Controls And Indicators - A.W. Sperry Instruments AWS DIGISNAP DSA-2002 Operating Instructions Manual

sec.4 CONTROLS AND
INDICATORS
1. Transformer
Jaws
3. LDC Display
4. Data Hold
Switch
5. Range Selector
(Power) Switch
11. Peak Hold
Switch . AC DIGITAL 6. Input Jacks
VOLT-OHM-AMMETER
MODEL BSA-2002P
7. Battery
Compartment
Cover (on back)
8. Electrical
Symbols z
Fig. 1 DSA-2002P Front Panel
1. Transformer Jaws: The transformer jaws are used to
measure current without having to disconnect power to
the conductor.
2. Trigger: Depress to open transformer jaws.
3. LCD Display: A 3% digit display (maximum reading
1999) indicates measured values, and has annunciators
indicating function, low battery and overrange.
4. Data Hold Switch: Freezes reading. Extremely useful
when working in dimly lit or hard to reach areas.
5. Range Selector (Power) Switch: Rotary switch used to
turn the DIGISNAP power on and off and to also select
ranges.
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1. Transformer
. LCD Display
. Data Hold
. Output Jack
. Battery
Jaws
—2. Trigger
5. Range Selector
(Power Switch)
10. DC A Zero Adj.
AC OC DIGITAL
VOLT. OHM AMMETER
MODEL OSA 2903
Cover (on back
Electrical Symbols Fig. 2 DSA-2003 Front Panel
. Input Jacks: Test leads are inserted into these jacks for
voltage, resistance and diode measurements.
. Battery Compartment Cover (on back): Remove for
access to battery.
. Electrical Symbols: 7 Dangerous voltage
A See operating instructions
. Output Jack: Provides analog output signal for
recording and oscilloscope viewing of current
(DSA-2003).
10. DC A Zero Adj.: Use to adjust zero on dc current ranges
(DSA-2003).
11. Peak Hold for capturing voltage or current surges and
peaks (DSA-2002P only).
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