Oldham OLCT 60 Fixed Gas Detector

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Oldham OLCT 60 Fixed Gas Detector

  • Fixed gas detector designed for monitoring oxygen, flammable, toxic, refrigerant gases, and VOCs.
  • Suitable for hazardous industrial environments.
  • Features a local display for gas readings and status information.
  • Supports both onboard and remote sensor configurations.
  • Available in explosion-proof and intrinsically safe versions.
  • Designed for easy maintenance and reduced downtime.

Key Features

  • Non-intrusive operation using a magnetic key.
  • No need to open the detector during configuration or maintenance.
  • Maintenance mode lock prevents accidental parameter changes.
  • Pre-calibrated smart sensors for quick replacement.
  • Sensors can be removed and calibrated in a safe area.
  • One-person calibration process.
  • Smart sensor technology simplifies maintenance.

Detection Capabilities

  • Combustible gas detection.
  • Toxic gas detection.
  • Oxygen (O₂) monitoring.
  • Volatile Organic Compounds (VOCs).
  • Refrigerant gas detection.
  • Carbon Dioxide (CO₂) monitoring using infrared sensor options.

Sensor Technologies

  • Catalytic sensors.
  • Electrochemical sensors.
  • Semiconductor sensors.
  • Infrared sensors.

Outputs & Communication

  • 4-20 mA analogue transmitter output.
  • Integrated local display.
  • Compatible with gas detection control systems.

Construction & Design

  • 316L stainless steel housing.
  • Corrosion-resistant construction.
  • Designed for harsh industrial environments.
  • IP66-rated dust and water protection.
  • Suitable for indoor and outdoor installations.

Remote Sensor Capability

  • OLCT 60D models support remote sensor installation.
  • Remote sensor can be mounted up to 15 meters away.
  • Ideal for hard-to-access or hazardous locations.
  • Suitable for Zone 0 and Zone 20 applications when using intrinsically safe sensors.

Technical Specifications

  • Power Supply: 16 to 30 VDC.
  • Operating Temperature: -20°C to +60°C.
  • SIL 2 compatible.
  • Dimensions: 154 x 186 x 121 mm.
  • Weight: 2.1 kg.

Available Versions

  • OLCT60-XP – Flameproof transmitter with onboard sensor.
  • OLCT60-XPA – Flameproof transmitter with poison-resistant sensor.
  • OLCT60-XPIR – Flameproof transmitter with infrared sensor.
  • OLCT60D-XP – Flameproof transmitter with remote sensor.
  • OLCT60D-XPA – Flameproof transmitter with remote poison-resistant sensor.
  • OLCT60D-XPIR – Flameproof transmitter with remote infrared sensor.
  • OLCT60-IS – Intrinsically safe transmitter with onboard sensor.
  • OLCT60D-IS – Intrinsically safe transmitter with remote sensor.

Applications

  • Oil & Gas facilities.
  • Chemical processing plants.
  • Refineries.
  • Offshore platforms.
  • Industrial manufacturing.
  • Utilities and infrastructure.
  • Hazardous area gas monitoring.

