7
Unpacking and Preparation
Operating Environments
Ensure the operating environment meets the following requirements.
Temperature: 0
°
C to 55
°
C
Temperature range at calibration: 23
°
C
±
5
°
C (<1
°
C deviation from the temperature
when performing calibration)
Humidity: 15% to 85% at wet bulb temperature
≤
40
°
C (non-condensation)
Altitude: 0 to 2,000m
Vibration: Max. 0.5 G, 5 Hz to 500 Hz
1.4
Cleaning
To prevent electrical shock, disconnect the AT851 power cable from the receptacle
before cleaning.
Use dry cloths or cloths slightly dipped in water to clean the case.
Do not attempt to clean the internal of the AT851.
WARNING: Don’t Use Organic Solvents (such as alcohol or gasoline) to clean the
Instrument.
1.5
How to Remove the Handle
A handle kit is attached to the AT851:
1 Retracted
3 Carrying Position
2 Extended
