Chapter 7 Modbus mapping table
65
1Byte
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
AL4
LED
AL3
LED
AL2
LED
AL1
LED
CH4
LED
CH3
LED
CH2
LED
CH1
LED
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
1Byte
7.5 Read Hold Memory (Func 03) / Preset Single
Memory ( Func 06) / Preset Multiple Memory
( Func 16)
7.5.1 Monitoring function [ Func: 03/06/16, RW: R/W]
NO(address)
Parameter
Description
Determination
area
Unit
Factory
default
400001(0000)
CH1 SV
Set control
temperature
SV Lowe limit ~SV
Upper limit
℃
/
℉
0
400002(0001)
CH1 Heating_ MV
Heating MV
0.0~100.0
%
-
400003(0002)
CH1 Cooling _MV
Cooling MV
0.0~100.0
%
-
400004(0003)
CH1 Auto- Manual
control
Auto/Manual
control
0: Auto 1:Manual
-
Auto
400005(0004)
~400050(0031)
CH1
Reserved
401001(03E8)
~401050(0419)
CH2 parameter - same as above CH1
402001(07D0)
~402050(0801)
CH3 parameter - same as above CH1
403001(0BB8)
~403050(0BE9)
CH4 parameter - same as above CH1
7.5.2 Operation (control operation) function (Func: 03/06/16, RW: R/W)
NO(address)
Parameter
Description
Determination
ares
Unit
Factory
default
400051(0032)
CH1 run--stop
Control output
run/stop
0: RUN
1: STOP
-
RUN
400052(0033)
CH1 multi-segment
Multi-segment SV
0: SV-0
1: SV-1
-
SV-0