The NFG-8 gas detection center is extremely innovative and versatile, with ATEX and SIL1 certification, as well as CE. The control panel allows the connection of up to 8 detectors with 4-20mA output and 22 relay outputs, 6 of which are located on the motherboard and the other 16 on the optional relay card NFG-16REL. Technical features: 8 selectable languages. History of 1,000 events can be viewed from the screen and downloaded to a PC. Possibility of TEST Mode and MAINTENANCE of the system. PC configuration tool, downloadable for free from the website. Nominal supply 100 ... 240 VAC. Nominal frequency 50 Hz ... 60 Hz. Operating temperature 0 ° C ... 55 ° C. Relative humidity 15 ... 85% (not condensed). IP 42 protection index. Weight approx. 4 kg Dimensions A: 420 mm, H: 380 mm, F: 160 mm.