The PolyXeta®2 Gas Detector, SIL2-certified and featuring X-Change technology, is used for continuous ambient air monitoring to detect combustible gases and vapors in hazardous areas classified as Zone 1 and/or Zone 2, in compliance with Directive 2014/34/EU.
- SIL2 Safety Functions: 4–20 mA, RS-485, and relay
- PX2-1 for Zone 1 (also suitable for Zone 2): “Ex db” protection with explosion-proof housing
- PX2-2 for Zone 2: “Ex nR” protection Housing with additional FM and CSA certifications for Class I, Div. 1
- Continuous self-monitoring
- 12-bit microprocessor for high-resolution conversion
- Reverse polarity protection
- Overload protection
- Easy calibration
- Calibration service via sensor head exchange
- 4–20 mA proportional output
- Serial interface for connection to the control center
- Alarm and fault signal relay
- LCD display with status LEDs (optional)
- Compatibility with SSAX1 sensor head as an alternative to SX1 (optional)
- IP66 protection with optional SplashGuard accessories (see accessory data sheet)
- ATEX e IECEx de MSR-Electronic para protección eléctrica contra explosiones