Helmer Scientific i.Series User manual
360414/A
Refrigerator Instructions for Use
and Operation Manual
i.Series®· Horizon Series™
Upright - Undercounter
Laboratory
i.Series
iLR105-GX, iLR113-GX, iLR120-GX,
iLR125-GX, iLR245-GX, iLR256-GX
Horizon Series
HLR105-GX, HLR113-GX, HLR120-GX,
HLR125-GX, HLR245-GX, HLR256-GX
Blood Bank
i.Series
iBR105-GX, iBR113-GX, iBR120-GX,
iBR125-GX, iBR245-GX, iBR256-GX
Horizon Series
HBR105-GX, HBR113-GX, HBR120-GX,
HBR125-GX, HBR245-GX, HBR256-GX
Pharmacy
i.Series
iPR105-GX, iPR113-GX, iPR120-GX,
iPR125-GX, iPR245-GX, iPR256-GX
Horizon Series
HPR105-GX, HPR113-GX, HPR120-GX,
HPR125-GX, HPR245-GX, HPR256-GX
Document History
Revision Date CO Supersession Revision Description
A 18 SEP 2019* 14979 n/a Initial release.
* Date submitted for Change Order review. Actual release date may vary.
Document Updates
The document is furnished for information use only, is subject to change without notice and should not be construed as a
commitment by Helmer Scientic. Helmer Scientic assumes no responsibility or liability for any errors or inaccuracies that may
appear in the informational content contained in this material. For the purpose of clarity, Helmer Scientic considers only the most
recent revision of this document to be valid.
Notices and Disclaimers
Condential / Proprietary Notices
Use of any portion(s) of this document to copy, translate, disassemble or decompile, or create or attempt to create by reverse
engineering or otherwise replicate the information from Helmer Scientic products is expressly prohibited.
Copyright and Trademark
Copyright © 2019 Helmer, Inc. Helmer®, i.Series®, i.C³®, Horizon Series™, and Rel.i™ are registered trademarks or trademarks of
Helmer, Inc. in the United States of America. All other trademarks and registered trademarks are the property of their respective
owners. Helmer, Inc., doing business as (DBA) Helmer Scientic and Helmer.
Disclaimer
This manual is intended as a guide to provide the operator with necessary instructions on the proper use and maintenance of
certain Helmer Scientic products.
Any failure to follow the instructions as described could result in impaired product function, injury to the operator or others, or void
applicable product warranties. Helmer Scientic accepts no responsibility or liability resulting from improper use or maintenance of
its products.
The screenshots and component images appearing in this guide are provided for illustrative purposes only, and may vary slightly
from the actual software screens and/or product components.
Helmer Scientic
14400 Bergen Boulevard
Noblesville, IN 46060 USA
www.helmerinc.com Part No. 360414/Rev A
Contents
1 About this Manual................................................................................................ 1
1.1 Intended Audience ..........................................................................................1
1.2 Model Reference............................................................................................1
1.3 Intended Use...............................................................................................1
1.4 Safety Precautions and Symbols ...............................................................................1
1.5 Avoiding Injury..............................................................................................3
1.6 General Recommendations ...................................................................................3
2. Installation ...................................................................................................... 4
2.1 Location...................................................................................................4
2.2 Placement and Leveling ......................................................................................4
2.3 Stacked Undercounter Units................................................................................... 4
2.4 AC Power Cord ............................................................................................5
2.5 Temperature Probes .........................................................................................5
2.6 Chart Recorder (if included) .................................................................................. 6
3 i.Series®Operation ............................................................................................... 8
3.1 Initial Power-Up.............................................................................................8
3.2 Operation .................................................................................................9
3.3 Change Temperature Setpoint ................................................................................. 9
3.4 Set Alarm Parameters.......................................................................................10
3.5 Active Alarms ..............................................................................................11
3.6 Mute Active Alarms ..........................................................................................11
3.7 Light Operation (if installed) ................................................................................. 12
4 Min/Max Temperature Monitoring .................................................................................. 13
5 i.Series®Access Control (Optional)................................................................................. 14
5.1 Setup....................................................................................................14
5.2 Open Refrigerator with Access Control.......................................................................... 14
