GDA 290: Flammable Gas Detector

This standalone sensor/Controller has a set of normally closed contacts which open on alarm /loss of power or sensor malfunction, making it totally fail safe. The sensor uses an electro catalytic sensor and is factory calibrated at one alarm point. The unit can be powered from 12-32 VDC. The sensor element will not be damaged in cases of high exposure levels exceeding 100% LEL. The sensor can have factory calibrated alarm point as a % of the LEL to Methane, Propane or Butane. The unit is fully encapsulated and very robust.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 2300: MODBUS Gas Detection Sensor

The GDA 2300 series board is a slave MODBUS interface board that can read from a 2500 series sensor head and/or a 4-20 mA sensor input. The slave device can communicate MODBUS RTU with a baud rate of 9600 or 19200 bps and can have up to 32 devices on a single MODBUS line. The device support the functions ‘Read Holding Register’ (0x03) to read the concentration of the sensors and ‘Write Single Register’ (0x06) to control the 2 output relays from the MODBUS Master. The calibration of the device is easily done with span and zero push buttons that are mounted on the board.

GDA 2525: Carbon Monoxide Gas Sensor (0-100 ppm, 0-150 ppm, 0-200 ppm, 4-20 mA o/p)

The GDA 2525 carbon monoxide gas sensor is a 2 wire 4-20 mA Loop Powered device. It has an electrochemical carbon monoxide sensor unit which is temperature compensated. The carbon monoxide sensor element is on a pluggable lead to allow ease of replacement. The carbon monoxide gas sensor comes with user selectable ranges 0-100ppm, 0-150ppm and 0-200ppm. The carbon monoxide gas sensor electronics are housed in a robust ABS sun tolerant plastic enclosure rated IP65; the sensor head and its electronics are housed in a metal enclosure giving it excellent RFI and EMC compatibility. The sensor head is fitted with a splash proof cover giving an IP62 rating. 

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 2526: Ammonia Gas Sensor (0-100 ppm, 4-20 mA o/p)

The GDA 2526 Ammonia gas sensor is a 2 wire 4-20 mA Loop Powered device. It has an electrochemical sensing unit which is temperature compensated. The sensor element is on a pluggable lead allow ease of replacement. The ammonia gas sensor electronics are housed in a robust ABS sun tolerant plastic enclosure rated IP65; the sensor head and its electronics are housed in a metal enclosure giving it excellent RFI and EMC compatibility. The sensor head is fitted with a splash proof cover giving an IP62 rating.
DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 2527: Nitrogen Dioxide Gas Sensor (0-20 ppm, 4-20 mA o/p)

The GDA 2527 Nitrogen Dioxide gas sensor is a 2 wire 4-20 mA Loop Powered device. It has an electrochemical sensing unit which is temperature compensated. The sensor element is on a pluggable lead allow ease of replacement. The nitrogen dioxide gas sensor electronics are housed in a robust ABS sun tolerant plastic enclosure rated IP65; the sensor head and its electronics are housed in a metal enclosure giving it excellent RFI and EMC compatibility. The sensor head is fitted with a splash proof cover giving an IP62 rating.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 2528: Oxygen Gas Sensor (0-25% Vol, 4-20 mA o/p)

The 2528 Oxygen gas sensor is a 2 wire 4-20 mA Loop Powered device with a range of 0-25% vol Oxygen. It has an electrochemical gas sensing unit which is temperature compensated. The gas sensor element is on a pluggable lead allow ease of replacement. The oxygen gas sensor electronics are housed in a robust ABS sun tolerant plastic enclosure rated IP65; the sensor head and its electronics are housed in a metal enclosure giving it excellent RFI and EMC compatibility. The sensor head is fitted with a splash proof cover giving an IP62 rating.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 2529: Hydrogen Sulphide Gas Sensor (0-100 ppm, 4-20 mA o/p)

