Carbolite VMF/ASTM Series - Manual (Page 9)

SNF
MF31 – 3.06
9
7.0 C IRCUIT D IAGRAMS
7.1 SNF & VMF/ASTM
Instrument Switch
temperature
controller
SSR
e
l
e
m
e
n
t
F1
N
L
PE
Filter (if fitted)
thermocouple
earth leakage
circuit breaker