Keithley 630 Instruction Manual page 6

MODEL 630 POTENTIOMETRIC ELECTROMETER
GENERAL DESCRIPTION
GENERAL CHARACTERISTICS:
LINE STABILITY: Better than 5 ppm for 10% change in line voltage.
RECORDER OUTPUT:
output: 1 volt, 1 milliampere for full-scale meter deflection on all ranges except on
l-millivolt range, where it is 10% less.
Noise:
30 microvolts peak-to-peak referred to input up to 1 cps.
Note: Recorder used must have fully isolated input, lOlo ohms minimum to ground.
POLARITY: Positive or negative, selectable by switch.
CONNECTORS: Input:
Special Triaxial. output: Banana jacks.
POWER: 105-125 or 210-250 volts (switch selected); 50, 60 or 400 cps; 50 watts.
DIMENSIONS, WEIGHT:
5-l/2 inches high x 17-l/2 inches wide x 13-l/2 inches deep; net
weight, 24 pounds.
ACCESSORIES SUPPLIED:
Model 6302 Input Cable consisting of a mating plug and 3-foot
triaxial cable.
l-5. ACCESSORIES.
a. Model 6301 Guarded Probe with 3-foot connecting cable allows measurements to be made
more conveniently. Using the Probe does
not
affect any Model 630 specification.
b.
Model 4000 Rack Mounting Kit, containing two brackets and a top cover, converts the
Model 630 to fit standard 19-inch racks. Rack mounted,
the Model 630 is 5-l/4 inch&s
high x 19 inches wide x 13-l/2 inches deep. Section 6 has assembly instructions.
C. Model 6013 pH Electrode Adapter,which has a Z-foot cable and triaxial connector,
accepts Leeds & Northrop and Beckman pH electrode connectors.
The Adapter allows accurate
and convenient,pH potential measurements with the Model 630.
l-6. EQUIPMENT SHIPPED. The Model 630 Potentiometric Electrometer is factory-calibrated
and is shipped with all components in place. All units are shipped for bench use. Model
4000 Kit may be ordered for rack mounting; refer to Section 6 for assembly instructions.
The shipping carton also contains the Instruction Manual and the Model 6302 Mating
Connec-
tor with 3-foot triaxial cable.
016GR
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