Designed specifically for use on boats, these gas alarm systems feature unique waterproof sensors which will survive both splashing water & total immersion, giving reliable protection without the trouble or dangers of water damaged sensors. Using modern electronics & design techniques to provide unrivalled protection, they are small, neat & easy to install & combine fast response & high performance with very low power consumption. Lights on the control panel indicate power, fault (eg damaged wire to sensor) & alarm conditions. Both models have an internal alarm buzzer, an output to drive additional remote sirens & a separate alarm relay output. Nereus Gas Alarm Specifications: Detects both butane & propane LPG alarm sensitivity: ~10% LEL (lower explosive limit) Operating voltage: 12/24V Current consumption: 60mA (normal operation), 120mA (alarm) Temperature range: -20°C to 40°C Control panel size: 96x60x26mm (surface mounted), 96x60x5mm (flush mounted) Sensor size: 35x35x26mm (surface mounted), 35x35x5mm (flush mounted) Available with 1 or 2 waterproof sensors: Code: 540071 - Gas Alarm with 1 Sensor Code: 540072 - Gas Alarm with 2 Sensor PBO Best On Test - November 2011
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