SMC Networks HRSH200-A*-20 Series Operation Manual
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SMC Networks HRSH200-A*-20 Series Operation Manual

Thermo chiller hrsh series
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Operation Manual
Installation･Operation
Original Instructions
HRSH150-A
HRSH200-A
HRSH250-A
HRSH250-A
Keep this manual available whenever necessary
Thermo chiller
HRSH series
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-20-
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-20-
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-20-
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-40-
1
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© 2013 SMC CORPORATION All Rights Reserved
HRX-OM-Q026-B
st
edition: Dec. 2012
Rev.B: Mar.2013

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  • Page 1 HRX-OM-Q026-B edition: Dec. 2012 Rev.B: Mar.2013 Operation Manual Installation･Operation Original Instructions Thermo chiller HRSH series ∗ ∗ HRSH150-A -20- ∗ ∗ HRSH200-A -20- ∗ ∗ HRSH250-A -20- ∗ ∗ HRSH250-A -40- Keep this manual available whenever necessary © 2013 SMC CORPORATION All Rights Reserved...
  • Page 2 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. •...

  • Page 3: Table Of Contents

    HRX-OM-Q026-B Contents Contents Chapter 1 Safety Instructions ............1-1 Before using the product ..................1-1 Reading the Manual ....................1-1 Hazards ........................1-2 1.3.1 Level of hazards ........................1-2 1.3.2 Definition of “Serious injury” and “Minor injury”..............1-2 Product Label ......................1-3 Safety Measures......................1-4 1.5.1 Safety Instructions for Use ....................
  • Page 4 HRX-OM-Q026-B Contents Fill of circulating fluid....................3-27 3.5.1 Auto fluid-fill function......................3-27 3.5.2 Fill of fluid without using auto fluid-fill function ..............3-29 3.5.3 For option K [Fluid fill port]....................3-31 Chapter 4 Starting the Product............4-1 Before Starting ......................4-1 Preparation for Start ....................
  • Page 5 HRX-OM-Q026-B Contents Offset function ......................5-22 5.8.1 Offset function ........................5-22 5.8.2 Offset function setting and checking ................. 5-24 Function to recover from power failure ..............5-26 5.9.1 Function to recover from power failure................5-26 5.9.2 Function to recover from power failure setting and checking........... 5-27 5.10 Anti-freezing function....................5-28 5.10.1 Anti-freezing function......................
  • Page 6 HRX-OM-Q026-B Contents 5.21 Communication function..................5-67 5.21.1 Communication function ....................5-67 5.21.2 Communication function setting and checking ..............5-67 Chapter 6 Alarm indication and trouble shooting ......6-1 Alarm Display ......................6-1 Alarm buzzer stop...................... 6-3 Troubleshooting......................6-4 6.3.1 Alarm contents, causes and remodies ................6-4 6.3.2 How to release the fan breaker trip ..................

  • Page 7: Chapter 9 Product Warranty

    HRX-OM-Q026-B Contents Chapter 9 Product Warranty .............. 9-1 HRSH Series...

  • Page 9: Chapter 1 Safety Instructions

    HRX-OM-Q026-B Chapter 1 Safety Instructions Chapter 1 Safety Instructions Before using the product be sure to read and understand all the important actions highlighted in this manual. 1.1 Before using the product This chapter is intended to specifically describe the safety related issues for handling the product.

  • Page 10: Hazards

    HRX-OM-Q026-B Chapter 1 Safety Instructions 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.

  • Page 11: Product Label

    HRX-OM-Q026-B Chapter 1 Safety Instructions 1.4 Product Label Information about the product, such as Serial No. and Model No. can be found on the model label. This information is needed when contacting an SMC sales distributor. Model number Serial number Kind and amount ∗...

  • Page 12: Safety Measures

    HRX-OM-Q026-B Chapter 1 Safety Instructions 1.5 Safety Measures 1.5.1 Safety Instructions for Use Follow the instructions below when using the product. Failure to follow the instructions may cause an accident and injury. 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.

  • Page 13: Emergency Measures

    HRX-OM-Q026-B Chapter 1 Safety Instructions Emergency Measures When emergency conditions such as natural disaster, fire and earthquake, or injury occurs, shut off the breaker of the user’s power supply that supplies the power to the product. Even when the power supply swich is turned off, some of the internal circuits are still energized, unless the user’s power supply is shut off.

  • Page 14: Material Safety Data Sheet (Msds)

    HRX-OM-Q026-B Chapter 1 Safety Instructions 1.8 Material Safety Data Sheet (MSDS) If the material 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 MSDS. 1.8 Material Safety Data Sheet (MSDS) HRSH Series...

  • Page 15: Chapter 2 Name And Function Of Parts

    HRX-OM-Q026-B Chapter 2 Name and Function of Parts 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.

  • Page 16: Name And Function Of Parts

    HRX-OM-Q026-B Chapter 2 Name and Function of Parts 2.2 Name and Function of Parts Breaker handle Ventilation air inlet Ventilation air inlet Option B [Earth leakage breaker] In case of HRSH∗∗∗-A∗-40-∗ Ventilation Inside the panel air outlet Operation Option K display panel [Fluid fill port] Overflow port...

  • Page 17: Function Of Parts

    HRX-OM-Q026-B Chapter 2 Name and Function of Parts 2.3 Function of Parts The function of parts is as follows. Table 2-2 Function of parts Name Function Runs and stops the product and performs settings such as the circulating Operation display panel fluid temperature.

  • Page 18: Operation Display Panel

    HRX-OM-Q026-B Chapter 2 Name and Function of Parts 2.4 Operation display panel The operation panel on the front of the product controls the basic operation of the product. Fig. 2-3 Operation display panel Table 2-3 Operation display panel Reference Description Function page Displays the temperature and pressure of the circulating...

  • Page 19: Chapter 3 Transport And Setting Up

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up Chapter 3 Transport and Setting Up Only persons who have sufficient knowledge and experience about the product and system are allowed to transport and set up the product. Especially pay attention to personal safety. 3.1 Transport The product is heavy and has potential danger at transport.

  • Page 20: Moving By Forklift And Slinging

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.1.1 Moving by forklift and slinging The wights of the product are HRSH150/200：Approx. 215kg, HRSH250：Approx. 280kg. Moving by forklift and slinging should be done by persons who have the licenses. Position to sling Less than 60°...

  • Page 21: Moving By Casters

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.1.2 Moving by casters <In case of purchasing the optional accessories, “Caster Adjuster-foot kit” /KS002 (HRS-KS001 ) separately and after fastening it to the product.> The wights of the product are HRSH150/200 ： Approx. 215kg, HRSH250 ： Approx.

