Test-products-international 293 Manual do Utilizador descarregar pdf (Página 8)

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3. Specifications

IEC 1010 Over Voltage:

CAT II - 1000V

CAT III - 600V

Pollution Degree 2

a. DCV

Range Resolution Accuracy Impedance

40V 0.01V ±0.75% of reading, 10MΩ

400V 0.1V ±3 digits

600V 1V

b1. ACV (45Hz to 60Hz)

Range Resolution Accuracy Impedance

40V 0.01V ±1.0% of reading, 10MΩ

400V 0.1V ±3 digits

600V 1V

b2. ACV (20Hz to 45Hz, 60Hz to 1KHz)

Range Resolution Accuracy Impedance

40V 0.01V ±2.5% of reading, 10MΩ

400V 0.1V ±3 digits

600V 1V

UL 3111-1

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2. Product Applications

Perform the following tests and/or measurements with

the 293 and the appropriate function:

HV

AC/R

ACA • Heat anticipator current in thermostats.

ACV • Line voltage.

ACV or DCV • Control circuit voltage.

OHMS • Heating element resistance (continuity).

OHMS • Compressor winding resistance.

OHMS • Contactor and relay coil resistance.

ACA • Motor and compressor start up current.

OHMS • Continuity of wiring.

Hz/FREQ • Frequency on control and line voltages.

REC • Record min/max voltage of controls

and line voltages.

ALL • Bar graph to indicate rapid fluctuations.

ELECTRICAL

ACV • Measure line voltage.

ACA • Measure line current.

OHMS • Continuity of circuit breakers.

DCV • Voltage of direct drive DC motors.

ACA • Start up current of motors, relays,

contactors and transformers.

ELECTRONIC

ACV • Measure power supply voltage.

ACA • Measure power supply current.

OHMS • Continuity of circuit breakers and fuses.

*Warning: Test Leads. Use only correct type and

overvoltage category rating.

!

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