Time Electronics
1067 Resistance Decade Box User Manual
3
2Specifications
Range / Resolution ......................0 to 12 kΩ / 10 mΩ steps.
Number of decades......................6. Each settable from 1 to 11.
Accuracy.......................................± 0.01 % of setting ± 2 mΩ, after deduction of residual end
(At calibration temperature of 22°C) .................resistance ± 1 mΩfor residual variation.
Current rating ...............................10 mΩrange: 3 A.
100 mΩrange: 2 A.
1 Ωrange: 600 mA.
10 Ωrange: 200 mA.
100 Ωrange: 60 mA.
1 kΩrange: 20 mA.
Residual resistance .....................Less than 10 mΩ.
Residual resistance stability.......Less than 1 mΩ.
Voltage rating ...............................200 V DC at maximum resistance setting.
Temperature coefficient ..............Less than 10 ppm per °C (> 1 Ω).
.......................................................Less than 20 ppm per °C (< 1 Ω).
Stability .........................................Better than 20 ppm per year (> 1 Ω).
Better than 100 ppm per year (< 1 Ω).
Insulation ......................................Case to resistance terminals 2 kV DC maximum.
Connections .................................2 x 4 mm active safety terminals. A third safety terminal is to
enable the case to be earthed or connected to either output.
Contacts........................................Make before break - silver alloy.
Operating torque..........................Less than 0.1 Nm.
Dimensions...................................W 355 x H 63 x D 82 mm.
Weight ...........................................1.1 kg.
Options .........................................Calibration certificates:
Traceable (factory) and accredited (ISO 17025).
Country of origin..........................United Kingdom.
