Motec PLM (Professional Lambda Meter)

Motec PLM (Professional Lambda Meter)

Part Number: 15002/15003/15004/15005
Manufacturer: Motec
Product Type: Lambda Measurement
Related Documentation: Download Related Documentatio
  • Product Description
  • Additional Info

The quick and easy to use Professional Lambda Meter (PLM) measures the air fuel ratio over a wide range of mixtures with fast response time. It has the power and configurability required for both development and tuning of emission controlled vehicles and for use in motorsport.

Sensors compatibility

Bosch LSU, 5 wire sensor

NTK UEGO, 5 wire sensor


CAN communications up to 1 Mbit

RS232 communication for configuration

Analogue output providing differential voltage

Maximum 8 ampere sensor heater

Multiple PLMs (up to 16) can be connected together

Available as part of complete Lambda measurement kits

Usable as an alternative to wideband Lambda upgrades in MoTeC ECUs and Dash Loggers

2 x 9 pin Dsub connector

Robust aluminium enclosure


Compatible fuel: gasoline/petrol, alcohol, LPG, diesel and user defined 'blend' fuel

Comprehensive diagnostic and status channels

Calibration methods:

automatic, using the sensor's built-in calibration resistor

manual table entry

known oxygen environment

calibration constant

Standard configuration tables

Configurable to compensate for sensor aging and contamination

Accuracy +/– 1.5%

Operating range: Lambda 0.7 to 32, AFR 10.3 to 470 for gasoline/petrol, oxygen 0 to 22%


Display configurable to show Lambda, Air Fuel Ratio or equivalence ratio

Flexible display setup configurable for

resolution (decimal points)

display update rate

display filtering

backlight intensity

Easy to read 3.5 digit LCD with 12.7 mm (½") digit height

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28 Kingston Business Park
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