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60
AST 14 C 255/00
PROGRAMMABLE MULTIFUNCTION RELAY
The boiler is fitted with a multifunction relay (230 Vac, 10A cos
1) which can be
associated to a different function by setting parameter P17:
P17=0 Alarm reference
Upon each shut-down or fault the relay is energised:
Electrical connections:
P17=1 Remote control reference
Upon each request from the remote control (or TA1), the relay is energised:
Electrical connections:
P17=3 Ambient thermostat reference
Upon each request from the ambient thermostat
TA2, the relay is energised:
Electrical connections:
21 22 23
21 22 23
21 22 23
21 22 23
