Hochiki Dual Sounder Controller

CHQ-DSC/OEM(SCI) Dual Sounder Controller short Circuit Isolator

Hochik Europe (U. K. )

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 Single loop address

– Each alarm circuit fused at 1 amp

– Two independent sounder circuits, each fully monitored for open and short circuit faults

– Auxiliary monitored input

– Outputs can be driven continuously or synchronised pulsed sounder drive

– “ Smart-Fix” housing system for flexibility- Integral short circuit isolator



Operating Voltage     17 - 41V DC
Low Power Mode (0.75s)     170µ A
Quiescent Current (typ)     300µ A
Current Consumption     22mA ±20%(polling)
Current in Short-Circuit     8mA
Maximum Short-Circuit Current     1A
Relay Contact Rating     30V DC max, 1A (resistive load)
Input E. O. L. Resistor     10kO, ±5%, 0.25W
Input Threshold Level     ON = 470O, Short cc <50O, Open cc >100kO
Operating Temperature Range     -10° C to 50° C
Storage Temperature Range     -30° C to 60° C
Maximum Humidity     95%RH Non Condensing (at 40° C)
Weight / Dimensions     343g / L157 x W127 x D35 mm (module incl. lid) D79 mm (module incl. lid plus CHQ-BACKBOX)
Colour / Enclosure Material     CHQ Module White ABS, Module Lid Semi-Opaque Black ABS