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PrecisionTM Instruction Manual
INSTALLATION (Contd.)
Electrical Connections: (Contd.)
It is critical that the added current
demand and other equipment on
cuit not exceed the rating of
or circuit breaker, in use,
circuit.
the cir-
the fuse
on this
CAUTION:
Be sure
that the
power supply is of the same
voltage as
specified on the
nameplate.
Explanation of controls
Electric Heat:
The Pensky-Martens Flashpoint Tester
stepless
transformer for variable heat control
(from 0 to 750 watts). The reference
heater dial is conveniently worked from
0 to 100.
The numbers are strictly for
reference
to the heater wattage. To
increase the heat, turn dial counter-
clockwise; to decrease heat, turn dial
clockwise.
Gas Heat:
Adjusting the gas heat should be done
by rotating the
needle valve at the
base of the unit.
The heat source
should be centered under the opening of
the heating plate.
CAUTION: Under no
circum-
stances should products of com-
bustion or
free
flame be
allowed to come up around the
cup .
Thermometers:
Thermometers are not supplied with the
Flash Tester.
When working in the 50
to 230°F (10 to 110°C) range, it is
recommended that an ASTM Thermometer
9F (20 to 230°F) or 9C (-7 to 110”C)
be used.
When working in the 200 to
700°F (90 to 370°C) range, it Is rec-
ommended that an ASTM Thermometer 16F,
(200° to 700°F) or 16C (90 to 370°C) be
used.
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