EN
8.4 CONNECTIONS BOARD – CONTROL BOARD
•
RS-485 → Communication port;
•
→ INIBIT input: NC external
INI
contact;
•
→ External Set Point (EST):
S.P.
NA contact;
•
→ NTC sensor input to control
NTC
temperature;
•
TRASD. Input 0÷Volts for pressure
transducer.
→ Positive
+
→ Negative
-
→ Signal
D
44
