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Emerson Liebert iCOM, Training And Service Manual

Introducing the Emerson Liebert iCOM user manual, your comprehensive guide to unlocking the full potential of this innovative product. Download this manual for free from our website and gain valuable insights on maximizing performance and optimizing efficiency. Discover the power of Emerson Liebert iCOM and elevate your user experience today.

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Large Systems 

 

iCOM

 Microprocessor

 

Environmental Training and Service Manual 

 

TM-10098:  Rev. 05/27/08 

 
 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

 

 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

Summary of Contents for Liebert iCOM

Page 1: ...Large Systems iCOM Microprocessor Environmental Training and Service Manual TM 10098 Rev 05 27 08 ...

Page 2: ...iCOM Control Training and Service Manual iCOM Training Service Manual 1 ...

Page 3: ... resulting from the use of this information or from errors or omissions Liebert Corporation may make improvements and or changes in the product s described in this manual at any time Information in this manual is subject to change at any time and does not represent a commitment on the part of Liebert Corporation Liebert and the Liebert logo are registered trademarks of Liebert Corporation Emerson ...

Page 4: ...ional Glycool Econ O Cycle Cooling 17 Optional Dual Source Cooling 20 Optional Staged Electric Reheat 21 Humidity Control 24 Absolute Predictive Humidity Control 24 Relative Humidity Control 26 Humidifier Control Operations and Charts 26 Autoflush Control for Infrared Humidifier 28 Dehumidification Operation 30 1 Stage Dehumidification Compressorized Operation 30 2 Stage Dehumidification Compresso...

Page 5: ...ons 71 Advanced Menu Icons and Descriptions 72 Navigating and Accessing Sub Menus 72 Where and When to Save 73 User Menu Parameters 75 Service Menu Parameters 82 Advanced Menu Parameters 112 Chapter 3 iCOM Hardware Connections 131 Introduction 131 Display Assemblies 132 Unit Control Board DIP Switches and Jumpers 133 Small Display DIP Switches 135 Large Display DIP Switches and Jumpers 136 Tempera...

Page 6: ...Triac Legends 153 Control Input Check Aquastat Sensor 155 iCOM Diagnostics Service Mode Programs 156 Troubleshooting Checklist 157 Basic Troubleshooting Steps 158 Moisture Content Charts 160 Suction Transducer Information 177 Digital Scroll High Temperature Sensor Chart 178 Unit Code Configuration and Code Definitions 179 Glossary of Terms 189 Computer and Network Terms 193 Network Information 198...

Page 7: ...s determined by the control type algorithm selected by the user The four 4 user selectable temperature control programs are Proportional P Proportional Integral PI Proportional Integral Derivate PID Intelligent Temperature Control Types Proportional P Control The proportional control is the standard control method that maintains the room at a temperature proportional to the load The temperature ma...

Page 8: ... a given set of conditions Note that PID control is used only for temperature If PID control is selected humidity will continue to use proportional control The proportional P term is determined by the difference between the current temperature and the control set point This term is expressed in cooling heating desired for each degree above below the set point It is adjustable from 0 to 100 per deg...

Page 9: ... control to shift the cooling and or heating on off operations away from the temperature set point This programmed temperature dead band value is divided into two parts the temperature set point plus of the dead band no cooling operation and the temperature set point minus of the band no heating operation The temperature set point range is adjustable from 41 104 F in increments of 1 F The temperat...

Page 10: ...e example the control band begins at the 70 F temperature set point and has a length of 4 F which is of the programmed temperature proportional band value As the return air temperature increases Cooling 1 lead compressor is activated at 72 F or 50 of the cooling control band If the return air temperature continues to increase Cooling 2 lag compressor will activate at 74 F or 100 of the cooling con...

Page 11: ...eturn air temperature continues to increase Cooling 2 lag compressor will activate at 74 5 F or of the dead band value plus 100 of the cooling control band When the return air temperature starts to decrease Cooling 2 lag compressor is deactivated at 72 5 F or of the dead band value plus 50 of the cooling control band and Cooling 1 lead compressor is deactivated at 70 5 F or of the dead band value ...

Page 12: ...ng proportional band The second cooling step lag compressor unloaded is activated when the return air temperature increases to 63 of the cooling proportional band The temperature controller deactivates the unloader for the third cooling step lead compressor loaded when the return air temperature increases to 80 of the cooling proportional band The temperature controller deactivates the unloader fo...

Page 13: ...sor 2 On Unloader Off De Energized The table below is based on a temperature set point of 70 F with a control band length of 4 F which is of the programmed temperature proportional band value This example does not include a dead band value The temperatures displayed are approximate values as calculated by the microprocessor control STAGE TEMPERATURE Cool 1 ON Set point plus 1 3 F 71 3 F Cool 2 ON ...

Page 14: ...nd Service Manual The example below is based on a temperature set point of 70 F with a control band length of 4 F which is of the programmed temperature proportional band value 4 Step Compressorized Cooling w No Dead Band 13 ...

Page 15: ...elow is based on a temperature set point of 70 F with a control band length of 4 F which is of the programmed temperature proportional band value plus a F Deadband which is the programmed temperature deadband 4 Stage Compressorized Cooling With Dead Band 14 ...

Page 16: ... 3 will be deactivated at 73 3 F or of the dead band value plus 70 of the cooling control band If the return air temperature continues to decrease Cooling 2 will be deactivate at 72 4 F or of the dead band value plus 47 of the cooling control band and Cooling 1 is deactivated at 71 2 F or 1 2 the dead band value plus 17 of the cooling control band Remember the temperature dead band value is used b...

Page 17: ...pacity and how the compressors load and unload with the PWM Pulse Width Modulation from the controller and the unit setting for temperature control Note The Digital Scroll will run continuously while the scroll plate is raised and lowered as the need for cooling is required from 10 to 100 and vise versa Digital Scroll PWM Cooling Control 16 ...

Page 18: ...tering glycol fluid temperature to determine a cooling capacity In order to reduce compressor cycling and to prevent chilled glycol valve hunting Glycool cooling capacity does not become available until the entering chilled glycol fluid temperature is at least 8 F below the return air temperature or 3 F lower than the return air temperature for two 2 consecutive hours When the microprocessor decid...

Page 19: ...iCOM Controls Training and Service Manual Glycool at 100 Capacity No Dead Band 18 ...

Page 20: ...iCOM Control Training and Service Manual Glycool at 50 Capacity No Dead Band 19 ...

Page 21: ... as Glycool The first band controls the operation of the chilled water valve and the second controls the operation of the compressors either 2 stages 4 stage or digital scroll The microprocessor checks the return air temperature and the entering chilled water fluid temperature to determine a cooling capacity The chilled water cooling capacity is considered to be 100 if the entering Chilled Water f...

Page 22: ...d water valve control is operational and the compressors are NOT permitted to operate If the chilled water temperature increases 2 F above the setpoint then the compressors are permitted to operate again if needed Optional Staged Electric Reheat The basic temperature heating control band is established at the temperature set point with the length equal to of the programmed temperature proportional...

Page 23: ... of the heating proportional control band value The first heating stage is deactivated when the return air temperature increases to the temperature set point value or 0 of the heating proportional control band value 3 Stage Electric Reheat No Dead Band As the return air temperature decreases Reheat 1 is activated at 68 7 F or 33 of the heating control band If the return air temperature continues t...

Page 24: ...ue plus 66 of the heating control band If the return air temperature continues to decrease Reheat 3 will activate at 65 6 F or of the dead band value plus 100 of the heating control band When the return air temperature starts to increase Reheat 3 is deactivated at 66 9 F or of the dead band value plus 66 of the heating control band Reheat 2 is deactivated at 68 2 F or of the dead band value plus 3...

Page 25: ...usts the humidity control as the return air temperature deviates from the programmed temperature setpoint This calculation converts the return temperature and humidity values to a moisture content value defined as either grains per cubic foot or grains per pound This recalculated content value is compared to the content control band that is determined by the Programmed temperature setpoint Program...

Page 26: ...y in the internal control program for control operation Example if the temperature setpoint is 70 F and return air temperature is 72 F the humidity will read 4 higher than the actual value The absolute humidity program can be analyzed by using the Moisture Content Charts supplied in Chapter 4 of this manual It is important to remember that the System and Unit Views shows the adjusted humidity valu...

Page 27: ...een the return air temperature and the temperature set point Humidity Control Operations and Charts The humidity proportional control band value is divided into two parts the humidity setpoint plus of the programmed humidity proportional band for dehumidification operation and the humidity setpoint minus of the programmed humidity proportional band for humidification operation A humidity dead band...

Page 28: ... makeup water solenoid valve also operates during humidification operation based on a timing sequence The humidity controller deactivates the infrared humidifier and makeup water solenoid valve when the return air humidity level increases to the programmed humidity set point Infrared Humidification No Dead Band Note in the above example that the control band begins at the 50 humidity setpoint and ...

Page 29: ...s The Autoflush Water Level Control software program is an integral part of the infrared humidifier system The program automatically controls a water makeup valve to maintain the proper water level in the humidifier pan during operation When a call for humidification exists the program performs a series of checks The first check to see how long the infrared humidifier has been off if the off time ...

Page 30: ...ened pan refill and closed no pan refill based on a timing sequence This process replenishes the evaporated water from the pan With the humidifier water flush rate set at the factory default value of 150 the water makeup valve will open for 51 seconds of fill time with an off time of 7 minutes between fill cycles for a small pan For a large pan water makeup valve will open for 85 5 seconds of fill...

Page 31: ...length equal to of the programmed humidity proportional band value The humidity controller activates dehumidification operation when the return air humidity level increases to 100 of the humidity proportional band The humidity controller deactivates dehumidification operation when the return air humidity level decreases to 0 of the humidity proportional control band value 1 Stage Dehumidification ...

Page 32: ...umidification control band When the return air humidity starts to decrease dehumidification operation is deactivated at 50 5 RH or of the dead band value plus 0 of the humidity proportional control band 2 Stage Dehumidification Compressorized Direct Expansion DX Systems The basic dehumidification control band is established at the humidity setpoint with the length equal to of the programmed humidi...

Page 33: ...the programmed humidity proportional band value As the return air humidity level increases first stage dehumidification operation is activated at 52 RH or 50 of the dehumidification control band If the return air humidity level continues to increase the second dehumidification stage actives at 54 RH which 100 of the dehumidification control band When the return air humidity level decreases to 52 R...

