SMC Networks LEC-GPR1 Series User manual

Product name
Electric actuator controller
Gateway (GW) unit (Profibus type)
Model / Series
LEC-GPR1
Doc.no. LEC-OM03403

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Contents
1. Safety Instructions.................................................................. 4
2. Outlines of Product ................................................................ 7
2. 1 Features................................................................................................................ 7
2. 2 How to Order ...................................................................................................... 7
2. 3 Structure of the product ................................................................................ 8
2. 4 Procedure （How to start the actuator) ................................................... 9
(1) Checking the content of the package ................................................ 9
(2) Mounting the unit....................................................................................... 9
(3) Initial setting of the connect controller ............................................. 9
(4) Setting the unit........................................................................................... 9
(5) Unit wiring / Connection......................................................................... 9
(6) Power supply .............................................................................................10
(7) Operation .................................................................................................... 10
3. Specifications .............................................................................11
3. 1 Specifications.................................................................................................... 11
3. 2 Details of parts................................................................................................. 13
3.3 Outside dimension diagram............................................................................14
(1) Screw mount type (LEC-GPR1)......................................................... 14
(2) DIN rail mount type (LEC-GPR1D) ...................................................14
3.4 How to install...................................................................................................... 15
(1) How to install.............................................................................................15
(2) Installation location .................................................................................15
4. Initial Setting...............................................................................16
4. 1. Switch (Address, B RATE) ..........................................................................16
4. 2. Setting the switch to change the communication (CN2SW)...........17
4. 3. Setting of controller (LEC)..........................................................................18
4. 4 SIEMENS PLC S7 Connection Method ...................................................21
5. External connection .................................................................23
5. 1 CN4: Power supply connector .................................................................... 23
5. 2 CN3: Bus connector .......................................................................................23
5. 3 CN1: CONT connector................................................................................... 23
5. 4 CN2: PC/TB connector................................................................................. 24
6. CN4: Power supply connector .............................................25

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6.1 Power supply connector.................................................................................25
6.2 Power line ............................................................................................................25
6.3 Wiring of the shutdown circuit......................................................................26
【Shutdown circuit Example】 ...................................................................... 28
7. CN3: Bus conecter ...................................................................29
8. CN1: Controller IF communication connector (CONT)30
8. 1 Connection......................................................................................................... 30
8. 2 Wiring diagram................................................................................................... 32
9. CN2: TB/PC connector..........................................................33
9. 1 How to use.........................................................................................................33
10. LED display................................................................................34
10. 1 LED display......................................................................................................34
10. 2 Controller IF communication status and LED display......................35
11. Mode.............................................................................................36
11. 1 Outline............................................................................................................... 36
11. 2. Step data input mode .................................................................................36
11. 3. Numerical data input mode.......................................................................36
11. 4. Data writing mode ........................................................................................ 38
12. Memory map .............................................................................39
12. 1 Memory assignment...................................................................................... 39
12. 2 Controller IF status flag（IN Data）..........................................................43
12. 3 Gateway unit status flag（IN Data）.........................................................43
12. 4 Gateway unit control flag（OUT Data） ..................................................45
13. Precautions for controlling the controller (LEC)....46
13. 1. Communication delay between the gateway unit unit and the controller(LEC) 46
13. 2. Guideline of the Response delay between the Gateway and the Motor Control Unit
........................................................................................................................................ 47
14. Wiring of cables/Common precautions..........................48
15. Electric actuators/Common precautions .....................49
15.1 Design and selection .....................................................................................49
15.2 Mounting.............................................................................................................50
15.3 Handling..............................................................................................................51
15.4 Operating environment .................................................................................52

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15.5 Maintenance ..................................................................................................... 53
15.6 Precautions for actuator with lock...........................................................53
16. Gateway unit and its peripheral devices /Specific product precautions 54
16.1 Design and selection .....................................................................................54
16.2 Handling..............................................................................................................54
16.3 Mounting.............................................................................................................55
16.4 Electrical wiring ...............................................................................................56
16.5 Power supply.................................................................................................... 56
16.6 Grounding...........................................................................................................56
16.7 Maintenace........................................................................................................ 57

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LEC-G Series/Gateway unit
1. Safety Instructions
These safety instructions are intended to prevent hazardous situations and/or equipment damage.
These instructions are categorized into three groups, "Caution", "Warning" and "Danger" depending on
the level of hazard and damage, and the degree of emergency. They are all important notes for safety
and must be followed in addition to International Standards (ISO/IEC), Japan Industrial Standards
(JIS)*1) and other safety regulations*2).
*1) ISO 4414: Pneumatic fluid power -- General rules relating to systems
ISO 4413: Hydraulic fluid power -- General rules relating to systems
IEC 60204-1: Safety of machinery -- Electrical equipment of machines (Part 1: General requirements)
ISO 10218-1992: Manipulating industrial robots -- Safety
JIS B 8370: Pneumatic fluid power - General rules relating to systems
JIS B 8361: Hydraulic fluid power - General rules relating to systems
JIS B 9960-1: Safety of machinery - Electrical equipments of machines (Part 1: General requirements)
JIS B 8433-1993: Manipulating industrial robots - Safety, etc/
*2) Labor Safety and Sanitation Law, etc.
Caution Caution indicates a hazard with a low level of risk which, if not avoided, could result in
minor or moderate injury.
Warning Warning indicates a hazard with a medium level of risk which, if not avoided, could result
in death or serious injury.
Danger Danger indicates a hazard with a high level of risk which, if not avoided, will result in death
or serious injury. Warning
(1) The compatibility of the product is the responsibility of the person who designs the
equipment or decides its specifications.
Since the product specified here is used under various operating conditions, its compatibility with
specific equipment must be decided by the person who designs the equipment or decides its
specifications based on necessary analysis and test results.
The expected performance and safety assurance of the equipment will be the responsibility of the
person who has determined its compatibility with the product.
This person should also continuously review all specifications of the product referring to its latest
catalog information, with a view to giving due consideration to any possibility of equipment failure
when configuring the equipment.
(2) Only personnel with appropriate training should operate machinery and equipment.
The product specified here may become unsafe if handled incorrectly.
The assembly, operation and maintenance of machines or equipment must be performed by an
operator who is appropriately trained and experienced.
(3) Do not service or attempt to remove product and machinery/equipment until safety is
confirmed.
1. The inspection and maintenance of machinery/equipment should only be performed after measures
to prevent dropping of driven objects or run-away of machinery/equipment have been confirmed.
2. When the product is to be removed, confirm that the safety measures as mentioned above are
implemented and the power from any appropriate source is cut, and read and understand the
specific product precautions of all relevant products carefully.
3.
Before machinery/equipment is restarted, take measures to prevent unexpected operation and malfunction.

