Megger MFT70-US, User Manual

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Setup options
Sending, Storing, Deleting and Recalling Test Results
Test results can be stored in the MFT, or downloaded immediately to a Bluetooth ® compatible device running
Megger Download Manager. Refer to “Setup options” on page 26
Test results are stored in “Folders” against a set of circuit references as below:
Folders:
Jb 000 to 255 Job number – Allows results from different locations to be saved in one instrument
Db 001 to 255 Distribution board number
CIR 000 to 255 Circuit reference number
PHA 001 to 003 Phase number
Circuit type:
In addition, the following circuit descriptors are used to identify on which part of the circuit the measurement was
made:
Insulation:
Symbol Definition
L – E Live to Ground Tes
L – n Live to Neutral Test
n – E Neutral to Ground Test
L - L Live to Live Test
- - - No connection selected
Continuity:
Symbol Definition
R1 Live
R2 Circuit Protective Conductor
R12 R1 + R2
RR1 Ring Circuit Phase-Phase
RR2 Ring Circuit CPC-CPC
RRN Ring Circuit Neutral-Neutral
-- - - No connection selected
Loop Testing:
Not relevent to this instrument.
L-E range measurements are automatically saved as L-E connections
L-N range
Symbol Definition
L – E Live to Ground Test
L – n Live to Neutral Test
L - L Live to Live Test