SMC Networks HRL100-A-40 User manual

HRX-OM-X037-C
Operation Manual
Installation ･Operation
Original Instructions
Thermo Chiller
HRL Series
HRL100-A  -40- 
HRL200-A  -40- 
HRL300-A  -40- 
HRL100-W  -40- 
HRL200-W  -40- 
Keep this manual available whenever necessary
© 2021 SMC CORPORATION All Rights Reserved

To the users
Thank you for purchasing SMC’s Thermo chiller (hereinafter referred to as the “product”).
For safety and long life of the product, be sure to read this operation manual (hereinafter referred to as the
“manual”) and clearly understand the contents.
●Be sure to read and follow all instructions noted with “Warning” or “Caution” in this manual.
●This manual is intended to explain the installation and operation of the product. Only people who
understand the basic operation of the product through this manual or who perform installation and
operation of or have basic knowledge about industrial machines are allowed to work on the product.
●This manual and other documents attached to the product do not constitute a contract, and will not
affect any existing agreements or commitments.
●It is strictly prohibited to copy this manual entirely or partially for the use by a third party without prior
permission from SMC.
Note: This manual is subject to possible change without prior notice.

HRX-OM-X037
Contents
HRL Series
Contents
Chapter 1 Safety Instructions...........................................................1-1
1.1 Before Using the Product ....................................................................................... 1-1
1.2 Reading the Manual ................................................................................................ 1-1
1.3 Hazards.................................................................................................................... 1-2
1.3.1 Level of hazards...................................................................................................................1-2
1.3.2 Definition of “Serious injury” and “Minor injury”....................................................................1-2
1.4 Product Label .......................................................................................................... 1-3
1.5 Safety Measures...................................................................................................... 1-4
1.5.1 Safety instructions for use....................................................................................................1-4
1.5.2 Personal protective equipment ............................................................................................1-4
1.6 Emergency Measures.............................................................................................. 1-5
1.7 Waste Disposal........................................................................................................ 1-5
1.7.1 Disposal of refrigerant and compressor oil ..........................................................................1-5
1.7.2 Disposal of product ..............................................................................................................1-5
1.7.3 Battery..................................................................................................................................1-6
1.8 Safety Data Sheet（SDS）...................................................................................... 1-6
Chapter 2 Name and Function of Parts............................................2-1
2.1 Model Number of Product....................................................................................... 2-1
2.2 Name and Function of Parts................................................................................... 2-3
2.2.1 HRL-A-40 (Air-cooled type) ..........................................................................................2-3
2.2.1 HRL-W-40 (Water-cooled type) ....................................................................................2-3
2.3 Function of Parts..................................................................................................... 2-5
Chapter 3 Transport and Setting Up.................................................3-1
3.1 Transport.................................................................................................................. 3-1
3.1.1 Transportation using forklift and hanging.............................................................................3-2
3.1.2 Transportation using casters................................................................................................3-3
3.2 Installation............................................................................................................... 3-4
3.2.1 Environment.........................................................................................................................3-4
3.2.2 Location................................................................................................................................3-6
3.2.3 Installation and maintenance space.....................................................................................3-8
3.3 Installation............................................................................................................... 3-9
3.3.1 Installation............................................................................................................................3-9
3.3.2 Electrical wiring ..................................................................................................................3-11
3.3.3 Preparation and wiring of power supply cable...................................................................3-13
3.3.4 Contact input/output communication wiring .......................................................................3-18
3.3.5 Wiring of the Run/Stop signal input....................................................................................3-22
3.3.6 Wiring of the contact output signal.....................................................................................3-24
3.3.7 Wiring of analog output signal............................................................................................3-25
3.3.8 RS-485 communication wiring ...........................................................................................3-25
3.3.9 RS-232C communication wiring.........................................................................................3-27
3.3.10 Ethernet Modbus/TCP Communication wiring...................................................................3-28

