Power Requirements And Line Voltage Selection; Power Requirements; Selecting The Line Voltage And Replacing The Fuse - HP 8133A Service Manual

Power Requirements and Line Voltage Selection

Power Requirements

BEFORE APPLYING AC LINE POWER TO THE HP 81338 Pulse
Generator, ensure that the instrument is set to the local line voltage
and the correct line fuse is installed in the fuse holder.
The HP 8133A Pulse Generator can operate from any single-phase
AC power source supplying 100
frequency range from 50 to 60 Hz (see mble 1-1). The maximum
power consumption is 250 VA with all options installed.
Selector
The line voltage selector is set at the factory to correspond to the
most commonly used line voltage of the country of destination. The
switch is combined with the power line voltage receptacle on the rear
panel. Refer to %ble 1-1 for the line voltage ranges and Tdble 1-2 to
set the line voltage and select the appropriate fuse.
Line Voltage and Fuse Selection
1-2.
Line Voltage
100 V 120
V
220 240 V
V /

Selecting the Line Voltage and Replacing the Fuse

1. Remove the power cord.
2. Insert a screwdriver into the recess at the side of the assembly.
3. To change the voltage setting, the selector must be removed and
then replaced with the new setting value displayed.
4. necessary, change the fuse in accordance with the new voltage
If
setting.
V, 120 V, 220 V or 240 V in the
AC Voltage
Voltage
Range
v
90 - 110
100
Fuse Type HP Part Number
T 3A, 250 V 2 1 10-0029
T 1.5A, 250 V 2110-0304
Introducing the HP 8133A Pulse Generator 1-7