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DL 420
16th Edition Multifunction Digital Loop Tester
The ultimate 16th edition instrument
- 4 in 1 digital tester - loop (including PFC), mains voltage, correct wiring, correct polarity
- Patented no-trip loop test technology
- Fully protected against accidental phase to phase connection
- Instant readout of PFC (Prospective Fault Current)
- Built in proven SOK 32 correct wiring indication - see page 30 for complete fault indication chart
- Accurate mains voltage measurement to latest BS7699
- Unique Socket & See Polarity test gives ultimate overall system safety check
- Carrying case included
- Uses true impedance technique for accurate measurement of Loop and Prospective Fault Current (PFC) at origin
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