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Contents
HRL Series
3.4 Piping......................................................................................................................3-31
3.5 Circulating Fluid Supply........................................................................................3-43
Chapter 4 Starting the Product......................................................... 4-1
4.1 Before Starting.........................................................................................................4-1
4.2 Preparation for Start................................................................................................4-2
4.2.1 Power supply.......................................................................................................................4-2
4.2.2 Operation screen (home screen).........................................................................................4-3
4.3 Preparation of the Circulating Fluid Supply to the User's Equipment .................4-4
4.4 Operation Start and Stop.........................................................................................4-6
4.4.1 Setting of circulating fluid temperature................................................................................4-6
4.4.2 Setting of the pump operation mode ...................................................................................4-7
4.4.3 Starting the Product.............................................................................................................4-7
4.4.4 Stopping the product ...........................................................................................................4-8
4.5 Check Items during Startup ....................................................................................4-9
4.6 Adjusting the Circulating Fluid Flow Rate .............................................................4-9
Chapter 5 Display and Setting of Various Functions...................... 5-1
5.1 Basic Operation .......................................................................................................5-1
5.1.1 Touch panel .........................................................................................................................5-1
5.1.2 Basic operating instructions.................................................................................................5-2
5.2 Flow Chart of the Operation Screen .......................................................................5-4
5.2.1 Flow Chart of the Operation Screen....................................................................................5-4
5.3 List of Functions......................................................................................................5-7
5.4 Description of the Screen........................................................................................5-8
5.4.1 Home screen.......................................................................................................................5-8
・Menu key..........................................................................................................................................5-9
・Display and setting of date and time................................................................................................5-9
・Operating condition display..............................................................................................................5-9
・Current circulating fluid temperature [PV]......................................................................................5-10
・Circulating fluid set temperature [SP] ............................................................................................5-10
・Circulating fluid discharge pressure [Press PV]............................................................................. 5-11
・Circulating fluid flow rate [Flow PV]................................................................................................ 5-11
・Circulating fluid flow rate [DI PV].................................................................................................... 5-11
・Operation mode [MODE]................................................................................................................5-12
・RUN/STOP display.........................................................................................................................5-13
・Run/stop operation.........................................................................................................................5-13
5.4.2 Menu..................................................................................................................................5-14
5.4.3 Status screen.....................................................................................................................5-14
5.4.4 Information screen.............................................................................................................5-16
・Alarm reset.....................................................................................................................................5-17
・Alarm name....................................................................................................................................5-17
・Alarm log record.............................................................................................................................5-18
・Display of alarm/maintenance reminder ........................................................................................5-19
5.4.5 Check operation time screen and maintenance reminder.................................................5-20

