Super Systems 3 Series - Manual (Page 85)

Series 3 Operations Manual
85
14.3.2 To Calibrate Thermocouple Input
Thermocouples are calibrated, firstly, by following the previous procedure for the mV ranges, then calibrating the CJC.
Connect a mV source. Set the mV source to ‘internal compensation’ for the thermocouple in use and set the output for 0mV.
Then
Operation Do This Display View Additional Notes
Select the Calibration List
header
1. From any display press

as many
times as necessary until the ‘C A L ’ page header
is displayed.
Select the calibration phase
2. Press to select ‘P H A S E ’
n o n e
p h a s e
Scrolling display ‘
C A L I B R A T I O N
p h a s e ’
Select CJC calibration
3. Press  or  to select ‘CJC’
Calibrate CJC
4. Press to select ‘GO’
5. Press  or  to choose ‘YES’
The controller automatically calibrates to
the CJC input at 0mV. The display will show
busy then pass , (if calibration is successful)
or ‘
FAIL’
if not. Fail may be due to an
incorrect input mV