GE Industrial Solutions A Series Lighting Control Panelboards Modbus Register Map - Manual (Page 36)

A Series ® Lighting Controller Modbus Register Map
Lighting Group Objects
30
Read for Lighting Group 1 OutOfService
Table 53 is an example of a read for LG1 OutOfService,
Value and Current Priority, Reg4001–Reg4003. This is
the result after the single write of the previous example.
Request Response
Field Name Hex Field Name Hex
Device Address 01 Device Address 01
Function 03 Function 03
Register Address Hi 0B Byte Count 06
Register Address Lo B8 Register Value Hi (4001) 00
No. of Registers Hi 00 Register Value Lo (4001) 01
No. of Registers Lo 03 Register Value Hi (4002) 00
Packet CRC Hi Register Value Lo (4002) 01
Packet CRC Lo Register Value Hi (4003) 00
Register Value Lo (4003) 01
Packet CRC Hi
Packet CRC Lo
Table 53. Sample packet for read of LG1 OutOfService.
The response is as follows:
Reg4001 (OutOfService) 0x0001: TRUE
Reg4002 (Value) 0x0001: On
Reg4003 (Current Priority) 0x0001: Priority 1
(Manual Override)
Single Write to Restore OutOfService
Table 54 is an example of a single write to restore the
OutOfService to FALSE. We do a write to LG present
value with 0x04 (Reg4002).
Request Response
Field Name Hex Field Name Hex
Device Address 01 Device Address 01
Function 06 Function 06
Register Address Hi 0B Register Address Hi 0B
Register Address Lo B9 Register Address Lo B9
Register Value Hi 00 Register Value Hi 00
Register Value Lo 04 Register Value Lo 04
Packet CRC Hi Packet CRC Hi
Packet CRC Lo Packet CRC Lo
Table 54. Sample packets for single write to restore OutOfService.
Read for LG1 OutOfService
Table 55 is an example of a read for LG1 OutOfService,
Value and Current Priority, Reg4001–Reg4003. This is
the result after the single write of the previous example.
Request Response
Field Name Hex Field Name Hex
Device Address 01 Device Address 01
Function 03 Function 03
Register Address Hi 0B Byte Count 06
Register Address Lo B8 Register Value Hi (4001) 00
No. of Registers Hi 00 Register Value Lo (4001) 01
No. of Registers Lo 03 Register Value Hi (4002) 00
Packet CRC Hi Register Value Lo (4002) 02
Packet CRC Lo Register Value Hi (4003) 00
Register Value Lo (4003) 06
Packet CRC Hi
Packet CRC Lo
Table 55. Sample packets for read for LG1 OutOfService.
The response is as follows:
Reg4001 (OutOfService) 0x0000: FALSE
Reg4002 (Value) 0x0002: Overwrite
Reg4003 (Current Priority) 0x0006: Priority 1
(Default Value)