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Martindale MM39 Auto Ranging Multimeter

The MM39 is an auto-ranging multimeter with a large rotary switch for easy selection of the required test, even when wearing gloves.

Next Day Delivery (subject to availability)

£27.50 excluding VAT £33.00 including VAT @ 20% Regular Price: £46.80
  • Measures resistance
  • AC/DC voltage
  • Auto and Manual Range
  • 30DayMoneyBack
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Martindale MM39 Auto Ranging Multimeter


The Martindale MM39 multimeter is autoranging and features a large rotary knob for easy selection of the required test, even when wearing gloves.

There are two additional buttons, one to lock the range and the other to hold the result on the display. The multimeter functions include DC Volts, AC Volts, AC Amps, Ohms, Continuity with Audible Indication and Diode Test.

Each MM39 multimeter is supplied with standard test leads, batteries, protective rubber holster and instruction manual.

 

MM39 Multimeter Comes Supplied With:

  • TL16 Test Leads
  • 2 x 1.5V Batteries
  • Instruction Manual
Martindale MM39 Auto Ranging Multimeter
Display 3.5 inch digit liquid crystal display (LCD) with max reading of 1999
Polarity Automatic, positive implied, negative polarity indication
Overrange (OL) or (-OL) is displayed
Zero Automatic
Low battery Symbol displayed when below certain level
Measurement Rate 2 times per second, nominal
Auto Power Off Approx. 10 mins
Operating Environment 0 to 50°C at <70% relative humidity
Storage Temperature -20 to 60°C at <80% relative humidity
Accuracy Stated accuracy at 23°C ±5°C, <75% relative humidity
Temperature Coefficient 0.1 x (specified accuracy) per °C (0 to 18°C, 28-50°C)
Altitude 6561.7 feet (2000m)
Power 1.5V batteries x 2, RO3/Size AAA
Battery Life 200 hours typical with carbon-zinc
Dimensions 145mm (H) x 70mm (W) x 34mm (D)
Weight Approx 11.1oz (315g) including holster
DC Volts  
DC Voltage Range 200mV, 2V, 20V, 200V, 600V
DC Resolution 0.1mV
Accuracy ±(1.0% rdg + 2 dgts)
Input Impedance 200mV: >100MΩ: 2V: 10MΩ, 20V-600V: 9.1MΩ
Overload Protection 600VDC or AC RMS
AC Volts (50Hz-500Hz)  
Ranges 200mV, 2V, 20V, 200V, 600V
Resolution 0.1mV
Accuracy ±(2.0% rdg + 5dgts) 50Hz-100Hz on 200mV range, ±(2.0% rdg + 5 dgts)
Input Impedance 200mV: >100MΩ: 2V: 10MΩ, 20V-600V: 9.1MΩ
Overload Protection 600V DC or AC rms
Current  
Ranges 10A
Resolution 0.01A
DC Accuracy ±)3.0% rdg + 3 dgts)
AC Accuracy (50Hz-500Hz) ± (3.5% rdg + 5 dgts)
Voltage Burden 0.2V
Input Protection 10A/500V fast blow ceramic fuse
Resistance  
Ranges 200Ω, 2kΩ, 20kΩ, 200kΩ, 2MΩ, 20MΩ
Resolution 0.1Ω
Accuracy ±(1.5% rdg + 4 dgts) on 200Ω to 200kΩ ranges
±(2.5% rdg +4 dgts) on 2MΩ range
±(5.0% rdg + 5 dgts) on 20MΩ range
Open Circuit Volts -0.45Vdc (-1.2Vdc on 200Ω range)
Overload Protection 500V DC or AC rms
Diode Test  
Test Current 1.0mA (approximate)
Accuracy ±(3.0% rdg + 3 dgts)
Resolution 10mV
Audible Indication <0.25V
Open Circuit Volts 3.0Vdc typical
Overload Protection 500V DC or AC rms
Continuity  
Audible Indication Less than 25Ω
Response Time 500ms
Overload Protection 500V DC or AC rms

Standard FREE 3-5 Day Courier Delivery – UK Mainland only - Zones A & B
Included in the price for all orders over £40.00 (exc vat). Sent using express courier, delivered within 3-5 working days from the date of your order, subject to availability.

Standard 1-2 Day Express Courier Delivery – UK Mainland only - Zones A & B
£4.50 for all all orders under £40.00 (exc vat). Sent by express courier, delivered within 1-2 working days from the date of your order, subject to availability.

Express Courier 1-2 Day Delivery – UK Mainland only - Zones A & B
£4.50 select at the checkout. Sent using express courier.

Next Day Delivery – UK Mainland only - Zones A & B
£8.00 select at the checkout. Sent using express courier, orders must be placed before 3pm for next day delivery, subject to availability.

Saturday Pre 12am - UK Mainland only - Zones A & B
£15.00 select at the checkout. Sent using express courier, orders must be placed before 3pm for Saturday delivery.

Orders must be placed before 3pm for next day delivery and a telephone number supplied, subject to availability.
Please note that predicted delivery times are based on regular trading days Monday to Friday. Public holidays, bank holidays and weekends are outside the usual scope of our dispatch and therefore may incure additional days lead time to your order.

Orders requiring calibration. Whilst we take the greatest care to get all orders dispatched and delivered to you in the stated time frame, orders received late afternoon and requiring calibration may on occasion miss dispatch that day, according to the complexity of the calibration. Be assured they will ship on the next dispatch, this in most cases should not add more than 24 hours to you delivery.

Delivery Surcharges
Because of the high cost of carriage we need to apply a surcharge on all deliveries made in the following regions bringing the carriage charges to:

  • Zones A & B  - Mainland delivery rates apply. 
  • Zone C - Scottish Highlands. 
  • Zone D - Outer Hebrides, Orkney Isles, Shetland Isles, Isle of Man, Scilly Isles, and Channel Islands.
  • Zone E - Northern Ireland
  • Zone F - Republic of Ireland

New Postage Map Sept 2018> 

International delivery

International delivery charges are automatically added to your order at the checkout; you can also use the guide below for a guide on prices. For any questions regarding international deliveries please contact us at sales@isswww.co.uk

If no shipping option is available to your selected country please call us on +44 (0) 1603 406 148 to purchase your items.