GCU104 Conventional gas control unit for 4 zones

The GCU104 unit is capable of centralizing data from 1 to 4 remote sensors, providing the gas concentration of each sensor on its TFT LCD display. An internal microprocessor handles complete detection and control functions, ensuring a high level of versatility. These and other technical features make this unit particularly suitable for civilian, industrial, and small underground parking applications. Alarm indications are provided through LED lights and a buzzer.

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Size

161 x 96 x 62.5mm

Power supply

230Vac – 50Hz ±10%

Secondary power supply

12VDC ±10%

Recommended battery

112V 2.3Ah lead AGM

Maximum consumption (from mains)

5W

Maximum consumption (from battery)

4.5W

Alarm relay output portal Out 1 and Out 2

0.5A / 250VAC resistive
2A / 30VDC resistive

Alarm relay output portal

10A / 250VAC resistive
5A / 30VDC resistive

Maximum number of sensors

4

Node transmission

160ms

Sensor fault

Open circuit
Short circuit
Deterioration

Sensor input

4 ÷ 20mA at 150Ω

Sensor tolerance

1% FS

Operating humidity

80% RH (non condensing)

Operating temperature

10° / +60°C

Startup time

90 seconds

Stabilization time

< 3 seconds

Distance from the "slave" unit

<100 m

Distance from Master unit

<1000 m

Degree of protection

IP55

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GCU104 Manuale ITA

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