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Connection examples:
• Sensor–Actual-value-signal Input
Connection of a 2-wire transducer
(e.g. standard pressure transducer PA22)
Connection of an active actual-value-signal
Possible connections:
Standard pressure
transducer PA22:
Actual-value-signal input 0/4-20mA X3/4 … Sensor 2
+24VDC sensor supply X3/3 brown
Actual-value-signal input 0/4-20mA X3/2 … Sensor 1 white
Ground X3/1
• Switching between two connected sensors
External switching between two connected sensors by closing digital input 1 (X3/9-10).
How to program see SUBMENU SENSORS [0400].
digital input 1
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