Model 412355A

      The Model 412355A which is a kind of current/voltage calibrator that can measure and source current and voltage. The Oyster Series meters have a convenient flip up display with neck-strap for hands-free operation. This meter is shipped fully tested and calibrated and, with proper use, will provide years of reliable service.
      Model 412355A has eleven diffrent parts seeing from outside which include LCD display , POWER button , UP and DOWN buttons, MODE button, UNIT button , MEM and ZERO  button , input /ouput  mini-connector, AC adaptor jack, battery compartment, neck starp holders, funtion swith.
      There are some specifications about Model 412355A. Display is 9999 count LCD. Meter power is 9 volt battery or 9V AC adaptor. Auto Power OFF is that meter automatically powers off after 10 minutes of inactivity. Current output capability is 24mA at 1000 ohms. Operating Temperature is 41ºF to 104ºF (5ºC to 40ºC). Stroage temperature is - 4oF to 140oF (-20^oC to 60^oC).Operating Humidity Max is 80% up to 87ºF (31ºC) decreasing linearly to 50% at 104ºF (40ºC). Storage Humidity is less than 80%. Operating Altitude is 7000ft. (2000meters) maximum. Dimensions are 3.8 x 4.7 x 1.8" (96 x 118 x 45mm) folded. Weight is 12 oz. (340g).
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