Page 34: ...us 50 of the dehumidification control band If the return air humidity level continues to increase the second dehumidification stage actives at 54 5 RH or of the programmed dead value plus 100 of the programmed humidity proportional control band When the return air humidity level decreases to 52 5 RH or of the programmed dead band value plus 50 of the programmed proportional control band the second...

Page 35: ...he two compressors is re enabled at the Low Limit 2 reset value Delayed When 1 compressor dehumidification and delayed reheat is selected the reheats are turned ON at the normal points of 33 66 and 100 On 2 compressor dehumidification all three stages of electric reheat are OFF until the return air temperature falls to Low Limit 1 then 1 stage of dehumidification is disabled and all three reheats ...

Page 36: ...stop Auto Restart When there is a power outage the unit will provide an automatic restart on power restoration when programmed The unit will start and the loads will sequence on with the Fan first then so forth until all loads are on as the room requirement demands When the Unit Auto Restart Sequence customer programmable takes place each unit will restart by this program However with a network of...

Page 37: ...y This internal counter increases by 1 regardless if 1 2 or 3 HP alarms were masked out within the first 10 minutes after compressor start If a high head pressure situation occurs a fourth time or if the HP input remains in alarm position continuously for 30 seconds in the first 10 minutes of running the compressor will be Locked OFF an alarm will happen and the counter of the affected circuit wil...

Page 38: ...ed exactly as above That is if within the first 10 minutes of a compressor startup if the compressor has been off for at least 10 minutes 1 2 or 3 high head situations have been masked out inhibited If this situation has occurred 3 times with 1 to 3 high head situations being masked out in three startup situations that have occurred within a 12 hour period turn off that compressor alarm high head ...

Page 39: ...ypes When the compressor starts the low pressure value is ignored for a selected period of time This time value is set to 3 minutes factory default on air cooled units and to 0 minutes factory default on water and glycol cooled units After a Call for Compressor a With Low Pressure Delay Time LPDT set to 0 the Liquid Line Solenoid Valve LLSV opens after one reading above Threshold 1 the compressor ...

Page 40: ...ue of 3 minutes is used If so continue operation Low Pressure Phase Conditions Failure in Phase 1 If Phase 1 has elapsed the flow moves to Phase 4 with a maximum waiting time of 5 minutes where it is looking for a single reading above Threshold 1 If reached the flow moves to Phase 2 NOTE The compressor is OFF no Pump down LLSV is OPEN Failure in Phase 4 If pressure is not reached in Phase 4 the fl...

Page 41: ... Phase 2 if NOK then move to Phase 9 and sound Alarm Code 3 stop compressors leave LLSV open no pump down and continue to wait a single reading to be above Threshold 1 to move to Phase 2 This waiting phase will last forever or as long as there is a call for cooling The compressor may operate during the alarm is active once the pressure conditions allow for it Phases Conditions 1 Winter Start Low P...

Page 42: ...iCOM Control Training and Service Manual 41 ...

Page 43: ...ked out Pump down is always performed loaded for compressors with unloaders unloader off digital scroll control solenoid valve disabled Low Pressure Switches Units supplied with low pressure switches have fixed cut in and cut out values Parameter A116 Low Pressure Device Type should be set to SWITCH When the compressor starts the low pressure digital input is ignored for a selected period of time ...

Page 44: ...ion This waiting phase will last forever or as long as there is a call for cooling The compressor may operate during the alarm is active once the pressure conditions allow for it see above Phase 3 After Phase 1 once the pressure input is NOK the flow moves to Phase 8 Waits 5 minutes to reach one single OK reading If OK continue operation if NOK then move to Phase 9 and sound an alarm Code 3 stop t...

Page 45: ...and the compressor will be locked out Pump down is always performed loaded for compressors with unloaders unloaders off digital scroll control solenoid valve disabled Phases Conditions 1 Winter Start Low Pressure Time Delay 3 Loss of Charge 4 Did not make Winter Start Waiting on closure of pressure switch LLSV open and compressor OFF Five minute wait time 5 Low Pressure Alarm Code 1 8 Off on Loss ...

Page 46: ...iCOM Control Training and Service Manual 45 ...

Page 47: ...ontrol 5 Optimum number of starts per hour programmed by the customer 6 Maximum number of starts per hour programmed by the customer 7 Maximum bonus to enlarge time to next maintenance calculated by control 8 Maximum penalty to reduce time to next maintenance calculated by control Maintenance Calculation Basic maintenance frequency 1 The control counts the working hours of the component as well as...

Page 48: ...e width of the graph equals to the standard maintenance Interval No 1 through 12 times a year The date of the next maintenance is also displayed Parameters for next Maintenance Calculation General Maintenance Settings Maintenance Frequency Can be set for NO or 1 thru 12 times a year NO means the maintenance calculation program is disabled Maximum Bonus This value increases the time to next mainten...

Page 49: ... intervals per the individual components Actual Bonus Is calculated from the number of starts and average working time The result can be positive for a bonus or negative for a penalty This value influences the time remaining to the next maintenance interval Shared Parameters If we have multiple units in the same room zone they will need to communicate with each other to avoid opposite operational ...

Page 50: ...g and Dual Cooling units will operate in the same manner as chilled water with the supervision of the Supply Limit again showing different valve positions on the units If in a Freecooling or Dual Cooling unit if the limit of the coil operation is detected no free cooling or no CW available the valve will close off and unit will become DX operation in the system Networking and Functions Unit 2 Unit...

Page 51: ...these additional factors for planning Locations of heat loads in conditioned space Air distribution for cooling Number of operating units versus standby Multi unit networking hardware Minimum Network Switch Requirements IEEE 802 3 IEEE 802 3u 10 100 Mbps speed Multiple RJ 45 ports one shared RJ45 uplink CAT 5 or greater patch cables straight through in the proper lengths not to exceed 150 ft maxim...

Page 52: ...ugh patch cables to connect to the switch 2 One Large Display Wall Mount with a separate power adapter may be used with multiple units through the network switch 3 Each set of unit control boards must be set up individually then connected to the network switch and checked before the next unit can be setup 4 Large Displays and Control Boards must different IP Addresses between them Factory Default ...

Page 53: ... Board IP Address 192 168 254 xxx S837 Control Board Netmask IP Address 255 255 255 000 must be the same in each unit S838 Control Board Gateway IP Address 000 000 000 000 must be the same in each unit S841 Control Board U2U Address 1 or 2 unit 1 is the lead unit S842 U2U Group 1 must be the same in each unit The cross over cable is connected to the Ethernet port on each control board 52 ...

Page 54: ... each display S815 Large Display Gateway IP Address 000 000 000 000 must be the same in each display S818 Large Display U2U Address 33 S819 Large Display U2U Group 1 must be the same in each display Large Control Boards S836 Control Board IP Address 192 168 254 xxx S837 Control Board Netmask IP Address 255 255 255 000 must be the same in each unit S838 Control Board Gateway IP Address 000 000 000 ...

Page 55: ... in each display S815 Large Display Gateway IP Address 000 000 000 000 must be the same in each display S818 Large Display U2U Address 33 S819 Large Display U2U Group 1 must be the same in each display Large Control Boards S836 Control Board IP Address 192 168 254 xxx S837 Control Board Netmask IP Address 255 255 255 000 must be the same in each unit S838 Control Board Gateway IP Address 000 000 0...

Page 56: ...lay Netmask IP Address 255 255 255 000 must be the same in each unit S815 Large Display Gateway IP Address 000 000 000 000 must be the same in each unit S818 Large Display U2U Address 33 34 S819 Large Display U2U Group 1 2 Large Control Boards S836 Control Board IP Address 192 168 254 xxx S837 Control Board Netmask IP Address 255 255 255 000 must be the same in each unit S838 Control Board Gateway...

Page 57: ...5 255 000 255 255 255 000 253 255 255 000 253 255 255 000 253 255 255 000 253 255 255 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 Unit 4 Unit 5 Unit 6 U2U 4 U2U 36 U2U 5 U2U 37 U2U 6 U2U 38 192 168 254 007 192 168 254 008 192 168 254 009 192 168 254 010 192 168 254 011 192 168 254 012 253 255 255 000 255 255 255 000 253 255 255 000 255 255 25...

Page 58: ...ill run independently Autoset Enable automatically sets the Proportional Band for each unit networked at 7ºF If more than two units Integration Time may be required Averaged Temperature and Humidity conditions shown in System View Units operate off of the averaged T H values of all available units fans on and compares to system setpoint and proportional band Unit 1 calculates the system deviation ...

Page 59: ...andby units you can to provide the redundancy needed in controlling the conditioned space Typical Lead Lag Running Standby Function The lead lag operational sequence has a lead running unit s operating If an alarm becomes active the active alarm will cause the first lag standby unit to active and maintain the space conditions If multiple units are selected as lag standby the units will continue to...

Page 60: ...ting Operating 3 Operating Operating Operating Standby Operating 4 Standby Operating Operating Operating Standby In this configuration by the fourth rotation the units are back to the original setup units 1 2 and 3 operating with unit 4 in standby Example B In a basic 4 unit configuration units 1 and 2 are programmed to be operating and units 3 and 4 are programmed to be standby The Rotate By para...

Page 61: ...ts are switched OFF again as soon as the temperature and or humidity conditions return to the programmed control range Available in Teamwork 1 only Starts stand by unit s to help operating unit s Stand by unit requires a 100 call from the Lead 1 unit before turning on Standby unit waits for an alarm or additional requirement Lead 1 unit defines proportional band according to available units Cascad...

Page 62: ...iCOM Control Training and Service Manual Notes 61 ...

Page 63: ...al large screen display features a 320 x 240 dot matrix graphic display that shows user and service icons as well as descriptive text and graphics The information provided visually on either of these displays are room temperature and humidity temperature and humidity set points alarm status and settings event histories and the current time All programming functions will be done through the supplie...

Page 64: ...en unit on Keypad iCOM Keypad Layout The iCOM control screen displays text and icons for monitoring and programming your Liebert unit and or network of units The number of icons and the amount of text shown depends upon the display type supplied on your unit From the default menu the user menu may be accessed by pressing the enter key When the user selects an icon the various submenus set points s...

