Wiring - Danfoss 102 Installation & User's Instructions

Wiring

102 Terminals
2
1
Room
Com
Stat
Call
1) Typical domestic gas or oil fired system
with gravity hot water and pumped heating
(if a room stat is not required, wire pump L
directly to terminal 2 on the 102).
6
5
3
Link
N
L N
Pump
L N
Boiler
102 Terminals
2
1
6
L
N
Room
Com Stat
Mains
Supply
Call
C
Brown
1 2
Cylinder Stat
L641A
Orange
To Boiler & Pump
2) Fully pumped system with cylinder stat in
HW circiut and room stat and 2 port spring
return zone valve in heating circuit.
5
3
Link
N
HP2 spring return
zone valve
L
N
Blue
Grey
Motor
L
6
L
N
Mains
Supply
N