Advanced multi-sensor designs Built-in line isolator (851PH Only) Quick and easy to install Extended drift compensation Two way infra-red communication to the 850EMT Engineering Management Tool Fire, isolate and fault LED indications Any Pantone colour available with CPD approval Comprehensive range of bases and base accessories

Advanced multi-sensor designs Built-in line isolator (850PH Only) Quick and easy to install Extended drift compensation Two way infra-red communication to the 850EMT Engineering Management Tool Fire, isolate and fault LED indications Any Pantone colour available with CPD approval

Advanced multi-sensor designs Built-in line isolator (850H Only) Quick and easy to install Extended drift compensation Two way infra-red communication to the 850EMT Engineering Management Tool Fire, isolate and fault LED indications Any Pantone colour available with CPD approval Comprehensive range of bases and base accessories

Advanced multi-sensor designs Built-in line isolator (850P Only) Quick and easy to install Extended drift compensation Two way infra-red communication to the 850EMT Engineering Management Tool Fire, isolate and fault LED indications Any Pantone colour available with CPD approval

Advanced multi-sensor designs Built-in line isolator (850 only) Quick and easy to install Extended drift compensation Two way infra-red communication to the 850EMT Engineering Management Tool Fire, isolate and fault LED indications Any Pantone colour available with CPD approval Comprehensive range of bases and base accessories