Benefits

  • Easy maintenance with replaceable smart sensors.
  • Reduced downtime through pre-calibrated sensors.
  • Flexible installation with remote sensor options.
  • Suitable for harsh and corrosive environments.
  • Reliable gas detection with multiple sensing technologies.
  • Non-intrusive operation improves safety in hazardous areas.
Part Number Description
OLCT 60 fitted with GD10P
OLCT60-GD10P-02DGOLCT 60 fitted with GD10P, Acetylene (C₂H₂), 0–100% LEL
OLCT60-GD10P-03DGOLCT 60 fitted with GD10P, Ethylene (C₂H₄), 0–100% LEL
OLCT60-GD10P-05DGOLCT 60 fitted with GD10P, Ethanol (C₂H₆O), 0–100% LEL (3.3% Vol.)
OLCT60-GD10P-07DGOLCT 60 fitted with GD10P, Propene (C₃H₆), 0–100% LEL
OLCT60-GD10P-09DGOLCT 60 fitted with GD10P, Propane (C₃H₈), 0–100% LEL (2.2% Vol.)
OLCT60-GD10P-09EGOLCT 60 fitted with GD10P, Propane (C₃H₈), 0–100% LEL (1.7% Vol.)
OLCT60-GD10P-11DGOLCT 60 fitted with GD10P, Pentane (C₅H₁₂), 0–100% LEL
OLCT60-GD10P-12DGOLCT 60 fitted with GD10P, Hexane (C₆H₁₄), 0–100% LEL
OLCT60-GD10P-13DGOLCT 60 fitted with GD10P, Benzene (C₆H₆), 0–100% LEL
OLCT60-GD10P-14DGOLCT 60 fitted with GD10P, Toluene (C₇H₈), 0–100% LEL
OLCT60-GD10P-15DGOLCT 60 fitted with GD10P, Styrene (C₈H₈), 0–100% LEL
OLCT60-GD10P-17BGOLCT 60 fitted with GD10P, Methane (CH₄), 0–100% Vol.
OLCT60-GD10P-17DGOLCT 60 fitted with GD10P, Methane (CH₄), 0–100% LEL (5% Vol.)
OLCT60-GD10P-17EGOLCT 60 fitted with GD10P, Methane (CH₄), 0–100% LEL (4.4% Vol.)
OLCT60-GD10P-18BGOLCT 60 fitted with GD10P, Methane (CH₄), 0–100% Vol. (Biogas)
OLCT60-GD10P-19DGOLCT 60 fitted with GD10P, Methanol (CH₄O), 0–100% LEL
OLCT60-GD10P-23ANOLCT 60 fitted with GD10P, Carbon Dioxide (CO₂), 0–10,000 ppm
OLCT60-GD10P-23BCOLCT 60 fitted with GD10P, Carbon Dioxide (CO₂), 0–5% Vol.
OLCT60-GD10P-23BDOLCT 60 fitted with GD10P, Carbon Dioxide (CO₂), 0–10% Vol.
OLCT60-GD10P-23BHOLCT 60 fitted with GD10P, Carbon Dioxide (CO₂), 0–3% Vol.
OLCT60-GD10P-23BJOLCT 60 fitted with GD10P, Carbon Dioxide (CO₂), 0–25% Vol.
OLCT60-GD10P-24BCOLCT 60 fitted with GD10P, Carbon Dioxide (CO₂), 0–5% Vol. (CH₄ Immune)
OLCT60-GD10P-24BGOLCT 60 fitted with GD10P, Carbon Dioxide (CO₂), 0–100% Vol. (CH₄ Immune)
OLCT60-GD10P-38DGOLCT 60 fitted with GD10P, n-Butane (n-C₄H₁₀), 0–100% LEL
OLCT60-GD10P-73DGOLCT 60 fitted with GD10P, Cyclohexane (C₆H₁₂), 0–100% LEL
OLCT60 Flameproof with IS On-Board Sensor
OLCT60-IS-200-1Oxygen (O₂), 0–30%, M25 cable entry
OLCT60-IS-203-1Carbon Monoxide (CO), 0–100 ppm, M25 cable entry
OLCT60-IS-204-1Carbon Monoxide (CO), 0–300 ppm, M25 cable entry
OLCT60-IS-205-1Carbon Monoxide (CO), 0–1000 ppm, M25 cable entry
OLCT60-IS-206-1Carbon Monoxide (CO), 0–1%, M25 cable entry
OLCT60-IS-213-1Hydrogen Sulfide (H₂S), 0–30 ppm, M25 cable entry
OLCT60-IS-214-1Hydrogen Sulfide (H₂S), 0–100 ppm, M25 cable entry
OLCT60-IS-215-1Hydrogen Sulfide (H₂S), 0–1000 ppm, M25 cable entry
OLCT60-IS-216-1Nitric Oxide (NO), 0–100 ppm, M25 cable entry
OLCT60-IS-217-1Nitric Oxide (NO), 0–300 ppm, M25 cable entry
OLCT60-IS-218-1Nitric Oxide (NO), 0–1000 ppm, M25 cable entry
OLCT60-IS-219-1Nitrogen Dioxide (NO₂), 0–10 ppm, M25 cable entry
OLCT60-IS-220-1Nitrogen Dioxide (NO₂), 0–30 ppm, M25 cable entry
OLCT60-IS-221-1Sulfur Dioxide (SO₂), 0–10 ppm, M25 cable entry
OLCT60-IS-222-1Sulfur Dioxide (SO₂), 0–30 ppm, M25 cable entry
OLCT60-IS-223-1Sulfur Dioxide (SO₂), 0–100 ppm, M25 cable entry
OLCT60-IS-224-1Chlorine (Cl₂), 0–10 ppm, M25 cable entry
OLCT60-IS-225-1Hydrogen (H₂), 0–2000 ppm, M25 cable entry
OLCT60-IS-227-1Hydrogen Chloride (HCl), 0–30 ppm, M25 cable entry
OLCT60-IS-228-1Hydrogen Chloride (HCl), 0–100 ppm, M25 cable entry
OLCT60-IS-229-1Hydrogen Cyanide (HCN), 0–10 ppm, M25 cable entry
OLCT60-IS-230-1Hydrogen Cyanide (HCN), 0–30 ppm, M25 cable entry
OLCT60-IS-231-1Ammonia (NH₃), 0–100 ppm, M25 cable entry
OLCT60-IS-232-1Ammonia (NH₃), 0–1000 ppm, M25 cable entry
OLCT60-IS-233-1Ammonia (NH₃), 0–5000 ppm, M25 cable entry
OLCT60-IS-235-1Chlorine Dioxide (ClO₂), 0–3 ppm, M25 cable entry
OLCT60-IS-242-1Phosphine (PH₃), 0–1 ppm, M25 cable entry
OLCT60-IS-243-1Arsine (AsH₃), 0–1 ppm, M25 cable entry
OLCT60-IS-244-1Ethylene Oxide (C₂H₄O), 0–30 ppm, M25 cable entry
OLCT60-IS-245-1Silane (SiH₄), 0–50 ppm, M25 cable entry
OLCT60-IS-246-1Phosgene (COCl₂), 0–1 ppm, M25 cable entry
OLCT60-IS-247-1Formaldehyde (CH₂O), 0–50 ppm, M25 cable entry
OLCT60-IS-248-1Ethylene Oxide (C₂H₄O), 0–100 ppm, M25 cable entry
OLCT60-IS-250-1Methanol (CH₄O), 0–1000 ppm, M25 cable entry
OLCT60-IS-251-1Hydrazine (N₂H₄), 0–1 ppm, M25 cable entry
OLCT60-IS-255-1Hydrogen Bromide (HBr), 0–30 ppm, M25 cable entry
OLCT60-IS-256-1Hydrogen Bromide (HBr), 0–100 ppm, M25 cable entry
OLCT60-IS-258-1Fluorine (F₂), 0–5 ppm, M25 cable entry

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