AMBETRONICS ENGINEERS PVT. LTD.
Smart Gas Transmitter

Smart Gas Transmitter

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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
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

Application 

  • 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

TECHNICAL SPECIFICATIONS

General :

  • Detection Method : Electrochemical / Catalytic Bead Pellistor /Solid State
  • Gases Detected : Oxygen / Toxic / Combustible / VOC (Please select from the table below).
  • Display: 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).

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

Performance :

Accuracy : ±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
  • Cable: 3 wire (1.5mm2) Flexible or armoured shielded cable

Weatherproof Housing :

  • Protection Class : IP-65
  • Cabinet Material : Polycarbonate, grey colour
  • Cable Entry : Thermoplastic cable gland (IP 68)

Dimension

  • 155mm (H) x 100 mm (W) x 55 mm (D) - (1 Glands)
  • 155mm (H) x 120 mm (W) x 55 mm (D) - (2 Glands)

Mounting : Wall Mounting / Stand Mounting / Pipe Mounting

Weight : Approx 500 Grams

Output Signal :

  • Standard : 4-20mA Current Output with configurable range selection.
  • Optional : Three SPDT Relays (one for FailSafe and Two for Alarm indication) of rating ‘2A/120VAC, 2A/24VDC’.
  • Optional : RS-485 Communication port with MODBUS RTU protocol.

Error monitoring

  • Operating Temperature : -15ºC +to 50ºC
  • Storage temperature : -10ºC to +60ºC
  • Humidity: 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

Flameproof Housing

  • Protection Class ; IP-66 for Gas GI“. HA, IIB & IIC, CMRI (CIMFR) approved Enclosure, CCOE (Optional).
  • Cabinet Material : CastAluminium alloy, LM-6
  • Cable Entry : Double compression cable gland (Ex-Proof), 3AWET-type
  • Dimension : 175mm (H) x 205mm (W) x 120 mm (D) - (1 Glands) 175mm(H) x 250 mm(W) x 120 mm (D) - (2 Glands)
  • Mounting : Wall Mounting / Stand Mounting / Pipe Mounting
  • Weight : Approx 2.0 Kg