Hookup For Transducers Requiring Dual Excitation; Ch1, Ch2 And Ch3 Transducer Connector - Measurement Computing 121 Operating Manual

Operating Manual
4.3

Hookup for Transducers Requiring Dual Excitation

A differential output transducer requiring ±Dual Excitation and a common ground connection can be
hooked up as follows.
Note that Vexc(+) is half the voltage set by user with respect to pin 9 (virtual ground) and Vexc(-) is half
the voltage below.
4.4

CH1, CH2 and CH3 Transducer Connector

Pin 1: +SENS
Pin 2: VOLT.REF.
Pin 3: SHUNT
Pin 4: -SIG
Pin 5: +SIG
Pin 6: -SENS
Pin 7: +EXC
Pin 8: -EXC
Pin 9: GND
Measurement Specialties, Inc.
32 Journey, Suite 150, Aliso Viejo, CA 92656 USA
Positive Excitation Sense
Reference Voltage Output
External Shunt Resistor
Negative Transducer Output
Positive Transducer Output
Negative Excitation Sense
Positive Excitation Voltage
Negative Excitation Voltage
Guard/Shield (1/2 Vexc)
www.meas-spec.com
14 of 19
TM
9-pin Female D-connector
+1 949-716-5377
t&m@meas-spec.com