Calibrate The Temperature - Thermo Scientific 3962 Operating Manual

Thermo Scientific
Prior to calibration, the user should be aware of the following system functions. While the
unit is in Calibration mode, all system control functions are stopped so the unit remains
stable. Readout of the system being calibrated will appear on the message center. If no
keys are pressed for approximately five minutes while in Calibration mode, the system will
reset to Run mode so control functions are reactivated.
Before making any calibration or adjustments to the unit, it is imperative that all
reference instruments be properly calibrated. Read and understand all reference
instrument operating manuals before use. Double-check all values entered into
the environmental chamber for accuracy before completing calibration and
returning unit to service.

Calibrate the Temperature

Before calibration, allow the cabinet temperature to stabilize. Place the calibrated
instrument in the center of the chamber. The instrument should be in the airflow, not
against the shelf.
Start-Up - Allow 12 hours for the temperature in the cabinet to stabilize before
proceeding.
Presently Operating - Allow at least 2 hours after the display reaches setpoint for
temperature to stabilize before proceeding.
1. Press the Mode key until Cal indicator lights.
2. Press the right arrow until "TEMPCAL XX.X" appears in the message center.
3. Press the up/down arrow to match the display to the calibrated instrument.
4. Press Enter to store calibration.
5. Press the Mode key to return to Run or the right/left arrow to go to next/previous
parameter.
Handling and Control |
Chapter 7
Model 3962 | 7-5