6 Horizon Series™Operation........................................................................................ 15
6.1 Initial Power-Up............................................................................................15
6.2 Display Minimum and Maximum Monitor Temperature Recordings .................................................... 15
6.3 Change Temperature Setpoint ................................................................................ 16
6.4 Set Parameter Values....................................................................................... 17
6.5 Set Temperature Units....................................................................................... 17
6.6 Set Alarm Setpoints (Parameters).............................................................................. 17
6.7 TemperatureCalibrationOsets ............................................................................... 18
6.8 Active Alarms .............................................................................................18
6.9 Mute and Disable Audible Alarms .............................................................................. 18
6.10 Light Operation ............................................................................................ 18
7 Horizon Series™Access Control (Optional) .......................................................................... 19
7.1 Setup....................................................................................................19
8 ProductSpecications ........................................................................................... 20
8.1 Operating Standards........................................................................................20
9 Compliance .................................................................................................... 23
9.1 Safety Compliance ......................................................................................... 23
9.2 Environmental Compliance................................................................................... 23
9.3 EMC Compliance ..........................................................................................23
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
360414/A ii
1 About this Manual
1.1 Intended Audience
This manual provides information on how to use i.Series®and Horizon Series™ upright laboratory and undercounter, blood bank,
and pharmacy refrigerators. It is intended for use by end users of the refrigerator and authorized service technicians.
1.2 Model Reference
Models are indicated by a distinguishing model number that corresponds to the series, type, number of doors, and capacity of the
refrigerator. For example, “iLR113-GX” refers to an i.Series Laboratory Refrigerator with 1 door and a capacity of 13 cu ft.
1.3 Intended Use
Note
This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the
FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment
is operated in a commercial environment. This equipment generates, uses and can radiate radio frequency energy and, if
not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications.
Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required
to correct the interference at his own expense.
Helmerrefrigeratorsareintendedforthestorageofbloodproductsandothermedicalandscienticproducts.
1.4 Safety Precautions and Symbols
Symbols found in this document
The following symbols are used in this manual to emphasize certain details for the user:
Task Indicates procedures which need to be followed.
Note Provides useful information regarding a procedure or operating technique when using Helmer
Scienticproducts.
NOTICE Advises the user against initiating an action or creating a situation which could result in damage to
equipment; personal injury is unlikely.
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
360414/A 1
Symbols found on the units
The following symbols may be found on the refrigerator or refrigerator packaging:
Caution: Risk of damage to equipment or
danger to operator Warning:Crushingofhands/ngers
Caution: Hot surface Danger: Risk of Fire or Explosion. Flammable
refrigerant used
Caution: Shock / electrical hazard Refer to documentation
These symbols also appear with appropriate information provided within this document.
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
360414/A 2
1.5 Avoiding Injury
• Do not use mechanical devices or other means to accelerate the defrosting process, other than those recommended by
the manufacturer.
• Do not damage the refrigerant circuit.
Review safety instructions before installing, using, or maintaining the equipment.
♦Before moving unit, ensure door is closed and casters are unlocked and free of debris.
♦Before moving unit, disconnect the AC power cord and secure the cord.
♦Never physically restrict any moving component.
♦Avoid removing electrical service panels and access panels unless so instructed.
♦Keep hands away from pinch points when closing the door.
♦Avoid sharp edges when working inside the electrical compartment and refrigeration compartment.
♦Ensure products are stored at recommended temperatures determined by standards, literature, or good
laboratory practices.
♦Proceed with caution when adding and removing product from the refrigerator.
♦Do not open multiple, loaded drawers at the same time.
♦Use manufacturer supplied power cord only.
♦Avoid risk of ignition by using only manufacturer supplied components and authorized personnel when servicing the unit.
♦ Usingtheequipmentinamannernotspeciedbythemanufacturermayimpairtheprotectionprovidedbytheequipment.