  • Page 22: Installation

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.2 Installation Do not set up the product in places possibly exposed to leakage of flammable gas. Should any flammable gas stay around the product, the product may cause a fire. Keep the product horizontal to a rigid and flat floor which can resist the weight of the product, and take measures to prevent the product from tipping over.
  • Page 23 HRX-OM-Q026-B Chapter 3 Transport and Setting Up Location at altitudes of 1000m or higher (except during product storage and transport). In case of using at altitudes of 1000m or higher, please contact us. Location where the product is affected by strong vibrations or impacts. Condition that applies external force or weight causing the product to be damaged.

  • Page 24: Location

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.2.2 Location Do not install in a location which can be subjected to any of the conditions in 3.2.1 Environment. The product radiates heat from the air vent of the cooling fan. If the product is operated with insufficient air ventilation the internal ∗...

  • Page 25: Installation And Maintenance Space

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.2.3 Installation and Maintenance Space It is recommended to keep the space around the product shown in 3-3. Fig. Have an enough space for the ventilation for the product. Otherwise it may cause a lack of cooling capacity or/and stoppage of the product. Have an enough space for maintenance.

  • Page 26: Installation

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.3 Installation 3.3.1 Installation Install the product on the horizontal floor. Prepare the M10 anchor bolts that are appropriate to the material of the floor that the product will be installed. Drive the anchor bolts at least at two places of the left and right side of the product each (totally four places).
  • Page 27 HRX-OM-Q026-B Chapter 3 Transport and Setting Up 〈In case of purchasing [Caster Adjuster-foot kit] (HRS-KS001/KS002)〉 In case of using [Caster Adjuster-foot kit], be sure to use the adjuster foot to install on the floor. The adjuster foot is not earthquake-proof. Make an earthquake-resistant measure by the customer side.

  • Page 28: Electrical Wiring

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.3.2 Electrical wiring Do not modify the intenal electrical wiring of the product. Incorrect wiring may cause electrical shock or fire. Also, modifing the internal wiring will void the product’s warranty. Do not connect the ground to water line, gas pipe or lightening conductor.

  • Page 29: Preparation And Wiring Of Power Supply Cable

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up Power supply cable and Earth Leakage Breaker Prepare the power supply shown in the following table. For the connection between the product and power supply, use the power supply cable and earth leakage breaker shown below. Table 3-2 Power supply cable and Earth Leakage Breaker（...
  • Page 30 HRX-OM-Q026-B Chapter 3 Transport and Setting Up Be sure to lock out and tag out the breaker of the facility power supply (customer power supply facility) before wiring. Be sure to connect the power supply cable from the product side first, and then connect the breaker of the facility power supply (the user’s machine power supply).
  • Page 31 HRX-OM-Q026-B Chapter 3 Transport and Setting Up Preparation for operation Remove four screws to remove the front panel for the electrical unit. Front panel for the electrical unit In case of HRSH∗∗∗-A∗-40-∗ Note: Please turn off the breaker handle. The front panel electrical unit cannot...
  • Page 32 HRX-OM-Q026-B Chapter 3 Transport and Setting Up Connect the power supply and the ground cable as shown in the figure below. View A L1 L2 L3 PE Inlet of the power supply cable Note: Prepare a cable tie. Mount for cable tie Fasten the power cable to the mount on the base by the cable tie.

  • Page 33: Contact Input/Output Communicatin Wiring

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.3.4 Contact input/output communicatin wiring Be sure to lock out and tag out the breaker of the facility power supply (customer power supply facility) before wiring. The capacity of the output contact of the product is limited. If the capacity is not large enough, install a relay, etc.
  • Page 34 HRX-OM-Q026-B Chapter 3 Transport and Setting Up Table 3-4 Power supply, contact specifications Name Terminal NO. Specification 5, 6, 7 (DC 24V) ∗ 1 Power supply output DC 24V ±10% 500mA MAX 13,14, 15 (24V COM) -Run/stop signal 3 (Contact input signal 1) Switch input Contact input signal 1...
  • Page 35 HRX-OM-Q026-B Chapter 3 Transport and Setting Up Connect the signal cable and switch to the terminal as follows. (This wiring is an example.) Switch Terminal No. 5 Terminal No.13 Terminal No. 3 Mount for cable tie Note: Prepare a cable tie. Terminal No.11 Fasten the signal cable to the Inlet of the signal...

  • Page 36: Wiring Of External Switch Signal Input

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.3.6 Wiring of external switch signal input This product can be monitored by sampling the signal of the external switch prepared by the customer. Table 3-5 Power supply, contact specifications Name Terminal NO. Specification 5, 6, 7 (DC 24V) ∗...
  • Page 37 HRX-OM-Q026-B Chapter 3 Transport and Setting Up Prepare the flow switch described in the table purchasing separately. Depending on the external switch output type, wire the switch to the terminals for contact input signal as shown below. (This is an example of wiring. Refer to the operation manual communication function for the detail.) Flow switch Blue(DC COM)

  • Page 38: Setting Items

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up Setting items Table 3-8 shows the setting items of the external switch. For details, refer to 5.21 Communication function. Table 3-8 Setting list of the external switch Initial value Reference ∗ Display Item Category Example (Default setting)

  • Page 39: Wiring Of Operation Signal Output And Alarm Signal Output

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.3.7 Wiring of operation signal output and alarm signal output The operation signal output and alarm signal output are the outputs generated by a contact signal to shown the status of the product. Be sure to lock out and tag out the breaker of the facility power supply (customer power supply facility) before wiring.

  • Page 40: Communication Wiring

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.3.8 RS-485 Communication wiring Serial communication RS-485, operation start/stop, setting and reading of circulating fluid temperature, and reading of alarm condition can be done by remote control. Refer to the Communications Operation Manual for more details. Wiring of interface communication cable Be sure to lock out and tag out the breaker of the facility power supply (customer power supply facility) before wiring.

  • Page 41: Rs-232C Communication Wiring

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.3.9 RS-232C Communication wiring Serial communication RS-232C, operation start/stop, setting and reading of circulating fluid temperature, and reading of alarm condition can be done by remote control. Refer to the Communications Operation Manual for more details. Wiring of communication cable Be sure to lock out and tag out the breaker of the facility power supply (customer power supply facility) before wiring.