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Contents
HRL Series
・Setting the usage time of DI filter....................................................................................................5-22
・Setting of the usage time of dustproof filter (Only for air-cooled type)...........................................5-22
5.4.6 Software version screen.....................................................................................................5-23
5.4.7 CH1 setting screen.............................................................................................................5-23
・Temperature rise/drop alarm (AL10/AL11)......................................................................................5-24
・TEMP READY alarm (AL12) of TEMP READY function.................................................................5-26
・Offset (TEMP OFFSET) function....................................................................................................5-29
・Pump operation mode ....................................................................................................................5-32
・Discharge pressure alarm (AL18/AL19/AL20)................................................................................5-33
・Electric conductivity and alarm setting (AL28)................................................................................5-35
5.4.8 CH2 setting screen.............................................................................................................5-36
・Temperature rise/drop alarm (AL14/AL15) setting..........................................................................5-37
・TEMP READY alarm (AL16) and TEMP READY function..............................................................5-38
・Offset (TEMP OFFSET) function....................................................................................................5-40
・Pump operation mode ....................................................................................................................5-41
・Discharge pressure alarm (AL21/AL23/AL24/AL26) ......................................................................5-42
・Electric conductivity and alarm setting (AL27)................................................................................5-43
5.4.9 Function setting screen......................................................................................................5-45
・KEY-LOCK, START-UP operating method, ANTI-FREEZING and WARMING-UP........................5-46
・Continuing pump operation.............................................................................................................5-47
・Ambient temperature alarm (AL35) and maintenance alarm (AL36)..............................................5-50
・TEMP OUT signal...........................................................................................................................5-51
・Data reset .......................................................................................................................................5-52
5.4.10 Communication setting screen...........................................................................................5-53
・Setting for communication error (AL34)/contact input signal detection (AL30 and AL31)..............5-54
・Serial communication setting..........................................................................................................5-55
・Setting of analog output signal .......................................................................................................5-57
・Setting of contact input signal form.................................................................................................5-57
・Setting of contact output signal 1 to 3 ............................................................................................5-59
・Setting of contact output signal 4 to 6 ............................................................................................5-59
・Ethernet Modbus / TCP communication settings ...........................................................................5-64
5.4.11 How to set the IP address..................................................................................................5-65
5.4.12 Temperature waveform screen...........................................................................................5-66
Chapter 6 Option ...............................................................................6-1
6.1 Option-T2 [CH2 High-Pressure Pump Mounted]................................................... 6-1
6.2 Option-T3 [CH2 High-Pressure Pump Mounted]................................................... 6-2
Chapter 7 Alarm Notifications and Troubleshooting ......................7-1
7.1 Alarm Notification ................................................................................................... 7-1
7.2 Operation of this product when an alarm occurs ................................................. 7-1
7.3 Troubleshooting...................................................................................................... 7-2
7.3.1 Alarm contents, causes, and troubleshooting......................................................................7-2
7.4 Other Errors............................................................................................................. 7-5

HRX-OM-X037
Contents
HRL Series
Chapter 8 Control, Inspection and Cleaning................................... 8-1
8.1 Quality Control of Circulating Fluid and Facility Water.........................................8-1
8.2 Inspection and Cleaning..........................................................................................8-2
8.2.1 Daily check ..........................................................................................................................8-2
8.2.2 Monthly check......................................................................................................................8-3
8.2.3 Inspection every 3 months...................................................................................................8-4
8.2.4 Inspection every 6 months...................................................................................................8-5
8.3 Operation Stop for an Extended Period of Time....................................................8-6
8.3.1 Discharge of the circulating fluid .........................................................................................8-6
8.3.2 Discharge of the facility water (Water-cooled type).............................................................8-9
8.4 Replacement of consumables...............................................................................8-10
8.4.1 Replacing Particle Filters...................................................................................................8-10
8.4.2 Replacing the DI filter ........................................................................................................8-10
8.4.3 Consumables.....................................................................................................................8-13
Chapter 9 Documents ....................................................................... 9-1
9.1 Specifications ..........................................................................................................9-1
9.1.1 HRL100/200/300-A-40.......................................................................................................9-1
9.1.2 HRL100/200-W-40.............................................................................................................9-3
9.1.3 Refrigerant with GWP reference..........................................................................................9-5
9.1.4 Communication specifications.............................................................................................9-5
9.2 Dimensions ..............................................................................................................9-6
9.2.1 HRL100-A-40.....................................................................................................................9-6
9.2.2 HRL200-A-40.....................................................................................................................9-7
9.2.3 HRL300-A-40.....................................................................................................................9-8
9.2.4 HRL100/200-W-40.............................................................................................................9-9
9.3 Flow Diagram .........................................................................................................9-10
9.3.1 HRL-A-40-................................................................................................................9-10
9.3.1 HRL-W-40-............................................................................................................... 9-11
9.4 Cooling Capacity....................................................................................................9-12
9.4.1 HRL100‐A‐40 CH1........................................................................................................9-12
9.4.2 HRL200‐A‐40 CH1........................................................................................................9-12
9.4.3 HRL300-A-40 CH1........................................................................................................9-13
9.4.4 HRL100/200/300-A-40 CH2...........................................................................................9-13
9.4.5 HRL100-A-40-T2 CH1...................................................................................................9-14
9.4.6 HRL200-A-40-T2 CH2....................................................................................................9-14
9.4.7 HRL300-A-40-T2 CH1...................................................................................................9-15
9.4.8 HRL100/200/300-A-40-T2 CH2......................................................................................9-15
9.4.9 HRL300-A-40-T3 CH1...................................................................................................9-16
9.4.10 HRL300-A-40-T3 CH2....................................................................................................9-16
9.4.11 HRL100-W-40 CH1.......................................................................................................9-17
9.4.12 HRL200-W-40 CH1........................................................................................................9-17
9.4.13 HRL100/200-W-40 CH2.................................................................................................9-18
9.4.14 HRL100-W-40-T2 CH1..................................................................................................9-18

