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EK Engineering - Acetic Acid Gas Detector
Acetic acid gas detector for online, continuous detection of acetic acid vapour presence or LEL level in ambient air or ducts. The detector is explosion proof ATEX certified with SIL 2 safety level and suitable for installation in hazardous area Zone 1 and Zone 2. The instrument can be installed at solvent storage facility, paint booth, refinery, paint manufacturing units, cleansing facility at textile manufacturing etc.
It is available with LCD Display, on-board relay contacts, flashing alarm LEDs, auto diagnostic watch dog, non-intrusive calibration, with industry standard linear analog output.
It is available with LCD Display, on-board relay contacts, flashing alarm LEDs, auto diagnostic watch dog, non-intrusive calibration, with industry standard linear analog output.
It also offers optional features like inbuilt LCD display, flashing alarm LEDs, onboard potential free relay contacts (24VDC @ 1 A), RS485 serial interface with Modbus RTU communication.
- Catalytic bead based Pellistor sensor cell with low flash energy
- 10-bit microprocessor control unit
- Non-intrusive one man calibration via hall effect switches
- ATEX certified explosion proof / flameproof, suitable for Zone 1, 2 gas explosion installation
- Linear, proportional analog industry standard current output
- Continuous system self-diagnosis with watch dog
- Flashback arrestor with sintered filter
- Auto Zero point tracking to zero point compensation
- SIL 2 HW TUV certified
- RS485 serial interface with Modbus RTU communication (optional)
- 1 or 3 relay output module (optional)
- System and alarm LED indicators (optional)
- Modbus RTU communication over RS485 serial interface
- Measuring Parameters: LEL or flammable concentration of acetic acid vapour / gas
- Sensor Technology: Catalytic bead based pellistor sensor cell
- Measuring range: 0 ~ 100 % LEL
- Response time (t90): < 30 sec
- Control unit: 10 bit microprocessor based
- Warm up time: < 5 mins
- Auto zero point tracking for drift compensation
- Power supply: 24 VDC
- Ingress protection: IP65
- Enclosure: Stainless steel (for sensor cell), anti-static epoxy coated metal alloy (for transmitter)
- Output: linear, proportional 4-20mA
- Mounting: wall, duct, pipeline
- Safety integrity level: SIL 2
- ATEX marking:
- CE 722 Ex II 2G EEx d IIC T6
- CE 722 Ex II 3G EEx nA IIC T6
- Optional: LCD Display, alarm LEDs, potential free relay contacts
- Hazardous area: Zone 1, 2
- Fertilizer & chemical industry
- Oil & gas, refinery
- Solvent and paint unit
- Paint booth
- Explosive manufacturing