  • Page 42: Piping

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.4 Piping Connect piping firmly. Incorrect piping might cause leakage of supplied or drained leakage and wet surrounding area and facility. Pay attention not to allow dust and foreign materials to enter into water circuit etc.
  • Page 43 HRX-OM-Q026-B Chapter 3 Transport and Setting Up How to connect piping Tighten the piping to each connection as follows below. Connetion port Sealant Note: Incase of using the Y strainer of the accessory, fasten it on the return port. Clean the filer of the strainer Barrel after the trial operation before nipple 25A...
  • Page 44 HRX-OM-Q026-B Chapter 3 Transport and Setting Up Recommended piping circuit Thermo chiller Fluid supply Automatic flui-fill port Circulationg fluid outlet port Customer's system Circulating fluid return port Overflow port To sump pit Drain port Fig. 3-16 Recommended piping circuit Name Size Valve Rc1/2...

  • Page 45: Fill Of Circulating Fluid

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.5 Fill of circulating fluid 3.5.1 Auto fluid-fill function If tap water is used, refer to 7.1Control of Circulating Fluid Quality. If 15% ethylene glycol aqueous solution is used, dilute pure ethylene glycol with water. Additives such as antiseptics cannot be used.
  • Page 46 HRX-OM-Q026-B Chapter 3 Transport and Setting Up 15% aqueous solution of ethylene glycol When a 15% aqueous solution of ethylene glycol is used, prepare the ethylene glycol aqueous solution separately. To control the density of the ethylene glycol aqueous solution, a densitometer is available separately from SMC.

  • Page 47: Fill Of Fluid Without Using Auto Fluid-Fill Function

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.5.2 Fill of fluid without using auto fluid-fill function In case of filling the circulating fluid without using auto fluid-fill function, please fill the fluid from the fluid fill port on the tank removing the right side panel upper. Remove the screws (6 places) to remove the right side panel upper.
  • Page 48 HRX-OM-Q026-B Chapter 3 Transport and Setting Up Fill the circulating fluid from the fluid fill port. Confirm that the fluid level is between “HIGH” and “LOW” level of the fluid level gauge. Be sure to connect the piping from the overflow port to the sump pit to drain the excessive amount of the fluid from the tank.

  • Page 49: For Option K [Fluid Fill Port]

    HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.5.3 For option K [Fluid fill port] Confirm that the fluid level is between “HIGH” and “LOW” level of the fluid level gauge. Be sure to connect the piping from the overflow port to the sump pit Open the cap of the fluid fill port and fill the circulating fluid up to the level between the “HIGH”...
  • Page 50 HRX-OM-Q026-B Chapter 3 Transport and Setting Up 3.5 Fill of circulating fluid HRSH Series 3-32...

  • Page 51: Chapter 4 Starting The Product

    HRX-OM-Q026-B Chapter 4 Starting the Product Chapter 4 Starting the Product Only people who have sufficient knowledge and experience about the product and its accessories are allowed to start and stop the product. 4.1 Before Starting Check the following items before starting the product. Installation conditions Check the product is installed horizontally.

  • Page 52: Preparation For Start

    HRX-OM-Q026-B Chapter 4 Starting the Product 4.2 Preparation for Start 4.2.1 Power supply Turn on the breaker of the customer’s power supply. When the product is switched on, the operation panel displays the following conditions. The initial screen (HELLO screen) is displayed for 8 seconds on the operation display panel.

  • Page 53: For Hrsh∗∗∗-A∗-40

    HRX-OM-Q026-B Chapter 4 Starting the Product 4.2.3 For HRSH∗∗∗-A∗-40-∗ Turn on the breaker handle. The status will become the clause 4.2.1 Power supply. Fig. 4-2 Position of the breaker handle 4.2.4 Setting of circulating fluid temperature Press the [▼] and [▲] buttons on the operational panel to change the SV to required value.

  • Page 54: Preparation Of Circulating Fluid

    HRX-OM-Q026-B Chapter 4 Starting the Product 4.3 Preparation of circulating fluid When the circulating fluid tank is filled the user’s machine and piping remains empty. In that condition, the circulating fluid flows out to the user’s machine and piping and the tank level decreases and may require a refill. In that case, refill the circulating fluid in the following procedure.
  • Page 55 HRX-OM-Q026-B Chapter 4 Starting the Product Press the [RESET] key ([▼] and [▲] keys simultaneously) to stop the alarm buzzer. Flash Press together Fig. 4-6 Alarm receipt Be sure to reset the alarm on the operation display panel of the alarm. Alarm reset is not accepted from any screen except the alarm display menu.
  • Page 56 HRX-OM-Q026-B Chapter 4 Starting the Product Press the [RESET] key ([▼] and [▲] keys simultaneously) to reset the alarm. The alarm (tank fluid level is low) is reset, and the [ALARM] lamp and [ ] lamp are turned off. The display returns to the initial screen of the main menu: “Circulating fluid temp.

  • Page 57: Starting And Stopping

    HRX-OM-Q026-B Chapter 4 Starting the Product 4.4 Starting and Stopping 4.4.1 Starting the product Allow at least five minutes before restarting the product. Before starting, check the items specified in “4.1 Before Starting” If any alarm lamp remains on, refer to Chapter 6 Alarm indication and trouble shooting”...

  • Page 58: Stopping The Product

    HRX-OM-Q026-B Chapter 4 Starting the Product 4.4.2 Stopping the product Press the [RUN/STOP] button on the operation panel. The [RUN] lamp on the operation panel flashes green at 1 second intervals, and continues operation to prepare to stop. After approx. 20 seconds, the [RUN] lamp goes off and the product stops.

  • Page 59: Check Items After Starting

    HRX-OM-Q026-B Chapter 4 Starting the Product 4.5 Check items after starting Check the following items after starting the product. When an Alarm is seen, press the [STOP] button and then turn off the breaker to stop the product, and turn off the breaker of the user’s power supply to isolate the product.
  • Page 60 HRX-OM-Q026-B Chapter 4 Starting the Product 4.6 Adjustment of Circulating Fluid flow rate HRSH Series 4-10...

  • Page 61: Chapter 5 Display And Setting Of Various Functions

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions Chapter 5 Display and setting of various functions Read and understand this manual carefully before changing the settings. The product can have the displays and settings shown in Table 5-1. Table 5-1 List of function Reference Function Outline...

  • Page 62: Function

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.1 Function 5.1.1 Key operations Fig. 5.1-1 “Key operation (1/2)” and “Key operation (2/2)” shows the operation of keys of the thermo-chiller. By pressing the “SEL” key for 2 seconds, the PV display blinks and function of “SEL”...
  • Page 63 HRX-OM-Q026-B Chapter 5 Display and setting of various functions MENU MENU Communication MENU Alarm setting menu setting menu Contact input Alarm Unused Communicati signal 1 Delay buzzer on mode MENU timer (time MENU sound Press the delay) of Press the 2 sec.