The GDA 2529 Hydrogen Sulphide gas sensor is a 2 wire 4-20 mA loop Powered device. It has an electrochemical sensing unit which is temperature compensated. The sensor element is on a pluggable lead allow ease of replacement. The hydrogen sulphide gas sensor electronics are housed in a robust ABS sun tolerant plastic enclosure rated IP65; the sensor head and its electronics are housed in a metal enclosure giving it excellent RFI and EMC compatibility. The sensor head is fitted with a splash proof cover giving an IP62 rating.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 2530: Sulphur Dioxide Gas Sensor (0-20 ppm, 4-20 mA o/p)

The GDA 2530 Sulphur Dioxide gas sensor is a 2 wire 4-20 mA Loop Powered device. It has an electrochemical sensing unit which is temperature compensated. The sensor element is on a pluggable lead allow ease of replacement. The sulphur dioxide gas sensor electronics are housed in a robust ABS sun tolerant plastic enclosure rated IP65; the sensor head and its electronics are housed in a metal enclosure giving it excellent RFI and EMC compatibility. The sensor head is fitted with a splash proof cover giving an IP62 rating.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 2560: Flammable Gas Sensor (0-100% LEL, 4-20 mA o/p)

The GDA 2560 Flammable gas sensor [Hydrogen, Methane, Butane, Propane, Acetylene, and Ammonia] is a 3 wire (24 VDC) 4-20 mA device. This gas sensor is designed to be used areas classed as NON hazardous. It has an electron resistive catalytic sensing element which is temperature controlled. The sensor element is on a pluggable lead allow ease of replacement. The flammable gas sensor's electronics are housed in a robust ABS sun tolerant plastic enclosure rated IP65; the sensor head and its electronics are housed in a metal enclosure giving it excellent RFI and EMC compatibility. The sensor head is fitted with a splash proof cover giving an IP62 rating.
DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 2625: Carbon Monoxide Gas Sensor (0-100 ppm, 0-150ppm, 0-200 ppm, 4-20 mA, 0-5 V, 0-10 V o/p)

The GDA 2625 Carbon monoxide gas sensor is a further enhancement of the GDA 2525 Carbon monoxide gas sensor that allows AC and DC operation as well as providing the option of 4-20 mA, 0-10 V, and 0-5 V  operation. The additional voltage o/p can be used on BMS systems that use voltage inputs as opposed to current input. It has an electrochemical gas sensing unit which is temperature compensated. The gas sensor element is on a pluggable lead to allow ease of replacement. The carbon monoxide gas sensor electronics are housed in a robust ABS sun tolerant plastic enclosure rated IP65; the sensor head and its electronics are housed in a metal enclosure giving it excellent RFI and EMC compatibility. The sensor head is fitted with a splash proof cover giving an IP62 rating.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA

GDA 2626: Ammonia Gas Sensor (0-100 ppm, 4-20 mA, 0-5 V, 0-10 V o/p)

The GDA 2626 Ammonia gas sensor is a further enhancement of the GDA 2526 Ammonia gas sensor that allows AC and DC operation as well as providing the option of 4-20 mA, 0-10 V, and 0-5 V operation. The additional voltage o/p can be used on BMS systems that use voltage inputs as opposed to current input. It has an electrochemical gas sensing unit which is temperature compensated. The gas sensor element is on a pluggable lead to allow ease of replacement. The ammonia gas sensor electronics are housed in a robust ABS sun tolerant plastic enclosure rated IP65; the sensor head and its electronics are housed in a metal enclosure giving it excellent RFI and EMC compatibility. The sensor head is fitted with a splash proof cover giving an IP62 rating.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA

GDA 2627: Nitrogen Dioxide Gas Sensor (0-20 ppm, 4-20 mA, 0-5 V, 0-10 V o/p)

The GDA 2627 Nitrogen Dioxide gas sensor is a further enhancement of the GDA 2527 Nitrogen Dioxide gas sensor that allows AC and DC operation as well as providing the option of 4-20 mA, 0-10 V, and 0-5 V operation. The additional voltage o/p can be used on BMS systems that use voltage inputs as opposed to current input. It has an electrochemical gas sensing unit which is temperature compensated. The gas sensor element is on a pluggable lead to allow ease of replacement. The nitrogen dioxide gas sensor electronics are housed in a robust ABS sun tolerant plastic enclosure rated IP65; the sensor head and its electronics are housed in a metal enclosure giving it excellent RFI and EMC compatibility. The sensor head is fitted with a splash proof cover giving an IP62 rating.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA

