GE Industrial Solutions A Series Lighting Control Panelboards Modbus Register Map - Manual (Page 12)

A Series ® Lighting Controller Modbus Register Map
Fixed-Value (Device Object) Registers
6
Reg10041 to Reg10046 – Product Id –
0x444C432B473136343245 – “DLC+G1642E”
All unused bytes are filled with zeros.
Request Response
Field Name Hex Field Name Hex
Device Address 01 Device Address 01
Function 04 Function 04
Register Address Hi 27 Byte Count 0E
Register Address Lo 37 Reg10040 Hi 00
Quantity of Input Reg. Hi 00 Reg10040 Lo 0A
Quantity of Input Reg. Lo 07 Reg10041 Hi 44
Packet CRC Hi Reg10041 Lo 4C
Packet CRC Lo Reg10042 Hi 43
Reg10042 Lo 2B
Reg10043 Hi 47
Reg10043 Lo 31
Reg10044 Hi 36
Reg10044 Lo 34
Reg10045 Hi 32
Reg10045 Lo 45
Reg10046 Hi 00
Reg10046 Lo 00
Packet CRC Hi
Packet CRC Lo
Table 6. Sample packet for device product ID.
Latitude and Longitude
Table 7 shows the result of a request for device latitude
and longitude: Reg10022–Reg10025 (Function 04, DEV1
in map).
The response is as follows:
Reg10022 to Reg10023 – Latitude – 0x4226CCCD – 41.7
degrees North
Reg10024 to Reg10025 – Longitude – 0x428FCCCD – 71.9
degrees West (–71.9)
Request Response
Field Name Hex Field Name Hex
Device Address 01 Device Address 01
Function 04 Function 04
Register Address Hi 27 Byte Count 08
Register Address Lo 25 Reg10022 Hi 42
Quantity of Input Reg. Hi 00 Reg10022 Lo 26
Quantity of Input Reg. Lo 04 Reg10023 Hi CC
Packet CRC Hi Reg10023 Lo CD
Packet CRC Lo Reg10024 Hi C2
Reg10024 Lo 8F
Reg10025 Hi CC
Reg10025 Lo CD
Packet CRC Hi
Packet CRC Lo
Table 7. Sample packet for device latitude and longitude.
Last Reset
Table 8 shows the result of a request for device last reset
time and date and reset count: Reg10029–Reg10033
(Function 04, DEV1 in map).
The response is as follows:
Reg10029 to Reg10030 – Last Reset Time: 0x0E080400 –
14:08:04.00
Reg10031 to Reg10032 – Last Reset Date: 0x 04040368 –
Thursday Mar 4, 2004
Reg10033 – Reset Count – 0x0005 – 5
•
Our base year is 1900 ie. 0x68 (104)
Year = 1900+104=2004
Request Response
Field Name Hex Field Name Hex
Device Address 01 Device Address 01
Function 04 Function 04
Register Address Hi 27 Byte Count 0A
Register Address Lo 2C Reg10029 Hi 0E
Quantity of Input Reg. Hi 00 Reg10029 Lo 08
Quantity of Input Reg. Lo 05 Reg10030 Hi 04
Packet CRC Hi Reg10030 Lo 00
Packet CRC Lo Reg10031 Hi 04
Reg10031 Lo 04
Reg10032 Hi 03
Reg10032 Lo 68
Reg10033 Hi 00
Reg10033 Lo 05
Packet CRC Hi
Packet CRC Lo
Table 8. Sample packet for device last reset date, time, and count.