Page 65: ...ves upward through the menu or increases the value of the selected parameter Decrease Key Down Arrow Moves downward through the menu or decreases the value of the selected parameter Left Arrow Key Navigates through text and selections of the display Right Arrow Key Navigates through text and selections of the display Upper LED Blinking Red Active unacknowledged alarm exists Solid Red Active acknow...

Page 66: ...d icon has been selected press the enter key If the selected menu item has submenus they are now revealed If there are no submenus the function or setting or command level text is displayed User and Service menu settings are readable without a password changing the programmed values requires a password When a password is required to perform a programming function the iCOM displays a password promp...

Page 67: ...so select from dark background with white text or light background with dark text The Large Display provides the additional information A System View and Unit View plus the bottom of the screen will indicate date time on off status and events The message area below will provide additional information and provide some basic navigation help In the System View only the temperature and humidity readin...

Page 68: ...iCOM Control Training and Service Manual Small Display Graphic View Small Display Simple View 67 ...

Page 69: ...iCOM Controls Training and Service Manual Large Display Graphic View Large Display Simple View 68 ...

Page 70: ...iary Large Display Read only Compressor Info Read only Large Display Events Log Read Only Standby Settings Lead Lag Motorized Ball Valve Settings Large Display only Graphics Wellness Maintenance Access Large Display only View Network Large Display Read Only Diagnostics Service Mode Runtime Monitoring Large Display only Set Alarms Set Alarms Sensor Data Read Only Sensor Calibration Setup Active Ala...

Page 71: ...Set Alarms Allows the enabling disabling and setting of the alarm parameters Small and Large Sensor Data Shows readings for the standard and optional sensors Small and Large Active Alarms Display all alarms that are active at the present time Small and Large Display Setup Change the settings for display language time and simple or graphic display Small and Large Total Run Hours Records the run tim...

Page 72: ...enance messages number of unit starts and stops time since last maintenance Small and Large Diagnostic Service Mode Allows for troubleshooting manual mode and viewing of the analog and digital inputs Small and Large Set Alarms Allows the enabling disabling and setting of the alarm parameters Small and Large Sensor Calibration Setup Allows for the calibration of the various sensors Small and Large ...

Page 73: ...ode is the assignment number in the Menu The code indicates the menu and parameter item being accessed Example U401 means USER MENU parameter item 401 This code is as an excellent communication tool when talking to someone about the parameter especially if their screen is in a different language Navigating and Accessing Sub Menus for Large Displays To navigate and access any parameter when in the ...

Page 74: ...In the selected menu screen press the ENTER key to select the parameter to be viewed The parameter will become high lighted Press the ENTER key again to access the value for the parameter Use the UP and Down keys to change the value Press the ENTER key to accept the change Press the ESCAPE key to abort the change All parameter changes require a password to be entered Where and When to Save This se...

Page 75: ...ess the UP arrow key to select the appropriate number Once you have your first number entered press the RIGHT arrow key to the second numeral Use the UP arrow key to select the number Once you have the second number entered press the RIGHT arrow key to the third numeral Use the UP arrow key to select the number Once the third number is entered press the ENTER key Your Actual Password Level will be...

Page 76: ... TW1 Teamwork Mode 1 is a list of parameters that are shared when TW1 is selected for the control operation Setpoint Parameters Menu Line Parameter SMALL DISPLAY Large Display Default Range Shared in TW1 Control Board Safe U101 Password U102 TEMP SET Temperature Setpoint 73 F 41 104 F Yes CSF U103 HUM SET Humidity Setpoint 50 1 80 Yes CSF U104 HUM CTRL Humidity Control Type PRED Predictive REL COM...

Page 77: ... 8 32 min 1 12 24 hours 2 4 8 16 days No CSF System Temperature Graph Height 11 F 5 36 F No CSF System Humidity Time Scale 24 Hours 8 32 min 1 12 24 hours 2 4 8 16 days No CSF System Humidity Graph Height 25 10 30 No CSF Unit Temperature Time Scale 24 Hours 8 32 min 1 12 24 hours 2 4 8 16 days No CSF Unit Temperature Graph Height 11 F 5 36 F No CSF System Humidity Time Scale 24 Hours 8 32 min 1 12...

Page 78: ...rn Temperature 80 F 34 210 F Yes CSF U204 LO TEMP Low Return Temperature 65 F 34 210 F Yes CSF U205 HI HUM High Return Humidity 60 1 99 Yes CSF U206 LO HUM Low Return Humidity 40 1 99 Yes CSF U207 SENSOR A Sensor A Alarms NO Disable NO YES Enable Disable Yes CSF U208 HI TEMPA High Temperature Sensor A 90 F 34 210 F Yes CSF U209 LO TEMPA Low Temperature Sensor A 55 F 34 210 F Yes CSF U210 HI HUM A ...

Page 79: ... Optional Sensor C Humidity U307 FC TEMP Freecooling Fluid Temperature U308 AMB TEMP Outdoor Temperature U309 FC STATE Freecooling Status U310 DS1 TEMP DigiScroll 1 Temperature U311 DS2 TEMP DigiScroll 2 Temperature Sensor Data Parameters page 2 of 2 Read Only Menu Line Parameter SMALL DISPLAY Large Display U313 Hi Te HMS Daily High Temperature U314 Lo Te HMS Daily Low Temperature U315 Hi Hu HMS D...

Page 80: ...UR MIMUTE SECOND Time HH MM SS Yes U404 TEMP F C Temperature Indication C C F No CSF U405 CONTRAST Display Contrast 50 0 100 No CSF U406 BUZ FREQ BUZ TEST Buzzer Frequency 50 0 100 No CSF U407 BACKLITE Backlite Off after 5 min 5 10 30 min 1 12 hr No CSF U408 SCREEN Screen GRAPH Graphical GRAPH SIMPL Graphical Simple No CSF U409 SHOWS Display Shows A S Set Act S A ACT SET Set Act Act Set No CSF U41...

Page 81: ...imit U502 MOTOR S Fan Motors 0 32000 CSF U503 COMP1 Compressor 1 0 32000 CSF U504 COMP2 Compressor 2 0 32000 CSF U505 CW FC Chilled Water Free Cool 0 32000 CSF U506 HG HW HotGas HotWater 0 32000 CSF U507 EL HEAT1 Electric Heater 1 0 32000 CSF U508 EL HEAT2 Electric Heater 2 0 32000 CSF U509 EL HEAT3 Electric Heater 3 0 32000 CSF U510 HUM Humidifier 0 32000 CSF U511 DEHUM Dehumidification 0 32000 C...

Page 82: ... To 00 00 00 00 Time hh mm Yes CSF U606 Sleep Everyday 2 No No Yes Yes CSF U607 START 2 STOP 2 From To 00 00 00 00 Time hh mm Yes CSF U609 TIME MOD Timer Mode No No Yes Auto Yes CSF U610 TIME TYP Timer Mode Type System Off System Off Dead Band Yes CSF U611 DEADBAND DeadBand 4 F 4 27 F Yes CSF Service Contact Parameters Read Only Menu Line Parameter SMALL DISPLAY Large Display Range Control Board S...

Page 83: ...y Default Range Shared in TW1 Control Board Safe S101 Password S102 TEMP SET Temperature Setpoint 73 F 41 104 F Yes CSF S103 CTRL TYP Control Type INTEL Intelligent INTEL PID PI PROP Intelligent PID PI Proportional Yes CSF S104 TEMP PB Temperature Proportional Band 7 F 2 54 F Yes CSF S105 TEMP INT Temperature Integration Time 0 min 0 15 min Yes CSF S106 TEMP DER Temperature Derivative Time 0 sec 0...

Page 84: ... S115 HUM PB Humidity Proportional Band 10 1 20 Yes CSF S116 HUM INT Humidity Integration Time 0 min 0 15 min Yes CSF S117 HUM DB Humidity Deadband 0 0 50 Yes CSF S118 LO LIM 1 Dehum Heat Low Limit 1 3 4 F 9 9 2 0 F No CSF S119 LO LIM 2 Dehum Heat Low Limit 2 7 F 9 9 2 0 F No CSF Note Menu line S118 Low Limit 1 is for Compressor 1 control during dehumidification The return air temperature will not...

Page 85: ...Outdoor 8 F 0 36 F No CSF S128 FC TYPE DT Between Room FC Type NO Disable NO YES CONT DIFF Value Contact Disable No CSF S129 FC DT DT Between Room Air FC Fluid 36 F 0 36 F No CSF S130 MIN CW Minimum CW NO Disable NO YES Enable Disable No CSF S131 MIN CW Minimum CW Temp Value 45 F 32 68 F No CSF S135 FANSPEED VSD Fanspeed MAN Manual AUTO MAN ECO Auto Manual Economy No CSF S136 VSD SET VSD Setpoint ...

Page 86: ...1 Control Board Safe S149 C01 TD Compressor 1 Stop delay m min S150 C02 ON Start Compressor 2 At S151 C02 OFF Stop Compressor 2 At S152 C02 TD Compressor 2 Stop Delay m min S153 CYCLET Cycle time s sec S154 SCRFACT SCR Factor S155 ACT SCR Actual SCR Request Unit Diary Large Display only Read Only Allows the end user to view all entered program changes and maintenance to the unit 85 ...

Page 87: ... TU M WE M TH M FR M SA M SU No Daily Every MON Every TUE Every WED Every THU Every FRI Every SAT Every SUN Monthly MON Monthly TUE Monthly WED Monthly THU Monthly FRI Monthly SAT Monthly SUN Yes CSF S504 ROT HOUR Rotate at hour No 0 23 Yes CSF S505 ROT MIN Rotate at minute No 0 59 Yes CSF S506 ROT BY Rotate by 1 1 8 Yes CSF S507 DO ROT Perform one Rotation NO No NO YES No Yes Yes CSF S508 CASCADE...

Page 88: ... CSF S005 LAST PM YY MM DD Last Maintenance MM DD YY Yes CSF S006 NAME Service Engineer Name Yes CSF S007 CONFIRM Confirm PM No Yes Yes S008 NEXT PM Calculated Next Maintenance Date Yes Wellness Motor Settings page 2 of 8 Menu Line Parameter SMALL DISPLAY Large Display Default Range Control Board Safe S012 Password S013 STARTS Number of Starts 0 32000 S014 RUN HRS Run Hours 0 32000 S015 AVG RUN Av...