HRX-OM-X037
Contents
HRL Series
9.4.15 HRL200-W-40-T2 CH1..................................................................................................9-19
9.4.16 HRL100/200-W-40-T2 CH2 ............................................................................................9-19
9.5 Pump Capacity ...................................................................................................... 9-20
9.5.1 HRL100-A/W-40 CH1....................................................................................................9-20
9.5.2 HRL200-A/W-40 CH1 .....................................................................................................9-20
9.5.3 HRL300-A-40 CH1.........................................................................................................9-21
9.5.4 HRL-A/W-40 CH2......................................................................................................9-21
9.5.5 HRL100/200/300-A/W-40-T2 CH1.................................................................................9-22
9.5.6 HRL300-A-40-T3 CH2 ....................................................................................................9-22
9.6 Types of Hazard Labels......................................................................................... 9-23
9.6.1 Positions of danger warning label......................................................................................9-24
9.7 Standards............................................................................................................... 9-25
9.8 Daily Check Sheetheck Sheet............................................................................... 9-26
Chapter 10 Product Warranty ...........................................................10-1

HRX-OM-X037
Contents
HRL Series

HRX-OM-X037
Chapter 1 Safety Instructions
HRL Series 1.1 Before Using the Product
1-1
Chapter 1 Safety Instructions
1.1 Before Using the Product
This chapter is intended to specifically describe the safety related
issues for handling the product. Read this before handling the product.
The product is a cooling device using circulating fluid. SMC does not
take any responsibility for any problems that may arise from using the
product for other purposes.
This product is not designed for a clean room. It generates dust from
the internal components such as pump and fan motor.
The product is operated at high voltage and contains components
which become hot and rotate. If a component needs to be replaced or
repaired, contact a specialized vendor for parts and service.
All personnel who work with or around the product should read and
understand the safety related information in this manual carefully
before starting work.
The safety manager is responsible for strictly observing safety
standards, but responsibility in respect to safety standards during daily
work resides with each individual operator and maintenance
personnel.
Do not use the materials that rust or corrode for the circulating fluid and
facility water circuits. Using the materials that tend to rust or corrode
may cause clogs or/and leakages of the circulating fluid and facility
water circuits. In case of using these kind of materials, consider and
carry out some prevention against the rusting or corrosion on the
customer side.
This manual must be kept available to operators whenever necessary.
1.2 Reading the Manual
This manual contains symbols to help identify important actions when
installing, operating or maintaining the product.
Before using the product, be sure to read and understand all the
important actions highlighted in this manual.
This sign indicates actions that must be followed.
This sign indicates prohibited actions.

