Wavetek 9100 - Page 61

Model 9100 — Operator's Guide: Thermocouple Function 14-3
User's H'b'k
Page Ref
14
Thermocouple Temperature
Calibration
(Contd)
3-4
3-1
4.14-2
3-8 to 21
4.14-4
14.3 The 9100 as an Adjustable Source
The following procedure assumes that the instrument
is in Manual Mode. In case of difficulty, read the
User's Handbook; paras 3.3.1 . Familiarity with editing
screen values is also assumed (Section 3) .
14.3.1 9100 and UUT Setup
1. Connections
Connect the 9100 to the UUT as in
Fig. 14.1 , and
ensure that both instruments are powered ON
and warmed up.
2. UUT Select Thermocouple Temperature
function.
3. 9100
Ensure that the 9100 is in Thermocouple
Temperature Function with Output OFF. If in
any other function, press the 'Aux' key on the
right of the front panel, then press the °C screen
key on the bottom row.
14.3.2 Sequence of Operations
Refer to the table of UUT calibration points in the
UUT Calibration Guide . Follow the sequence of
calibration stages as directed by the guide, and carry
out the following operations (1) to (5) at each stage.
1. 9100
a. Ensure that the correct parameters
(thermocouple type, temperature scale, and
unit of temperature) are selected.
b. Set the 9100 Output temperature to the UUT
cal point value, using front-panel controls.
2. UUT Select the correct range for the cal point.
3. 9100
a. Set Output ON.
b. Slew the Output Temperature reading until
the UUT reading is equal to the calibration
point value.
4. UUT
Record the 9100 screen output value as detailed
in the UUT's Calibration Guide.
5. 9100 Set Output OFF.
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