♦Ensure product is stored safely, in accordance with all applicable organizational, regulatory and legal requirements.
♦ Therefrigeratorisnotconsideredtobeastoragecabinetforammableorhazardousmaterials.
♦ Usecautionwhenmovingundercounterunitsinastackedconguration.
♦REQUIRED: Decontaminate parts prior to sending for service or repair. Contact Helmer or your distributor for
decontamination instructions and a Return Authorization Number.
1.6 General Recommendations
General Use
Allow refrigerator to come to room temperature before switching power on.
During initial startup, high temperature alarm may sound while refrigerator reaches operating temperature.
Do not remove the cover from the condensate evaporator tray on upright units.
Initial Loading
Allow chamber temperature to stabilize at the setpoint before storing product.
Product Loading Guidelines
When loading your refrigerator, take care to observe the following guidelines:
♦Never load refrigerators beyond capacity.
♦Always store items within shelves, drawers or baskets.
♦ Temperatureuniformityismaintainedbyaircirculation,whichcouldbeimpededifunitisoverlled,particularlyatthetopor
against the doors or walls. Ensure a 2” (50 mm) clearance is provided below the fan.
Note
Productsstackedagainstwallsordoorsmayobstructairowandaectperformanceofunit.
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
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2. Installation
2.1 Location
Keep all ventilation openings in the enclosure or, in the structure of building-in, clear of obstruction.
♦ Hasagroundedoutletmeetingtheelectricalrequirementslistedontheproductspecicationlabel.
♦Is clear of direct sunlight, high temperature sources, and heating and air conditioning vents.
♦Upright units require minimum 8” (203 mm) above, and minimum 3” (76 mm) behind.
♦Undercounter units require minimum 3” behind the unit for clearance and feature access.
♦ Meetslimitsspeciedforambienttemperature(15˚Cto32˚C)andrelativehumidity.
2.2 Placement and Leveling
The evaporation tray located on the back of the upright refrigerator may be hot. Do not use the tray as a handle.
NOTICE
• To prevent tipping, ensure the casters (if installed) are unlocked and doors are closed before moving the unit.
• To avoid damaging refrigerant tubing or risking refrigerant leak, use caution when moving or operating the unit.
Undercounter units only
• Do not sit, lean, push or place heavy objects on top surface of undercounter units.
• Do not lean on or push down on an open door or extended drawers.
1. Ensure door is secured and casters (if installed) are unlocked.
2. Roll refrigerator into place and lock casters.
3. Ensure refrigerator is level.
Note
Helmerrecommendstheuseoflevelingfeetandwallandoorbrackets(PN400472-2)forstabilizationonundercounter
units. Contact Helmer Technical Service for parts and instruction.
2.3 Stacked Undercounter Units
NOTICE
• Forstackedconguration,bothunitsmusthavelevelingfeetinstalled.
• Back brace bars and front stabilizing brackets must be installed (Blue - PN 400821-1; Stainless Steel - PN 400821-2).
• When stacking units, place the heavier unit on the bottom.
• Do not open multiple loaded drawers at the same time.
• Do not lean on or push down on an open door or extended drawers.
Contact Helmer or your distributor for more information regarding the stacking kit and methods to secure both units to the wall
and/oroor.
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
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2.4 AC Power Cord
Use manufacturer supplied power cord only.
Install power cord
If packaged with modular cord, insert plug securely into the refrigerator power receptacle prior to connecting to
grounded outlet.
2.5 Temperature Probes
A solid ballast or probe bottle and container of glycerin have been provided with this unit. The glycerin is used to create a solution
which, when placed in the probe bottle, simulates the product stored in the refrigerator. The product simulation solution temperature
reectstheproduct’stemperatureduringnormaloperation.
Notes
• Temperature probes are fragile; handle with care.
• Number and location of probes varies by model.
• Remote probes may also be introduced through the existing port on top or rear of the unit (if included).
• Solid ballast (if installed) should be placed in the bracket in a horizontal position.
