Emerson Liebert OpenComms-485, Reference Manual

Page 1: ...MONITORING OpenComms 485 Modbus Reference Guide ...

Page 2: ...pdates Revision Date Description 1 11 30 04 Initial Revision 2 04 10 06 Added Liebert DS Modbus Registers 3 09 15 06 Updated DS Registers with additional BMS Fan Control data 4 12 06 06 Update S300 S600 register map 5 7 6 2007 Document Holding Input Register Status and Coil ...

Page 3: ...elopment iv TABLE OF CONTENTS Modbus Communications 4 Liebert Nfinity 4 Liebert Nx 4 Liebert PowerSure Interactive 4 Liebert PowerSure Interactive 2 4 Liebert GXT2 4 Liebert HiNet 4 Liebert UPS Series 600 4 Liebert UPS Series 300 4 Liebert DS 4 ...

Page 4: ...for communication The rules for communication include how master and slave devices initiate communications as well as unit identification message handling and error checking Modbus protocol simply refers to the control of the query and response cycles between master and slave devices The OC 485 card is configured to act as a slave device on a common network This common network can be a multi drop ...

Page 5: ...uous status of coils managed by the server Coils in the response message are packed as one per bit of a byte 1 ON and 0 OFF If the requested quantity of coils is not a multiple of 8 zeros are padded in the final byte 02 Read Discrete Inputs Read from 1 to 2000 contiguous status of input status managed by the server Discrete inputs in the response message are packed as one per bit of a byte 1 ON an...

Page 6: ...ow shows a typical Q R from a OC 485 interface card In common terms the master device initiates a query asking slave device 2 for holding registers starting at holding register 40051 decimal 50 and including next 2 Registers 3 total Query Sample Slave Address Function Code Starting Register Hi Byte Starting Register Lo Byte Number of Registers Hi Byte Number of Registers Lo Byte CRC16 Hi Byte CRC1...

Page 7: ...10129 1 1 Load On Manual Bypass 10132 1 1 Load Transferred To Bypass Due To UPS Fault 10134 1 1 Transfer Inhibit 10146 1 1 Output Off Pending 10151 1 1 Low Battery Shutdown Imminent 10152 1 1 Output Overload 10154 1 1 UPS Overload 10155 1 1 Output Off 10158 1 1 Check Air Filter Replace 10170 1 1 Transformer Over Temperature 10178 1 1 Input Power Supply Fail 10186 1 1 Internal Device Communication ...

Page 8: ...8 1 1 V Nominal Static Bypass Switch Voltage 30029 40029 1 1 V Nominal Input Frequency 30031 40031 1 10 Hz Nominal Output Frequency 30032 40032 1 10 Hz Nominal Power Factor 30033 40033 1 100 Nominal Battery Voltage 30034 40034 1 1 V Auto Restart Delay 30051 40051 1 1 seconds Device Auto Restart Percent Setpt 30052 40052 1 1 Device Low Battery Time 30053 40053 1 1 min Next Battery Auto Test Time 30...

Page 9: ...ule Count 30126 1 1 Battery Module Active Count 30127 1 1 Battery Test Result 30130 1 1 Input Voltage L1 30153 1 1 V Input Current L1 30154 1 1 A Bypass Voltage L1 30159 1 1 V Bypass Current L1 30160 1 1 A Output Voltage L1 30163 1 1 V Output Current L1 30164 1 1 A Power Module Failure Count 30304 1 1 Battery Module Failure Count 30305 1 1 Power Module Warning Count 30306 1 1 Battery Module Warnin...

Page 10: ...t 10082 Load On Battery 10128 Overload Transfer To Bypass 10131 Input Switch Open 10137 Generator Disconnected 10141 Bypass Transfer Count Block 10147 Static Bypass Switch Disabled 10148 Low Battery Shutdown Imminent 10152 Output Overload 10154 UPS Load Joint Mode 10156 Output Off 10158 Inverter Unsynchronized 10160 Main Neutral Lost 10161 Fan Failure 10169 Ambient Over Temperature 10173 Rectifier...

