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316 SS Construction
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IP 66
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Multi-Layer Surge Protection
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SIL2 Certified
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Environmentally Bulletproof
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Plug-in replaceable gas sensors
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Dual outputs (4-20 mA and RS-485 Modbus)
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Non-intrusive magnetic programming
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Alphanumeric LED display with scrolling full message/text display
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Pre-emptive fault diagnostics
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Auto Zero/Auto Span sequence
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Fully encapsulated circuitry
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Electropolished 316 stainless steel housing
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Integral calibration port
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Multiple gas detection technologies (CHEMFET MOS, catalytic, infrared)
OLCT 700 / 710
$0.00
The OLCT 700/710 is a fixed toxic and combustible gas transmitter designed for hazardous area installations requiring reliable detection in extreme environments.
In stock
Model Series OLCT 700/710 industrial gas detection sensors are intelligent sensor modules designed for harsh and extreme locations. Features include electropolished 316 stainless steel housing, multi-layered transient spike protection, 100% encapsulated electronics, plug-in replaceable gas sensor elements, dual outputs (4-20mA analog and Modbus RS-485), SIL2 certification per IEC 61508/61511, IP66 rating, and non-intrusive magnetic operator interface. Available for hydrogen sulfide (H2S), combustible gas, carbon dioxide (CO2), and combustible hydrocarbon detection with operating temperature range -40°C to +75°C.
Description
OLCT 700 / 710
Model Series OLCT 700/710 industrial gas detection sensors are intelligent sensor modules designed for harsh and extreme locations. Features include electropolished 316 stainless steel housing, multi-layered transient spike protection, 100% encapsulated electronics, plug-in replaceable gas sensor elements, dual outputs (4-20mA analog and Modbus RS-485), SIL2 certification per IEC 61508/61511, IP66 rating, and non-intrusive magnetic operator interface. Available for hydrogen sulfide (H2S), combustible gas, carbon dioxide (CO2), and combustible hydrocarbon detection with operating temperature range -40°C to +75°C.
Features
Specifications
- Input Voltage (OLCT 700)
- 11.5-28 VDC standard
- Power Consumption
- <2 watts typical
- Outputs
- Linear 4-20 mA DC, RS-485 Modbus RTU
- Dimensions (OLCT 700)
- 178mm (7″) Height x 65mm (2.2″) Ø
- Weight (OLCT 700)
- 1.14kg (2.5lbs)
- Approvals
- ATEX II 2GEx dIIB+H2T4 Gb
- Functional Safety
- SIL2 as per IEC61508 (except CO2)
- Performance Approvals
- OLCT700IR, OLCT700FP to ISA 12.13, CSA #152
- Gas (OLCT 700/710 IR)
- Combustible Hydrocarbons or CO2
- Range (OLCT 700/710 IR)
- 0-100% LEL or 0-5% vol. CO2
- Temperature (OLCT 700/710 IR)
- -40℃ to +75℃
- Warranty (OLCT 700/710 IR)
- 2 years on electronics, 2 years on sensor
- Gas (OLCT 700/710 TP)
- Hydrogen Sulfide/H2S
- Range (OLCT 700/710 TP)
- 0-20 ppm, 0-50 ppm, 0-100ppm, 0-200ppm
- Temperature (OLCT 700/710 TP)
- -40℃ to +75℃
- Warranty (OLCT 700/710 TP)
- 2 years on electronics, 5 years on sensor
- Gas (OLCT 700/710 FP)
- Combustible Gas
- Range (OLCT 700/710 FP)
- 0-100% LEL
- Temperature (OLCT 700/710 FP)
- -40℃ to +75℃
- Warranty (OLCT 700/710 FP)
- 2 years on electronics, 2 years on sensor
- Accuracy/Repeatability
- OLCT700/710FP and IR: ±3% LEL 0-50% LEL; ±5% LEL 50-100% LEL. OLCT700TP: ±10% of reading or ±2ppm (greater of). OLCT700IR-CO2: ±5% full scale
- Response/Clearing Time
- OLCT700/710FP and IR-CH: T50<10s; T90<30s (respectively 6s and 10s as tested with 1 LPM flow rate). OLCT700TP: T50<30s; T80<60s. OLCT700IR-CO2: T50<15s; T90<40s
- Operating Humidity Range (Continuous)
- OLCT700FP: 0-99% RH non-condensing. OLCT700TP: 15-100% RH non-condensing. OLCT700IR: 0-99% RH non-condensing
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