Doric Instruments 5000D Digital Process Indicator and Miniature Datalogger - Manual (Page 27)

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RTD Type:
Equipment Required:
1. Precision resistance decade box with a resolution of 0.01
Ω
and an accuracy of ±0.02%.
2. Interconnecting copper wire from the resistance source to
the indicator.
3. Trimmer adjusting tool.
WARNING!-dangerous voltages exist on
charged capacitors even after unit is de-
energized. Allow 5 minutes of discharge
time before removing unit from case.
STEP 1. Remove power and snap off the front panel lens.
Leave the keypad attached to the display board as it will be
require to enter the calibration menu. Remove the rear
pluggable connector from the rear of the indicator and slide
the main board electronics out of the case from the front.
(Gently lift the display board above the catch located on the
bottom of the inside of the plastic housing while pushing on
the rear male connector on the rear of the main board
assembly.)
STEP 2.
Observing polarity, connect the decade box to the
RTD input (+V, -V, +I, -I) to the pluggable connector RTD