Rockwell Automation 1440-SDM02-01RA XM-124 Standard Dynamic Measurement Module - Manuel (Page 28)

28 Rockwell Automation Publication 1440-UM001C-EN-P - May 2014
Chapter 1 Install the XM-124 Standard Dynamic Measurement Module
TIP The XM module’s revision number is on the product label (which is on the
front of the XM module, as shown below).
WARNING: EXPLOSION HAZARD. Do not disconnect connections to this
equipment unless power has been removed or the area is known to be
nonhazardous. Secure any external connections that mate to this
equipment by using screws, sliding latches, threaded connectors, or
other means provided with this product.
Revision Number of
XM Module
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 Buffer Power 1 IN Channel 1 buffer power input
Connect to terminal 6 for positive biased transducers or terminal 21 for negative biased
transducers
6 Positive Buffer Bias Provides positive (-5 V to +24 V) voltage compliance to buffered outputs
Connect to terminals 5 (CH 1) and 22 (CH 2) for positive bias transducers
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