Page 89: ... Number LP Alarms 0 32000 S031 OL AL Number OL Alarms 0 32000 S032 DS HT AL Number DS HT Alarms 0 32000 S033 BONUS Actual Bonus 0 12 Wellness Compressor 2 Settings page 4 of 8 Menu Line Parameter SMALL DISPLAY Large Display Default Range Control Board Safe S034 Password S035 STARTS Number of Starts 0 32000 S036 RUN HRS Run Hours 0 32000 S037 AVG RUN Average Run Time 0 999 m S038 BEST Starts per Da...

Page 90: ...ay Best 24 1 240 CSF S050 WORST Starts per Day Worst 240 1 240 CSF S051 ALARMS Number of Alarms 0 32000 S052 BONUS Actual Bonus 0 12 Wellness Electric Heater 2 Settings page 6 of 8 Menu Line Parameter SMALL DISPLAY Large Display Default Range Control Board Safe S056 Password S057 STARTS Number of Starts 0 32000 S058 RUN HRS Run Hours 0 32000 S059 AVG RUN Average Run Time 0 999 m S060 BEST Starts p...

Page 91: ...er Day Best 24 1 240 CSF S072 WORST Starts per Day Worst 240 1 240 CSF S073 ALARMS Number of Alarms 0 32000 S074 BONUS Actual Bonus 0 12 Wellness Humidifier Settings page 8 of 8 Menu Line Parameter SMALL DISPLAY Large Display Default Range Control Board Safe S078 Password S079 STARTS Number of Starts 0 32000 S080 RUN HRS Run Hours 0 32000 S081 AVG RUN Average Run Time 0 999 m S082 BEST Starts per ...

Page 92: ...s Code 2 High pressure condition lasted more than 30 seconds during the first 10 minutes of compressor operation Code 4 High pressure conditions during the first 10 minutes of compressor operation Code 5 Three 3 high pressure conditions during compressor startup within a rolling 12 hour period Menu Lines S304 and S305 Counts the number of high temperature alarms on scroll compressors with thermist...

Page 93: ...OFF ON Off On S315 COMP1 Compressor 1 OFF ON RUN EVAC CHARG Off On Run Evacuate Charge S316 C1 CAP Compressor 1 Capacity OFF ON Off On S317 C1 CYCLE Compressor 1 Cycle Ramp 0 100 S318 LLSV1 Compressor 1 LLSV OFF ON Off On S319 COMP2 Compressor 2 OFF ON RUN EVAC CHARG Off On Run Evacuate Charge S320 C2 CAP Compressor 2 Capacity OFF ON Off On S321 C2 CYCLE Compressor 2 Cycle Ramp 0 100 S322 LLSV2 Co...

Page 94: ...UM C Humidifier Current 0 00A S333 LSI not on Large Display Note Even through parameters S327 and S328 for electrically actuated ball type water regulating valves are displayed on the menu screen they are not active at this time Parameters S331 S332 and S333 are options for PEX units only Diagnostics Service Mode page 4 of 7 Menu Line Parameter SMALL DISPLAY Large Display Range S334 Password S335 ...

Page 95: ...K Active S350 CUSTOM 2 Status Customer Input 2 OK ACT OK Active S351 CUSTOM 3 Status Customer Input 3 OK ACT OK Active S352 CUSTOM 4 Status Customer Input 4 OK ACT OK Active S353 HEAT SAF not on Large Display S354 FLOW AT Loss of Airflow AT S355 FLOW ACT not on Large Display Diagnostics Service Mode page 6 of 7 Read Only Menu Line Parameter SMALL DISPLAY Large Display Range S356 HP1 Status HP1 OK ...

Page 96: ...point OFF ACT OK Active S371 MIN CW Status Min CW OFF ACT OK Active S372 COND 1 not on Large Display S373 COND 2 not on Large Display Note S369 Active Compressorized and Freecooling available Off Compressorized cooling only available S370 Active If Low Pressure condition occurs freecooling will be disabled for 1 hour and system will operate on compressors only Off Restarts compressor after 10 minu...

Page 97: ...P High Return Temperature 80 F 34 210 F Yes CSF S204 LO TEMP Low Return Temperature 65 F 34 210 F Yes CSF S205 HI HUM High Return Humidity 60 1 99 Yes CSF S206 LOW HUM Low Return Humidity 40 1 99 Yes CSF S207 SENSOR A Sensor A Alarms NO Disable NO YES Enable Disable Yes CSF S208 HI TEMPA High Temperature Sensor A 90 F 34 210 F Yes CSF S209 LO TEMPA Low Temperature Sensor A 55 F 34 210 F Yes CSF S2...

Page 98: ...sed CLOSED OPEN Closed Open CSF S217 CUST IN3 Customer Input 3 Water Alarm See Note CSF S218 C3 ACT Customer Input 3 active when CLOSED Closed CLOSED OPEN Closed Open CSF S219 CUST IN4 Customer Input 4 Water Alarm See Note CSF S220 C4 ACT Customer Input 4 active when CLOSED Closed CLOSED OPEN Closed Open CSF S221 WA AC AL Warning Activates Alarm Relay YES Yes YES NO Yes No CSF S222 AL RES Reset Di...

Page 99: ... Temp High Temperature FLOW Flow Alarm Loss of Flow AIR FC Lockout Free Cooling Lockout G PMP Stdby G Pmp Standby Glycol Pump FC L Air Loss Air Flow Loss STBY Stdby Unit Standby Unit HEATA Heater Alarm Heater Alarm C IN1 C Input 1 Customer Input 1 FLOSD Flow AL SD Flow Alarm Shutdown C IN2 C Input 2 Customer Input 2 FLOLC Flow AL LC Flow Alarm Lockout Compressor C IN3 C Input 3 Customer Input 3 CO...

Page 100: ... of the alarms The table below defines what occurs at the unit when an alarm becomes active Alarm Type Audible Alarm Red Alarm LED Event Log Entry Common Alarm Activated Alarm Yes Yes Yes Yes Warning Yes Yes Yes Yes see note Message No No Yes No Note To change this program parameter menu line S221 to NO requires entering a password 2210 99 ...

Page 101: ...0 9999 YES NO Enable Disable Warning Alarm Message CSF S228 HRT High Room Temp 10 sec 0 9999 YES NO Enable Disable Warning CSF S229 LRT Low Room Temp 10 sec 0 9999 YES NO Enable Disable Warning CSF S230 HRH High Room Hum 10 sec 0 9999 YES NO Enable Disable Warning CSF S231 LRH Low Room Hum 10 sec 0 9999 YES NO Enable Disable Warning CSF S232 HTA High Temp Sensor A 10 sec 0 9999 YES NO Enable Disab...

Page 102: ...ssure Internal Non Adj YES NO Enable Disable Alarm Warning Message CSF S242 LP1 Comp 1 Low Pressure Internal Non Adj YES NO Enable Disable Alarm Warning Message CSF S243 LP2 Comp 2 Low Pressure Internal Non Adj YES NO Enable Disable Alarm Warning Message CSF S244 PD1 Comp 1 Pumpdown Fail Internal Non Adj YES NO Enable Disable Alarm Warning Message CSF S245 PD2 Comp 2 Pumpdown Fail Internal Non Adj...

Page 103: ... Warning Message CSF S255 LOF Loss of Flow 5 sec 0 9999 YES NO Enable Disable Alarm Warning Message CSF S256 SGP STBY Glycol Pump On 5 sec 0 9999 YES NO Enable Disable Alarm Warning Message CSF S257 STB Standby Unit On 5 sec 0 9999 YES NO Enable Disable Alarm Warning Message CSF S258 HUP Humidifier Problem 5 sec 0 9999 YES NO Enable Disable Alarm Warning Message CSF S259 NOC No Connection w Unit 1...

Page 104: ... S267 CI4 Customer Input 4 5 sec 0 9999 YES NO Enable Disable Alarm Warning Message CSF S268 CS Call Service 5 sec 0 9999 YES NO Enable Disable Message Alarm Warning CSF S269 HTD High Temperature 5 sec 0 9999 YES NO Enable Disable Message Alarm Warning CSF S270 LB1 Loss of Air Blower 1 5 sec 0 9999 YES NO Enable Disable Message Alarm Warning CSF S271 RL Reheat Lockout 5 sec 0 9999 YES NO Enable Di...

Page 105: ...F S280 CN 1 Condenser 1 Failure 5 sec 0 9999 YES NO Enable Disable Message Alarm Warning CSF S281 CN 2 Condenser 2 Failure 5 sec 0 9999 YES NO Enable Disable Message Alarm Warning CSF Sensor Calibration Parameters page 1 of 3 Menu Line Parameter SMALL DISPLAY Large Display Range Control Board Safe S601 Password S602 RTN TEMP Return Temperature 18 F CSF S603 CAL TEMP Calibrated Return Temperature 3...

Page 106: ... Humidity Sensor B 20 80 CSF Sensor Calibration Parameters page 3 of 3 Menu Line Parameter SMALL DISPLAY Large Display Default Range Control Board Safe S623 Password S624 FC SNSR Freecool Sensor PTC or NTC NTC PTC NTC CSF S625 FC SNSR Freecool Sensor 18 F CSF S626 CAL FC Calibrated Freecool Sensor 4 113 F CSF S627 SUP SNSR Supply Sensor PTC or NTC NTC PTC NTC CSF S628 SUP TEMP Supply Sensor 18 F C...

Page 107: ...CTRL No Save Load CSF S832 NW CTRL No No Load Save CSF S835 MON PROT Monitoring Protocol Velocity No Velocity Hironet IGM CSF S836 IP 1 IP 2 IP 3 IP 4 192 168 254 001 IP Range CSF S837 NM 1 NM 2 NM 3 NM 4 255 255 255 000 Netmask Range CSF S838 GW 1 GW 2 GW 3 GW 4 000 000 000 000 Gateway Range CSF S840 U2U PROT GBP GBP CSF S841 U2U ADD 1 1 32 CSF S842 U2U GRP 1 1 99 CSF S843 BL CTRL No No Save Rebo...

Page 108: ...F S809 Configuration Safe No Save Load S810 Network Safe No Load Save S811 SW Version System Network Setup Parameters LARGE Display System View page 2 of 2 Menu Line Parameter Large Display Default Range Display Safe S812 Password S813 IP Address 192 168 254 003 IP Range NSF S814 Netmask 255 255 255 000 Netmask NSF S815 Gateway 000 000 000 000 Gateway NSF S816 MAC MAC NSF S817 U2U Protocol GBP NSF...

