5 General Operation

5.1 Setting the Temperature

Section 6.2 explains in detail howto set the temperature set-point on the cali-
brator using the front panel keys. The procedure is summarized here.
(1) Press “SET” twice to access the set-point value.
(2) Press “UP” or “DOWN” to change the set-point value.
(3) Press “SET” to program in the new set-point.
(4) Press and hold “EXIT” to return to the temperature display.
When the set-point temperature is changed the controller switches thewell
heater on or off to raise or lower the temperature. The displayed well tempera-
ture gradually changes until it reaches the set-point temperature. The well re-
quires considerable time to reach the set-point depending on the span.
Additional time is required to stabilize within ±0.1°C of the set-point.

5.2 Changing Display Units

This instrument can display temperature in Celsius or Fahrenheit. The tempera-
ture units are shipped from the factory set to Celsius.
1 - Press “SET” three times from the temperature display to show

Un= C

2 - Press “UP” or “DOWN” to change units.
3 - Press “SET” to save the setting or “EXIT” to continue without changing the
setting.
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5 General Operation
Setting the Temperature