MM0474
Figure 17.
Model 432A Power Meter.
(2) The Model 432A has provision for DC substitution measurements and
for power meter calibration. An output is provided for recorders or digital
voltmeter readout.
(3) Accessories. Two accessories are supplied with the Model 432A Power
Meter: a 7.5 foot (2290 mm) detachable power cable and a 5 foot (1520 mm) cable
that connects the thermistor mount to the meter.
Thermistor mounts are
available but not supplied with the power meter (refer to Table 4). Table 1
lists those accessories supplied and also those available.
b. Primary Power Requirements.
The Model 432A operates from 115 or 230 volts AC line voltage. Line
frequency may vary from 48 to 440 Hz.
A slide switch on the rear panel is
moved to the correct position for the line voltage available. Before operating
the equipment, ensure that the fuse installed in the
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