Instruction/ maintenance manual of the product OpenComms-485 Emerson
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M ONITORING OpenComms - 485 Modbus Reference Guide.
REV. 5 7/6/2007 Liebert Monitoring Group –Development iii Revision Level Updates: Revision Date Description 1 11/30/04 Initial Revision 2 04/10/06 Added Liebert DS Modbus Registers 3 09/15/06 Update.
REV. 5 7/6/2007 Liebert Monitoring Group –Development iv TABLE OF CONTENTS Modbus Communications .................................................. 4 Liebert Nfinity ...................................................................... 4 Liebert Nx .
REV. 5 7/6/2007 Liebert Monitoring Group –Development 1 Modbus Communications Connectivity to OpenComms-485 using Modbus This design specification describes t he Modbus communications protocol as supported by the OC-485 interface card. It includes information on how to pass information to and from the OC-485 card vi a Modbus.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 2 Modbus Packet Format Each Modbus packet consists of the following fields: • Device Address • Function Code • Data Field(s) • Error Check Field Device Address: The address field immediately follows the beginning of the frame and consists of 8-bits (RTU).
REV. 5 7/6/2007 Liebert Monitoring Group –Development 3 16 Write multiple Registers Write values into a block of contiguous registers (1 to 120) Data Field(s): The data field varies in length depending on whether the message is a request or a response to a packet.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 4 Liebert Nfinity Supported Modbus Points Data Point Status Coil # of Reg. Scale Notes/ Units Automatic Battery Test Enabled 10003 3 1 1 Battery.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 5 UPS Power Not Redundant 10296 1 1 Power Module Failure 10298 1 1 Battery Module Failure 10299 1 1 Power Module Warning 10300 1 1 Battery Module Warning 10301 1 1 Data Point Input Register Holding Register # of Reg.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 6 Battery Charge Percentage 30116 1 1 % Battery Temperature 30117 1 1 deg C Transformer Temperatu re 30121 1 1 deg C Redundant Power Module s 30.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 7 Liebert Nx Supported Modbus Points Data Point Status Coil # of Reg. Scale Not es / Units Economode 10005 5 DC-To-DC Converter On 10042 Battery.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 8 Over Temperature DC Bus Balancer Over Temperature 10180 Input Power Supply Fail 10186 Input BrownOut 1018 9 Bad Input Frequency 10190 Bypass P.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 9 Static Bypass Switch Inverter Communication Fail 10281 Rectifier Communication Failure 10282 Parallel Communication Fault 10283 Operation Fault 10289 Data Point Input Register Holding Register # of Reg.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 10 Nominal Battery Float Voltage 30038 40038 1 V Load Bus Sync Mode 30040 40040 1 Auto Restart Delay 30051 40051 1 1 Seconds Device Low Battery .
REV. 5 7/6/2007 Liebert Monitoring Group –Development 11 Power L1 Output Power L1 30172 2 VA Output Current Crest Factor L1 30186 1 V Input Voltage L2-L3 30201 2 W Input Voltage L2 30203 1 V Input C.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 12 Liebert PowerSure Interactive Supported Modbus Points Data Point Status Coil # of Reg. Scale Notes /Units Audible Alarm Enabled 10002 2 1 1 A.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 13 Input Power Supply Fail 10186 1 1 Input Over Voltage 10187 1 1 Input Under Voltage 1018 8 1 1 Bad Input Frequency 10190 1 1 Output Under Voltage 10218 1 1 Output Over Voltage 10219 1 1 Data Point Input Register Holding Register # of Reg.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 14 Output Voltage L1 30163 1 1 V Output Current L1 3016 4 1 1 A Input Maximum Voltage L1 30180 1 1 V Input Minimum Voltage L1 30181 1 1 V Output.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 15 Liebert PowerSure Interactive 2 Supported Modbus Points Data Point Status Coil # of Reg. Scale Not es / Units Audible Alarm Enabled 10002 2 1.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 16 Hardware 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 Temp.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 17 Ambient Temperature Warning Point 30069 40069 1 1 deg C Over Temperature Limit Point 30072 40072 1 1 deg C Load (Apparent Power) 30102 2 1 VA.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 18 Liebert GXT2 Supported Modbus Points Data Point Status Coil # of Reg. Scale Notes / Units Audible Alarm Enabled 10002 2 1 1 Automatic Battery.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 19 Replace Battery 10081 1 1 Battery Under Test 10082 1 1 Shutdown Reason - Over Tempera ture 10086 1 1 Shutdown Reason - Overload 10087 1 1 Shu.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 20 Voltage Data Point Input Register Holding Re gister # of Reg. Scale Notes / Units Number Of Input Lines 30004 40004 1 1 Bits 12 - 15 Number O.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 21 Battery Charge Status 30112 1 1 - 100% Charged 2 - Less than 100% Charged 3 - Charging 4 - Discharging 5 - Float Charging 6 - Equalize Chargi.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 22 Liebert HiNet Supported Modbus Points Data Point Status Coil # of Reg. Scale Notes / Units DC-To-DC Converter On 1004 2 1 1 Load On Inverter .
