YBO-R/SCI Hochiki ESP Short Circuit Sounder Mounting Base in Red or White

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  • YBO-R/SCI(RED)

YBO-R/SCI Hochiki ESP Short Circuit Sounder Mounting Base in Red or White

Model YBO-R/SCI is a Loop Isolator, which is fully compatible with Hochiki’s ESP analogue addressable protocol.

The YBO-R/SCI(RED) Base has been designed to be used with the red CHQ-WS2 Wall Sounder or CHQ-WSB Wall Sounder Beacon. The base is also available in white (YBO-R/SCI(WHT/SNDR) for YBO-R/SCI(WHT/SNDR).

The YBO-R/SCI bases do not use an address, and has the same wiring configuration as the standard YBN-R/3 Sensor Base making it very simple to install.

Key Features

  • Colour matches Red or White CHQ-WS2 and CHQ-WSB sounders (depending on version)
  • Detects short circuits on loop
  • Status LED
  • Connection of up to 127 per loop
  • Bayonet slot, low insertion force for detectors
  • Quick connection via square cable clamps

Technical Specification

  • Ordering Codes :
    • Red - YBO-R/SCI(RED)
    • White - YBO-R/SCI(WHT/SNDR)
  • Operating Voltage : 17 – 41 V dc
  • Quiescent Current (typ) : 50A
  • Current In Short Circuit :
  • Maximum Short Circuit Current : 1 A
  • 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)
  • Colour / Material : Red or White / ABS
  • Maximum Number of Isolators per Loop : 127
  • Weight (g) / Diameter (mm) / Height (mm) : 85 / 100 / 13
  • Fixing Centres (mm) : 48 ~ 74
  • Approvals : LPCB & VdS

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