  • Page 64: List Of Parameters

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.1.2 List of parameters Table 5.1-1“List of parameter (1/3)” and Table 5.1-3“List of parameter (3/3)” show the parameters of the thermo-chiller. Table 5.1-1 List of parameter (1/3) Reference Display Content Category Default setting∗1 page Circulating fluid temperature(TEMP PV)
  • Page 65 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Table 5.1-2 List of parameter (2/3) Reference Display Content Category Default setting∗4 page Changing of pump operation mode 0.50MPa (72.0PSI) 5.16 Circulating fluid outlet pressure (----)∗5 Pump operation frequency ---- (30)∗5 Setting Warming up function menu...
  • Page 66 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Table 5.1-3 List of parameter (3/3) Reference Display Content Default setting Category page Changing of circulating fluid pressure A.STP sensor error Changing of the pump maintenance A.STP Changing of the fan maintenance Alarm setting Changing compressor...

  • Page 67: Main Screen

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.2 Main screen 5.2.1 Main screen Displays the current temperature and the set temperature of the circulating fluid. The set temperature can be changed on this screen. 5.2.2 Display on the main screen The display on the main screen is as follows.

  • Page 68: Alarm Display Menu

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions Alarm display menu 5.3.1 Alarm display menu The alarm display screen appears when an alarm is generated. ∗ The alarm display menu cannot be accessed when no alarm has been generated. ∗...

  • Page 69: Inspection Monitor Menu

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.4 Inspection monitor menu 5.4.1 Inspection monitor menu As a part of the daily inspection, the temperature, pressure and accumulated operating time can be checked. Please use this for confirmation of your daily inspection. 5.4.2 Checking of the Inspection monitor menu The table below explains the check items of the inspection monitor menu.
  • Page 70 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Check of the circulating fluid inlet temperature Press the [SEL] key once. The temperature of the circulating fluid return is displayed on the digital display. Displays the temperature of the circulating fluid returning from the customer’s device. Check of the temperature of the inlet of the compressor.
  • Page 71 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Check of the pressure of the lower pressure side of the refrigerant circuit Press the [SEL] key once. The pressure of lower pressure refrigerant circuit is displayed on the digital display. Displays the pressure of the lower pressure side of the refrigerant circuit.
  • Page 72 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Check of the accumulated operation time of the compressor Press the [SEL] key once. The accumulated operation time of the compressor is displayed on the digital display. Displays the accumulated operation time of the compressor. Refer to Table 5.4-2 for the display.

  • Page 73: Key-Lock

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.5 Key-lock 5.5.1 Key-lock The keys can be locked to prevent the set values being changed by operator error. Operation can be started/stopped by the “RUN/STOP” key even while key-lock is set. If you try to change the set value with “▲”...

  • Page 74: Key-Lock

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.5.2 Key-lock setting / checking The table below explains the setting items of the key-lock function and the initial values. Table 5.5-1 List of key-lock Initial value Display Item Contents (Default setting) Sets key-lock.

  • Page 75: Run Timer, Stop Timer Function

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.6 Run timer, stop timer function 5.6.1 Run timer and stop timer function This function starts or stops operation automatically when a set time has passed. The time can be set according to the customer’s working hours. Set the circulating fluid temperature in advance.
  • Page 76 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Timer setting example Run timer Set to start after 3hours Stopped Operating ・・・ ↑Operating Stop timer Set to stop after 3 hours Operating Stopped ・・・ ↑Stopped Run timer＋ Stop timer Set to start after 2 hours Stopped Operating Stopped...

  • Page 77: Setting And Checking Of Run Timer And Stop Timer Function

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.6.2 Setting and checking of Run timer and stop timer function The table below explains the setting items of the run/stop timer and the initial values. Table 5.6-1 List of set run timer and stop timer Initial value Display Item...
  • Page 78 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Stop timer Setting and checking Press the [SEL] key once. The set screen of stop timer is displayed on the digital display. Set stop timer as the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.6-3 List of set value Initial value Set value...

  • Page 79: Ready Completion (Temp Ready) Signal

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.7 Ready completion (TEMP READY) signal 5.7.1 Ready completion (TEMP READY) signal This function sets the band width for the circulating fluid set temperature (upper/lower temperature range) in order to notify the customer by communication that the circulating fluid temperature has reached the band range (upper/lower temperature range).The default setting of this function is “OFF”.

  • Page 80: Ready Completion (Temp Ready) Signal Setting / Checking

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.7.2 Ready completion (TEMP READY) signal setting / checking The table below shows the explanation of and initial value of set items of ready completion (TEMP. READY)signal Table 5.7-1 List of set Signal for completion of preparation (TEMP READY) Initial value Display Item...
  • Page 81 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select READY band width (upper/lower temperature range) from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.7-3 List of set value Initial Set value Explanation (Default setting) Setting and checking are not available when...

  • Page 82: Offset Function

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.8 Offset function 5.8.1 Offset function This function controls the circulating fluid discharge temperature with offset. Temperature offset may occur between the thermo-chiller and the customer’s device depending on the installation environment. To correct the temperature offset, three types of offset functions are available (MODE1 to 3).
  • Page 83 HRX-OM-Q026-B Chapter 5 Display and setting of various functions ■ Example of MODE 1 When the offset temperature is 1 C, the thermo-chiller controls the temperature aiming at C (circulating fluid set temperature + offset temperature.) Even if the discharge temperature is 31 C, the circulating fluid temperature is 30 C at the customer’s device...

  • Page 84: Offset Function Setting And Checking

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.8.2 Offset function setting and checking The table below explains the setting items of the offset function and the initial values. Table 5.8-1 List of set offset function Initial Display Item Contents (Default setting) Offset mode...
  • Page 85 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Offset temperature Setting and checking Press the [SEL] key once. The set screen of offset temperature is displayed on the digital display. Select offset temperature from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”.

  • Page 86: Function To Recover From Power Failure

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.9 Function to recover from power failure 5.9.1 Function to recover from power failure When the power supply is cut due to power failure etc., this function restarts the operation when the power supply recovers, retaining the conditions before the power cut.

  • Page 87: Function To Recover From Power Failure

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.9.2 Function to recover from power failure setting and checking The table below explains the setting items of the power recovery function and the initial values. Table 5.9-1 List of set function to recover from power failure Initial value Display Item...

  • Page 88: Anti-Freezing Function

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.10 Anti-freezing function 5.10.1 Anti-freezing function The power supply should be ON for this function. Otherwise this function cannot start. To prevent the circulating fluid freezing during winter, this function operates pump automatically to heat the circulating fluid by the pump’s heat radiation while the product’s operation is stopping.

