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LPG Gas Transmitter

LPG Gas Transmitter
LPG Gas Transmitter
Product Code : 42
Product Description

LPG Gas Transmeter (KD-12)

Features Simple and reliable LPG Gas Transmeter

  • Bright LED Digital display
  • Maintenance Mode Function
  • Programmable alarm relay
  • Proven cosmos gas sensor technology

Cost effective and easy installation Rugged and compact Design

  • Protection rating IP65 (Standard)
  • Size as W158 X H116 X D68mm, Weight 1.2Kg

Environmentally-friendly product

  • Lead free PC board, electronics parts and solders




Corresponding Sensor Type

Hot wire semiconductor type (KD-12A) or Catalytic combusion type(KD-12B)

Sampling Method


Alarm Accuracy

  • Combustible gas : +25% of Alarm Set Value
  • Toxic gas : +30% of Alarm Set Value

Alarm Delay

  • Combustible gas : 30s or less at 160% concentration of an Alarm Set Value
  • Toxic gas : 60s or less at 160% concentration of an Alarm Set Value

Waring Display

  • Gas alarm (1st stage only) Red lamp flashes
  • Trouble alarm (sensor breaking, sensor zero drop, power supply voltage error etc.) Yellow lamp flashes

External Output

Gas concentration analog signal (direct linear reading of concentration)

  • 4 to 20 mA DC (common to the negative side of power supply)
  • 0.9 mA or less at Trouble alarm
  • The load resistance of analog signal is to be less than 300Ω including interconnection resistance Gas alarm contact (1st stage only)
  • 1a non-voltage relay contact / Non-latching
  • Rated load : 0.5 A at 250V AC or 0.5 A at 30V DC (resistance load)

Gas Concentration Display

Four- digit digital LED display (direct linear reading of concentration)


At 4 points of magnetic switches

Cable Connection

Screw-less terminal blocks

Degree of protection

IP65 (internal instrument)

CE Marked

Complied with CE Directive 89/336/EEC,92/31/EEC, 93/68/EEC

Applicable Cable

Cable outer diameter (10 to 13 mm dia.)

  • 5-conductor cable (power supply, analog signal and gas alarm contact):
  • 3-conductor cable (power supply and analog signal): CVV-S 2mm2

Temperature and Humidity range

  • Temperature :- 10 to 50 degree C
  • Humidity : 10% to 905 (0 to 50 degrees C)

No radical temperature or humidity changes and no condensation

Power Supply

24V DC (18 to 30V DC)

Power Consumption

3 W or less


158(W) X 116 (H) X 68 (D) mm (excluding protrusions)


Approx. 1.2Kg