Raychem TA - Thermostat Operation; Getting Started

9
Connection via contactor – e.g. 3 heating circuits
4. Operation
4.1 Getting started
Thermostat controls
FP
10K
NTC
SENSOR
N
L
N
L
K1
A2
A1
135
246
LLL
PE
NNN
L
N
L1 L2 L3 N PE
Remote set
back signal
Power supply
230 VAC
Floor
sensor
Power supply to
heating cables
A
B
C
D
A: main power switch
B: OK/accept
C: “–” down
D: “+“ up