  • Page 89: Anti-Freezing Function

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.10.2 Anti-freezing function setting and checking The table below explains the setting items of the anti-freezing function and the initial values. Table 5.10-1 List of set anti-freezing function Initial value Display Item Contents (Default setting)

  • Page 90: Key Click Sound Setting

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.11 Key click sound setting 5.11.1 Key click sound setting Set whether or not a click sound is made when keys on the operation panel are pressed. The default setting is key sound “on”. 5.11.2 Key click sound setting and checking The table below explains the setting items of the key click sound and the initial values.

  • Page 91: Temperature Unit Switching

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.12 Temperature unit switching 5.12.1 Temperature unit switching The temperature unit of the thermo-chiller can be set to centigrade ( C) or Fahrenheit ( F). This setting determines the temperature unit which is displayed/output.

  • Page 92: Pressure Unit Switching

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.13 Pressure unit switching 5.13.1 Pressure unit switching The pressure unit of the thermo-chiller can be set to MPa or PSI. This setting determines the pressure unit which is displayed/output. The default setting is MPa.

  • Page 93: Data Reset Function

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.14 Data reset function 5.14.1 Data reset function Values set by customer are reset to default values. Accumulated operating time is not reset. All setting values are reset. It is recommended to record set data before reset. 5.14.2 Method of resetting data reset function The table below explains the setting items of the data reset and the initial values.

  • Page 94: Accumulated Time Reset Function

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.15 Accumulated time reset function 5.15.1 Accumulated time reset function The alarms below are generated to notify the maintenance time. The product is not stopped for alarm. Pump maintenance (AL28): Generated after 20,000h of accumulated operating time Fan motor maintenance (AL29) : Generated after 30,000h of accumulated operating time.
  • Page 95 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Pump accumulated operating time reset Press the [SEL] key 14 times. The set screen of pump accumulated operating time reset is displayed on the digital display. Select from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”.
  • Page 96 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Select , then the accumulated operating time of the compressor is reset. The display returns to the main menu. Table 5.15-4 List of set value Initial value Set value...

  • Page 97: Pump Operation Mode Function

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.16 Pump operation mode function 5.16.1 Pump operation mode The product can be set the pump operation mode as follows below. ●Pressure controlled mode The pump of the product operates so that the circulating fluid outlet pressure becomes the set pressure automatically.
  • Page 98 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Press and hold the [MENU] key for approx. 2 sec. Repeat pressing the key until the setting screen for key-lock [ ] appears on the digital display. ［MENU］ ［MENU］ Press and Press and hold hold...
  • Page 99 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select the circulating fluid outlet pressure from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.16-3 List of set value Initial value Set value Explanation (Default setting) Setting/checking are not available when the...

  • Page 100: Warming Up Function

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.17 Warming up function 5.17.1 Warming up function The power supply should be ON for this function. Otherwise this function cannot start. During winter or night, this function operates pump automatically to heat the circulating fluid by the pump’s heat radiation to keep the circulating fluid temperature around the warming up temperature setting while the product’s operation is stopping.

  • Page 101: Warming Up Function Setting And Checking

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.17.2 Warming up function setting and checking The table below explains the setting items of the warming up function and the initial values. Table 5.17-1 List of set warming up function Initial value Display Item...
  • Page 102 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select the warming up temperature setting from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.17-3 List of set value Initial value Set value Explanation (Default setting) Setting/checking are not available if the...

  • Page 103: Anti-Snow Coverage Function

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.18 Anti-snow coverage function 5.18.1 Anti-snow coverage function The power supply should be ON for this function. Otherwise this function cannot start. To prevent the snow coverage on the ventilation air outlet of the fan in winter, this function operates fan automatically.

  • Page 104: Anti-Snow Coverage Function

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.18.2 Anti-snow coverage function setting and checking The table below explains the setting items of the anti-snow coverage function and the initial values. Table 5.18-1 List of set anti-snow coverage function Initial value Display Item...

  • Page 105: Alarm Buzzer Sound Setting

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.19 Alarm buzzer sound setting 5.19.1 Alarm buzzer sound setting This sets whether a warning sound is made or not when alarm signal is output. The default setting is buzzer sound ON. 5.19.2 Alarm buzzer sound setting and checking The table below explains the setting items of the alarm buzzer sound and the initial values.

  • Page 106: A.stp A.run

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.20 Alarm customizing function 5.20.1 Alarm customizing function The operation and the threshold when alarm signal is output can be customized. Customers should set them depending on the applications. In the table 5.20-1, the contents of the alarm customizing are described. ①Alarm operations (In the table 5.20-1, 2, 3, 4 Alarm initial setting and customizing) A.STP : Stops the pump, compressor and fan with the alarm...

  • Page 107: Mpa (145Psi)

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions Table 5.20-2 Alarm setting and customizing (2/4) ①Alarm operations ②Alarm threshold and others∗4 Code Alarm name Default Display Display Settable range setting Set temperature 1.0℃ 1.0～34.0℃ (33.8 ﾟ F) (33.8～93.2 ﾟ F) (----) ∗5 Monitoring method Circulating...

  • Page 108: Alarm Customizing Function

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions Table 5.20-3 Alarm setting and customizing (2/4) ①Alarm operations ②Alarm threshold and others Code Alarm name Default Settable Display Display setting range Refrigerant circuit AL17 pressure (low ● ○ pressure side) drop Compressor running AL18 ●...

  • Page 109: Alarm Customizing Function

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions Table 5.20-4 Alarm setting and customizing (2/4) ①Alarm operations ②Alarm threshold and others Code Alarm name Default Settable Display Display setting range Internal unit AL39 ○ stoppage Dust-proof filter AL40 ○ ●...

