Wavelength Electronics LFI-3751, User Manual

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1. AC Power Entry Module
The AC Power Entry Module on the rear panel is designed to accept input
voltages from 98 to 133 and 196 to 265 VAC. Ensure that the power source
you plug the temperature controller into is properly grounded.
SELECT:
115V
(5x20mm SLO BLO)
FUSE (250V):
2000 maT @ 115V
1000 maT @ 230V
115/230 VAC, 50/60 Hz, 160 VA
LINE:
AC Power
Chapter 3 - Rear Panel Operation
AC Power
3. AC Fuse
For 115 VAC operation, install a 2000 maT fuse 5 x 20 mm SLO BLO fuse.
For 230 VAC operation, install a 1000 maT fuse 5 x 20 mm SLO BLO fuse.
2. AC Voltage Select Switch
The Voltage Select Switch confi gures the instrument for 115 or 230 VAC
operation. Before connecting power to your instrument, check the Voltage
Select Switch for proper AC voltage in your country. Only use the power
cord supplied with your instrument.
Do not change the setting of this switch while power is supplied to the
instrument. See the table below for the proper AC Voltage selection.
AC Voltage Available
98 -133 VAC
196 -265 VAC
Voltage Select
115 V
230 V
4. Earth Ground Connection
If your AC power system does not bring earth ground through the AC
Power Entry Module , then connect earth ground via a 16 AWG wire to
this screw terminal.