22
AWR-MTD2-XE
EN 11/2010
INSTALLER CONNECTIONS
U I A
N
L
2
21 22
N
U
230V 50Hz
1
1 Storage tank
2 System pump
HL1
HL1 Configurable contact
This contact can be configured for the following functions:
• Alarm signal
• Secondary circuit pump
• Dehumidifier
Alarm signal
A visual or audible signal device can be activated if the unit
shuts down due to a malfunction.
Configure the contact, selecting the desired function by set-
ting parameter 015A:
Secondary circuit pump
If the system features a low-loss header, contact HL1 can
be used to activate the circulating pump on the secondary
circuit.
Configure the contact, selecting the desired function by set-
ting parameter 015A:
Description
Enable the contact as:
0= Alarm signal
1= Dehumidifier
3= Secondary circuit pump
Menu
Mn01
Parameter
no.
015A
Value to be
set
0
UOM
-
Description
Enable the contact as:
0= Alarm signal
1= Dehumidifier
3= Secondary circuit pump
Menu
Mn01
Parameter
no.
015A
Value to be
set
3
UOM
-
Dehumidifier
A dehumidifier can be activated in radiant panel systems to
reduce humidity in cooling mode.
The contact closes and the dehumidifier is activated when
the humidity measured by the probe on the A5 room con-
troller exceeds the value set for parameter 0172.
Configure the contact, selecting the desired function by set-
ting parameter 015A:
Dehumidifier
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Description
Enable the contact as:
0= Alarm signal
1= Dehumidifier
3= Secondary circuit pump
Menu
Mn01
Parameter
no.
015A
Value to be
set
1
UOM
-
N
U
230V 50Hz
21 22
Summary of Contents for AWR-MTD2-XE
Page 69: ......