•Failuretollprobebottlesorkeepprobebottles(ifinstalled)lledtotheappropriatelevelmaycausethechamber
temperature to display higher or lower than the actual temperature.
Primary Monitor Probe
The primary monitor probe is located at the top left side of the refrigerator.
Primary monitor probe
Secondary Monitor Probe (i.Series models 20 cu ft and larger only)
The secondary monitor probe is located in the lower left side of the refrigerator.
Secondary monitor probe
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
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Fill Temperature Probe Bottle (if installed)
Note
Use approximately 4 oz. (120 mL) of product simulation solution (10:1 ratio of water to glycerin).
Glycerin packet included in refrigerator box.
1. Remove probe(s) from bottle and remove bottle from bracket.
2. Removecapandllwithapproximately4oz.(120mL)ofproductsimulationsolution.
3. Secure cap on bottle and place in bracket.
4. Replace probe(s), immersing at least 2” (50 mm) in solution.
Install Additional Probe Through Top or Rear Port
1. Peel back putty to expose port.
2. Insert probe through port into chamber.
3. Insert probe into bottle.
4. Replace putty, ensuring a tight seal.
2.6 Chart Recorder (if included)
The chart recorder has a back-up battery system enabling a period of continuous operation if power is lost. Battery life varies by
manufacturer as well as voltage level remaining. If full battery power is available, back-up power for the temperature chart recorder
is available for up to 14 hours.
Note
If chart recorder is operated on battery power, the battery should be replaced to ensure the back-up source has
proper charge.
Prior to use:
Place chart recorder probe in bottle or ballast with primary monitor probe.
Set up and Operation
Access the chart recorder by pressing and releasing the door (i.Series except 113 models) or pulling the door open (Horizon
Series, 113 models and undercounter models).
Install battery.
Connect the leads to the battery to provide back-up power to the chart recorder.
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
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Install / Replace Chart Paper
Note
For accurate temperature reading, ensure the current time is aligned with the time line groove when the chart knob
is fully tightened.
Chart recorder stylus and time line groove
1. PressandholdCbutton.Whenstylusbeginstomoveleft,releasebutton.TheLEDashes.
2. When stylus stops moving, remove chart knob then move knob up and away.
3. Place chart paper on chart recorder.
4. Gently lift stylus and rotate paper so current time line corresponds to time line groove.
5. Hold chart paper in place while making sure the chart knob is fully tightened. (Failure to fully tighten the knob can result in paper
slipping and losing time.)
6. Press and hold C button. When stylus begins to move right, release button.
7. Conrmstylusismarkingonpaperandstopsatthecorrecttemperature.
8. Calibrate chart recorder to match primary temperature if needed and close recorder door.
Power Supply
The temperature chart recorder uses AC power when the system is operating. If AC power fails, the recorder continues to record
temperature with back-up power provided by the nine-volt battery.
♦The LED indicator glows green continually when main power is functioning and the battery is charged.
♦The LED indicator glows red continually when main power is functioning and the battery is either not installed or needs to
be changed.
♦ TheLEDindicatorashesredtoindicatethattherecorderisreceivingpoweronlyfromtheback-upbattery.
♦ TheLEDindicatorashesduringchartpaperchangemode.
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
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3 i.Series®Operation
3.1 Initial Power-Up
1. Plugthepowercordintoagroundedoutletthatmeetstheelectricalrequirementsontheproductspecicationlabel.
2. Turn theAC power switch ON.
3. Turn the back-up battery switch ON.
Notes
• For models equipped with optional Access Control, the back-up battery is turned ON with a key switch.
• The Start screen is displayed when the i.C3is powered on. The i.C3will take approximately 2-5 minutes to boot up.
Start screen
The language screen is displayed when the i.C3is powered on. Use the Language screen to select the i.C3display language.
Language screen
If an alarm sounds, temporarily mute the alarm by touching the Mute button.
