Condair Modbus RTU - Page 15

Modbus Installation | 12
The following points may be mapped for control:
Table 2: EL Humidifier Modbus Parameters
Parameter
Name
Description
Modbus
Addr.
Type
Format
Range
Unit
W/R
Details
Remote
Disable
Remotely disable
steam production
for the unit
40001
Holding
Register
Integer
0 OR 1
-
WRITE/READ
0 = Idle/Humidify
1 = Disable
Manual
Capacity A
Sets a manual
capacity limit
restriction for
cylinder A
40002
Holding
Register
Integer
20-100
%
WRITE/READ
Limits output to
percentage of total
cylinder capacity for
cylinder A (EL-150
and EL-200 models
only)
Setpoint
Channel A1
Sets the desired
humidity setpoint
value for Channel
A1
40003
Holding
Register
Integer
0-95
%
WRITE/READ
Use only when
sending RH values to
Digital RH/Demand
A1.
For most common
configurations this is
the primary space
setpoint
Setpoint
Channel A2
Sets the humidity
high limit setpoint
value for Channel
A2
40004
Holding
Register
Integer
10-95
%
WRITE/READ
Use only when
sending RH value to
Digital RH/Demand
A2 with dual channel
control enabled
Digital
RH/Demand
A1
Actual humidity
or demand via
BACnet unit A
40005
Holding
Register
Integer
0-100
%
WRITE/READ
Requires Modbus or
BACnet to be
enabled. For most
common
configurations, this is
the primary control
signal
Digital
RH/Demand
A2
Actual humidity
or limiter via
BACnet unit A
40006
Holding
Register
Integer
0-100
%
WRITE/READ
Requires Modbus or
BACnet to be
enabled. Only applies
to EL-150 and EL-200
with cylinders in
independent
operation mode
Manual
Capacity B
Sets a manual
capacity limit
restriction for
cylinder B
40007
Holding
Register
Integer
20-100
%
WRITE/READ
Limits output to
percentage of total
cylinder capacity for
cylinder B (EL-150
and EL-200 models
only)
Setpoint
Channel B1
Sets the desired
humidity setpoint
value for Channel
B1
40008
Holding
Register
Integer
0-95%
%
WRITE/READ
Use only with EL-150
and EL-200 models
when sending RH
value to Digital
RH/Demand B1 and
cylinders are in
independent
operation mode