RKI Instruments

RKI T3A Sensor/Transmitter with J-Box (CH4) 0-100% LEL, IR

Ships in 6 - 8 weeks
1 Year Warranty
RKI Instruments
RKI T3A Sensor/Transmitter with J-Box (CH4) 0-100% LEL, IR
1 Year Warranty


RKI T3A Sensor/Transmitter with J-Box is a versatile assembly CH4 specific LEL Infrared gas detector. This Hydrocarbon specific LEL monitor is 3-Wire Loop-Powered (12 to 35 VDC) with 4-20 mA analog and RS-485 Modbus outputs standard. Magnetic switches allow for non-intrusive calibration while in the field as well as full system settings and diagnostics.

Please call Customer Service at 800-829-9580 if you have questions in choosing the correct product.

Designed to work with all RKI Beacon controllers, as well as most DCS / PLC systems: Beacon 110, Beacon 200, Beacon 410, or Beacon 800 Controllers.

Applications: Petrochemical plants, Refineries, Water & wastewater treatment plants, Pulp & paper mills, Manufacturing facilities, Chemical plants

Key Features:

  • Hydrocarbon (CH4) 0-100% LEL, IR
  • Wire powered (3-Wire), 12 to 35 VDC operating voltage
  • Operating temperature range -40°C to +60°C
  • LCD display with LED back-light
  • 3 Push-button interface (ADD, MENU, SUB)
  • Non-intrusive buttons using magnetic wand
  • 2 Individually configurable alarms
  • 2 Front panel LED indicators (amber and red)
  • 2 Optional fully programmable alarm relays (dry contacts)
  • Output options: 4-20mA (3-wire) analog, RS-485 Modbus, both standard Industry Applications
  • 1-Year warranty

Specification Sheet: Specification Sheet

Manual: Manual

66-6351-10 - CH4, 0-100% LEL IR

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Additional Information

Country of Origin:
United States
Gas Type:
IR Methane (CH4)
6.00 LBS
6.00 (in)
7.00 (in)
5.50 (in)
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