6 Electrical connection
42
6.4.2 Analog inputs base unit
Connector/
terminal
Connection variant Symbol
IN 4 RTD temperature probe
2-wire circuit
Pt100, Pt1000 or
customer-specific characteristic line
RTD temperature probe
3-wire circuit
Pt100, Pt1000 or
customer-specific characteristic line
IN 5 RTD temperature probe
2-wire circuit
Pt100, Pt1000 or
customer-specific characteristic line
RTD temperature probe
3-wire circuit
Pt100, Pt1000 or
customer-specific characteristic line
NTC
2-wire circuit
NTC
3-wire circuit
Resistance potentiometer
A=Start
E=End
S = Slider