RS PRO Ohm Meter, Maximum Resistance Measurement 20 kΩ, Resistance Measurement Resolution 100μΩ, Measurement Type

Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): TW
Product Details

RS PRO Milliohm Meter ILOM-508A

RS PRO milliohm meter ILOM-508A is a great value instrument for precise impedance measurement by the four-wire type with one pair of coated clips. It offers a large measurement range from 0.1 mΩ to 20 kΩ in six switchable steps. This device has many great features including D-H switch lockup readings for LCD display. Milliohm meters are ideal for measuring low resistance at high precision to verify the value of the electrical circuit. This meter is powered by 1.5 V batteries (X6).

Features and Benefits:

  • 3 -1/2 digits, LCD display with maximum reading of 1999 with decimal point and measurement unit

  • Accuracy ± (0.3% of reading + 1 digit)

  • Open-terminal voltage 1.0 V maximum

  • Overload indication 'OL'

  • Zero adjust knob

  • Low battery indication

  • Reading speed 2.5 times per second

  • Operating temperature and RH value 5 °C to 40 °C, 80% RH or lower

  • Storage temperature and RH value -10 °C to 60 °C, 70%RH or lower

  • Power supply 1.5 V x 6 NEDA 15F IEC R6 JIS SUM-3

  • AC input voltage 100 Vac to 240 Vac 0.3 A with input frequency of 60 Hz or 50 Hz

  • Free voltage DC output 9 Vdc (8∼11 Vdc maximum)

  • Fuse protection 2 A/25 V (5 mm x 20 mm), fast minimum interrupt ratings 1500 A

  • Supply current greater than 0.5 A

  • Dimensions 160 x 100 x 52 mm

  • Weight approximately 700 g

Typical Applications

Ohmmeters are electrical instruments that measure electrical resistance of a circuit. There are various types of meters available with different sensitivity levels which include micro, mega and milliohm meters. These RS PRO meters are milliohm meters and can be used for measuring:

  • Resistance

  • Motor coils

  • Transformers

  • Printed circuit boards

  • Conductors

  • Light electricity

  • Welding point


Are calibration versions available for these ohmmeters?

Yes, calibration versions are available.

Why choose RS PRO?

RS PRO is our own brand of high-quality products whilst bringing you great value for money. Our wide range of products have been engineered to meet high industry standards, so you are ensured reliable and robust solutions.

Supplied with

Set of test clips, instruction manual

Attribute Value
Maximum Resistance Measurement 20 kΩ
Resistance Measurement Resolution 100µΩ
Measurement Type 4 Wire
Power Source Battery
Handheld Yes
Dimensions 100 x 52 x 160mm
Weight 700g
Height 160mm
Length 100mm
Maximum Accuracy ±0.3 % +1 Digit
Width 52mm
52 In stock - FREE next working day delivery available
Price Each
£ 160.68
(exc. VAT)
£ 192.82
(inc. VAT)
Per unit
1 +
Calibration Options:
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