Hochiki CHQ-WSB2/WL Addressable Wall Sounder VAD Beacon - Red Case, White LEDs (No Base)

The Hochiki CHQ-WSB2/WL is an addressable, loop-powered wall sounder with an integral visual alarm device (VAD) beacon, in a red case with white LEDs, for the Hochiki ESP analogue addressable fire alarm system. The beacon sits in the horn and uses high-intensity LEDs; it is ‘O’ rated to EN54-23. This unit is supplied without a base: fit it to a YBO-R/3(RED) standard sounder base or a YBO-R/SCI(RED) isolator base, sold separately.

Key features

• Single loop address, set with the TCH-B200 hand-held programmer
• Variable sound output of 90 to 102 dB(A) (±2 dB(A)) at 1 m
• 51 user-selectable tones, all EN54-3 approved
• ‘O’ rated beacon to EN54-23 with white LEDs
• 0.5 Hz or 1 Hz flash frequency (panel dependent)
• Sounder and beacon can operate independently (panel dependent)
• Auto-shutdown feature to limit noise pollution (panel dependent)
• Weatherproof kit (CHQ-WPK) available for IP65 external use
• SIL Level 2 approved variant available

Technical specifications

• Ordering code: CHQ-WSB2/WL (red case, white LEDs)
• Operating voltage: 17 to 41 VDC
• Quiescent current: 150 µA typical with YBO-R/3(RED); 200 µA typical with YBO-R/SCI(RED)
• Sounding current: 2 mA (90 dB(A) at 1 m) to 8 mA (102 dB(A) at 1 m), typical
• Additional current with beacon active: +7 mA
• Sound output at 1 m: 90 to 102 dB(A) (±2 dB(A)) at 24 VDC or above
• Number of tones: 51; tone frequency range 300 to 2850 Hz
• Operating temperature: -10 °C to +50 °C
• Storage temperature: -30 °C to +70 °C
• Maximum humidity: 95% RH non-condensing (at 40 °C)
• Ingress protection: IP21 (IP65 with weatherproof kit)
• Materials: PC ABS case, translucent PC lens
• Weight: 164 g
• Dimensions: Ø112 x 67 mm (H)
• Base fixing centres: 48 to 74 mm