Page 109: ...l fan motor by VFD Manual timer will down to 0 zero which switches the VFD control mode to Auto When the timer counts to zero a BMS disconnect alarm will be generated System Network Setup Parameters LARGE Display Unit View page 2 of 2 Menu Line Parameter Large Display Default Range Control Board Safe S834 Password S835 Monitoring Protocol Velocity No Velocity Hironet IGM NSF S836 IP Address 192 16...

Page 110: ... DELAY Low Pressure Alarm Delay 3 min 0 5 min CSF S404 LP1 ACT Actual LP1 Pressure 14 5 87 0 psi CSF S405 LP2 ACT Actual LP2 Pressure 14 5 87 0 psi CSF S406 EL HEAT Electric Stages 0 1 2 3 CSF S407 HW HEAT Hot Water Heat On Off No No Yes CSF S408 ALL HEAT Total Heat Stages 0 0 1 2 3 CSF S409 LWDconn LWD Connected No No Yes CSF S410 3P RUN 3P Actuator Runtime 165 sec 30 500 sec CSF S411 3P DIR 3P A...

Page 111: ...ST EN Auto Restart Enabled Yes No Yes Yes No CSF S420 RESTART Single Unit Auto Restart 0 999 sec CSF S421 ONOFF EN ON OFF Enable No Yes Enable Disable CSF Note Displayed parameters S415 S416 and S417 are for the steam canister humidifier they are not active at this time Options Setup Parameters page 3 of 3 Menu Line Parameter SMALL DISPLAY Large Display Default Range Control Board Safe S423 Passwo...

Page 112: ...LUX D BENEL FL GERMANY FRANCE UK HUNGARY ITALY POLAND SPAIN USA AUSTRALIA N ZEALAND INDONESIA MALAYSIA SINGAPORE None Austria Switzerland D Switzerland F Benelux D Benelux FL Germany France UK Hungary Italy Poland Spain United States Australia New Zealand Indonesia Malaysia Singapore CSF S703 Address Line 1 Text String CSF S704 Address Line 2 Text String CSF S705 Address Line 3 Text String CSF S70...

Page 113: ...002 Unit Code Field 1 6 See Note A003 UC 01 UC 02 UC 03 UC 04 UC 05 UC 06 Set Code 1 6 UCO A004 Unit Code Field 7 12 See Note A005 UC 07 UC 08 UC 09 UC 10 UC 11 UC 12 Set Code 7 12 UCO A006 Unit Code Field 13 18 See Note A007 UC 13 UC 14 UC 15 UC 16 UC 17 UC 18 Set Code 13 18 UCO A008 UC CTRL Unit Code Control No NO SAVE LOAD COMP No Save Execute Load Execute Compare A009 UC STAT Unit Code Status ...

Page 114: ...he exception list If this line displays Not Available scroll to menu line A010 exception list control and select the Load command Factory Settings Parameters page 2 of 9 Menu Line Parameter SMALL DISPLAY Large Display Default Range Control Board Safe A101 Password A102 REFRIG Refrigerant Type R22 R22 R407C CSF A103 MOTOR OL Main Fan Overload Shutdown Shutdown Disable CSF A104 AIR LOSS Loss of Airf...

Page 115: ...ase 2 See Note 2 0 0 145 psia CSF A119 LC PRE Liquid Control Pre time sec CSF A120 LC POST Liquid Control Post time sec CSF Note Parameters A119 and A120 for the electrically actuated ball type water regulating valves are displayed but they are not active at this time Note 1 Low Pressure Threshold Phase 1 Menu Line A117 The displayed pressure value for menu line A117 Low Pressure Threshold Phase 1...

Page 116: ...eat 63 psia A137 NO Freecooling Dualcooling S407 YES Hot Water Reheat 67 psia A137 YES Freecooling Dualcooling S407 YES Hot Water Reheat 63 psia A137 YES Freecooling Dualcooling S407 YES Hot Water Reheat 67 psia If menu line A102 or A137 or S407 is changed the value on menu line A118 is updated automatically Factory Settings Parameters page 4 of 9 Menu Line Parameter SMALL DISPLAY Large Display De...

Page 117: ... Freecooling Flush Starts R5 No No Yes CSF A141 COMP FC Comp FC Simultaneously Yes No Yes CSF A142 HW F DUR Hot Water Flush Duration 0 0 1 2 3 min CSF A143 HG HEAT Hot Gas Heat No No Comp 1 Comp 2 CSF A144 HEAT OP Electric Reheat Operation No No Staged Delayed CSF Note Parameter A138 is the temperature difference that parameter A370 Status DT3 Room Setpoint will use to switch from Off to Active If...

Page 118: ...3LLE 93HLD d3H HT2 HT5 HT9 No External IFS IFL PeX 6 Amp PeX 9 Amp PeX 12 Amp 21L CLA 53L CLC 53H CLB 93L CLE 93H CLD d3H HT2 HT5 HT9 CSF A147 HUM VOLTAGE Humidifier Voltage Volts CSF A148 HUM LAST Humidity in Last xxx Hours 15 hours 1 120 hours CSF A149 PREFILL Prefill Time IFS 30 sec IFL 60 sec 1 120 sec CSF A150 FILL Fill Time IFS 30 sec IFL 60 sec 1 120 sec CSF A151 HUM ON Humidifier On Time I...

Page 119: ...4LO HI Analog Output 4 Low High Limit 0 100 CSF A161 FS HE HU Fanspeed Heat Hum 0 100 CSF A163 ANLOUT1 Analog Output 1 See Note CSF A164 ANLOUT2 Analog Output 2 See Note CSF A165 ANLOUT3 Analog Output 3 See Note CSF A166 ANLOUT4 Analog Output 4 See Note CSF Note The Analog Outputs 1 4 can be labeled as follows 3PACT 3P Valve HW Hot Water HW175 Hot Water 1 75 VSD Var SpeedDrive COOL Cooling CV175 C...

Page 120: ...oint 0 0 0V CSF A175 AO4 END Analog Output 4 End Point 100 10 0V CSF Factory Settings Parameters Large Display only page 9 of 9 Menu Line Parameter SMALL DISPLAY Large Display Range Control Board Safe A178 Password A179 LL Sensor 1 Low Limit Sensor 1 psia CSF A180 LL Sensor 1 Low Limit Sensor 1 psia CSF A181 Actual LL 1 Signal Low Limit 1 Signal 1 CSF A182 Actual LL 1 Pressure Low Limit 1 Pressure...

Page 121: ...empts A305 Compressor 1 Alarm PD OFF No Yes No Pumpdown and re pump down is allowed Yes Pumpdown and re pump down is not allowed A306 Compressor 1 Temp PI Request 0 100 Cooling request for compressor 1 A307 Compressor 1 Humi PI Request 0 100 Dehumidification request for compressor 1 A308 Compressor 1 Min On Time Run No Yes Yes If minimum On time is active A309 Compressor 1 Min Off Time Run No Yes ...

Page 122: ...D Counter Number Counts the number of re pump down activities A317 Compressor 1 PD Unstuck Count Number Counts the number of LLSV unstuck attempts A318 Compressor 1 Ramp 0 100 Shows the value of analog out Cooling 1 A319 Compressor 1 HP Alarm Code 0 3 Shows the actual Head Pressure alarm code A320 Compressor 1 HP Alarm Int No Yes Yes if Head Pressure alarm is active no matter if alarm is enabled o...

Page 123: ... is active no matter if alarm is enabled or disabled A327 Compressor 1 LP Comp Lock No Yes Yes if compressor is locked out by Low Pressure phase A328 Compressor 1 LP Comp Stop No Yes Yes if compressor is regularly stopped A329 Compressor 1 LP FC Lock 4h No Yes Yes if FreeCooling is locked out due to Low Pressure conditions A330 Compressor 1 LP Press AVG On No Yes Yes if Low Pressure is in averagin...

Page 124: ...attempts A338 Compressor 2 Alarm PD OFF No Yes No Pump down and re pump down allowed Yes Pump down and re pump down not allowed A339 Compressor 2 Temp PI Request 0 100 Cooling request for compressor 2 A340 Compressor 2 Humi PI Request 0 100 Dehumidification request for compressor 2 A341 Compressor 2 Min On Time Run No Yes Yes If minimum On time is active A342 Compressor 2 Min Off Time Run No Yes Y...

Page 125: ...e PD Counter Number Counts the number of re pump down activities A350 Compressor 2 PD Unstuck Count Number Counts the number of LLSV unstuck attempts A351 Compressor 2 Ramp 0 100 Shows the value of analog out Cooling 2 A352 Compressor 2 HP Alarm Code 0 3 Shows the actual Head Pressure alarm code A353 Compressor 2 HP Alarm Int No Yes Yes if Head Pressure alarm is active no matter if alarm is enable...

Page 126: ...ssor is locked out by Low Pressure phase A361 Compressor 2 LP Comp Stop No Yes Yes if compressor is regularly stopped A362 Compressor 2 LP FC Lock 4h No Yes Yes if FreeCooling is locked out due to Low Pressure conditions A363 Compressor 2 LP Press AVG On No Yes Yes if Low Pressure is in averaging mode A364 Compressor 2 LP PH6 Timer Run No Yes Yes if Phase 6 was within this hour A365 Compressor 2 T...

Page 127: ... 0 580 psia 0 100 0 1800 sec A410 L1 Actual Setpoint Ouput Change Delay 0 580 psia 0 100 0 1800 sec A411 L2A Actual Setpoint Ouput Change 0 580 psia 0 100 A412 L2B Actual Setpoint Ouput Change 0 580 psia 0 100 A413 L3 Actual Setpoint Ouput Change 0 580 psia 0 100 A414 Min Setpoint Output 0 580 psia 0 100 A415 Start Delay Output Time 0 100 0 600 sec A416 Stop Delay Setpoint Output Time 0 580 psia 0...