Page 11: ...236 Battery Converter Over Current 10237 Battery Converter Fail 10238 DC Bus Balancer Over Current 10239 DC Bus Balancer Fault 10240 DC Bus 1 Power Supply Fail 10251 Rectifier Fuse Fail 10257 Rectifier Startup Failure 10258 Rectifier Fault 10259 Rectifier Current Limit 10260 Inverter DC Voltage Low Shutdown 10262 Inverter Fault 10263 Inverter DC Offset Overload 10264 Inverter Contactor Fail 10265 ...

Page 12: ...There are 16 possible Load Circuits So each bit represents 1 load circuit Load Circuit 1 is bit 0 Load Circuit 2 is bit 1 and so on If the bit is 1 then the Load Circuit is supported Module Number 30014 40014 1 Device Module Count 30015 40015 1 Device Redundant Count 30016 40016 1 Device Module Mode 30017 40017 1 Nominal Power Rating 30021 40021 2 VA Nominal Input Voltage 30027 40027 1 V Nominal O...

Page 13: ...nt Charge Discharge 30114 1 A Data Point Register Coil of Reg Scale Notes Units Battery Time Remaining 30115 1 Minutes Battery Charge Percentage 30116 1 Battery Temperature 30117 1 C Ambient Temperature 30119 1 C Parallel Load Source 30128 1 Rotary Breaker 30129 1 Battery Test Result 30130 1 1 Unknown 2 Passed 3 Failed 4 In Progress 5 System Failure 6 Inhibited Input Voltage L1 L2 30151 2 W Input ...

Page 14: ... Power Factor L2 30216 1 100 Apparent Output Power L2 30218 2 VAR Reactive Output Power L2 30220 1 Output Power L2 30222 2 VA Output Current Crest Factor L2 30236 1 V Input Voltage L3 L1 30251 2 W Input Voltage L3 30253 1 V Input Current L3 30254 1 A Input Power Factor L3 30255 1 100 Bypass Voltage L3 30259 1 V Output Voltage L3 30263 1 V Output Current L3 30264 1 A Output Load L3 30265 1 1 Output...

Page 15: ... 8 State 10064 1 1 Load Circuit 9 State 10065 1 1 Load Circuit 10 State 10066 1 1 Load Circuit 11 State 10067 1 1 Load Circuit 12 State 10068 1 1 Load Circuit 13 State 10069 1 1 Load Circuit 14 State 10070 1 1 Load Circuit 15 State 10071 1 1 Load Circuit 16 State 10072 1 1 Load On Inverter 10073 1 1 Boost Mode On 10075 1 1 Buck Mode On 10076 1 1 Battery Under Test 10082 1 1 Shutdown Reason Over Te...

Page 16: ...ported Nominal Power Rating 30021 40021 2 1 VA Nominal Input Voltage 30027 40027 1 1 V Nominal Output Voltage 30028 40028 1 1 V Nominal Input Current 30030 40030 1 1 A Nominal Input Frequency 30031 40031 1 10 Hz Nominal Output Frequency 30032 40032 1 10 Hz Nominal Power Factor 30033 40033 1 100 Nominal Battery Voltage 30034 40034 1 1 V Auto Restart Delay 30051 40051 1 1 seconds Device Low Battery ...

Page 17: ...tput Voltage L1 30163 1 1 V Output Current L1 30164 1 1 A Input Maximum Voltage L1 30180 1 1 V Input Minimum Voltage L1 30181 1 1 V Output Maximum Voltage L1 30182 1 1 V Output Minimum Voltage L1 30183 1 1 V Black Out Count 30301 1 1 Brown Out Count 30302 1 1 ...

