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Appendix C - Specification
SPECIFICATIONS
PAT410 PAT420 PAT450
Electrical supply range
PAT-UK 230V ±10% ±1V @ 50Hz ±10% ±0.1Hz
Y Y Y
PAT-UK 110V ±10% ±1V @ 50Hz ±10% ±0.1Hz
Y Y
PAT-DE 230V ±10% ±1V @ 50Hz ±10% ±0.1Hz
Y Y Y
PAT-CH 230V ±10% ±1V @ 50Hz ±10% ±0.1Hz
Y Y Y
PAT-EU 230V ±10% ±1V @ 50Hz ±10% ±0.1Hz
Y Y Y
PAT-NL/ES 230V ±10% ±1V @ 50Hz ±10% ±0.1Hz
Y Y Y
PAT-BE/FR 230V ±10% ±1V @ 50Hz ±10% ±0.1Hz
Y Y Y
PAT-PL 230V ±10% ±1V @ 50Hz ±10% ±0.1Hz
Y Y Y
PAT-IL 230V ±10% ±1V @ 50Hz ±10% ±0.1Hz
Y Y Y
PAT-AU 230V ±10% ±1V @ 50Hz ±10% ±0.1Hz
Y Y Y
PAT-US 120V ±10% ±1V @ 60Hz ±10% ±0.1Hz
Y
Instrument accuracy cannot be guaranteed when operated on supply frequencies other than those
specified above
Bond test (10A & 25A)
Y Y
Open circuit voltage: 9 V a.c. ± 10% ± 0.1 V (supply 230V 50Hz)
Y Y
Earth bond resistance accuracy: ±5% ±3 digits (0 to 0.49 Ω)
±5% ±5 digits (0.5 to 1.99 Ω)
Y Y
Earth bond resistance resolution: 10 mΩ (0 to 1.99 Ω)
Y Y
Display range: 0 to 1.99 Ω
Y Y
Current Output 25A rms +4% -20% ±0.5A into 0.1Ω (230V 50Hz)
10A rms ±25% into 0.1Ω (230V 50Hz)
10A rms ±25% ±0.5A into 0.1Ω (120V 60Hz)
Y Y
Y Y
Y
Bond lead null range: 0.00 to 1.00Ω
Y Y
Continuity test (200mA)
■ ■ ■
Continuity test voltage: 4.0 V d.c. -0% +10%
■ ■ ■
Continuity resistance accuracy: ±5% ±3 digits (0 to 0.49 Ω)
±5% ±5 digits (0.5 to 19.99 Ω)
■ ■ ■
■ ■ ■
Continuity resistance resolution: 10 mΩ (1 to 19.99 Ω)
■ ■ ■
Display range: 0.00 to 19.99 Ω
■ ■ ■
Current Output 200mA rms -0 +10% ±5mA into 2Ω
■ ■ ■
Continuity lead null range 0.00 to 9.99Ω
Y Y Y
Insulation test (250V & 500V)
■ ■ ■
Insulation resistance accuracy
(230V supply):
±2% ±5 digits (0 to 19.99 MΩ)
±5% ±10 digits (20 to 99.99 MΩ)
■ ■ ■
■ ■ ■
Insulation resistance resolution: 0.01 MΩ
■ ■ ■
Display range: 0.10 to 99.99 MΩ
■ ■ ■
Substitute leakage test
■ ■ ■
Test voltage and frequency 40 V a.c. ±10% @ nominal mains frequency
■ ■ ■
Leakage current accuracy: ±5% ±5 digits
■ ■ ■
Leakage current resolution: 0.01 mA
■ ■ ■
Display range: 0.00 to 19.99 mA
■ ■ ■
Reading corrected to nominal supply voltage
■ ■ ■