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Warning
(4) Contact SMC beforehand and take special consideration of safety measures if the product is
to be used in any of the following conditions.
1. Conditions and environments outside of the given specifications, or use outdoors or in a location
exposed to direct sunlight.
2. Installation on equipment in conjunction with atomic energy, railways, air navigation, space,
shipping, vehicles, military, medical treatment, combustion and recreation, or equipment in contact
with food and beverages, emergency stop circuits, clutch and brake circuits in press applications,
safety equipment or other applications unsuitable for the standard specifications described in the
product catalog.
3. An application which could have negative effects on people, property, or animals requiring special
safety analysis.
Use in an interlock circuit, which requires the provision of double interlock for possible failure by using
a mechanical protective function, and periodical checks to confirm proper operation. Check the
product regularly in order to confirm normal operation.

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LEC-G Series/Gateway unit
Safety Instructions
Caution
The product is provided for use in manufacturing industries.
The product herein described is basically provided for peaceful use in manufacturing industries.
If considering using the product in other industries, consult SMC beforehand and exchange
specifications or a contract if necessary.
If anything is unclear, contact your nearest sales branch.
Limited warranty and Disclaimer/Compliance Requirements
The product used is subject to the following “Limited warranty and Disclaimer” and “Compliance
Requirements”.
Read and accept them before using the product.
[Limited warranty and Disclaimer]
(1) The warranty period of the product is 1 year in service or within 1.5 years after the product is
delivered.
Also, the product may have specified durability, running distance or replacement parts. Please
consult your nearest sales branch.
(2) For any failure or damage reported within the warranty period which is clearly our
responsibility, a replacement product or necessary parts will be provided.
This limited warranty applies only to SMC product independently, and not to any other damage
incurred due to the failure of the product.
(3) Prior to using SMC products, please read and understand the warranty terms and disclaimers
noted in the specified catalog for the particular products.
[Compliance Requirements]
When the product is exported, strictly follow the laws required by the Ministry of Economy, Trade and
Industry (Foreign Exchange and Foreign Trade Control Law).

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2. Outlines of Product
2. 1 Features
The gateway unit (GW unit, hereafter) is the unit to connect the electric actuator controller (LEC
series) to Profibus. One unit can control up to 5 same type of controllers.
Caution
When the device is set up or failure occurs, please refer the operation manual of the controller, the
actuator, and the teaching box as well as this operation manual.
※Keep this operation manual accessible so it can be referred when necessary.
2. 2 How to Order
How to order is shown below.
ＬＥＣ-ＧＰＲ１□
Unit types
Controller
Applicable
Electric equipment
G Gateway unit
PR1 Profibus DP V1
DIN rail
Nil Not mountable.
D Mountable

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2. 3 Structure of the product
The system aplies this unit consists of the unit below.
System structure drawing.
Profibus
PLC
Teaching box
LEC-T1-３G
・
Motor controller
LEC Series
Gateway unit
LEC-GPR1
Electric actuator
LE Series
Term
inati Controller setting software
LEC-W2
LEC serial communication (RS485)
Modbus communication Termination
Resistor

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2. 4 Procedure （How to start the actuator)
Install, wire, set and operate the gateway unit referring to the procedure below when the product is
used for the first time.
(1) Checking the content of the package
After unpacking, check the description of the label to identify the gateway unit and the quantity of
accessories.
(*)These items are included if you ordered by the part number for a set of controller and actuator.
(2) Mounting the unit
Refer to 3.4 How to install for the mounting of the gateway unit.
(3) Initial setting of the connect controller
The parameters of the controller’s, that are is connected to the gateway unit need to be set.
Refer to section 4.4 Setting of controller (LEC)
(4) Setting the unit
It is necessary to set the node address and the communication speed by the rotary switch of the
gateway unit. Refer to section 4. Initial Setting
(5) Unit wiring / Connection
Connect cables to the connectors(CN1 to CN3) of the gateway unit.
Refer to section 5. External connection for the wiring of connectors.
Part’s name Quantity
Gateway unit
（LEC－GPR1）
1 pc.
Power supply connector 1 pc.
Gateway unit
Power supply connector
Connector