Manual

2
1040 Technical Manual
2
1. Specifications
Resistance Range: 1
Ω to 100MΩ in 1Ω steps
RANGE
1Ω 10Ω 100Ω 1kΩ 10kΩ 100kΩ 1MΩ 10MΩ
SPEC.
± 1% ± 0.5% ± 0.1% ± 0.1% ± 0.1% ± 0.1% ± 0.1% ± 1%
MAX
CURRENT
0.5A 0.3A 100mA 30mA 3mA 0.3mA 0.03mA 3µA
Zero Residual Resistance: less than 250 m
Ω
Power Rating: 1 watt per resistor. Metal film resistors are used through out.
Maximum Working Voltage: 250 volts DC/AC RMS.
Maximum Current : 0.5 amp DC, 0.36 amp AC (RMS).
Temperature Coefficient: 50 ppm per ºC
Connections: 4 mm terminals. A third terminal is to enable the case to be
earthed or connected to either output.
Construction: The case is of robust metal construction finished in two-tone
blue and black.
Dimensions:
W200 x H75 x D110mm
(215 x 100 x 120mm including protective boot).
Weight: 0.6 kg (1.0 kg incl. protective boot)
Optional Extras: A carrying case is available for field and industrial applications.
Code
Description
1040 Wide Range Resistance Box
9026 Leatherette Carry Case
9161 Factory (NPL Traceable) Calibration Certificate
9114 UKAS Calibration Certificate (ISO 17025)