SMART 3G-C2

The SMART3G-C2 fixed gas detector has sensor options for detecting more than 50 toxic, flammable and refrigerant gases. It is ideal for  a variety of industrial applications and harsh environments. The device also features ongoing system self-diagnosis and optional RS485 interface for Modbus communication.

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Overview

The SMART 3G-C2 is a SIL2 certified fixed gas detector ideal for  a variety of industrial applications, capable of monitoring toxic, flammable and refrigerant gases in harsh environments and classified areas.

Wide variety of gas and sensor options

The SMART3G-C2 has options for the detection of over 50 flammable, toxic and refrigerant gases

Safety Integrity Level (SIL) certification

The SMART3G-C2 is SIL2 hardware and SIL3 software; with a redundant system also the hardware is SIL3.

Specification

with catalytic sensor with electrochemical sensor intrinsically safe detector
Size H120 x W184 x D90 mm (4.7 x 7.2 x 3.5ins) H138 x W200 x D119 mm (5.4 x 7.9 x 4.7ins)
Weight 1.25kg 2.7kg
Enclosure material Aluminium pressure die-casting with epoxy paint chromating and chemically resistant
Ingress Protection IP65
Connection 3 x 3/4” NPT
Power 12-24 Vdc
Electrical output Analogue 4-20 mA output; 1 or 3 relay board (optional); serial RS485 output (optional)
Operating temperature -40 / +60°C -30 / +55°C -20 / +50°C
Humidity 20 / 90% RH @40°C 15 / 90% RH non condensing 15 / 90% RH non condensing
Response time t90 < 60 s ; t50 < 20 s
Functional safety SIL2 hardware and SIL3 software
Approvals EMC, ATEX, IECEx

Gases

Sensor type
Acetic Acid (CH₃COOH) Catalytic sensor
Acetone (C3H6O) Catalytic sensor / Infrared sensor
Acetylene (C₂H₂) Catalytic sensor
Ammonia (NH3) Catalytic sensor / Electrochemical sensor
Benzene (C₆H₆) Catalytic sensor
Butadiene (C4H6) Infrared sensor
Butane (C₄H₁₀) Catalytic sensor / Infrared sensor
Carbon Monoxide (CO) Catalytic sensor / Electrochemical sensor
Chlorine (CL₂) Electrochemical sensor (intrinsically safe detector)
Cyclohexane (C₆H₁₂) Catalytic sensor / Infrared sensor
Cyclopentane (C₅H₁₀) Catalytic sensor
Dimethyl ether (C₂H₆O) Infrared sensor
Ethane (C ₂H ₆) Catalytic sensor / Infrared sensor
Ethanol (C₂H₆O) Catalytic sensor / Infrared sensor
Ethyl Acetate (C₄H₈O₂) Catalytic sensor / Infrared sensor
Ethyl Ether ((C2H5)2O) Catalytic sensor
Ethylene (C ₂H ₄) Catalytic sensor
Ethylene Oxide (C ₂H ₄O) Catalytic sensor
Formaldehyde (CH₂O) Catalytic sensor
Heptane (C₇H₁₆) Catalytic sensor / Infrared sensor
Hexane (C₆H₁₄) Catalytic sensor / Infrared sensor
Hydrogen (H2) Catalytic sensor / Electrochemical sensor
Hydrogen Cyanide (HCN) Electrochemical sensor (intrinsically safe detector)
Hydrogen Sulphide (H2S) Electrochemical sensor
ISO Butane (C4H10) Catalytic sensor / Infrared sensor
ISO Butyl Alcohol ((CH₃)₂CHCH₂OH) Catalytic sensor
ISO Pentane (C ₅H ₁₂) Catalytic sensor
ISO Propyl Alcohol (C3H8O) Catalytic sensor / Infrared sensor
Isobutylene (C4H8) Infrared sensor
JP8 Catalytic sensor
LPG Catalytic sensor / Infrared sensor
Methane (CH₄) Catalytic sensor / Infrared sensor
Methanol (CH₃OH) Catalytic sensor
Methyl Ethyl Ketone (MEK) Catalytic sensor
Nitric Oxide (NO) Electrochemical sensor
Nitrogen Dioxide (NO₂) Electrochemical sensor (intrinsically safe detector)
Nonane (C₉H₂₀) Catalytic sensor
Oxygen (O2) Electrochemical sensor
Pentane (C₅H₁₂) Catalytic sensor / Infrared sensor
Petrol Vapours Catalytic sensor / Infrared sensor
Propane (C₃H₈) Catalytic sensor / Infrared sensor
Propyl alcohol (C₃H₈O) Catalytic sensor
Propylene (C3H6) Catalytic sensor / Infrared sensor
Styrene (C8H8) Catalytic sensor
Sulphur Dioxide (SO₂) Electrochemical sensor (intrinsically safe detector)
Toluene (C7H8) Catalytic sensor
Tri-Methylbenzene (C9H12) Catalytic sensor
Vinyl Acetate (C4H6O2) Catalytic sensor
Xylene (C₈H₁₀) Catalytic sensor

Refrigerants

Sensor type
R152a Infrared sensor
R454B Infrared sensor
R32 Infrared sensor
R134A Infrared sensor
SF6 Infrared sensor
R125 Infrared sensor
R1234YF Infrared sensor
R1234ZE Infrared sensor
R404A Infrared sensor
R407A Infrared sensor
R407F Infrared sensor
R449A Infrared sensor
R507 Infrared sensor
R410A Infrared sensor
R417A Infrared sensor
R448 Infrared sensor

Downloads

Datasheet