Martindale CB12 Calibration Checkbox

SKU: MARTCB12
Quickly check the calibration of insulation and continuity testers to verify that they are operating within specification.
More Info
Discontinued

Martindale CB12 Calibration Checkbox

Please note that this product has now been discontinued.

The Martindale CB12 Calibration Checkbox allows electricians to check the calibration of insulation and continuity testers to verify that they are operating within specification.

The Martindale CB12 CheckBox is an extremely simple to use calibration checker, with connections for your test leads and a dial for quickly selecting the desired range.

Supplied complete with a Verification Certificate, you can be sure that this calibration box offers a high level of accuracy.

Please note that the Martindale CB12 Calibration Checkbox is not designed for use with loop testers.

Specification
  • Resistance settings: 0.5Ω, 1Ω, 2Ω, 20Ω, 200Ω, 1kΩ, 10kΩ, 20kΩ, 100kΩ, 1MΩ, 2MΩ, 10MΩ
  • Accuracy: 0.5Ω - 2Ω ± 0.025Ω , 20Ω- 10MΩ ± 2%
  • Maximum voltage input: 1000V DC
  • Case: Impact Resistant ABS