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WISE-4220 Series User Manual
44
A.1
Modbus Function Code Introduction
A.2
WISE-4220-S231 Modbus Mapping Table
Code (Hex)
Name
Usage
01
Read Coil Status
Read Discrete Output Bit
02
Read Input Status
Read Discrete Input Bit
03
Read Holding Registers
Read 16-bit register. Used to read integer or
floating point process data.
04
Read Input Registers
05
Force Single Coil
Write data to force coil ON/OFF
06
Preset Single Register
Write data in 16-bit integer format
08
Loopback Diagnosis
Diagnostic testing of the communication port
0F
Force Multiple Coils
Write multiple data to force coil ON/OFF
10
Preset Multiple Registers
Write multiple data in 16-bit integer format
Address (0X)
Channel
Description
Attribute
00101
Temperature
Reset Historical Max. Sensor
Value
Write
00102
Humidity
Write
00111
Temperature
Reset Historical Min. Sensor
Value
Write
00112
Humidity
Write
00131
Temperature
High Alarm Flag
Read
00132
Humidity
Read
00141
Temperature
Low Alarm Flag
Read
00142
Humidity
Read
05001
RTC Battery Low
Read
Address (4X)
Channel
Description
Attribute
40001
Temperature
Sensor Value
Read
40002
Humidity
Read
40101~40102
Temperature
Sensor Status*
Read
40103~40104
Humidity
Read
40021
Temperature
Historical Max. Sensor Value
Read
40022
Humidity
Read
40041
Temperature
Historical Min. Sensor Value
Read
40042
Humidity
Read
40201
Temperature
Type Code**
Read
40202
Humidity
Read
Summary of Contents for WISE-4220 Series
Page 1: ...User Manual WISE 4220 Series Model on WISE 4220 ...
Page 11: ...Chapter 1 1 Product Overview ...
Page 16: ...WISE 4220 Series User Manual 6 ...
Page 17: ...Chapter 2 2 General Specification ...
Page 21: ...Chapter 3 3 Hardware Installations ...
Page 24: ...WISE 4220 Series User Manual 14 Figure 3 3 DIN Mounting Front Figure 3 4 DIN Mounting Back ...
Page 26: ...WISE 4220 Series User Manual 16 Figure 3 7 Wall Mounting Install 2 ...
Page 29: ...Chapter 4 4 System Configuration ...
Page 46: ...WISE 4220 Series User Manual 36 ...
Page 52: ...WISE 4220 Series User Manual 42 ...
Page 53: ...Appendix A A Modbus Mapping Table ...
Page 56: ...WISE 4220 Series User Manual 46 ...