Crowcon SMART3G-Gr1

SMART3G-GrI gas detectors are employed to detect the presence of flammable and toxic gases in mines, tunnels and areas classified as Group I.

Also available with front display, SMART3GD-GrI offers a 4 digits back-lit display for the gas concentration reading, 5 mode status LED and a high visibility multi-colour LED light ring.

The version with display features non-intrusive magnetic calibration for an accurate and easy calibration via Hall-effect switches, without opening the instrument and declassifying the area.

SMART3G-GrI detectors are ATEX certified for Group I.

SMART3G-GrI are supplied in stainless steel enclosure and main features are as follows:

• Non-intrusive one man calibration via Hall effect switches (display version)
• 4-digit display and multi-color LED light ring (display version)
• Standard 4-20 mA 3 wire output
• Optional 3 relay output (standard 3-relay output in display version)
• Optional RS485 interface for Modbus communication.
• Zero tracking to maintain the zero point steady from possible drifts
• Ongoing system self diagnosis
• ATEX I M2 Ex d I Mb
• SIL 2HW & SIL3 SW certified
• Wide range of sensors and detectable gases
• Wide range of accessories for installation and maintenance
• Easy sensor replacement