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SKS4 Steam to Steam Humidifier
Modbus Communication Module User Guide
Page | 9
Protocol
Base
Holding
Register
Description
Data Type
Units, Limits, State Texts
Writable
Default
Value
6074
40
6075
Actuator Deadband
Unsigned
Scale 1
Unit: %, Range: 0% to 25%
Value x 1 (e.g. 5% = 5)
W
5%
6075
40
6076
Steam Valve Feedback
Unsigned
Scale 100
Unit: %, Range: 0% to 100%
Value x 100 (e.g. 1% = 100)
RO
0%
10000
4
10001
Air Flow
Unsigned
Scale 1
0 = Closed
1 = Open
RO
Closed
10001
4
10002
Supply High Limit
Unsigned
Scale 1
0 = Closed
1 = Open
RO
Closed
10002
4
10003
Interlock
Unsigned
Scale 1
0 = Closed
1 = Open
RO
Closed
10003
4
10004
Binary External Demand
Unsigned
Scale 1
0 = 0%
1 = 100%
RO
0%
10004
4
10005
Water Leak Detection
Unsigned
Scale 1
0 = Ok
1 = Leak
RO
Ok
10005
4
10006
Thermal Cutout
Unsigned
Scale 1
0 = Closed
1 = Open
RO
Closed
10006
4
10007
RS485 Interface
Unsigned
Scale 1
0 = No
1 = Yes
RO
No
10007
4
10008
Ethernet Interface
Unsigned
Scale 1
0 = No
1 = Yes
RO
No
10008
4
10009
Contactors PCB Fuse
Unsigned
Scale 1
0 = Normal
1 = Blown Fuse
RO
Normal
10009
4
10010
Control PCB Fuse
Unsigned
Scale 1
0 = Normal
1 = Open Fuse
RO
Normal
11000
4
11001
Drain Valve
Unsigned
Scale 1
0 = Off
1 = On
RO
Off