Home screen - alarm muted Mute icon
Note
Active alarms are displayed on the Home screen. If an alarm condition other than High Temperature occurs, refer to the
service manual for troubleshooting.
i.Series
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
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3.2 Operation
Notes
• Refer to the i.C3 User Guide for complete information regarding the i.C3User Interface.
• The i.C³ Home screen displays temperature and alarm information, and provides icons to gain access to other functions
of the i.C³.
• After two minutes of inactivity, the screensaver will be displayed. To return to the Home screen, touch the screensaver.
Home screen Home screensaver
3.3 Change Temperature Setpoint
Note
The Temperature Setpoint toggle button can be accessed from either the initial Settings screen or the Device Control
Settings screen.
> > Enter the Settings password. Select Temperature Setpoints. Touch minus (-) or plus (+) on spin box to
change value.
Settings screen Device Control Settings screen
Notes
• Default Settings password is 1234.
• Default setpoint is 4.0 °C for iLR and iBR models, or 5.0 °C for iPR models.
i.Series
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
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3.4 Set Alarm Parameters
> > Enter the Settings password. Scroll down to select Alarm Settings. Touch minus (-) or plus (+) on the spin box
to set each alarm parameter.
Settings screen
Alarms screens
Alarm settings control the circumstances and timing of alarm condition indicators displayed on the i.C³ Home screen.
i.Series
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
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3.5 Active Alarms
Home screen with active alarm
Table 1. i.Series Active Alarms
Alarm Description
Communication Failure 1 Communication lost between i.C3display board and control board
Communication Failure 2 Congurationleiscorruptori.C3isunabletoaccessthecongurationle
Communication Failure 3 Corrupt database
Compressor Probe Failure Probe not functioning properly
Compressor High Temperature Compressor temperature reading is above high temperature alarm setpoint
Control Probe Failure Probe not functioning properly
Drive Space Low SD card is approaching capacity
Drive Space Full SD card is full
Door Open Doorisopenbeyonduser-speciedduration
Inverter Communication Failure Communication is lost between the i.C3control board and the VCC inverter
Low Battery Back-up battery voltage is low
No Battery Back-upbatteryvoltageisdecient
Power Failure Power to the unit has been disrupted
Primary Monitor Probe Failure Probe not functioning properly
Primary Probe High Temperature Primary monitor probe reading is above high temperature alarm setpoint
Primary Probe Low Temperature Primary monitor probe reading is below low temperature alarm setpoint
Secondary Monitor Probe Failure (if installed) Probe not functioning properly
Secondary Probe High Temperature (if installed) Secondary monitor probe reading is above high temperature alarm setpoint
Secondary Probe Low Temperature (if installed) Secondary monitor probe reading is below low temperature alarm setpoint
3.6 Mute Active Alarms
Audible alarms may be temporarily muted by touching the Mute icon. The delay duration can be set and changed by selecting
Sound Settings from the Settings screen. The duration may be set to any value from 1 - 60 minutes. The delay time remaining
will be displayed in the bottom right corner of the icon. If the alarm is still active after the mute delay has ended, the audible alarm
will sound.
Unmuted Muted
> > Enter the Settings password. Scroll down to select Sound Settings. Touch minus (-) or plus (+) on spin box to set
the mute duration.
i.Series
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
360414/A 11
3.7 Light Operation (if installed)
Press Light Icon to turn LED lights ON or OFF.
AutoON/OFFfeaturecanbeconguredinSettings.
Light ON/OFF
Table 2. Application Icons
Icon Description Icon Description Icon Description Icon Description
Home Temperature Graph CSV Download Save
Event Log Alarm Test PDF Download Cancel
Mute Information Logs Upload Back Arrow
Reset Contact Information/
Contact Helmer Access Control Scroll
Zoom Information Display Brightness Access Log Temperature Graph
Forward/Back
i.C³ Applications LightOn/O Alarm Conditions Battery Power
Settings Icon Transfer Cancel Test
i.Series
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
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4 Min/Max Temperature Monitoring
The Min/Max temperature display provides the highest and lowest Primary Monitor probe temperature reading since the last
system reset (power-on event) or manually-initiated reset. Touch the Reset icon to the right of the display to manually reset.
