Technical Specifications; General (Basic Instrument); Functions (Basic Instrument) - LEM MachineTest 204 Manuel D'utilisation

TECHNICAL SPECIFICATION

5 TECHNICAL SPECIFICATIONS

5.1 General (basic instrument)

Power supply.......................................................... 230 V ±10%, 50 Hz ±5%
Max. power consumption ....................................... 500 VA
Display ................................................................... 3 ½ dig. LED, character height 20 mm
Fuses ..................................................................... T6.3A / 250V (5 × 20 mm)... front panel
Dimensions (w × d × h (incl. handle)) .................... 345 × 170 × 260 (320) mm
Weight.................................................................... 8.5 kg
Protection classification ......................................... Class I (Basic insulation)
Over-voltage category............................................ Cat II 300 V IEC 61010
Pollution degree ..................................................... 2
Degree of protection .............................................. IP 40
Casing.................................................................... double wall plastic, black
Working temperature range ................................... -10 to 40°C
Operating temperature range................................. 0 to 40°C (acc. refers to this range)
Reference temperature range ................................ 23 ±2 °C
Storage temperature range .................................... -30 °C to +60 °C
Max. humidity ......................................................... 85 % RH (0 to 40 °C)
Reference humidity range ...................................... 40 % to 60 % RH

5.2 Functions (basic instrument)

Voltage drop across PE conductor (scaled to test current of 10 A AC)
Display range ......................................................... 0.00 to 19.99 V
Accuracy ................................................................ ±(5% + 0,1V)
Test current............................................................ >10 A AC (at mains voltage 230V
Test voltage ........................................................... <12 V AC, floating output
Measurement principle........................................... two-wire (manual compensation of test
Compensation of test leads' resistance ................. at least up to 0.09 Ω = two test lead
Protection in case of test leads connected
to mains voltage ..................................................... fuse T 16 A / 500 V
Resistance of PE conductor
Display range ......................................................... 0.00 to 19.99 Ω
Accuracy ................................................................ ±(5% + 5D)
All other specifications equal as for voltage drop measurement
T16A / 500V (6.3 × 32 mm)...inside
±10%, standard 2m test leads and max.
external resistance of 0.33Ω
Lead resistance)
extensions (with regard to standard test
leads)
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