REV. 5 7/6/2007 Liebert Monitoring Group –Development 23 Input Current L2 30204 1 1 A Input Voltage L3 30253 1 1 V Input Current L3 30254 1 1 A Liebert UPS Series 600 Supported Modbus Points Data Point Status Coil # of Reg.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 24 Input Phase Rotation Error 10191 1 1 Bypass Phase Missing 10201 1 1 Bypass Input Voltage Fail 10202 1 1 Bypass Under Voltage Fail 10203 1 1 B.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 25 Battery Temperature 30117 1 1 deg C PFC Temperature 30118 1 1 deg C Ambient Temperature 30119 1 1 deg C Local 1 Temperature 30118 1 1 deg C L.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 26 Liebert UPS Series 300 Supported Modbus Points Data Point Status Coil # of Reg. Scale Notes / Units Automatic Restart Enabled 10001 1 1 1 Bat.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 27 Battery Charger Fail 10234 1 1 Data Point Input Register Holding Register # of Reg. Scale Notes / Units Number Of Input Lines 30004 40004 1 1.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 28 Input Voltage L1 30153 1 1 V Input Current 30154 1 1 A Bypass Voltage L1 30159 1 1 V Bypass Current L1 30160 1 1 A Output Voltage L1 30163 1 .
REV. 5 7/6/2007 Liebert Monitoring Group –Development 29 Liebert DS Data points Mapped to Input Status and Coils Reference Document: ST100I&C PA Parameters and Events, Ver sion 18.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 30 Humidification On 10030 - 1 HumSym Dehumidification On 10031 - 1 DehumS y m Audible Alarm On 10032 - 1 HornSym Reserved 10033 - 1 087 MAIN FA.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 31 SENSOR A FAILURE 10079 - 1 032 UNIT HRS EXCEEDED 10080 - 1 026 COMP 1 HRS EXCEEDED 10081 - 1 027 COMP 2 HRS EXCEEDED 10082 - 1 060 FC HRS EXC.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 32 Data Points Mapped to Input and Holding Registers (A value read from an input register is the real-time data value. A value read fr om a holding register is the value last set to this modbus server by a user.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 33 Hour:Minute Sleep Interval 2 Start Time Hour:Minute 30042 40042 1 MSB:Hr U607 (FROM) Sleep Interval 2 End Time Hour:Minute 30043 40043 1 MSB:.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 34 Events/Alarm EventCount Summary Alarm Status [8] 30102 - - - EnvState. AlarmState Fan Ramp 30103 - 1 % EnvState. FanRamp Cooling Ramp 30104 - 1 % EnvState. CoolRamp Free Cooling Ramp 30105 - 1 % EnvState.
REV. 5 7/6/2007 Liebert Monitoring Group –Development 35 Free cooling run hours 30146 - 1 Hour S505 Electrical Heaters #1 run hours 30147 - 1 Hour S507 Electrical Heaters #2 run hours 30148 - 1 Hour.
M ONITORING OpenComms - 485 Modbus Reference Guide T HE C OMPANY B EHIND T HE P RODUCTS With over a million installations around the globe, Liebert is the world leader in computer protection systems. Since its founding in 1965, Liebert has developed a complete range of support and protection systems for sensitive electronics.
An important point after buying a device Emerson OpenComms-485 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
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If you already are a holder of Emerson OpenComms-485, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Emerson OpenComms-485.
However, one of the most important roles played by the user manual is to help in solving problems with Emerson OpenComms-485. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Emerson OpenComms-485 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
