Connecting A Direct Heating Circuit And A Domestic Hot Water Tank - REMEHA CALORA TOWER GAS 15S EX Installation And Service Manual

CALORA TOWER GAS 15S EX CALORA TOWER GAS 25S EX
CALORA TOWER GAS 35S EX
PCU
22/04/2016 - 300026141-001-07
5.8.6.
n Connecting a direct heating circuit and a type 100SL /
x20
On/off
OT BL RL S EXT S ECS
2
1
4
C003810-C
A
Z
E
R
T
Connecting a direct heating circuit and a
domestic hot water tank
160SL / 200SSL DHW tank
SCU-S 191
3
0-10V
+ - 4 3 2 1 2 1
S SYST + TA -
2 1 2 1
Connect a ON/OFF thermostat or OpenTherm controller
to the terminals of the connector (Option).
Remove the bridge.
4
Connect the wires from the ON/OFF thermostat to
4
the connector
Connect the outside temperature sensor (Option).
Connect the DHW sensor to the X20 connector
Connect a safety thermostat if the heating circuit is for
underfloor heating.
Remove the bridge.
4
Connect the wires from the safety thermostat to the
4
connector.
Connect the DHW tank anode.
S AMB C S AMB B S AMB A
2 1 2 1
S ECS S EXT S DEP C S DEP B
2 1 2 1 2 1 2 1
5
5. Installation
39