HRX-OM-X037
Chapter 1 Safety Instructions
1.3 Hazards HRL Series
1-2
1.3 Hazards
1.3.1 Level of hazards
The instructions given in this manual aim to assure the safe and correct
operation of the product, and to prevent injury of operators or damage to the
product. These instructions are grouped into three categories, Danger,
Warning and Caution, which indicate the level of hazard, damage and also
the degree of emergency. All safety critical information should be carefully
observed at all times.
“DANGER”, “WARNING” and “CAUTION” signs are in order according to
severity (DANGER> WARNING> CAUTION).
1.3.2 Definition of “Serious injury” and “Minor injury”
“Serious injury”
This term describes injuries that result in after effects including loss of
eyesight, burns, electric shock, fracture, poisoning, etc. and requires
long-term treatment or hospitalization.
“Minor injury”
This term describes injuries that do not need long-term treatment or
hospitalization. (Others excluded from “Serious injury”.)
“WARNING”: Hazard that MAY cause serious personal injury or death during
operation.
“DANGER”: Hazard that WILL cause serious personal injury or death during
operation.
“CAUTION without exclamation symbol”: Hazard that MAY cause damage or failure
of the product, facility, devices, etc.
“CAUTION”: Hazard that MAY cause minor personal injury.

HRX-OM-X037
Chapter 1 Safety Instructions
HRL Series 1.4 Product Label
1-3
1.4 Product Label
Information about the product, such as Serial No. and Model No. can be
found on the product label. This information is needed when contacting an
SMC sales distributor.
How to see the serial number Z R 001 （APR 2021）
Z
R
001
Year
Symbol
Remarks
Month
Symbol
Remarks
Serial no.
2021
Z
Repeated from
A to Z in
alphabetical
order
1
o
Repeated from
O to Z in alphabetical
order, with O for
January and Z for
December
－
2022
A
2
P
2023
B
3
Q
↓
↓
↓
↓
Fig. 1-1 Position of the product label
* (An example of "HRL200-A-40" model.)
"3~" stands for "3 inter phase".
(IEC 60417-5032-1)
Model number
Serial number
Kind and amount
of refrigerant

HRX-OM-X037
Chapter 1 Safety Instructions
1.5 Safety Measures HRL Series
1-4
1.5 Safety Measures
1.5.1 Safety instructions for use
Read and understand this manual carefully before using the product.
Before starting maintenance of the product, be sure to lock out and tag out
the breaker of the user's power supply.
If operating the product during maintenance, be sure to inform all workers
nearby.
Use only the correct tools and procedure when installing or maintaining the
product.
Use personal protective equipment where specified (“1.5.2 Personal
protective equipment”).
Check all parts and screws are fitted correctly and securely after
maintenance.
Avoid working in a drunken or sick condition, which might cause an
accident.
Do not remove the panels except for the cases permitted in this manual.
Do not remove the panels during operation.
Do not handle this product by any means other than specified in this
Operation Manual; this can result in damage to the product or fire.
1.5.2 Personal protective equipment
This manual specifies personal protective equipment for each work.
Transport, Installing and Uninstalling
Handling of circulating fluid
Operation
Follow the instructions below when using the product. Failure to
follow the instructions may cause an accident and injury.
Always use safety shoes, gloves and head protection when
transporting, installing or uninstalling the product.
Always use safety shoes, gloves, mask, apron and eye protection
when handling the circulating fluid.
Always use safety shoes and gloves when operating the product.

