Connecting three non-contact sensors, Transducer dc bias is monitored on all signals – Rockwell Automation 1440-DYN02-01RJ XM Dynamic Measurement Module Manuel d'utilisation

Page 46

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Publication ICM-UM002F-EN-E - March 2013

Chapter 2 Installing the XM Dynamic Measurement Module

Figure 2.24 Velocity Sensor and Two Non-contact Sensor Wiring

Connecting Three Non-contact Sensors

The following figure shows the wiring of three non-contact sensors to the
terminal base unit. One non-contact sensor is wired to channel 0. The second
non-contact sensor is wired to channel 1, and the other non-contact sensor is
wired to the tachometer input signal.

TYPICAL WIRING FOR COIL-BASED VELOCITY SENSOR AND TWO

NON-CONTACT SENSORS TO XM DYNAMIC MEASUREMENT MODULE

Shield

Shield

Shield

Channel 0 Input Signal

Signal Common

-24V DC

Channel 1 Input Signal

Signal Common

-24V DC

Signal Common

Tach Input Signal

ATTENTION

You may ground the cable shield at either end of the cable. Do
not ground the shield at both ends. Recommended practice is to
ground the cable shield at the terminal base and not at the
transducer. Any convenient Functional Earth terminal may be
used. See

Terminal Block Assignments on page 28

.

IMPORTANT

Transducer DC bias is monitored on all signals.

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