Input Power Setup; Power Options; Line Voltage Selection; Fuse Protection - HP 7470A Operator's Manual

Input Power Setup

To prevent operator injury or damage to the plotter,
verify that the line voltage setting and fuse protection
are correct BEFORE connecting the line power. Also
ensure the line power cord is connected to a line power
outlet that is provided with a protective earth ground
contact.

Power Options

The 74 70A can be con figured to operate with any of the following
power sources:
Line Voltage:
Line Frequency:
Maximum Line Current:
Consumption:

Line Voltage Selection

The 7470A is shipped from the factory with the line voltage set to the
nominal value for the area specified as the shipment's destination. The
voltage selected for the plotter
the rear panel. The line voltage can be changed by qualified service
personnel only. Line voltage selection procedures are contained in the
7470A Service Manual.

Fuse Protection

To avoid the possibility of injury, disconnect the ac
power cord before installing or replacing a fuse.
WARNING
100 V - +5%, -10%
120 V - +5%, -10%
220 V - +5%, -10%
240 V - +5%, -10%
48 to 66 Hz, single phase
355 mA @ 100 V
300 mA@120V
150 mA@220V
135 mA@240V
25 Watts maximum
is
identified in the recessed window on
WARNING
3