Rockwell Automation 1440-VAD02-01RA XM-123 Aeroderivative Module User Manual

Page 27

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Publication GMSI10-UM003D-EN-P - May 2010

19

6

Positive Buffer Bias

Provides positive (-5V to +24V) voltage compliance to buffered outputs
Connect to terminals 5 (CH 1) and 22 (CH 2) for positive bias transducers

7

TxD

PC serial port, transmit data

8

RxD

PC serial port, receive data

9

XRTN

1

Circuit return for TxD and RxD

10

Chassis

Connection to DIN rail ground spring or panel mounting hole

11

4-20 mA 1 (+)

4-20 mA output
300 ohm maximum load

12

4-20 mA 1 (-)

13

Chassis

Connection to DIN rail ground spring or panel mounting hole

14

Chassis

Connection to DIN rail ground spring or panel mounting hole

15

Chassis

Connection to DIN rail ground spring or panel mounting hole

16

Xducer 1 (-)

1

Vibration transducer 1 connection

17

Xducer 2 (-)

1

Vibration transducer 2 connection

18

Signal Common

1

Vibration buffered output return

19

TACH Buffer

Tachometer transducer/signal output

20

Tachometer (-)

Tachometer transducer/signal return, TACH Buffer return

21

Buffer/Xducer Pwr (-) Provides negative (-24 V to +9 V) voltage compliance to buffered outputs

Connect to terminals 5 (CH 1) and 22 (CH 2) for negative bias transducers
Transducer power supply output, negative side; used to power external
sensor (40 mA maximum load)

22

Buffer Power 2 IN

Channel 2 buffer power input
Connect to terminal 6 for positive biased transducers or terminal 21 for
negative biased transducers

23

CAN_High

DeviceNet bus connection, high differential (white wire)

24

CAN_Low

DeviceNet bus connection, low differential (blue wire)

25

+24V Out

Internally connected to 24V In 1 (terminal 44)
Used to daisy chain power if XM modules are not plugged into each other

26

DNet V (+)

DeviceNet bus power input, positive side (red wire)

27

DNet V (-)

DeviceNet bus power input, negative side (black wire)

28

24 V Common

1

Internally connected to 24 V Common (terminals 43 and 45)
Used to daisy chain power if XM modules are not plugged into each other
If power is not present on terminal 44, there is no power on this terminal

29

4-20 mA 2 (+)

4-20 mA output
300 ohm maximum load

30

4-20 mA 2 (-)

31

Chassis

Connection to DIN rail ground spring or panel mounting hole

32

Chassis

Connection to DIN rail ground spring or panel mounting hole

33

Chassis

Connection to DIN rail ground spring or panel mounting hole

34

Chassis

Connection to DIN rail ground spring or panel mounting hole

Terminal Block Assignments

No.

Name

Description

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