  • Page 110: Alarm Customize Function Setting And Checking

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.20.2 Alarm customize function setting and checking The table below explains the setting items of the alarm customize function and the initial values. Table 5.20-5 List of set alarm customizing function(1/2) Default Object alarm Display...
  • Page 111 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Table 5.20-6 List of set alarm customizing function(2/3) Object alarm Default Display Content Change content setting∗1 Code Alarm name Alarm does Circulating fluid AL03 occur during the set discharge temp. rise ---- period of time after Monitoring start timer...
  • Page 112 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Table 5.20-7 List of set alarm customizing function(3/3) Object alarm Initial Display Content Change content setting Code Alarm name Circulating fluid Changing of circulating fluid outlet pressure AL25 discharge pressure Alarm operation A.STP sensor failure sensor failure...
  • Page 113 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Changing of circulating fluid discharge temperature rise Setting and checking Press the [SEL] key once. The set screen of changing of circulating fluid discharge temperature rise is displayed on the digital display. Select changing of circulating fluid discharge temperature rise from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”.
  • Page 114 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Changing of circulating fluid discharge temperature drop setting and checking Press the [SEL] key once. The set screen of changing of circulating fluid discharge temperature drop is displayed on the digital display. Select changing of circulating fluid discharge temperature drop from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”.
  • Page 115 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Changing of circulating fluid discharge pressure rise Setting and checking Press the [SEL] key once. The set screen of changing of circulating fluid discharge pressure rise is displayed on the digital display. Select changing of circulating fluid discharge pressure rise from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”.
  • Page 116 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Changing of circulating fluid discharge pressure drop Setting and checking Press the [SEL] key once. The set screen of changing of circulating fluid discharge pressure drop is displayed on the digital display. Select changing of circulating fluid discharge pressure dro from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”.
  • Page 117 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Changing of operation when communication error Setting and checking Press the [SEL] key once. The set screen of changing of operation when communication error is displayed on the digital display. Select changing of operation when communication error from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”.
  • Page 118 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select the changing of contact input signal 1 detection from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. List of set value Table 5.20-19 Initial value Set value Explanation (Default setting)
  • Page 119 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select the changing of DC line fuse cut from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.20-21 List of set value Initial value Set value Explanation (Default setting)
  • Page 120 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Monitoring start timer Setting and Checking Press the [SEL] key once. Setting screen of the monitoring start timer is displayed on the digital display. Select monitoring start timer from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”.

  • Page 121: Setting Of Temperature Alarm Monitoring Method And Alarm Generation Timing

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.20.3 Setting of temperature alarm monitoring method and alarm generation timing Examples of temperature alarm monitoring method setting and alarm generation timing are shown below. When "Automatic monitoring" is selected [1] Circulating fluid temperature when starting operation: Approximately 20 [2] Circulating fluid set temperature : 15 [3] "AS.21: Temperature alarm monitoring method": Select "Automatic monitoring".
  • Page 122 HRX-OM-Q026-B Chapter 5 Display and setting of various functions When "Automatic monitoring + Monitoring start timer" is selected [1] Circulating fluid temperature when starting operation: Approximately 20 [2] Circulating fluid set temperature : 15 [3] "AS.21: Temperature alarm monitoring method": Select "Automatic monitoring + Monitoring start timer".
  • Page 123 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Changing of compressor stop alarm Setting and checking Press the [SEL] key once. Setting screen of the compressor stop alarm is displayed on the digital display. Select the alarm operation for P.RUN from the table 5.20- Object alarm of P.RUN with [▲] key or [▼] key, and confirm by pressing “SEL”.
  • Page 124 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Changing circulating fluid outlet pressure sensor failure Setting and checking Press the [SEL] key once. The set screen of the circulating fluid pressure sensor failure is displayed on the digital display. Select the changing of circulating fluid pressure sensor failure from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”.
  • Page 125 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Changing of Changing of fan maintenance Setting and checking Press the [SEL] key once. The set screen of the changing of fan maintenance is displayed on the digital display. Select the changing of fan maintenance from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”.
  • Page 126 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Changing of dust-proof filter maintenance Setting and checking Press the [SEL] key once. The set screen of the changing of dust-proof filter maintenance is displayed on the digital display. Select the changing of dust-proof filter maintenance from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”.

  • Page 127: Communication Function Setting And Checking

    HRX-OM-Q026-B Chapter 5 Display and setting of various functions 5.21 Communication function 5.21.1 Communication function The product can have contact input/output and serial communication. Refer to the Operation Manual for communication for details. 5.21.2 Communication function setting and checking The table below explains the setting items of the communication function and the initial values.
  • Page 128 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Communication mode setting and cheking Press and hold the [MENU] key for approx. 2 sec. Repeat pressing the key until the setting screen for communication mode [ appears on the digital display. ［MENU］...
  • Page 129 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select serial protocol from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.21-3 List of set value Initial value Set value Explanation (Default setting) MODBUS protocol ○...
  • Page 130 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Slave addresses（MODBUS） Setting and checking Press the [SEL] key once. The set screen of slave addresses (MODBUS) is displayed on the digital display. Select slave addresses (MODBUS) from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”.
  • Page 131 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select slave addresses (simple communication protocol) from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.21-8 List of set value Initial value Set value Explanation (Default setting) Setting/checking are not available unless the...
  • Page 132 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select BCC (simple communication protocol) from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.21-10 List of set value Initial value Set value Explanation (Default setting) Setting/checking are not available unless the serial protocol setting is simple...
  • Page 133 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select parity check (simple communication protocol) from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.21-12 List of set value Initial value Set value Explanation (Default setting) Setting/checking are not available unless the...
  • Page 134 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select responce delay time (simple communication protocol) from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.21-14 List of set value Initial value Set value Explanation (Default setting) Setting/checking are not available unless the...
  • Page 135 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select contact input signal 1 from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.21-16 List of set value Initial value Set value Explanation (Default setting) Without signal input Start and stop signal input...
  • Page 136 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select contact input signal 1 delay timer of reading from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.21-18 List of set value Initial value Set value Explanation (Default setting)
  • Page 137 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select contact input signal 2 from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.21-20 List of set value Initial value Set value Explanation (Default setting) Without signal input ○...
  • Page 138 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select contact input signal 2 delay timer of reading from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.21-22 List of set value Initial value Set value Explanation (Default setting)
  • Page 139 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select contact output signal 1 function from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.21-24 List of set value Initial value Set value Explanation (Default setting) Without signal output...
  • Page 140 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Contact output signal 1 selected alarm Setting and checking Press the [SEL] key once. The set screen of contact output signal 1 selected alarm is displayed on the digital display. Select contact output signal 1 selected alarm from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”.
  • Page 141 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select contact output signal 2 function from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.21-27 List of set value Initial value Set value Explanation (Default setting) Without signal output...
  • Page 142 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Digital output signal 2 selected alarm Setting and checking Press the [SEL] key once. The set screen of contact output signal 2 selected alarm is displayed on the digital display. Select contact output signal 2 selected alarm from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”.
  • Page 143 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Select contact output signal 3 function from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”. Table 5.21-30 List of set value Initial value Set value Explanation (Default setting) Without signal output...
  • Page 144 HRX-OM-Q026-B Chapter 5 Display and setting of various functions Contact output signal 3 selected alarm Setting and checking Press the [SEL] key once. The set screen of contact output signal 3 selected alarm is displayed on the digital display. Select contact output signal 3 selected alarm from the table below with [▲] key or [▼] key, and confirm by pressing “SEL”.

