13 |
Modbus Installation
Parameter
Name
Description
Modbus
Addr.
Type
Format
Range
Unit
W/R
Details
Setpoint
Channel B2
Sets the humidity
high limit setpoint
value for Channel
B2
40009
Holding
Register
Integer
10-95
%
WRITE/READ
Use only with EL-150
and EL-200 models
when sending RH
value to Digital
RH/Demand B2 with
dual channel control
enabled and
cylinders are in
independent
operation mode
Digital
RH/Demand
B1
Actual humidity
or demand via
BACnet unit B
40010
Holding
Register
Integer
0-100
%
WRITE/READ
Requires Modbus or
BACnet to be
enabled.
Only applies to EL-
150 and EL-200 with
dual channel control
enabled
Digital
RH/Demand
B2
Actual humidity
or limiter via
BACnet unit B
40011
Holding
Register
Integer
0-100
%
WRITE/READ
Requires Modbus or
BACnet to be
enabled.
Only applies to EL-
150 and EL-200 with
cylinders dual
channel control
enabled and
cylinders in
independent
operation mode
BAND
CHANNEL A1
P-band unit A
(proportional
band)
40017
Holding
Register
Integer
6-65
%
WRITE/READ
BAND
CHANNEL A2
P-band unit A
(proportional
band) limiter
40018
Holding
Register
Integer
6-65
%
WRITE/READ
BAND
CHANNEL B1
P-band unit B
(proportional
band)
40019
Holding
Register
Integer
6-65
%
WRITE/READ
BAND
CHANNEL B2
P-band unit B
(proportional
band) limiter
40020
Holding
Register
Integer
6-65
%
WRITE/READ
ITime Channel
A1
Integral time
channel 1 unit A
40021
Holding
Register
Integer
1-60
min
WRITE/READ
Damp
Channel A2
Damp time
channel 2 unit A
40022
Holding
Register
Integer
1-60
sec
WRITE/READ
ITime Channel
B1
Integral time
channel 1 unit B
40023
Holding
Register
Integer
1-60
min
WRITE/READ
Damp
Channel B2
Damp time
channel 2 unit B
40024
Holding
Register
Integer
1-60
sec
WRITE/READ
Enable Input
A
Enable contact
unit A
30002
Input
Register
Integer
0 OR 1
-
READ
0 = Off
1 = On
Channel A1
Input signal
channel 1 unit A
30004
Input
Register
Integer
0-100
%
READ
Displays channel 1
demand/sensed RH
as a percentage of
cylinder capacity for
cylinder A
Channel A2
Limiter signal
channel 2 unit A
30005
Input
Register
Integer
0-100
%
READ
Displays channel 2
demand/sensed RH
as a percentage of
cylinder capacity for
cylinder A
Summary of Contents for Modbus RTU
Page 9: ...Modbus Installation 6 Figure 3 EL NH EL Modbus Wiring Diagram ...
Page 10: ...7 Modbus Installation Figure 4 TC Modbus Wiring Diagram ...
Page 11: ...Modbus Installation 8 Figure 5 MES2 and RH2 Modbus Wiring Diagram ...
Page 12: ...9 Modbus Installation Figure 6 NHRS Modbus Wiring Diagram ...
Page 43: ...Modbus Installation 40 The following points may be mapped for control ...
Page 44: ...41 Modbus Installation Table 8 MES2 and RH2 Humidifier Modbus Parameters ...
Page 52: ...49 Modbus Installation Troubleshooting Table 10 General Troubleshooting ...
Page 59: ...Modbus Installation 56 Figure 13 Low voltage terminal strip on NHRS Humidifier ...