BeiJer GN-9289 - Page 65

GN-9289 User Manual
Page 65 of (70)
G-series GN-9289 Modbus TCP_UDP Rev. 1.01.docx
For example: ST-3234(currentanalog input 4~20 mA, 14bit)
Status
Input Data
Normal
0x0000(4mA) ~ 0x3FFF (20mA)
Open Wire or Under range (0~3mA)
0x8000(~32678)
*
Input/Output Information
Byte#
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
+2
Data_Type
Data_Length
Output Information
+3
Data_Type
Data_Length
Input Information
MODBUS Reference
MODBUS Reference Documents
http://www.modbus.org
MODBUS Tools
http://www.modbustools.com, MODBUS
poll http://www.win-tech.com , MODSCAN32
Input/output Type:
0 0: Byte Data
0 1: Word Data
1 0: Bit Data
1 1: have no Input or Output Data
Input/output Data Length:
0 0 0 0 0 0: 0 Bit/Byte/Word
0 0 0 0 0 1: 1 Bit/Byte/Word
0 0 0 0 1 0: 2 Bit/Byte/Word
0 0 0 0 1 1: 3 Bit/Byte/Word
…
1 1 1 1 1 1: 63 Bit/Byte/Word