Page 18: ...10063 1 1 Load Circuit 9 State 10065 1 1 Load Circuit 10 State 10066 1 1 Load Circuit 11 State 10067 1 1 Load Circuit 12 State 10068 1 1 Load Circuit 13 State 10069 1 1 Load Circuit 14 State 10070 1 1 Load Circuit 15 State 10071 1 1 Load Circuit 16 State 10072 1 1 Load On Inverter 10073 1 1 Boost Mode On 10075 1 1 Buck Mode On 10076 1 1 Replace Battery 10081 1 1 Battery Under Test 10082 1 1 Shutdo...

Page 19: ...ts 12 15 Number Of Output Lines 30004 40004 1 1 Bits 8 11 Number Of SubModules 30009 40009 1 1 Load Circuit Present 30013 40013 1 There are 16 possible Load Circuits So each bit represents 1 load circuit Load Circuit 1 is bit 0 Load Circuit 2 is bit 1 and so on If the bit is 1 then the Load Circuit is supported Nominal Power Rating 30021 40021 2 1 VA Nominal Input Voltage 30027 40027 1 1 V Nominal...

Page 20: ...an 100 Charged 3 Charging 4 Discharging 5 Float Charging 6 Equalize Charging Battery Voltage 30113 1 1 V Battery Time Remaining 30115 1 1 min Battery Charge Percentage 30116 1 1 Ambient Temperature 30119 1 1 deg C Battery Test Result 30130 1 1 Input Voltage L1 30153 1 1 V Input Current L1 30154 1 1 A Output Voltage L1 30163 1 1 V Output Current L1 30164 1 1 A Input Maximum Voltage L1 30180 1 1 V I...

Page 21: ...Load Circuit 1 State 10057 1 1 Load Circuit 2 State 10058 1 1 Load Circuit 3 State 10059 1 1 Load Circuit 4 State 10060 1 1 Load Circuit 5 State 10061 1 1 Load Circuit 6 State 10062 1 1 Load Circuit 7 State 10063 1 1 Load Circuit 8 State 10064 1 1 Load Circuit 9 State 10065 1 1 Load Circuit 10 State 10066 1 1 Load Circuit 11 State 10067 1 1 Load Circuit 12 State 10068 1 1 Load Circuit 13 State 100...

Page 22: ...n Remote Shutdown 10093 1 1 Shutdown Reason Input Under Voltage 10094 1 1 Shutdown Reason PFC Startup 10095 1 1 Shutdown Reason Hardware 10096 1 1 Load On Battery 10128 1 1 Output Off Pending 10151 1 1 Low Battery Shutdown Imminent 10152 1 1 Output Overload 10154 1 1 Over Temperature Warning 10171 1 1 Battery Over Temperature CB Trip 10172 1 1 Input Power Supply Fail 10186 1 1 Input Over Voltage 1...

Page 23: ...et Type 30018 40018 2 1 Battery Cabinet Number 30019 40019 1 1 Battery AmpHour 30020 40020 1 1 AH Nominal Power Rating 30021 40021 2 1 VA Nominal Input Voltage 30027 40027 1 1 V Nominal Output Voltage 30028 40028 1 1 V Nominal Static Bypass Switch Voltage 30029 40029 1 1 V Nominal Input Current 30030 40030 1 1 A Nominal Input Frequency 30031 40031 1 10 Hz Nominal Output Frequency 30032 40032 1 10 ...

Page 24: ...ntage 30116 1 1 Ambient Temperature 30119 1 1 deg C Battery Test Result 30130 1 1 Unknown 2 Passed 3 Failed 4 In Progress 5 System Failure 6 Inhibited Input Voltage L1 30153 1 1 V Bypass Voltage L1 30159 1 1 V Output Voltage L1 30163 1 1 V Output Current L1 30164 1 1 A Input Maximum Voltage L1 30180 1 1 V Input Minimum Voltage L1 30181 1 1 V Output Maximum Voltage L1 30182 1 1 V Output Minimum Vol...

