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Smart Gas Transmitter

Smart Gas Transmitter
Smart Gas Transmitter
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Product Code : GT-2500-Flameproof
Brand Name : Ambetronics
Price And Quantity
  • Minimum Order Quantity
  • 1
  • Unit of Measure
  • Piece/Pieces,
Product Specifications
  • Power Consumption
  • Less than 3.6 Watts Watt (W)
  • Accuracy
  • ±2% of Full Scale. mm
  • Display Type
  • Digital Only
Product Description

Smart Gas Transmitter

  • Provides a fast and reliable output by using Electro Chemical / Pellister Sensor Technology.
  • Optimized for detection of smallest leak of Oxygen, -Toxic and Combustible Gases.
  • Highly resistant to poisoning and etching.
  • Capable of detecting down to PPM, %LEL & %V/V.
  • Digital display of Gas Concentration on LED Display
  • Standard 4-20mA signal output with configurable range.
  • Easy handling and programming with 3 keys for Weatherproof Models.
  • Non - Intrusive programming for Flameproof model using Magnetic pen.
  • Password protected programming with password changing facility.
  • One man Auto Software Gas Calibration.
  • Optional Alarm relay contacts with two configurable Alarm levels & one Relay for fail safe relay.
  • Optional STEL and TWA set points can be configured for Toxic Gases.
  • Optional RS-485 communication port with MODBUS RTU Protocol.

Approval & Compliance for Flameproof :
Certified to Ex-d IIA, IIB, T6, IP66


Standard Compliance :

  • IS/IEC 60079-0 : 2004
  • IS/IEC 60079-1 : 2007
  •  IS/IEC 60529     : 2001



  • Gas Metering skid
  • Gas Cylinder Bank
  • Oil & Gas Industries
  • Gas Pipeline Project
  • Refineries
  • Cold Storage
  • Sewage Plants
  • Fertilizers Plants
  • Stack Monitoring
  • Chlorination Plant
  • Ambient Monitoring
  • Pulp & Paper Plants
  • Gas Metering Station
  • Burner / Furnace Areas
  • Bullet Yard / Storage Yard
  • Chemical Processing Plant
  • Acid Alkalizes & Dyes Mfg. Plants
  • Offshore Drilling & Processing Platforms
  • Heat Treatment Plants
  • Chemical Storage Area
  • Control Atmosphere
  • Power & Industrial Plants
  • Coal Mine and Confined Area
  • Chemical & Petrochemical Plants
  • Automotive Industries / Paint Shops



General :

Detection Method

Electrochemical / Catalytic Bead Pellistor /Solid State

Gases Detected

Oxygen / Toxic / Combustible / VOC (Please select from the table below).


2-Line, 4-Digit 8 mm (H) Seven Segment LED Display 8 LEDs to indicate status of instrument

Control Action

Two independent Alarm set points with Latch & Non-latch facility.

User selectable Hysteresis and Logic option.

Configurable STEL and TWA set points for Toxic Gases (optional).


By using 3 Keys on front panel for Weatherproof Model By using Magnetic pen for Flameproof model

Performance :


±2% of Full Scale.

Response Time

T20 < 18 Seconds

T50 < 22 Seconds

T90 < 40 Seconds

Start-up Time

Less than 30 Seconds.

Electrical :

Supply voltage

18 to 36 VDC, Typically 24 VDC

Power Consumption

Less than 3.6 watt


3 wire (1.5mm2) Flexible or armoured shielded cable

Weatherproof Housing :

Protection Class


Cabinet Material

Polycarbonate, grey colour

Cable Entry

Thermoplastic cable gland (IP 68)


155mm (H) x 100 mm (W) x 55 mm (D) - (1 Glands)

155mm (H) x 120 mm (W) x 55 mm (D) - (2 Glands)


Wall Mounting / Stand Mounting / Pipe Mounting


Approx 500 Grams

Output Signal :


4-20mA Current Output with configurable range selection.


Three SPDT Relays (one for FailSafe and Two for Alarm indication) of rating 2A/120VAC, 2A/24VDC.


RS-485 Communication port with MODBUS RTU protocol.

Error monitoring

Operating Temperature

-15ºC +to 50ºC

Storage temperature

-10ºC to +60ºC


Less than 95% non-condensing

Accessories (Optional) :

  • CE certified 24 VDC Power supply.
  • Canopy & Mounting stand.
  • Gas Calibration Kit (0.5,1, 3,10)Liter.
  • Hooter Cum Flasher.
  • Remote Control for programming.
  • Gas Sampling & Conditioning System.
  • RS-485 to USB OR RS-232 convertor
  • PC Based SCADA Software, Modem


Flame proof Housing

Protection Class

IP-66 for Gas GI. HA, IIB & IIC, CMRI (CIMFR) approved Enclosure, CCOE (Optional).

Cabinet Material

Cast Aluminium alloy, LM-6

Cable Entry

Double compression cable gland (Ex-Proof), 3AWET-type


175mm (H) x 205mm (W) x 120 mm (D) - (1 Glands) 175mm(H) x 250 mm(W) x 120 mm (D) - (2 Glands)


Wall Mounting / Stand Mounting / Pipe Mounting


Approx 2.0 Kg

Trade Information
  • Delivery Time
  • 3-4 weeks Week
  • Main Domestic Market
  • All India
  • Certifications
  • Certified to EX-d IIA, IIB, T6, IP66


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