This allows all manual tests performed to be stored against the appliance number until the appliance number is changed. Most PAT testers from Seaward have a 'nag screen' which puts up a message on the screen when it needs calibrating. Page 3 How to use the Meter Display Been poking away at a few things over the last few days since getting back from Canada. It comes in a complete kit ready for use including three flexi-clamps.
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