Allen-Bradley 1440-SDM02-01RA, User Manual, Page: 29 / 168

Rockwell Automation Publication 1440-UM001D-EN-P - September 2016 29
Install the XM-124 Standard Dynamic Measurement Module Chapter 1
Table 2 - Terminal Block Assignments
No. Name Description
0 Xducer 1 (+) Vibration transducer 1 connection
1 Xducer 2 (+) Vibration transducer 2 connection
2 Buffer 1 (+) Vibration signal 1 buffered output
3 Buffer 2 (+) Vibration signal 2 buffered output
4 Tach/Signal In (+) Tachometer transducer/signal input, positive side
5 Reserved —
6 Reserved —
7 TxD Personal computer serial port, transmit data
8 RxD Personal computer 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 Xducer Pwr (-) Transducer power supply output, negative side; used to power external sensor (40
mA maximum load)
22 Reserved —
23 CAN_High DeviceNet bus connection, high differential (white wire)
24 CAN_Low DeviceNet bus connection, low differential (blue wire)
25 24 V Out Internally connected to 24 V In (terminal 44)
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
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
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
35 Chassis Connection to DIN rail ground spring or panel mounting hole
36 Chassis Connection to DIN rail ground spring or panel mounting hole