M1-R2-D-NH3-EC-100 CTI GASMARK M1 Ammonia (NH3) Gas Detector, 0-100 ppm, w/ OLED Display, 2 Relays

The GasMark M1-R2-D-NH3-EC-100 is an industrial ammonia gas detector with an onboard display, two distributed relays, and a detection range of 0-100 ppm.

• 4-20 mA and RS-485 Modbus outputs integrate with analog or digital networks without changing system architecture.
• Onboard display shows live ammonia concentration and alarm and relay setpoints.
• Two distributed relays reduce wiring and conduit costs.
• Field-replaceable Smart Sensor Module with a 3-stage heater for reliable readings in freezing temperatures.
• SAFECELL technology monitors sensor health and alerts the controller to issues.
• NEMA 4X polycarbonate enclosure with a potted circuit board for indoor, outdoor, and wash-down areas such as cold storage and compressor rooms.