Connecting the power supply – Rockwell Automation 1440-VAD02-01RA XM-123 Aeroderivative Module User Manual

Page 28

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Publication GMSI10-UM003D-EN-P - May 2010

20

1

Terminals are internally connected and isolated from the Chassis terminals.

Connecting the Power Supply

Power supplied to the module must be nominally 24 Vdc (±10%) and must be
a Class 2 rated circuit.

Wire the DC-input power supply to the terminal base unit as shown in Figure
2.8.

35

Chassis

Connection to DIN rail ground spring or panel mounting hole

36

Chassis

Connection to DIN rail ground spring or panel mounting hole

37

Chassis

Connection to DIN rail ground spring or panel mounting hole

38

Chassis

Connection to DIN rail ground spring or panel mounting hole

39

SetPtMult

Switch input to activate Set Point Multiplication (active closed)

40

Switch RTN

Switch return, shared between SetPtMult and Reset Relay

41

Reset Relay

Switch input to reset internal relay (active closed)

42

Reserved

43

24 V Common

1

Internally DC-coupled to circuit ground

44

+24 V In

Connection to primary external +24 V power supply, positive side

45

24 V Common

1

Connection to external +24 V power supply, negative side (internally
DC-coupled to circuit ground)

46

Relay N.C. 1

Relay Normally Closed contact 1

47

Relay Common 1

Relay Common contact 1

48

Relay N.O. 1

Relay Normally Open contact 1

49

Relay N.O. 2

Relay Normally Open contact 2

50

Relay Common 2

Relay Common contact 2

51

Relay N.C. 2

Relay Normally Closed contact 2

Terminal Block Assignments

No.

Name

Description

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