HRX-OM-X037
Chapter 1 Safety Instructions
HRL Series 1.6 Emergency Measures
1-5
1.6 Emergency Measures
Emergency Measures When emergency conditions such as natural disaster,
fire, earthquake and injury occur, shut off the breaker of the user’s power
supply that supplies power to the product.
1.7 Waste Disposal
1.7.1 Disposal of refrigerant and compressor oil
The product uses hydro fluorocarbon type refrigerant (HFC) and compressor
oil. Comply with the laws and regulations in each country for the disposal of
refrigerant and compressor oil. The type and quantity of refrigerant is
described on the “1.4 Product Label”.
If these fluids need to be recovered, read and understand the instructions
below carefully. If there is any unclear point, contact an SMC's sales
distributor.
1.7.2 Disposal of product
The disposal of the product must be handled by a specialized industrial waste
disposal agency in accordance with local laws and regulations.
Even when the power supply swtich is turned off, some of the internal
circuits are still energized, unless the user’s power supply is shut off.
Be sure to shut off the breaker of the user’s power supply.
Only maintenance personnel or qualified people are allowed to open
the cover panels of the product.
Do not mix the compressor oil with domestic waste for disposal. Also,
the disposal of the waste must only be conducted by specific
facilities that are permitted for that purpose.
Comply with the laws and regulations in each country for the disposal
of refrigerant and compressor oil.
The release of refrigerant in to the atmosphere is banned by law.
Recover it with specific equipment and dispose of it correctly.
Only people who have sufficient knowledge and experience about the
product and its accessories are allowed to recover the refrigerant and
compressor oil.

HRX-OM-X037
Chapter 1 Safety Instructions
1.8 Safety Data Sheet （ SDS ） HRL Series
1-6
1.7.3 Battery
A battery is used in the touch panel of this product. Please inform this to the
disposal agency when you dispose this product.
Battery type: GT11-50BAT
System: Manganese Dioxide-Li/Organic Electrolyte
Nominal Voltage: 3V
Nominal Capacity: 550 mAh
Nominal Discharge Current: 0.2 mA
Weight: 6.8 g
Dimension: 24.5 mm×5.0mm
The lifetime of it is approximately about 5 years, and the touch panel makes
“MT07/ Low Battery” Maintenance notice when the battery needs to be
replaced.
1.8 Safety Data Sheet（SDS）
If the safety data sheets of chemicals used in this product are needed,
contact an SMC's sales distributor.
Any chemicals used by the user must be accompanied by an SDS.

HRX-OM-X037
Chapter 2 Name and Function of Parts
HRL Series 2.1 Model Number of Product
2-1
Chapter 2 Name and Function of Parts
2.1 Model Number of Product
The product can be ordered with the model number configured as shown
below.
The product needs to be handled in different ways, depending on the part
number. Refer to “1.4 Product Label" and check the part number of the
product.
Fig. 2-1 Product model number (Air-cooled type)
HRL
④Power supply
- -
A40
40 3phase AC380-415V(50/60Hz)
3phase AC460-480V(60Hz)
①Cooling capacity
CH1
200 19 kw
100 9 kw
③Piping thread type
Nil Rc
F G (Rc-G thread adapter set is included)
N NPT (Rc-NPT thread adapter set is included)
②Cooling method
A Air-cooled refrigeration
300 26 kw
CH2
1 kw
1 kw
1 kw
-
⑤Option
Nil CH2 Electric conductivity control
D1 CH1,CH2 Electric conductivity control
T2 High-Pressure Pump
T3*1 High-Pressure Pump
*1 Applicable only to HRL300-A -40.

HRX-OM-X037
Chapter 2 Name and Function of Parts
2.1 Model Number of Product HRL Series
2-2
Fig. 2-2 Product model number (Water-cooled type)
HRL
④Power supply
- -
W40
40 3phase AC380-415V(50/60Hz)
3phase AC460-480V(60Hz)
①Cooling capacity
CH1
200 21.5 kw
100 10 kw
③Piping thread type
Nil Rc
F G (Rc-G thread adapter set is included)
N NPT (Rc-NPT thread adapter set is included)
②Cooling method
W Water-cooled refrigeration
CH2
1 kw
1 kw
-
⑤Option
Nil CH2 Electric conductivity control
D1 CH1,CH2 Electric conductivity control
T2 High-Pressure Pump

HRX-OM-X037
Chapter 2 Name and Function of Parts
HRL Series 2.2 Name and Function of Parts
2-3
2.2 Name and Function of Parts
2.2.1 HRL-A-40 (Air-cooled type)
Fig. 2-2 Names of the parts (This drawing shows “HRL200-A-40”.)
2.2.1 HRL-W-40 (Water-cooled type)
Fig. 2-2 Names of the parts (This drawing shows “HRL100/200-W-40”.)
*In case of HRL300-A-40-T3, the size is different.
Refer to Chapter 6 for details.

