Electronic control unit for gas leak detection with 4 detection zones (P82)

General Features: Light signals: 1 red LED, power supply on, 1 yellow LED, general failure; 4 yellow LED, failure for each probe series; 4 red LED, gas alarms for each probe series; Acoustic signals: 1 buzzer with sound intensity > 60db at 1m; 1 button to reset the alarms and for testing the probes; Self-extinguishing plastic housing; Dimensions: 158 x 90 x 58 mm – 9 modules complies with DIN 43880 standard; Unit weight: 0.25 kg; Rear panel mounting on Omega DIN EN 50022 rail; Protection: IP20; IP40 when is properly installed in an electrical box; Environment temperature: 0 ÷ 50 °C; Environment humidity ±90% U.R. without condensation.

Electric Features: Power supply: 12Vac/dc ± 10%; Absorption with 1 probe approximately 160mA (320mA); Absorption with 4 probes approximately 280mA (920mA); Connection with 2 terminals of 2.5 mm²; Input – fuse power supply 1A 5x20mm; 4 inputs for sensors S81, S82, S83, or probes ATEX S84, S85, S86 (different gas types); Connection to the probe with 3 terminals of 2.5 mm², for each probe: C (-12…24V); S (+4…20mA); A (+12…24V); Maximum connection length 50 m, for each probe; Section of 3 conductors: 1.5 mm²; Alarm output: n.1 relay with 1 SPDT contact 8A 250Vac; Failure output: n.1 relay with 1 SPDT contact 8A 250Vac;

Outputs connections: n.3 terminals of 2.5 mm² for relay C-NC-NO.