CQR Senza S Plus Backplate White Grade 2/Grade 3

This Senza range of external warning devices includes 2 wired models at Grade 2 & 3 Environmental class IV and can be installed in security systems in accordance with EN50131-1: 2006 + A3: 2020. These wired models comply to EN50131-4: 2019, WD type Z; These warning devices feature one piezo and one LED strobe for audible and visual indication of an alarm activation. Each model includes the latest innovation in electronics and incorporates a lithium Ion battery for better reliability, each of the wired versions incorporates a smart charging circuit to optimise the battery capability and battery life. EN50131-4 Grade 2 and Grade 3 options Backlit option – ‘Dusk to dawn or ON’ backlit model only Comfort LEDs Lithium smart battery charging SAB/SCB option Confirmed alarm input – Audible and LED strobe – optional plus models Self test input plus models Fault relay output plus models Trigger polarity -/+ Tamper polarity -/+ plus models Trigger wire monitoring plus models Adjustable siren timer 3min / 15min / intermittent depending on model Adjustable siren volume Hi/Lo