Page 25: ...2 15 Number Of Bypass Lines 30004 40004 1 1 Bits 4 7 Number Of Output Lines 30004 40004 1 1 Bits 8 11 Number Of SubModules 30009 40009 1 1 Number Of Battery Cells 30012 40012 1 1 Load Circuit Present 30013 40013 1 There are 16 possible Load Circuits So each bit represents 1 load circuit Load Circuit 1 is bit 0 Load Circuit 2 is bit 1 and so on If the bit is 1 then the Load Circuit is supported Loa...

Page 26: ...down Reason Hardware 10096 1 1 Load On Battery 10128 1 1 Manual Reset Transfer 10130 1 1 Load On Bypass Permanent 10133 1 1 Load On Bypass UPS fault 10134 1 1 Battery Switch Open 10136 1 1 Input Switch Open 10137 1 1 Output Switch open 10138 1 1 Emergency Load Transfer to Inverter 10145 1 1 Transfer inhibited Asynchronous Sources 10146 1 1 Transfer inhibited over predefined limit 10147 1 1 SBS SCR...

Page 27: ... 1 1 Bits 4 7 Number Of Output Lines 30004 40004 1 1 Bits 8 11 Number Of Sub Modules 30009 40009 1 1 Nominal Power Rating 30021 40021 2 1 VA Nominal Input Voltage 30027 40027 1 1 V Nominal Output Voltage 30028 40028 1 1 V Nominal Static Bypass Switch Voltage 30029 40029 1 1 V Nominal Input Current 30030 40030 1 1 A Nominal Output Frequency 30032 40032 1 10 Hz Nominal Power Factor 30033 40033 1 100...

Page 28: ...ax Voltage L1 30182 1 1 V Output Mini Voltage L1 30183 1 1 V Input Voltage L2 30203 1 1 V Input Current L2 30204 1 1 A Bypass Voltage L2 30209 1 1 V Bypass Current L2 30210 1 1 A Output Voltage L2 30213 1 1 V Output Current L2 30214 1 1 A Input Max Voltage L2 30230 1 1 V Input Min Voltage L2 30231 1 1 V Output Max Voltage L2 30232 1 1 V Output Min Voltage L2 30233 1 1 V Input Voltage L3 30253 1 1 ...

Page 29: ...cuit 10 State 10066 1 1 Load Circuit 11 State 10067 1 1 Load Circuit 12 State 10068 1 1 Load Circuit 13 State 10069 1 1 Load Circuit 14 State 10070 1 1 Load Circuit 15 State 10071 1 1 Load Circuit 16 State 10072 1 1 Load On Inverter 10073 1 1 Bypass Active 10074 1 1 Buck On 10076 1 1 Replace Battery 10081 1 1 Battery Under Test 10082 1 1 Load On Battery 10128 1 1 Low Battery Shutdown Imminent 1015...

Page 30: ... 1 V Nominal Output Voltage 30028 40028 1 1 V Nominal Static Bypass Switch Voltage 30029 40029 1 1 V Nominal Input Current 30030 40030 1 1 A Nominal Input Frequency 30031 40031 1 10 Hz Nominal Output Frequency 30032 40032 1 10 Hz Nominal Power Factor 30033 40033 1 100 Nominal Battery Voltage 30034 40034 1 1 V Device Low Battery Time 30053 40053 1 1 min Load Apparent Power 30102 2 1 VA Load Real Po...

Page 31: ...63 1 1 V Output Current L3 30264 1 1 A Black Out Count 30301 1 1 Brown Out Count 30302 1 1 Transient Count 30301 1 1 Silent Audible Alarm 40101 any value Battery Start 40102 1 1 1 Start 0 Abort Open UPS Output Switch 40104 Delay time in Second last digit will be ignored Reboot UPS Output Switch 40105 1 1 Delay time in Second last digit will be ignored Close UPS Output Switch 40106 Delay time in Se...

