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Spectrum Controls 1746sc-NI8u User Manual

Page 128

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116

SLC 500

Universal Analog Input Module

• For multiple exposed thermocouples, do not allow the measuring

junction of the thermocouple to make direct contact with electrically
conductive process material.

• Use a single exposed junction thermocouple with multiple ungrounded

junction thermocouples.

• Use all ungrounded junction thermocouple instead of the exposed

junction type.

+

-

CH3

+

-

CH0

MUXES

1746sc-NI8u

Exposed junction with shielded cable

Conductive Material