PLM Professional Lambda Meter only

Specifications

Inputs/Outputs

• 2 x Digital inputs, user programmable as PLM-enable or RPM input
• 1 x Analogue voltage output, user programmable from 0 to 5 V, provided as differential voltage ranging from –4.8 to 5 V
• Power supply 7 to 16 V
• Input current
  • 60 mA typical with backlight off
  • 110 mA typical with backlight on
  • plus sensor heater current (maximum 8 A)

Communications

• 1 x CAN
• 1 x RS232 for configuration only

Display

• LCD 3.5 digit
• Digit height 12.7 mm
• Green LED backlight

Connectors

•  2 x D9, 9 pin Dsub connector

Physical

• Dimension 105 x 41 x 25 mm (excluding connector)
• Weight 135 gram

Features

General

• 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

Measurement/Configuration

• Compatible fuel:
  • gasoline/petrol
  • alcohol
  • LPG
  • diesel
  • 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

• 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