| HE RBC SERIES |
| Calibration |
Calibration certificates including UKAS traceable are available on request |
| Switches |
Contact material gold plated brass
Contact resistance = 5 milli ohm
Insulation Resistance (all paths = 10 giga ohm )
Proof voltage 1kV |
| Resistors |
| Temperature Co-efficient: |
±3ppm / +20°C to + 85°C ±5ppm maximum over –55°C to
+125°C 0.1, 0.01, & 0.001 dials 10ppm/°C |
| Full Load Stability: |
±35ppm/10,000 hours
±50ppm/26,000 hours |
| No Load Stability: |
±25ppm/10,000 hours
±35ppm/26,000 hours |
| Over full temperature range: |
-50°C to +125°C |
| Power Rating: |
0.33 watt (+85°C) 0.25 watt (+110°C) |
| Maximum Continuous Working Voltage: |
Up to 250 V dc |
| Noise: |
Essentially non-measurable <1.5 mV/°C |
| Thermal E.M.F: |
<0.4mV/°C typical |
| Encapsulation: |
Moulded epoxy |
| Windings: |
Exclusive 'air cushioned' technique provides virtually stressless elements for improved performance. Non inductively wound. Direction of winding reversed at half turns point |
| Weight |
5 Dial Box - 3.0kg
6 Dial Box - 3.5kg |
| Size |
5 Dial Box - 390mm x 105mm x 130mm (W H D) approx
6 Dial Box - 450mm x 105mm x 130mm (W H D) approx |
| Resistance Measurement: |