The 'AH' series, a range of 3U high aluminium enclosures with individual plug-in modules.  

The Instruments are suitable for sil 1, sil 2 & sil 3 in accordance with IEC61508, supporting data available on request.

The equipment is available in 19" Rack for either surface or conventional cubical mounting. The rack will hold up to twenty-one standard 4HP wide Instruments. 

View trip amplifiers, arithmetic units/psu and transmitters/trip transmitters