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1051 Technical Manual
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1. Specifications
Resistance Range: 0.01Ω to 1MΩ in 0.01Ω steps
Zero Residual Resistance: less than 90 mΩ
Residual Resistance Stability: less than 3 mΩ
Maximum Voltage: 250V DC
Power Rating: 1 watt per resistor
Temperature Coefficient: 50 ppm / º C
Connections: 4 mm terminals. A third terminal is to enable the case to be
earthed or connected to either output.
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.
Ordering Information:
Code
Description
1051
Low Ohm Resistance Box
9026
Leatherette Carry Case
9161
Factory (NPL Traceable) Calibration Certificate
9114
UKAS Calibration Certificate (ISO 17025)
RANGE
0.01Ω 0.1Ω 1Ω 10Ω 100Ω 1kΩ 10kΩ 100kΩ
SPEC.
10% 5% 1% 0.5% 0.1% 0.1% 0.1% 0.1%
MAX
CURRENT
1A 1A 1A 0.3A 0.1A 33mA 10mA 3mA
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