Section 3
OM6636-B-00
12 February 2015
3-2
and P2. Set the ohmmeter to the best range for measuring 112 with an excitation
current of 1 mA or less. Measure the resistance of the PRT (
R
t
). The change in internal
chamber temperature from the previously measured resistance value may be estimated by
the following equation:
C
R
R
t
t
392
.
0
0
Where
R
0
is the previously measured resistance value.
3.2.3.
Power Entry Selection
Check to see that the fuses inserted in the receptacle correspond to the correct type specified in
Section 1.4.1 Line Input Connector
100V
120V
220V
240V
100V
120V
220V
240V
EXPOSE LINE SELECTOR SLIDER
REMOVE SELECTOR (120V SHOWN)
PRY HERE TO REMOVE COVER
ROTATE SELECTOR AND REPOSITION
SLIDER TO DESIRED LINE INPUT
(240V SHOWN) AND REINSERT
REPLACE COVER
DISCONNECT POWER
