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2.4
Cautions in Installation , Storage and Transportion
● Exposure to the direct sunlight or too bright indoor lights may influence on the result of accurate
measurement. Use the appropriate Optometry room.
● Keep the objective glass of the examinee side clean. If it was stained, it may cause on ERROR or
inaccurate measurements.
● In case you leave ERK-5400A without using for certain period, disconnect the power supply and
protect the unit with dust cover.
● In case moving this ERK-5400A, fix the stage by using clamping bolt and stage holding knob,
always keep power off, and then lift the bottom of the unit with both hands.
● In case moving this ERK-5400A, do not hold forehead.
● In case moving and connect other device this ERK-5400A, keep in touch with qualified technician
or service agent and place the equipment plain.
● Get worked, store and move under the following environment conditions for proper operation.
● Operation environment :
- Temperature : +10
℃
~ +40
℃
- Humidity : 30% ~ 90% RH
- Atmospheric pressure range : 700 hPa ~ 1060 hPa
● Storage and Transportion environment :
- Temperature : -40
℃
~ +70
℃
- Humidity : 10% ~ 95% RH
- Atmospheric pressure range : 500 hPa ~ 1060 hPa
Содержание ERK-5400A
Страница 1: ...AUTO REF KERATOMETER ERK 5400A Operation Manual ...
Страница 2: ......
Страница 3: ...O Op pe er ra at ti io on n M Ma an nu ua al l ...
Страница 6: ......