Notes
• TheMin/MaxtemperaturedisplaycanbeturnedonorothroughDisplaySettings.
• Once the time reaches the maximum display of 999 hours and 60 minutes, the message will display “>999:60”, but
minimum and maximum temperatures will continue to be tracked.
i.Series
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
360414/A 13
5 i.Series®Access Control (Optional)
Allowsuser-specicsecureaccesstotherefrigerator.
Notes
• During a power failure, the optional Access Control lock will remain locked until battery power is depleted or until the
back-up battery key switch is switched OFF.
• Switching the back-up battery key switch OFF will disable the monitoring system during a power failure.
• During a power failure, switch the battery back-up switch OFF and use the mechanical door key to provide secure
storage for refrigerator contents.
• Refer to i.C3User Guide for complete information regarding Access Control.
5.1 Setup
Congureandmanageuser-specicaccountstoallowcontrolledaccesstotherefrigerator.
> > Access Setup
Access Control Setup password screen Access Control Setup screen
Enter the supervisor PIN to set up Access Control and follow the on-screen prompts to set up users.
Notes
• Initial factory supervisor PIN = 5625
• The supervisor PIN cannot be deleted, and should be changed to prevent unauthorized user ID setup. The supervisor
PIN does not allow access to the unit. At least one user ID must be set up to gain access to the unit.
5.2 Open Refrigerator with Access Control
Access Control keypad
Enter a valid PIN using the keypad.
i.Series
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
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6 Horizon Series™Operation
6.1 Initial Power-Up
1. Plugthepowercordintoagroundedoutletthatmeetstheelectricalrequirementsontheproductspecicationlabel.
2. Switch the AC ON/OFF switch ON.
3. Install 9 V back-up battery provided (undercounter battery located in literature box; upright battery located on top of unit).
4. Switch the Alarm ON/OFF key switch to ON.
5. Press Down Arrow (Mute) if high temperature alarm sounds.
Notes
• For models equipped with optional Access Control, switch the back-up battery key switch ON.
• During a power failure, the back-up battery continues to provide power to the optional Access Control lock (if equipped).
If the back-up battery is not functioning, the optional Access Control lock will not secure the door.
• If an alarm condition other than High Temperature occurs, refer to the service manual for troubleshooting.
Horizon Series™ temperature monitor and control interface
6.2 Display Minimum and Maximum Monitor Temperature Recordings
Note
This feature only applies to the Primary Monitor probe.
The minimum and maximum recording feature allows the user to view a minimum temperature occurrence and a maximum
temperature occurrence within a given period of time. The timer provides a time reference in which those temperatures occurred.
View minimum temperature recording
1. Press and hold the Down Arrow button for 1 second and listen for a single beep.
2. The display will alternate between LOandavalidtemperaturevalueve(5)timesfollowedbyasinglebeeptoindicate
exit back to the temperature display.
View maximum temperature recording
1. Press and hold the Up Arrow button for 1 second and listen for a single beep.
2. The display will alternate between HIandavalidtemperaturevalueve(5)timesfollowedbyasinglebeeptoindicate
exit back to the temperature display.
High and Low
Temp Lamps
LED Display
MODE Button
CONTROL and
MONITOR Lamps
UP and DOWN Arrows
SET Button
Temperature
Unit Indicator
Door Open Lamp
Horizon Series
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
360414/A 15
View recorded temperature timer
Notes
• The timer denotes the period of time that has elapsed. It does not display the time at which a minimum or maximum
temperature occurred.
• The maximum period of time the timer can record is 99:59 (99 hours and 59 minutes).
1. Press and hold either the Up or Down Arrow button for 1 second. or
2. WhilethedisplayisashingtheHI or LO value, press and hold the SET button for 1 second.
3. Thedisplaywillalternateve(5)timesbetweenCLr and a value representing the number of hours and minutes that
have elapsed since the last recording (example: 12:47 would represent 12 hours and 47 minutes). A single beep will
follow to indicate exit back to temperature display.