Page 128: ...State 0 99 A605 Manual On Time 0 9999 sec Runtime Monitoring Large Display only page 2 of 7 PID Read Only Menu Line Parameter Large Display Range A613 P Temperature Deviation 0 0 100 A614 P Humidity Deviation 0 0 100 A615 PI Temperature Deviation 0 0 100 A616 PI Humidity Deviation 0 0 100 A618 PID Temperature Deviation 0 0 100 A619 PID Proportion Part 0 0 100 A620 PID Integral Part 0 0 100 A621 PI...

Page 129: ...t Step 1 Output Order 0 3 A629 Heat Step 2 Output Order 0 3 A630 Heat Step 3 Output Order 0 3 A631 Heater 1 Output State 0 1 A632 Heater 2 Output State 0 1 A633 Heater 3 Output State 0 1 A634 Actual Cycle Time 0 9999 sec Runtime Monitoring Large Display only page 4 of 7 Deh Hum Read Only Menu Line Parameter Large Display Range A637 Fill Time Multipl with Flushrate 0 999 sec A638 After Prefill time...

Page 130: ... 00 99 99 A654 Fuzzy Delta Hun 0 00 99 99 A655 Fuzzy Cool 0 00 99 99 A656 Fuzzy Dehum 0 00 99 99 A657 Fuzzy Temp Sensitivity 0 00 99 99 A658 Fuzzy Hum Sensitivity 0 00 99 99 Runtime Monitoring Large Display only page 6 of 7 Fuzzy 2 Read Only Menu Line Parameter Large Display Range A661 Fuzzy Min Temp 999 A662 Fuzzy Max Temp 999 A663 Fuzzy Min Hum 999 A664 Fuzzy Max Hum 999 A665 Fuzzy Valve Temp Di...

Page 131: ...zzy 3 Read Only Menu Line Parameter Large Display Range A673 Fuzzy Temp Rate 999 A674 Fuzzy Hum Rate 999 A675 Fuzzy Sensible Value 999 A676 Fuzzy Latent Value 999 A677 Fuzzy Sensible DX 999 A678 Fuzzy Latent DX 999 A679 Fuzzy Member PT1 999 A680 Fuzzy Member PT2 999 A681 Fuzzy Member PT3 999 A682 Fuzzy Membership 999 130 ...

Page 132: ...escribes the basic connection points on the Liebert DS units Each sub section describes the standard electrical connections and control DIP switches supplied with the various iCOM control boards The detail is as follows Display Assembly Small and Large Plug and Terminal Block Connections Fuse Board All Units 131 ...

Page 133: ...ll display assemblies are mounted to the unit accent panel The large Display assembly uses one 1 CAN cable and one 1 crossover Ethernet cable to connect to the control board The Small Display assembly uses one 1 CAN cable to connect to the control board Small Display Large Display 132 ...

Page 134: ...Control Training and Service Manual Control Board DIP Switches The following section describes the control board DIP switch settings for defining the analog inputs DIP Switches Unit Mounted Control Board 133 ...

Page 135: ...10V Sw2 3 Off Sw2 4 Off Analog Current 4 to 20mA Sw2 3 On Sw2 4 On P11 7 P11 8 5V Output None P12 1 P12 2 Analog Voltage 0 to 5V Sw2 5 On Sw2 6 Off Analog Voltage 0 to 10V Sw2 5 Off Sw2 6 Off Analog Current 4 to 20mA Sw2 5 On Sw2 6 On P12 3 P12 4 5V Output None P12 5 P12 6 Analog Voltage 0 to 5V Sw2 7 On Sw2 8 Off Analog Voltage 0 to 10V Sw2 7 Off Sw2 8 Off Analog Current 4 to 20mA Sw2 7 On Sw2 8 ...

Page 136: ...ch 3 Settings Type Setting SW3 1 CAN Address Off SW3 2 CAN Address Off SW3 3 CAN Address Off SW3 4 CAN Address Off SW3 5 CAN Operating Mode On SW3 6 CAN Operating Mode On SW3 7 CAN Baud Off Sw3 8 CAN Baud Off Small Display Jumper Settings Jumper Type Setting P4 Contrast Software function Shunt Pins 1 2 P78 CAN Termination Shunt on Pins 2 3 P80 BDM Header Open P82 Watchdog 416821G1 5 Rev 0 7 Shunt ...

Page 137: ...SW3 3 CAN Address Off SW3 4 CAN Address Off SW3 5 CAN Address Off SW3 6 CAN Address Off SW3 7 CAN Baud Off SW3 8 CAN Baud Off Large Display Jumper Settings Jumper Type Setting P4 Contrast Software function Shunt on Pins 1 2 P8 Open Open P13 BDM Mode Open P18 RS232 Header Open P78 CAN Termination Shunt on Pins 2 3 P80 BDM Header Open P83 Bootloader Jumper Open Default Setting 136 ...

Page 138: ...midity Board Jumper Settings Jumper Type Setting P2 BDM Header Open P3 CAN Termination Shunt on Pins 2 3 P4 Programming Open E10 E13 Serial Port Open Default Setting Jumper P3 CAN Bus Termination The correct position of this jumper is dependant on your environment If the board is physically the first or last node on the CAN Bus the jumper needs to be shunted across pins 2 3 Default position Otherw...

Page 139: ...is section identifies the various plug connections and the terminal block connections located on the unit control board The tables in this section show all of the pin connections and the reference points for signal flow through these connections Unit Mounted Control Board 138 ...

Page 140: ...6 P11 Low Pressure Transducer Circuits P11 1 DCV Signal to LPT1 P11 2 Cold Start Bypass 1 Signal P11 3 MP Signal to LPT1 P11 4 LPT1 Input to MP P11 5 DCV Signal to LPT2 P11 6 Cold Start Bypass 2 Signal P11 7 MP Signal to LPT2 P11 8 LPT2 Input to MP P12 Analog Sensor 1 and 2 Inputs P12 1 T Analog 1 TS 41 P12 2 T Analog 1 TS 42 P12 5 T Analog 2 TS 43 P12 6 T Analog 2 TS 44 P12 Optional High Pressure...

Page 141: ...VAC Out C1 P32 4 24 VAC Out OL KL1 HP1 P32 11 E1 C1 P32 5 24 VAC Out OL KL2 HP2 P32 12 24 VAC Out C2 P32 6 24 VAC HP1 to Q14 P32 13 E2 C2 P32 7 24 VAC HP2 to Q10 P33 Compressor Devices P33 1 24 VAC Out CUV1 DSV1 P33 7 24 VAC OL KL2 Alarm P33 2 E1 CUV1 DSV1 P33 8 24 VAC P33 3 E2 LLSV2 P33 9 24 VAC HP2 Alarm P33 4 24 VAC Out CUV2 DSV2 P33 10 K11 N O P33 5 E2 CUV2 DSV2 P33 11 K11 N O P33 6 24 VAC OL ...

Page 142: ...3 24 VAC Out RDS1 TS 37 P39 2 24 VAC Return HTS P39 4 24 VAC Return RSD1 TS 38 P40 Basic Unit Connections P40 1 No connection P40 8 E4 Opt CPAR P40 2 No connection P40 9 No connection P40 3 No connection P40 10 E4 P40 4 No connection P40 11 No connection P40 5 No connection P40 12 24 VAC Out MF Ovld P40 6 No connection P40 13 24 VAC P40 7 24 VAC Out Opt CPAR P43 T6 Transformer Secondary Power to R...

Page 143: ... connects the Control Board to the switch using a straight patch cable when networking P65 Site Monitoring Signals when the Intellislot is not used P65 1 5 VDC to TS 78 P65 2 5 VDC to TS 77 Must be re connected to the optional Intellislot for communications when used P66 Unit Display Power CAN Bus Connection Digital Signal P67 Temperature Humidity Assembly Power CAN Bus Connection Digital Signal T...

Page 144: ... for signal flow through these connectors Fuse Board P4 24 VAC Power P4 1 Fuse 1 P4 3 Fuse 3 P4 2 Fuse 2 P4 4 Fuse 4 P24 T1 Transformer Line Voltage Primary 24VAC Secondary P24 1 24 VAC Gnd T1 P24 2 24 VAC T1 P41 24 VAC Power T6 Isolation Transformer P41 1 24 VAC Gnd T6 Primary P41 2 24 VAC T6 Primary P41 3 24 VAC Gnd T6 Secondary P41 4 24 VAC T6 Primary P42 Intellislot NOT USED P43 T6 Transformer...

Page 145: ...ocessor board and transmits information using CAN Controlled Area Network communication Troubleshooting is accomplished by observing an LED located on the board If the LED is glowing the board is good The temperature and humidity board is typically located in the unit return Humidity Temperature Sensor Sensor Power Supply CAN Bus Connectors Temperature Humidity Board P67 Return Air Temperature Hum...

Page 146: ...iCOM Control Training and Service Manual NOTES 145 ...

Page 147: ...Sensors Troubleshooting Signals and Checklist Moisture Content Charts This section covers only very basic electronics The major components such as triacs and opto isolators are briefly described and related to the Liebert units you have come to study It is our hope that this brief introduction to electronics stimulates your interest and encourages you to go further in the field 146 ...

Page 148: ...n to call for cooling MICRO OUTPUT MEMORY INPUT C P U T H LOAD Isolation We use the opto isolator and the triac to isolate areas of control and voltage There are three areas of control and two voltage levels Digital control comes from the microprocessor at 5 VDC and the other voltage level is 24 VAC One voltage is used to turn on the triac and the other is used to operate the load device Areas of ...

Page 149: ...electrons resulting in electron flow that in turn produces current When we have current flow the device is on Depletion Region Semiconductor Showing No Movement of Electrons If we add a third terminal to this simple device and call it the Gate we have a basic triac By sending electrons to the gate which is connected to the depletion region we create an overflow condition You can see how this devic...

Page 150: ... to the device the potential is not detected by the meter To test a triac for proper operation energize the circuit and connect the load Heat Sink Body Terminals O Front View Left Side View Front and Left Side Views of the Triac As your view the triac from the front the terminals are numbered as follows Terminal Connection Left 2 Connects to the Load Middle 1 Connects to the Transformer power Righ...

Page 151: ...ire two types of opto isolators referred to as optos The output opto uses a DC voltage source to activate a Light Emitting Diode LED internal to the IC chip This causes a triac also internal to the IC chip to switch ON allowing current to flow to the AC load device LED LED DC Sourc DC Sourc AC Sourc AC Sourc No Current Flow Current Flow Output Opto Isolator The input opto uses an AC voltage source...

