The gas concentration transmitters of SY .. R Series are made by the following components:

• Gas sensor.
• Electronic circuit for conversion.
• Terminals for power supply and electrical connection of output signals.
• Clear plastic case and its sensor-holder with protection filter.

The device can carry sensors for different gases, both combustible and toxic. The mounted terminals provide by standard both an analog current output (4..20mA) and a digital Modbus® output. Control of the transmitter status, with the container closed, using the ACIR01 board (optional) (2 Relays + Led + Buzzer). Self-diagnostics. Recalibrable transmitter. Interchangeable sensor. All models work with the following control unit RY M02M0, RY M02M1, RY M02M2, RY K01M, RX A01M.