GDA 2628: Oxygen Gas Sensor (0-25% vol, 4-20 mA, 0-5 V, 0-10 V o/p)

The GDA 2628 Oxygen gas sensor is a further enhancement of the GDA 2528 Oxygen gas sensor that allows AC and DC operation as well as providing the option of 4-20 mA, 0-10 V and 0-5 V operation. The additional voltage o/p can be used on BMS systems that use voltage inputs as opposed to current input. It has an electrochemical gas sensing unit which is temperature compensated. The gas sensor element is on a pluggable lead to allow ease of replacement. The oxygen gas sensor electronics are housed in a robust ABS sun tolerant plastic enclosure rated IP65; the sensor head and its electronics are housed in a metal enclosure giving it excellent RFI and EMC compatibility. The sensor head is fitted with a splash proof cover giving an IP62 rating.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA

GDA 2629: Hydrogen Sulphide Gas Sensor (0-100 ppm, 4-20 mA, 0-5 V, 0-10 V o/p)

The GDA 2629 Hydrogen Sulphide gas sensor is a further enhancement of the GDA 2529 Hydrogen Sulphide gas sensor that allows AC and DC operation as well as providing the option of 4-20 mA, 0-10 V and 0-5 V operation. The additional voltage o/p can be used on BMS systems that use voltage inputs as opposed to current input. It has an electrochemical gas sensing unit which is temperature compensated. The gas sensor element is on a pluggable lead to allow ease of replacement. The hydrogen sulphide gas sensor electronics are housed in a robust ABS sun tolerant plastic enclosure rated IP65; the sensor head and its electronics are housed in a metal enclosure giving it excellent RFI and EMC compatibility. The sensor head is fitted with a splash proof cover giving an IP62 rating.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA

GDA 2630: Sulphur Dioxide Gas Sensor (0-20 ppm, 4-20 mA, 0-5 V, 0-10 V o/p)

The GDA 2630 Sulphur Dioxide gas sensor is a further enhancement of the GDA 2530 Sulphur Dioxide gas sensor that allows AC and DC operation as well as providing the option of 4-20 mA, 0-10 V and 0-5 V operation. The additional voltage o/p can be used on BMS systems that use voltage inputs as opposed to current input. It has an electrochemical gas sensing unit which is temperature compensated. The gas sensor element is on a pluggable lead to allow ease of replacement. The sulphur dioxide gas sensor electronics are housed in a robust ABS sun tolerant plastic enclosure rated IP65; the sensor head and its electronics are housed in a metal enclosure giving it excellent RFI and EMC compatibility. The sensor head is fitted with a splash proof cover giving an IP62 rating.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA

GDA 2000Ex: Explosion Proof (IEC Ex) Flammable Gas Detector

The GDA 2000Ex is certified for use in Zone 1 Hazardous areas within Australia. The sensor is certified IEC Ex. It operates from 24 VDC and gives a 4-20 mA o/p over the range 0-100% LEL of the gas to which it is calibrated. Typical gases are Methane, Propane and Hydrogen. The unit can be programmed and calibrated without opening. It is fitted with a sensor splash cover giving a head IP rating of IP66 .

FULLY TECHNICALLY SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 2000Tx: Explosion Proof (IEC Ex) Toxic and Oxygen Gas Detector

This gas detector/gas sensor is certified for use in Zone 1 Hazardous areas within Australia. The gas detector/gas sensor is certified IEC Ex. It operates from 24 VDC and gives a 4-20 mA o/p over the range of the oxygen or toxic sensor to which it is calibrated. The gas detector/gas sensor can be programmed and calibrated without opening. The display indicates the gas level reading. It is fitted with a sensor splash cover giving a head IP rating of IP66. The sensor does not have to be opened to carry out a calibration as all programming can be carried out via an external magnetic switch. This allows calibration without a hot work permit.

FULLY TECHNICALLY SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 2000VOC: Explosion Proof (IEC Ex) Flammable Volatile Organic Compound Gas Detector

The GDA 2000VOC is an explosion proof (IEC Ex) certified VOC gas detector using PID technology as means of detection. The sensor is powered from 24V and gives 4-20mA output.The measruing range of gas varies from 5ppb ~ 300ppm dependent on gas being detected.

