Transducer dc bias is monitored on all signals, Important – Rockwell Automation 1440-VLF02-01RA XM-121 Absolute Shaft Module User Manual

Page 38

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Publication GMSI10-UM014D-EN-P - May 2010

30 Installing the Absolute Shaft Module

Figure 2.18 9000 Series Sensor and Two Non-Contact Sensors

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 Chassis terminal
may be used (see Terminal Block Assignments on page 18).

IMPORTANT

The internal transducer power supply is providing power to
the non-contact sensor connected to channel 1.

IMPORTANT

Make certain the IEPE Power parameter for channel 2 is
enabled so power is provided to the 9000 sensor. Refer
to Channel Parameters on page 46.

IMPORTANT

Transducer DC bias is monitored on all signals.

TYPICAL WIRING FOR 9000 SERIES SENSOR AND TWO

NON-CONTACT SENSORS TO XM-121 ABSOLUTE SHAFT MODULE

Pin A - Common
Pin B - Signal

Cable shield not
connected at this end

Shield

0

16

Channel 2 Input Signal

Signal Common

SIG

-24

COM

SIG

-24

COM

17

1

Signal Common

Channel 1 Input Signal

21

22

-24V DC

20

-24V DC

4

Signal Common

Tach Input Signal

36

13

31

Shield

Shield

*

* Note: Jumpering terminal 5 to
terminal 21 configures
CH 1 buffer (-24V to 9V)

18

5

6

*

Jumpering terminal 6 to
terminal 22 configures
CH 2 buffer (-5V to +24V)

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