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Check out what else you can get from Martindale: CB12 CHECKBOX 18th Edition Testers Motor Maintenance Equipment Accessories Multifunction Testers Calibration Equipment Non-trip Loop Testers Continuity Testers Pat Testers & Accessories Electricians’ Kits Phase Rotation Testers NSTRUCTION Environmental Products Proving Units ANUAL Full Calibration &...
0.5Ω, 1Ω, 2Ω, 20Ω, 200Ω, 1kΩ, 10kΩ, 20kΩ, 100kΩ, 1MΩ, 2MΩ, Please keep these instructions for future reference. Updated instructions and 10MΩ product information are available at: www.martindale-electric.co.uk/instruct Accuracy: REMEMBER: SAFETY IS NO ACCIDENT 0.5Ω - 2Ω...
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USER NOTES Thank you for buying one of our products. For safety and full understanding of its benefits please read this manual before use. Technical support is available from 01923 441717 and support@martindale-electric.co.uk. CONTENTS Introduction Inspection Description Product Specific Safety Information...
If there is any damage then consult your distributor immediately. 1.2 Description The CB12 calibration checkbox is designed to check the calibration of the continuity and resistance ranges of insulation testers & multimeters, providing a quick check to ensure the instrument being used is giving an accurate reading.
Warning test leads or to any product which, in Martindale’s opinion, has been Before use check the unit for cracks or any other damage. Make misused, altered, neglected, contaminated, or damaged by accident sure the unit is free from dust, grease and moisture.
4.3 Repair & Service There are no user serviceable parts in this unit. Return to Martindale Electric if faulty. Our service department will quote promptly to repair any fault that occurs outside the guarantee period.
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