CIAT PRO-DIALOG+ Instruction Manual page 7

3 - HARDWARE DESCRIPTION
3.6.2 - Volt-free contact on/off/cooling/heating
If the unit works in the remote operating mode (Remote) and the
automatic heating/cooling changeover function is not selected and
if the user configuration allows this (heat pump and Pro-Dialog in-
terface selection) the operation of the on/off contacts and the heat-
ing/cooling contacts is as follows:
Without multiplexing
Off
Open
On/off contact
-
Heating/cooling contact
With multiplexing
Off
Open
On/off contact
Open
Heating/cooling contact
NOTE: The automatic changeover function (on auto) selects
the cooling or heating mode based on the outdoor tempera-
ture (see chapter 5.2).
3.6.3 - Volt-free setpoint selection contact
Set point selection contact
3.6.4 - Volt-free demand limit selection contact
100%
Open
Demand limit 1
Open
Demand limit 2
On cooling On heating
Closed Closed
Open Closed
On On On
cooling heating auto
Closed Closed Open
Open Closed Closed
Cooling Heating
csp 1 csp 2 hsp 1
Open Closed Open
Limit 1 Limit 2 Limit 3
Closed Open Closed
Open Closed Closed
hsp 2
Closed
EN - 5 EREBA ACCESS