  • Page 145: Chapter 6 Alarm Indication And Trouble Shooting

    HRX-OM-Q026-B Chapter 6 Alarm indication and trouble shooting Chapter 6 Alarm indication and trouble shooting 6.1 Alarm Display When some alarms occur, the product responds with the following conditions. The [ALARM] lamp blinks. The alarm buzzer sounds. The alarm no. is displayed on PV. Contact signal of contact input/output communication is output.
  • Page 146 HRX-OM-Q026-B Chapter 6 Alarm indication and trouble shooting When multiple alarms are generated, the alarms are displayed one by one by pressing the [SEL] key Alarm with no.1 on the digital display SV is the latest alarm. The alarm with the highest number is the alarm that was generated first. In case that the alarms are generated in the order 【Example of display】...

  • Page 147: Alarm Buzzer Stop

    HRX-OM-Q026-B Chapter 6 Alarm indication and trouble shooting 6.2 Alarm buzzer stop The alarm buzzer sounds to notify when the alarm signal is output. This page explains how to stop the alarm buzzer. Ensure that the alarm display screen is displayed. The alarm buzzer can only be stopped on this screen.

  • Page 148: Troubleshooting

    HRX-OM-Q026-B Chapter 6 Alarm indication and trouble shooting 6.3 Troubleshooting 6.3.1 Alarm contents, causes and remodies The troubleshooting method depends which alarm has been generated. Refer to’’Table 6-1 Alarm code list and Troubleshooting’’. This page explains how to reset the alarm signal condition after eliminating the cause of the alarm.
  • Page 149 HRX-OM-Q026-B Chapter 6 Alarm indication and trouble shooting Table 6-1 Alarm code list and Troubleshooting (1/3) Alarm Cause / Remedy operation Code Alarm name (Press the reset key after eliminating the (default cause.) setting) The fluid level of the level indicator has fallen. AL01 Low level in tank A.STP...
  • Page 150 HRX-OM-Q026-B Chapter 6 Alarm indication and trouble shooting Table 6-2 Alarm code list and Troubleshooting (2/3) Alarm Cause / Remedy operation*1 Code Alarm name (Press the reset key after eliminating the (Default cause.) setting) Fuse for the power supply output of the contact input/output connector has blown.
  • Page 151 HRX-OM-Q026-B Chapter 6 Alarm indication and trouble shooting Table 6-3 Alarm code list and Troubleshooting (3/3) Alarm Cause / Remedy operation*1 Code Alarm name (Press the reset key after eliminating the (Default cause.) setting) Release the fan breaker trip referring to [6.3.2 AL43 Fan breaker trip P.RUN...

  • Page 152: How To Release The Fan Breaker Trip

    HRX-OM-Q026-B Chapter 6 Alarm indication and trouble shooting 6.3.2 How to release the fan breaker trip Be sure to lock out and tag out the breaker of the facility power supply (customer power supply facility) before wiring. Shut of the breaker of the customer’s power supply facility. Remove four screws to remove the front panel for the electrical unit.
  • Page 153 HRX-OM-Q026-B Chapter 6 Alarm indication and trouble shooting Confirm if the fan breaker is tripped. If tripped, make it ON by pressing the black lever. Fan breaker Red lever Black lever Status Red lever: Sinking tripping Black lever: Sticking out Red lever: Sticking out Status of ON Black lever: Sinking...

  • Page 154: Other Errors

    HRX-OM-Q026-B Chapter 6 Alarm indication and trouble shooting 6.4 Other Errors How to check other errors The causes and remedies for failures that are not indicated by alarm numbers are shown in ’’Table 6-4 ’’. Table 6-4 Causes and remedies for failures without alarm number Content of failure Cause Remedy...

  • Page 155: Chapter 7 Control, Inspection And Cleaning

    HRX-OM-Q026-B Chapter 7 Control, Inspection and Cleaning Chapter 7 Control, Inspection and Cleaning 7.1 Control of Circulating Fluid Quality Use specified circulating fluids only. If other fluids are used, they may damage the product or result in dangerous hazards. When using clean water (tap water) ensure that it satisfies the water standard shown in the table below.

  • Page 156: Inspection And Cleaning

    HRX-OM-Q026-B Chapter 7 Control, Inspection and Cleaning 7.2 Inspection and Cleaning Do not operate switches, etc. with wet hands and do not touch the electrical parts such as the power supply plug. It might cause electric shock. Do not splash water directly on the product and do not wash with water.

  • Page 157: Monthly Check

    HRX-OM-Q026-B Chapter 7 Control, Inspection and Cleaning 7.2.2 Monthly check Cleaning of air ventilation If the air ventilation of the product have clogged with dust or debris, heat radiation performance reduces. This results in the reduction of cooling performance, and may stop the operation. Clean the dust-proof filter with a long bristled brush or by air purging to prevent the fins from being deformed or damaged.

  • Page 158: Inspection Every 3 Months

    HRX-OM-Q026-B Chapter 7 Control, Inspection and Cleaning Cleaning of dust-proof filter Clean the dust-proof filter with a long bristled brush or by air purging Cleaning with brush Cleaning by air purging Fig. 7-2 Cleaning of dust-proof filter Mounting of dust-proof filter Insert the dust-proof filter in reverse order of removal.

  • Page 159: Inspection For Winter Season

    HRX-OM-Q026-B Chapter 7 Control, Inspection and Cleaning 7.2.4 Inspection for winter season The power supply should be ON for these functions. Otherwise these functions cannot start. Anti-freezing function To prevent the circulating fluid freezing during winter, this function operates pump automatically to heat the circulating fluid by the pump’s heat radiation. If there is a possibility of the circulating fluid freezing due to changes in the installation and operating environment (season and weather), set this function in advance.

  • Page 160: Stop For A Long Time

    HRX-OM-Q026-B Chapter 7 Control, Inspection and Cleaning 7.4 Stop for a Long Time If there is a concern that the product will not be operated for a long period of time or there is a risk of freezing, conduct the following operations. Shut off the breaker of the customer’s power supply.

  • Page 161: Chapter 8 Documents

    HRX-OM-Q026-B Chapter 8 Documents Chapter 8 Documents 8.1 Specifications 8.1.1 HRSH150/200/250-A∗-20-∗ Table 8-1 Specifications [HRS150/200/250-A∗-20-∗] Model HRSH150-A∗-20-∗ HRSH200-A∗-20-∗ HRSH250-A∗-20-∗ Cooling method Air-cooled refrigerated type Refrigerant R410A (HFC) Control method PIDcontrol ∗ 1 Ambient temperature Temperature ：5 to 45 ∗ 2 Circulating fluid Tap water, Ethylene glycol aqueous solution 15% ∗...
  • Page 162 HRX-OM-Q026-B Chapter 8 Documents 8.1.2 HRSH250-A∗-40-∗ Table 8-2 Specifications[HRSH250-A∗-40-∗] Model HRSH250-A∗-40-∗ Cooling method Air-cooled refrigerated type Refrigerant R410A (HFC) (GWP1975) Control method PIDcontrol ∗ 1 Ambient temperature Temperature ：5 to 45 ∗ 2 Circulating fluid Tap water, Ethylene glycol aqueous solution 15% ∗...