Page 32: ... Type 10012 12 1 U610 Minimum Chilled Water Temp Enable 10013 13 1 S128 Std Sensor Alarms Enable 10019 19 1 U202 Sensor A Alarms Enable 10020 20 1 U207 Compressor Lockout 10021 21 1 S274 VSD Fan speed 10022 22 1 S131 Unit Control 25 1 EnvState SysCtrl Reset Alarm 26 1 EnvState AlarmCtrl 1 Acknowledge Alarm 27 1 EnvState AlarmCtrl 2 Reset Total Run Hours Fan Motor 28 1 U502 Reset Comp1Run Hour 29 1...

Page 33: ... 1 104 WATER UNDER FLOOR 10048 1 105 HUMIDIFIER PROBLEM 10049 1 086 STBY GLYCOL PUMP ON 10050 1 108 STANDBY UNIT ON 10051 1 109 COND PUMP HIGH WATER 10052 1 106 ROOM SENSOR FAILURE 10053 1 031 LOSS COMPRESSOR POWER 10054 1 135 LOSS OF AIR BLOWER 1 10055 1 017 HUMIDIFIER LOW WATER 10058 1 153 HUMIDIFIER HIGH AMPS 10059 1 152 HIGH TEMPERATURE 10060 1 016 LOSS OF POWER 10061 1 142 UNSPECIFIED EVENT S...

Page 34: ...D 10088 1 028 DEHUM HRS EXCEEDED 10089 1 088 NETWORK FAILURE 10091 1 034 NO CONNECTION W UNIT 1 10092 1 070 UNIT S DISCONNECTED 10093 1 042 057 UNIT CODE MISSING 10094 114 UNIT CODE MISMATCH 10095 115 132 CALL SERVICE 10096 015 Low Memory 1 10097 069 RAM Battery Failure 10098 068 HCB not connected 10099 094 Parallel flash MEMORY 1 FAIL 10100 092 Serial flash MEMORY 2 FAIL 10101 093 CUSTOMER INPUT ...

Page 35: ...114 VSD Setpoint 30019 40019 1 1 HP S132 Supply temperature Limit 30020 40020 1 x10 C U106 DT between Room and FC 30021 40021 1 x10 C S127 Minimum CW Temperature 30022 40022 1 x10 C S128 Temperature Setpoint 30023 40023 1 x10 C S102 Temperature proportional band 30024 40024 1 x10 C S104 Temperature Dead band 30025 40025 1 x10 C S108 Temperature Integration time 30026 40026 1 1 Min S105 Humidity Se...

Page 36: ... Humidity Sensor A 30056 40056 1 1 U210 Low Humidity Sensor A 30057 40057 1 1 U211 Fan Run Hour Threshold 30070 40070 1 Hour U502 Compressor 1 Run Hour Threshold 30071 40071 1 Hour U503 Compressor 2 Run Hour Threshold 30072 40072 1 Hour U504 Humidifier run hours Threshold 30073 40073 1 Hour U510 Dehumidification run hours Threshold 30074 40074 1 Hour U511 CW FC run hours Threshold 30075 40075 1 Ho...

Page 37: ...pply Temperature 30112 x10 C EnvState ActSup Actual Supply Temperature SP 30113 x10 C EnvState ActSupSet FC Temperature 30115 x10 C U309 Sensor A Temperature 30116 x10 C U303 Sensor B Temperature 30117 x10 C U305 Sensor C Temperature 30118 x10 C U307 Digi Scroll 1 Temperature 30119 x10 C U310 Digi Scroll 2 Temperature 30120 x10 C U311 Return Humidity 30130 1 EnvState ActTe mp Actual Humidity SP 30...

Page 38: ...er mode 0 no 1 yes 3 Type of DT Room Glycol 0 no 1 contact 2 value 4 Predictive Hum Control 0 relative 1 compensated 2 predictive 5 Temp Control Algorithm 0 proportional 1 PD 2 PDI 3 intelligent 6 When VFD is set to manual mode coil 22 the host can control the VFD by the value of register 40019 The Manual VSD Timer will start to count down Once it reaches 0 the VFD control mode will switch to auto...

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