FULLY TECHNICALLY SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 3000: Explosion Proof (IEC Ex) Methane/Propane/Butane/Carbon Dioxide Gas Detector

This Infra red sensor is certified for use in Zone 1 Hazardous areas within Australia. The sensor is certified IEC Ex. It operates from 24 VDC and gives a 4-20 mA o/p over the range 0-100% LEL of the gas to which it is calibrated to. The sensor also has two users settable alarm points with the associated output SPCO relays as well as a dedicated FAULT relay .The unit can be programmed and calibrated without opening. The display indicates the gas level reading. It is fitted with a sensor splash cover giving a head IP rating of IP66. The sensor is available for use with specific hydrocarbon gases and also CO2. The sensor has 2 user programmable alarm relays with volt free contacts as well as a fault relay with volt free contacts.

FULLY TECHNICALLY SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 3100: Refrigerant Gas Detector Now Available for HFO's (R514a, R1234yf etc)

This detector detects generally used refrigerant gases (R22, R123, R134a, R404, R407, R410 etc) in the range 0-1000ppm. Each dectector is calibrated to a specific gas type. It has a configurable analog output, 4-20 mA; 0-20 mA; 0-5 V; 0-10 V.There is also a volt free relay which can be user programmed to operate anywhere within the sensor range. The unit is powered from 24 VDC.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 3160: Flush Mount Refrigerant Detector

The GDA 3160 is a low profile wall mounted refrigerant detector for use in offices and laboratories where a gas sensor needs to appear non obtrusive. It is designed to fit into a Clipsal double gang GPO wall mount. The total protrusion from the wall is 13 mm. The sensor uses NDIR techniques for detecting a wide range of refrigerant gases and is therefore immune from cross sensitivity to other gases. It has 4-20 mA o/p and interfaces to the full range of GDA control units and will interface to BMS and SCADA.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 3300: Sulphur Hexafluoride (SF₆) Gas Detector

The GDA 3300 SF6 detector provides reliable long term detection of SF6 gas at low levels. The available o/p’s are 4-20 mA, 0-20 mA, 0-10 V, 0-5 V. There is also a user relay (SPCO) that operates at a user defined level. The unit is powered from a 24 VDC.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 4350: Carbon Dioxide Gas Sensor

The GDA 4350 is a 3 wire 4-20 mA Non Dispersive Infra red (NDIR) Carbon Dioxide sensor. It gives a 4-20 mA o/p over the range of the sensor. It is housed in an IP65 ABS plastic case with an IP60 aperture for the gas path. It uses laser LED to give reliable performance. Calibration for non critical safety applications is every 3 years. There is a low temperature version (suffix LT) which operates from - 25°C to 30°C and a process version (suffix -P) on the ranges 5, 20, 100% vol with a stainless steel 5/8” BSP connection.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 4360: Flush Mount Carbon Dioxide Gas Sensor

The GDA 4360 is a 3 wire 4-20 mA Non Dispersive Infra red (NDIR) Carbon Dioxide detector. It gives a 4-20 mA o/p over the range of the sensor. Designed for applications where low profile intrusion into a room space is required. The unit fits into a GPO Clipsal spacing using P clamps. It uses laser LED to give reliable performance. Calibration for non critical safety applications is every 3 years. There is a low temperature version (suffix LT) which operates from - 25°C to 45°C.


DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA.

GDA 7228: Flush Mount Oxygen Gas Sensor

The 7228 Flush Mount Oxygen gas sensor is a 2 wire 4-20 mA Loop Powered device with a range of 0-25% vol Oxygen. It has an electrochemical gas sensing unit which is temperature compensated. The gas sensor element is on a pluggable lead allow ease of replacement. It is designed to fit into a Clipsal double gang GPO wall mount. The total protrusion from the wall is 13 mm; the sensor head and its electronics are housed in a metal enclosure giving it excellent RFI and EMC compatibility.

DESIGNED, MANUFACTURED and SUPPORTED by GAS DETECTION AUSTRALIA.