  • Page 163: Communication Specification

    HRX-OM-Q026-B Chapter 8 Documents 8.1.3 Communication specification Regarding the communication specification, refer to the operation manual communication function, HRX-OM-Q033. HRSH Series 8.1 Specifications...

  • Page 164: Outline Dimensions

    HRX-OM-Q026-B Chapter 8 Documents 8.2 Outline dimensions HRSH150-A∗-20-∗、HRSH200-A∗-20-∗ 715mm(28.1in) 954mm(37.6in) Fig. 8-1 Outline dimensions 1020mm(40.2in) 670mm(26.4in) 138mm(5.4in) 8xφ12mm(0.5in) 19mm (954mm)(37.6in) (0.7in) 984mm(38.7in) Dimensions for the positions of the anchor bolts (View a-a) 8.2 Outline dimensions HRSH Series...
  • Page 165 HRX-OM-Q026-B Chapter 8 Documents HRSH250-A∗-20-∗、HRSH250-A∗-40-∗ 1035mm(40.7in) In case of HRSH∗∗∗-A∗-40-∗ 850mm(33.5in) Fig. 8-2 Outline dimensions 1100mm(43.3in) 136mm(5.4in) 756mm(29.8in) 43mm(1.7in) 12xφ12mm(0.5in) 670mm(26.4in) (1035mm)(40.7in) 19mm (0.7in) 1064mm(41.9in) Dimensions for the positions of the anchor bolts (View a-a) HRSH Series 8.2 Outline dimensions...

  • Page 166: Flow Diagram

    HRX-OM-Q026-B Chapter 8 Documents 8.3 Flow diagram 8.3.1 HRSH∗∗∗-A∗-20/40-∗ Ventilation Air-cooled Dryer condenser Press. sensor (Ref. high press.) Heat exchanger Ventilation Expansion valve A Expansion Inverter valve B pump Temp. sensor Ball tap (Ref. discharge） Fluid level gauge Press. sensor Over flow port (Ref.

  • Page 167: Cooling Capacity

    HRX-OM-Q026-B Chapter 8 Documents 8.4 Cooling capacity 8.4.1 HRSH150-A∗-20-∗ Ambient temperature: 32 Ambient temperature: 43 Ambient temperature: 45 Circulating fluid temperature [℃] Fig. 8-4 Cooling capacity(HRSH150-A∗-20-∗) 8.4.2 HRSH200-A∗-20-∗ Ambient temperature: 32 Ambient temperature: 43 Ambient temperature: 45 Circulating fluid temperature [℃] Fig.

  • Page 168: Pump Capacity

    HRX-OM-Q026-B Chapter 8 Documents 8.4.3 HRSH250-A∗-20／40-∗ Ambient temperature: 32 Ambient temperature: 43 Ambient temperature: 45 Circulating fluid temperature [℃] Fig. 8-6 Cooling capacity(HRSH250-A∗-20／40-∗) 8.5 Pump capacity 8.5.1 HRSH150／200-A∗-20-∗ Circulating fluid outlet port Usable flow rate range Circulating fluid return port 90 100 110 120 130 Circulating fluid flow [L/min] Fig.
  • Page 169 HRX-OM-Q026-B Chapter 8 Documents 8.5.2 HRSH250-A∗-20／40-∗ Circulating fluid outlet Usable flow rate range Circulating fluid return Circulating fluid flow [L/min] Fig. 8-8 Pump capacity (HRSH250-A∗-20／40-∗) HRSH Series 8.5 Pump capacity...

  • Page 170: Types Of Hazard Labels(For Hrsh∗∗∗-A∗-40-∗)

    HRX-OM-Q026-B Chapter 8 Documents 8.6 Types of hazard labels(For HRSH∗∗∗-A∗-40-∗) The product has various potential hazards and they are marked with warning labels. Be sure to read this section before starting any work on the product. Warning related to electricity This symbol stands for a possible risk of electric shock.

  • Page 171: Locations Of Hazard Labels

    HRX-OM-Q026-B Chapter 8 Documents 8.6.1 Locations of Hazard Labels There are various warning labels on the product to show the potential hazards. Fig. 8-9 Warning label position Fig. Warning label position HRSH Series 8.6 Types of hazard labels(For HRSH   - A - 40- ) 8-11...

  • Page 172: Compliance

    HRX-OM-Q026-B Chapter 8 Documents 8.7 Compliance standard This system conforms to the following standards. Table 8-3 Compliance standard EMC Directive 2004/108/EC CE Marking Machinery 2006/42/EC Directive 8.7 Compliance standard HRSH Series 8-12...

  • Page 173: Sample Doc

    HRX-OM-Q026-B Chapter 8 Documents 8.8 Sample DoC. Sample DoC. EC DECLARATION OF CONFORMITY Original declaration SMC Corporation__ 4-14-1 Soto-Kanda, Chiyoda-ku, Tokyo 101-0021 Japan declares under our sole responsibility that the following equipment: Thermo Chiller HRS Series _____ Serial No.: ＊o001 to ＊Z999 conforms with the following directive(s) and harmonized standards: Directive Harmonized standards...

  • Page 174: Daily Check Sheet

    HRX-OM-Q026-B Chapter 8 Documents 8.9 Daily Check Sheet 8.9 Daily Check Sheet HRSH Series 8-14...
  • Page 175 HRX-OM-Q026-B Chapter 9 Product Warranty Chapter 9 Product Warranty 1. Period The warranty period of the product is 1 year in service or 1.5 years after the product is delivered. 2. Scope For any failure reported within the warranty period which is clearly our responsibility, replacement parts will be provided.
  • Page 176 HRX-OM-Q026-B Chapter 9 Product Warranty 6. Request to customers Proper use and maintenance are essential to assure safe use of this product. Be sure to satisfy the following preconditions. Please note that we may refuse to carry out warranted repair if these preconditions have been disregarded.
  • Page 178 4-14-1, Sotokanda, Chiyoda-ku, Tokyo 101-0021 JAPAN Tel: + 81 3 5207 8249 Fax: +81 3 5298 5362 URL http://www.smcworld.com Note: Specifications are subject to change without prior notice and any obligation on the part of the manufacturer. © 2011 SMC Corporation All Rights Reserved...

This manual is also suitable for:

Hrsh250-a*-20 seriesHrsh250-a*-40 seriesHrsh150-a*-20-*Hrsh150-a*-20 series

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