Page 152: ... 4 3 5 2 6 1 Output Opto Isolator Pin Location OUTPUT VOLTAGE CHECK Pin 1 Receives the DC source voltage 3 3 VDC range Pin 2 Completes the DC source to the digital ground Pin 3 No voltage signal at this point Pin 4 Receives the AC source voltage signal from the input transformer Pin 5 No voltage signal at this point Pin 6 Completes the AC voltage path to the gate of the triac 24VAC Note that all A...

Page 153: ...VOLTAGE CHECK Pin 1 Receives the AC source voltage This voltage is 24 VAC prior to the Opto and is about 1 2 VAC at the opto Pin 2 Completes the AC source to the neutral and or safety ground Pin 3 Completes the DC source to the digital ground Pin 4 Receives the DC voltage source from the microprocessor This voltage level is 3 3 VDC when not activated and is 0 VDC when activated Note that all AC so...

Page 154: ... U15 Air Safety Switch U23 Power On U16 Custom Alarm 1 U24 Compressor 2 Overload U17 Custom Alarm 2 U25 Low Pressure Switch 2 U18 Custom Alarm 3 U26 High Head Pressure 2 U19 Custom Alarm 4 U27 Compressor 1 Overload U20 Humidifier Problem U28 Low Pressure Switch 1 U21 Filter Clog switch U29 High Head Pressure 1 U22 Main Fan Overload Note Use Pin 5 on the input opto isolator with reference to the V ...

Page 155: ... Q7 Liquid Line Solenoid 2 U9 Q9 CUV2 or DSV2 U10 Q10 Compressor 2 U12 Q12 Liquid Line Solenoid 1 U13 Q13 CUV1 or DSV1 U14 Q14 Compressor 1 U15 Q15 Not Used U17 Q17 CW Actuator U18 Q18 CW Actuator Close Note Use Pin 4 on the output opto isolator with reference to the correct transformer neutral ground The voltage level is 24 VAC Note CUV1 or 2 Cylinder Unloader Valve 1 or 2 DSV1 or 2 Digital Scrol...

Page 156: ... as an input to the unit control software program to calculate the needed capacity This optional sensor wired to Plug P7 on the unit control board The chart that follows can help to troubleshoot this circuit Aquastat Sensor Use the table below to check the fluid thermistor sensor for accuracy To read the resistance value of the thermistor it must be electrically removed from the circuit Fluid Sens...

Page 157: ...y 4 Now scroll to Fan On and select ON with the up key The fan must be on to operate loads in this mode You must turn off the fan and service mode when completed The Compressor 1 and 2 selections are for the ON OFF and RUN EVACUATE and CHARGE modes When user scrolls to the Compressor 1 or 2 positions in the parameters list he must press enter to select the first item Enter again will move the curs...

Page 158: ...hen checking voltage use the correct reference ground points The chassis is not always the correct ground point especially within the electronic housing 6 Reassemble modules correctly A Observe assembled appearance prior to disassembly B Replace all hardware especially insulating or nylon hardware in the same places and in the same relationship as the original 7 When advised to check and replace c...

Page 159: ...appropriate control training and service manual identify the output opto isolator to be checked locate the opto isolator on the PCB and perform the following DC Voltage check 1 Using a digital voltmeter check for the correct VDC signal at the output opto isolator Pin 1 referenced to VDC will show low VDC approximately 1 2 VDC if the microprocessor control side of the device is functioning A high V...

Page 160: ...ent at Pin 1 of the triac backtrack the circuit to the proper secondary hot of the control transformer If 24 VAC is present perform the following Select the appropriate diagnostics function from the control menu use the training and service manual for reference During the TEST OUTPUTS function the green LED on the microprocessor should light If the LED lights check the hardware from the plug to th...

Page 161: ...king STEP 2 Locate the line with the relative humidity value you are using STEP 3 Read the moisture content of the relative humidity in either grains per cubic foot or grains per pound of air For example you have a room temperature of 70 F and 50 relative humidity STEP 1 Locate the chart for 70 F STEP 2 Locate the line with relative humidity 50 STEP 3 Read the moisture content value of 50 relative...

Page 162: ... 42 4 6368 64 31241 43 4 7472 65 84367 44 4 8576 67 37492 45 4 968 68 90616 46 5 0784 70 43741 47 5 1888 71 96865 48 5 2992 73 4999 49 5 4096 75 03115 50 5 52 76 5624 51 5 6304 78 09365 52 5 7408 79 6249 53 5 8512 81 15615 54 5 9616 82 68739 55 6 072 84 21864 56 6 1824 85 74989 57 6 2928 87 28112 58 6 4032 88 81239 59 6 5136 90 34362 60 6 624 91 87488 61 6 7344 93 40612 62 6 8448 94 93738 63 6 955...

Page 163: ...2 4 4982 62 39004 43 4 6053 63 87551 44 4 7124 65 36099 45 4 8195 66 84647 46 4 9266 68 33194 47 5 0337 69 81742 48 5 1408 71 3029 49 5 2479 72 78838 50 5 355 74 27385 51 5 4621 75 75933 52 5 5692 77 2448 53 5 6763 78 73028 54 5 7834 80 21575 55 5 8905 81 70123 56 5 9976 83 18671 57 6 1047 84 67218 58 6 2118 86 15767 59 6 3189 87 64314 60 6 426 89 12862 61 6 5331 90 6141 62 6 6402 92 09958 63 6 74...

Page 164: ... 4 3596 60 46765 43 4 4634 61 90736 44 4 5672 63 34707 45 4 671 64 78677 46 4 774801 66 22648 47 4 8786 67 66618 48 4 9824 69 10589 49 5 0862 70 5456 50 5 19 71 9853 51 5 2938 73 425 52 5 3976 74 86471 53 5 5014 76 30441 54 5 605201 77 74413 55 5 709 79 18383 56 5 812801 80 62335 57 5 9166 82 06325 58 6 0204 83 50295 59 6 1242 84 94265 60 6 228 86 38236 61 6 3318 87 82207 62 6 4356 89 26176 63 6 5...

Page 165: ...52 58 60353 43 4 3258 59 99885 44 4 4264 61 39417 45 4 527 62 78949 46 4 6276 64 18481 47 4 7282 65 58013 48 4 8288 66 97546 49 4 9294 68 37078 50 5 03 69 7661 51 5 1306 71 16143 52 5 2312 72 55674 53 5 3318 73 95206 54 5 4324 75 34738 55 5 533001 76 74271 56 5 6336 78 13803 57 5 734201 79 53336 58 5 8348 80 92868 59 5 935401 82 32401 60 6 036001 83 71933 61 6 136601 85 11465 62 6 237201 86 50996 ...

Page 166: ...8 56 79182 43 4 19207 58 14401 44 4 28956 59 4962 45 4 38705 60 84838 46 4 48454 62 20057 47 4 58203 63 55276 48 4 67952 64 90494 49 4 77701 66 25713 50 4 8745 67 60931 51 4 97199 68 9615 52 5 06948 70 31368 53 5 16697 71 66587 54 5 26446 73 01805 55 5 36195 74 37024 56 5 45944 75 72243 57 5 55693 77 07461 58 5 65442 78 4268 59 5 75191 79 77898 60 5 8494 81 13118 61 5 94689 82 48336 62 6 04438 83 ...

Page 167: ...6 55 03838 43 4 06264 56 34882 44 4 15712 57 65926 45 4 251601 58 9697 46 4 34608 60 28013 47 4 44056 61 59057 48 4 53504 62 901 49 4 62952 64 21145 50 4 724 65 52188 51 4 81848 66 83231 52 4 91296 68 14276 53 5 00744 69 45319 54 5 10192 70 76363 55 5 1964 72 07407 56 5 29088 73 38451 57 5 38536 74 69495 58 5 479841 76 00539 59 5 57432 77 31581 60 5 6688 78 62625 61 5 76328 79 9367 62 5 85776 81 2...

Page 168: ... 53 31989 43 3 93579 54 58941 44 4 02732 55 85893 45 4 11885 57 12845 46 4 21038 58 39797 47 4 30191 59 66749 48 4 39344 60 93701 49 4 48497 62 20654 50 4 5765 63 47605 51 4 66803 64 74558 52 4 75956 66 0151 53 4 85109 67 28461 54 4 94262 68 55414 55 5 03415 69 82366 56 5 12568 71 09318 57 5 21721 72 3627 58 5 30874 73 63223 59 5 40027 74 90173 60 5 4918 76 17126 61 5 58333 77 44079 62 5 67486 78 ...

Page 169: ... 51 65382 43 3 81281 52 88367 44 3 90148 54 11352 45 3 99015 55 34338 46 4 07882 56 57323 47 4 16749 57 80309 48 4 25616 59 03294 49 4 34483 60 26279 50 4 4335 61 49264 51 4 52217 62 72249 52 4 61084 63 95235 53 4 69951 65 1822 54 4 78818 66 41206 55 4 87685 67 64191 56 4 96552 68 87176 57 5 05419 70 10161 58 5 14286 71 33146 59 5 23153 72 56132 60 5 3202 73 79117 61 5 40887 75 02102 62 5 49754 76...

Page 170: ...6 49 91203 43 3 68424 51 10041 44 3 76992 52 28879 45 3 8556 53 47717 46 3 94128 54 66555 47 4 02696 55 85393 48 4 11264 57 04232 49 4 19832 58 2307 50 4 284 59 41908 51 4 36968 60 60746 52 4 45536 61 79584 53 4 54104 62 98422 54 4 62672 64 17261 55 4 7124 65 36099 56 4 79808 66 54937 57 4 88376 67 73775 58 4 96944 68 92613 59 5 05512 70 11452 60 5 1408 71 30289 61 5 22648 72 49128 62 5 31216 73 6...

Page 171: ... 48 46151 43 3 57717 49 61535 44 3 66036 50 7692 45 3 74355 51 92304 46 3 82674 53 07688 47 3 90993 54 23073 48 3 99312 55 38458 49 4 07631 56 53842 50 4 1595 57 69227 51 4 24269 58 84611 52 4 32588 59 99996 53 4 40907 61 1538 54 4 49226 62 30765 55 4 57545 63 46149 56 4 65864 64 61533 57 4 74183 65 76918 58 4 825021 66 92304 59 4 908211 68 07688 60 4 9914 69 23072 61 5 07459 70 38457 62 5 15778 7...

