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MI 3309 BT Delta PAT Tester

The Metrel MI3309 BT DeltaGT Tester with Bluetooth performs the job quickly and efficiently and has programmable pass/fail limits.

Part Number:

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List Price

975.43 incl. VAT)
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MI 3309 BT DeltaGT Tester

Kit includes:

  • Instrument MI3309 BT DeltaGT
  • Small soft carrying bag
  • IEC cable, 2 m, 2 pcs
  • Test lead, black, 1.5 m
  • Crocodile clip, green
  • Crocodile clip, brown
  • Test probe, green
  • Test probe, brown
  • PC software PATLink PRO
  • RS232 cable
  • USB cable
  • Test lead, green 1.5 m
  • Test lead, brown 1.5 m
  • Test lead with crocodile, black 1,5 m
  • Instruction manual
  • Short instruction manual
  • NiMH rechargeable batteries, type AA, 6 pcs

The new MI 3309 DeltaPAT is both battery and mains powered multifunctional instrument intended to perform measurements for testing the electrical safety of portable electrical equipment. The instrument contains unique P/RCD testing technology that prevents mains RCD from tripping out while measurements are being performed.

Measuring functions

  • Functional and visual inspection;
  • Earth bond resistance;
  • Insulation resistance; Insulation resistance of isolated accessible conductive parts;
  • Substitute leakage current; Substitute leakage current of isolated accessible conductive parts;
  • Differential leakage current test;
  • Touch leakage test;
  • P/RCD test;
  • Power test;
  • IEC cord polarity test;
  • TRMS voltage meter.

Other features

  • Graphic LCD with resolution of 128 x 64 dots, with backlight.
  • The graphic display offers easy reading of results, indications, measurement parameters and messages.
  • Large green and red lights for additional PASS / FAIL indication placed at the sides of the LCD.
  • Large data flash memory for storing test results & parameters (about 1500 tests with parameters can be stored in average).
  • Two communication ports (USB and RS232C) for communication with PC, and barcode reader.
  • Built-in real time clock.
  • Bar-coding system for quick test code selection and identification of device under test.
  • Programmable limits for PASS / FAIL evaluation.
  • Fully compatible with new Metrel PATLink PRO PC software package, included in standard set
    (download, view, print and export of test results).
  • Optional PC SW PATLink PRO Plus (advanced test result analysis and professional
    test report creation)
  • Portable and lightweight design.
  • Rechargeable battery powered instrument with built-in charging circuit.
  • The instrument can operate from mains power or batteries.


PC SW PAT Link PRO Plus enables advanced analysis of test results, comparison of old and new results and creation of professional test reports.

Technical data

Dimensions (w x h x l): 230 x 140 x 80 mm

Mass (without accessories): 1,2 kg


Technical Specification for: Metrel MI 3309 BT Delta PAT Tester

Earth Continuity Display Range0.00 - 19.99
Insulation Resistance Display Range0.00M - 19.99M
Internal memory1500
Bluetooth ConnectivityYes
Barcode scanner connectivityYes


Accessory Code Description Price (Ex VAT)
A1006 Soft Carrying Bag £53.67 ADD
A1013 Crocodile Clip Black £7.00 ADD
A1016 Test Probe Red £5.50 ADD
A1062 Test Probe Green £5.50 ADD
A1064 Crocodile Clip Red £9.00 ADD
A1105 Barcode scanner £99.00 ADD
A1153 20 m Test Lead Black £50.10 ADD
A1154 4 m Test Lead Black £16.00 ADD
A1171 USB / RS232 converter £14.29 ADD
A1305 PC SW PAT link PRO with USB and RS232-PS/2 cable £150.00 ADD