Clear minimum and maximum temperature recordings
1. Press and hold either the Up or Down Arrow button for 1 second. or
2. WhilethedisplayisashingtheHI or LO value, press and hold the SET button for 1 second and listen for a single beep.
3. Whilethedisplayisashingtheelapsedtimesincelastreset,pressandholdtheSET button for 2 seconds. CLr will be
displayed followed by a series of 3 beeps to indicate exit back to the temperature display.
Notes
The minimum and maximum temperature and timer will reset when:
• theunitispoweredoandbatteryback-upisnotengaged,or
• after 99 hours and 59 minutes have elapsed.
6.3 Change Temperature Setpoint
Note
Default setpoint is 4.0 °C for HBR and HLR models; 5.0 °C for HPR models.
1. Press and release SEL to change to Control mode. The CONTROL lamp will illuminate.
2. Press and hold SET to display the current setpoint temperature.
3. Hold SET and press the Up or Down Arrow as necessary to set the desired setpoint value.
4. Release all buttons; the setpoint is changed.
5. Press and release SEL to return to Monitor mode. The MONITOR lamp will illuminate.
Horizon Series
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
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6.4 Set Parameter Values
1. Press and hold the Up and Down Arrows simultaneously for 3 seconds to enter program mode.
2. The LED Display will show .C or .F to indicate Celsius or Fahrenheit.
3. Press and release SEL button to scroll through the parameters.
4. Once the desired parameter is selected, press and hold the SET button while pressing the Up or Down Arrow to select
the desired value.
5. Release SET button. The new setting is saved.
6. Press and hold the Up and Down Arrows simultaneously for 3 seconds to exit program mode.
Note
Contact Helmer Technical Service to set Rail Limit values.
Table 3. Parameter Values
Parameter Visual Indicator Range Default
Celsius or Fahrenheit None ˚C,˚F ˚C
High Temperature MONITOR Lamp & HIGH Lamp -40.0to25.0(˚C)-40to77(˚F) 5.5 °C (HBR and HLR models)
6.5 °C (HPR models)
Low Temperature MONITOR Lamp & LOW Lamp -40.0to25.0(˚C)-40to77(˚F) 1.5 °C (HBR models)
2.0 °C (HLR and HPR models)
Monitor Offset MONITOR Lamp -10.0to10.0(˚C)-18to18(˚F) Varies
Control Offset CONTROL Lamp -10.0to10.0(˚C)-18to18(˚F) Varies
Upper Rail Limit CONTROL Lamp & HIGH Lamp 0.1to10.0(˚C);1to18(˚F) 0.7 °C
Lower Rail Limit CONTROL Lamp & LOW Lamp 0.1to10.0(˚C);1to18(˚F) -0.7 °C
6.5 Set Temperature Units
Note
Iftemperatureunitsarechanged,thetemperaturesetpoints,osetsandalarmsettingsmustberecalibrated.
1. Press and hold the Up and Down Arrows simultaneously for 3 seconds to enter program mode.
2. TheLEDDisplaywillshow˚Cor˚FtoindicateCelsiusorFahrenheit.
3. Press and hold the SET button while pressing the Up or Down Arrow to select the desired temperature unit.
4. Release SET button. The new setting is saved.
5. Press and hold the Up and Down Arrows simultaneously for 3 seconds to exit program mode.
6.6 Set Alarm Setpoints (Parameters)
1. Press and hold the Up and Down Arrows simultaneously for 3 seconds to enter program mode.
2. The LED Display will show .C or .F to indicate Celsius or Fahrenheit.
3. Press MODEuntilHIGHTEMPorLOWTEMPandMONITORlampsash.
4. Hold SET, then press Up or Down Arrow to change the setpoint.
5. Release SET button. The new setting is saved.
6. Press and hold Up and Down Arrows simultaneously for 3 seconds to exit program mode.
Horizon Series
Helmer Scientic i.Series®-Horizon Series™Refrigerator Instructions for Use
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Table of contents
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