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A.2.1
ADAM-2520Z
Wireless Sensor Network Modbus RTU Gateway
03 Read Holding Registers
Table A.2: ADAM-2520Z Mapping Table
Address 4x Description
40211
Module Name 1
40212
Module Name 2
Wireless Module
40213
Firmware Version 1
Wireless Module
40214
Firmware Version 2
Kernel
40217
Firmware Version 1
Kernel
40218
Firmware Version 2
40301
Module Status
40303
Battery Level
Connection failed threshold
40304
(N times of data cycle)
Disconnection threshold
40305
(N times of connection
failed threshold)
40306
Link Status
40310
Device Short Address
Note!
* It should be USB or battery power input. It does not recommend user
to use battery as power source for ADAM-2520Z.
Attribute Value
Read
0x2520
Read
0x5A00 (ASCII Code of 'Z')
Version Number
Read
(ex: 0xA210 means version A2.10)
Build Version Number
Read
(ex: 0x0003 means version B03)
Version Number
Read
(ex: 0xA210 means version A2.10)
Build Version Number
Read
(ex: 0x0500 means version B05)
Bit 0: 0; Initial Mode
Bit 0: 1; Normal Mode
Read
Bit 1: 0; *No External Power Input
Bit 1: 1; External Power Input
0x0000; Low
0x4000; Poor
Read
0x8000; Normal
0xC000; Good
0xFFFF; Excellent
Read
0x0002
Read
0x0002
Bit 0: Connected
Bit 1: Link Failure
Read
Bit 2: Disconnected
Bit 3: Connecting
Read
0x0000~0xFFFF
67
ADAM-2000 Series User Manual
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