1. Dual Gas Concentration Indication: Smart Dual Channel Gas Detector simultaneously displays the concentration of two gases for comprehensive monitoring.
2. Multiple Gas Sensor Compatibility: Allows connection of two gas sensor modules, accommodating Oxygen, Toxic, Combustible, PID, and NDIR sensors.
3. Fast and Reliable Detection: Smart Dual Channel Gas Detector provides swift and accurate detection of Oxygen, Toxic, Combustible Gases, and VOCs, including the smallest leaks.
4. Smart Pluggable Sensor Modules: Enables easy maintenance and servicing by saving calibration, alarm, offset, and output current data within the sensor module.
5. Resistance to Poisoning and Etching: Highly resilient design ensures durability in harsh environments.
6. Wide Detection Range: Capable of detecting gas concentrations down to PPM, %V/V, and %LEL.
7. Digital Gas Concentration Display: Clear LCD display for easy readouts of gas concentrations.
8. Comprehensive Alarm Indication: Alerts for ‘Sensor Open’, ‘Over Range’, ‘Sensor Replace’, ‘Cal Due’, ‘Cal Fail’, and mA Loop Open conditions.
9. Configurable Signal Outputs: Offers standard 4-20mA signal output with configurable range, along with 0-10V, 0-5V, and 0-1V voltage output options.
10. Optional STEL and TWA Set Points: Configurable set points for Toxic and VOC gases provide flexibility in monitoring.
11. Optional RS-485 Communication: Enables communication via MODBUS RTU protocol for integration with control systems.
12. Non-Intrusive Programming: Flameproof model allows programming adjustments using front keys without compromising safety.
13. Password Protection: Secures programming with password protection and allows for password changes.
14. Alarm Acknowledgement: Facility for acknowledging alarms from both front and rear terminals.
15. Test Mode: Allows testing of electronics, alarm LEDs, relays, and output current/voltage with or without a sensor module.
16. Optional Alarm Relay Contacts: On-board relay contacts with configurable alarm levels and fail-safe relay for added safety.

Technical Specifications:

1. Sensor Technology: Electrochemical, Catalytic, Pellistor, NDIR, or PID depending on the gas being detected.
2. Detection Method: Diffusion for effective gas detection.
3. Gas Detected: Oxygen, Toxic, Combustible Gases, and VOCs.
4. Range and Resolution: Configurable ranges and resolutions as specified.
5. Display: Graphic LCD with adjustable backlight and 8 LEDs for status indication.
6. Control Action: Dual independent alarm set points with latch and non-latch options, user-selectable hysteresis, and logic.
7. Response Time: Less than 15 seconds for rapid detection.
8. Supply Voltage: 18 to 36 VDC, typically 24VDC.
9. Power Consumption: Less than 3.6 Watts for efficient operation.
10. Output Signal: Standard 4-20mA current output with configurable range, and optional 0-10V, 0-5V, or 0-1V voltage outputs.
11. Error Monitoring: Comprehensive monitoring for sensor break/open, over-range, output current/voltage open conditions, with configurable settings.
12. Environmental Conditions: Operating temperature range of -15 to +50°C, storage temperature range of -10 to 60°C, humidity less than 95% non-condensing.
13. Weatherproof Housing: Constructed from ABS plastic with PG 12 cable gland for cable entry, suitable for wall mounting, dimensions 182mm (H) x 214mm (W) x 81.5mm (D), weighing approximately 950g.
14. Accessories: Optional accessories include certified power supply, canopy, mounting stand, gas calibration kit, hooter cum flasher, gas sampling & conditioning system, communication converters, and SCADA software.
15. Common Deliverables: Test calibration certificate, reference calibration gas certificate, operational/instrument user manual, and standard mounting hardware.