1.3 Description of Equipment
Physical: A rugged heavy-duty case is provided to contain
and protect the instrument. When closed, a gasket seals the
lid to protect the instrument against water and dirt while the
instrument is carried through rainstorms or other hazardous
conditions. The lid is secured by two latches. A handle is
provided for portability. A compartment is provided for
storage of test cables and line cord.
Dimensions: 216 mm (8.5”) x 228 mm (9”) x 152 mm (6”).
Weight is 2.3 kg (5 lb). Controls and connectors are of a size
and spacing such that the instrument may be operated while
wearing safety gloves.
Electrical: Input power is from the AC power line (103.5 V to
129 V at 50 Hz or 60 Hz, at less than 1/8 A).
Environmental: This unit will operate over a temperature
range from 0 °C to 50 °C, 75% RH non-condensing, up to
3050 m altitude. Withstand functional shock of 40 G for 11
ms. Vibration: 2 G maximum at 5 Hz to 55 Hz.
Front Panel Controls and Displays (See figure 2)
OHMS RANGE Switch is a rotary six position selector switch
used to step through all six ranges.
TEST VOLTAGE RANGE Switch is a rotary four position selector
switch used to step through all four voltage ranges.
POWER Switch is used to turn the power on or off to the
instrument.
TEST pushbutton is a round sealed switch. This pushbutton
switch turns on the power to the unit. A LED is provided to
indicate that the test voltage is on.
DISPLAY is a 3 ½ digit LCD, displaying readings from 1.999
to 199.9.
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