HRX-OM-X037
Chapter 2 Name and Function of Parts
2.2 Name and Function of Parts HRL Series
2-4
Table 2.2-1 Accessory list

1When “F ”or “N ”piping thread type is selected, the particle filter connection is “G thread ”or “NPT thread ”.
2 The anchor brackets are used for fixation with the skid when this product is packed. The anchor bolts are not
attached. The bolts (M8) used for fixing to the skid are not anchor bolts. Refer to "3.3.1 Installation"when using
anchor bolt fixing bracket.
(1)
Operation Manual
2 pcs.
(English 1 pc. /Japanese 1 pc.)
(2)
Particle filter set (for CH1) 1
1 set
(3)
Particle filter set (for CH2) 1
1 set
[For option –T3.]
(4)
For HRL-A/WF-
G thread adapter set
1 set
For HRL-A/WN-
NPT thread adapter set
1 set
(5)
Anchor brackets 2
2 pcs.
(6)
DI Filter
1 pc.
(7)
For option –D1.
DI Filter (for CH1)
1 pc.

HRX-OM-X037
Chapter 2 Name and Function of Parts
HRL Series 2.3 Function of Parts
2-5
2.3 Function of Parts
The function of parts is as follows.
Table 2.3-1 Function of parts
Name
Function
Touch panel
Operational settings for the product. Example: Run and stop product.
Performance setting
Fluid level gauge
Indicates the circulating fluid level of the tank. Confirm the level is
between HIGH and LOW. For details, refer to “3.5 Circulating Fluid Supply”.
Product label
Shows the product information, such as model number and serial
number. For details, refer to ‘’1.4 Product Label’.
Circulating fluid
outlet port (CH1)
The circulating fluid flows out from the outlet port.
For laser source.
Circulating fluid
outlet port (CH2)
The circulating fluid flows out from the outlet port.
For optical systems.
Circulating fluid
return port (CH1)
The circulating fluid returns to the return port.
Circulating fluid
return port (CH2)
Tank drain port (CH1)
This drain port to drain the circulating fluid out of the tank.
Tank drain port (CH2)
Dust-proof filter
Inserted to prevent dust and contamination clinging to the air cooled
condensers directly.Clean the filter periodically.
For details, refer to “8.2.2 Monthly check”.
Power cable entry
Insert the power cable to the power cable entry and connect it
to the power terminal. For details, refer to “3.3.2 Electrical wiring”
and “3.3.3 Preparation and wiring of power supply cable”.
Power terminal
Signal cable entry
Insert the signal cable to the signal cable entry and connect it to
the signal connectors. For details, refer to “3.3.5 Wiring of the Run/Stop
signal input”, “3.3.6 Wiring of the contact output signal”, “3.3.7 Wiring of
analog output signal”,“3.3.8 RS-485 communication wiring”,
“3.3.9 RS-232C communication wiring” or the Operation
Manual Communication Function.
Signal connecors
Earth leakage breaker
/Breaker handle
Shuts off the power supply to the internal equipment of the product.
(Parts energized remained in the product.)
Refer to “3.3.2 Electrical wiring” for the earth leakage breaker.
Feed water port (CH1)
Supply circulating fluid to the tank.
Feed water port (CH2)
Facility water inlet
(For Water-cooled
type)
A facility water inlet to which the facility water is fed through piping.
The pressure of facility water should be in a range of 0.3 to 0.5MPa.
Facility water outlet
(For Water-cooled
type)
A facility water outlet from which the facility water returns to the user’s
machine through piping.

HRX-OM-X037
Chapter 2 Name and Function of Parts
2.3 Function of Parts HRL Series
2-6