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Page 178: ...5 2 59 9 18 2 71 9 31 2 84 9 44 2 97 9 57 3 10 9 70 3 23 9 82 3 36 9 95 3 49 10 08 3 62 10 21 3 75 10 34 3 88 10 47 4 01 10 60 4 14 10 73 4 27 10 86 4 40 10 99 4 52 11 12 4 65 11 25 4 78 11 38 4 91 11 51 5 04 11 63 5 17 psig psia 0 33 5 18 8 51 62 2 76 9 1 31 6 16 9 52 64 1 78 8 2 29 7 15 0 53 65 9 80 6 3 27 8 13 1 54 67 8 82 5 4 26 0 11 3 55 69 7 84 4 5 24 1 9 4 56 71 6 86 3 6 22 2 7 5 57 73 4 88...

Page 179: ...iCOM Controls Training and Service Manual Digital Scroll High Temperature Sensor Chart NTC Code S606 and S608 178 ...

Page 180: ...anel in the Factory Settings Menu in the Advanced Menus Once the ID numbers of the Unit Code are entered or changed the user must move to line A008 Unit Code Control and select Save and Execute to load the changes in to the control On line A009 Unit Code Status will show Changed before Save and Execute is done Once Save and Execute has completed A009 should show OK If the control board does not ha...

Page 181: ...evision Level 000 0 Unit Field Code 002 Unit Product Type Code Field Value Product Type 000 DS 001 Deluxe 002 Himod 003 Challenger 004 ICS 005 Himod S 006 MM 007 DM 008 PeX 009 HPS 010 XDA 011 XDC 012 XDE 013 XDO 014 XDP 015 XDR 016 XDV 017 XDWP 018 HPS 019 Matrix 020 Process Chiller 021 XDF Note Bold type indicates the code is available 180 ...

Page 182: ...w Hot Gas Bypass 003 Scroll qty 2 004 Scroll qty 2 w Hot Gas Bypass 005 Scroll qty 2 w Uneven Capacity 006 Scroll qty 2 w Uneven Capacity w Hot Gas Bypass 007 Tandem Scroll qty 1 008 Tandem Scroll qty 2 009 Digital Scroll qty 1 010 Digital Scroll qty 2 011 Digital Scroll qty 1 w Thermistor 012 Digital Scroll qty 2 w Thermistor 013 Semi hermetic 2 Step qty 2 014 Semi hermetic 2 Step qty 2 w Hot Gas...

Page 183: ...ister On Off 415 Volt 006 Canister On Off 460 Volt 007 Canister On Off 575 Volt 008 Canister Proportional 200 Volt 009 Canister Proportional 208 Volt 010 Canister Proportional 230 Volt 011 Canister Proportional 380 Volt 012 Canister Proportional 415 Volt 013 Canister Proportional 460 Volt 014 Canister Proportional 575 Volt 015 Infrared Large 016 Infrared Small 017 On Off Steam Grid Canister 018 Pe...

Page 184: ...ent 012 0 10 V Hot Water Steam Valve w SCR Electric 2 Elements 013 0 10 V Hot Water Steam Valve w SCR Electric 3 Elements 014 Hot Gas Reheat Valve 015 Hot Gas Reheat Valve w Electric 1 Stage 016 Hot Gas Reheat Valve w Electric 2 Stage 017 Hot Gas Reheat Valve w Electric 3 Stage 2 Outputs 018 Hot Gas Reheat Valve w SCR Electric 019 On Off Hot Water Steam Valve 020 On Off Hot Water Steam Valve w Ele...

Page 185: ...rd Operation 010 Dual Cool w Valve Reverse Operation 011 Chilled Water w Valve Standard Operation 012 Chilled Water w Valve Reverse Operation 013 Split Coil Air Lee Temp 014 Split Coil Air Fanspeed 015 Split CoilAir Lee Temp w Freecooling Valve Standard Operation 016 Split Coil Air Fanspeed w Freecooling Valve Standard Operation 017 Split Coil Air Lee Temp w Freecooling Valve Reverse Operation 018...

Page 186: ...1 8V NA 004 Valve 24V Modulating 62 Seconds 005 Valve 24V Modulating 74 Seconds 006 Valve 24V Modulating 90 Seconds 007 Valve 24V Modulating 165 Seconds 008 Valve 24V Modulating 220 Seconds Unit Field Code 009 Fan Control Code Field Value Fan Control Type 000 Standard 001 ECM 002 Inverter Unit Field Code 010 Languages Code Field Value Language Group 000 Group 1 001 Group 2 002 Group 3 Note Bold ty...

Page 187: ...p Shutdown Unit and Compressors Pumpdown 007 Condensate Pump Alarm and Lockout Humidifier Make up Valve 008 Loss of Flow Alarm Only 009 Loss of Flow Shutdown Unit and Compressors do not Pumpdown 010 Loss of Flow Lockout LLSV s and T D Shutdown Compressors 011 Stand by Glycol Pump On 012 Humidifier Off by Customer Input 013 Reheat Off by Customer Input 014 Humidifier and Reheat Off by Customer Inpu...

Page 188: ...06 1 Compressors Single Stage Dehumidification Normal Reheat 007 1 Compressors Single Stage Dehumidification Delayed Reheat 008 2 Compressors Single Stage Dehumidification Lockout Reheat 009 2 Compressors Single Stage Dehumidification Normal Reheat 010 2 Compressors Single Stage Dehumidification Delayed Reheat Requires increased input wire and circuit breaker for the unit Unit Field Code 016 Q15 o...

Page 189: ...ue Reheat Humidifier Lockout and Load Monitor 000 No Override 001 If Reheat On Lockout Humidifier 002 If Humidifier On Lockout Reheat 003 Load Monitor 120 volts 004 Load Monitor 230 volts Used on XDF Products Only Unit Field Code 018 Not Used Code Field Value NOT USED 000 Note Bold type indicates the code is available 188 ...

Page 190: ...allest possible piece of information a specification of one of two possible conditions Bits are written as 1 for yes and 0 for no Bus Large trace or foil extending around the edge of a PCB to provide conduction for several sources Byte A set of adjacent binary digits operated upon as a unit usually 8 bits Charge The product of capacitance times voltage CMOS Complimentary Metal Oxide Substrate semi...

Page 191: ...tial with respect to the earth Electrostatic Field The field around an electrostatically charged object Electrostatic Voltage Voltage generated by the sliding rubbing or separating action between materials EPROM Erasable and Programmable Read Only Memory an integrated circuit memory chip whose stored data can be read at random Data can be erased and new data can be stored ESDS ElectroStatic Discha...

Page 192: ...few ICs that can be programmed with stored instructions to perform a wide variety of functions A microprocessor consists of at least a controller some registers and some sort of Arithmetic Logic Unit ALU N Type Semiconductor Semiconductor crystal doped to have an excess of free electrons with a predominately negative current carrying capacity also referred to as a P Type Semiconductor Off Time The...

Page 193: ...tware A set of computer programs procedures and possible associated documentation concerned with the operation of a data processing system Static Dissipative Material Electrostatic protective material having surface restiveness greater than 104 but not greater than 109 Ohms per square inch Static Shielding Material Material that does not allow spark energy or electrostatic fields to pass through o...

Page 194: ...is then sent back to the server each time the browser requests a page from the server The main purpose of cookies is to identify users and possibly prepare customized Web pages for them When you enter a Web site using cookies you may be asked to fill out a form providing such information as your name and interests This information is packaged into a cookie and sent to your Web browser who stores i...

Page 195: ...some Internet services It is also possible to gain access through a commercial Internet Service Provider ISP IP address An identifier for a computer or device on a TCP IP network Networks using the TCP IP protocol route messages based on the IP address of the destination The format of an IP address is a 32 bit numeric address written as four numbers separated by periods Each number can be zero to ...

Page 196: ...ture Computers on a network are sometimes called nodes Computers and devices that allocate resources for a network are called servers Network cross over cable A specially designed cable tin which the receive and transmit lines input and output are crossed Used to connect two computers together or hubs Also called a null modem cable using either RS 232 port connectors or RJ 45 connectors Network in...

Page 197: ...MP 1 reports only whether a device is functioning properly The industry has attempted to define a new set of protocols called SNMP 2 that would provide additional information but the standardization efforts have not been successful Instead network managers have turned to a related technology called RMON that provides more detailed information about network usage TCP IP Abbreviation for Transmissio...

Page 198: ...the remaining 24 bits indicate the host within the network An example of a Class A IP address is 102 168 212 226 where 102 identifies the network and 168 212 226 identifies the host on that network Class B Network Binary addresses start with 10 therefore the decimal number can be anywhere from 128 to 191 the number 127 is reserved for loopback and is used for internal testing on the local machine ...

Page 199: ...computer store However for most applications the simpler and more generic installation requires network cables and a hub or switch as explained below NETWORK CABLING Twisted Pair Ethernet 10baseT sometime also called UTP from Unshielded Twisted Pair is based on using a cable and connectors similar to phone wiring The cable is connected via an RJ 45 connectors to the network connection installed in...

Page 200: ... 32 bit numbers To make it easier to memorize such IP addresses they are usually expressed as 4 8 bit numbers example 192 168 10 1 where each of the 4 numbers is within the range of 0 to 255 there are restriction on using 0 and 255 avoid using them When setting up a small private network you are free to use ANY IP address however when you are connected to a company network you need to ask the Netw...

Page 201: ...matic you can see that the transformer section is laid out in a ladder progression making it easy to follow out each circuit You may wish to highlight each circuit with a marker making it easy to follow The number indicators in the area to the right of the ladder circuit section are also important These are the contact locators for each relay or contactor shown on the drawing The number represents...

Page 202: ...ll Compr 183581 DS iCOM Global Control 15 30 Ton 380 575V SCR Reheat 183582 DS iCOM Global Control 15 30 Ton 380 575V SCR Reheat 183583 DS iCOM Global Control 30 Ton 208 230V SCR Reheat 183584 DS iCOM Global Control 30 Ton 380 575V SCR Reheat 185555 Symbol Library and Schematic Specifications Condenser Drycooler Heat Rejection Schematics 1C16263 Condenser Fan Speed Control 3 Ph 60 Hz 2 4 Fan 2CN 2...

Page 203: ...iCOM Controls Training and Service Manual 202 Notes ...

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