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MB-220

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MB-220 is a conventional two-wire optical photoelectric smoke detector designed for MTech’s MB series of fire system. It provides the fastest response to slow burning or smoldering fires that cause large amounts of visible smoke.

Application Environment

Oil & Gas

Power & Utilities

Hospitals

Retail

Hotels

Skyscrapers

Smart & Safe City

Manufacturing

Download Datasheet

Download
Catalog

MB-220 is a conventional two-wire optical photoelectric smoke detector designed for MTech’s MB series of fire system. It provides the fastest response to slow burning or smoldering fires that cause large amounts of visible smoke.

Operates on low current
360° view, red LED indicates alarm on

  • Quick and simple to install, operate and service
  • Removable detector chamber for cleaning
  • Simple clean design
  • Maintenance trouble notification
  • Removable detector chamber
  • Wiring via common mounting base
  • Drift compensation
  • Lock which opens only with special tool, to prevent unauthorized sensor removal

Technical Specifications:

Code MB-220
Description Photoelectric Conventional Smoke Detector, UROX.S36306
Standards UL268 6th Edition, EN54-7, SII1220, TR TC EAC 043-2017
Specification
Operating voltage 15V dc to 30V dc
Voltage Waveform Filtered DC, ± 1V max ripple at 120Hz
Standby current (average) 95μA
Surge Current (max) 340μA
Alarm current (max) Must be limited externally to 40mA
Start-up time 20 seconds
Sensitivity 2.55 ± 0.33% /ft
Sensitivity checker Use no climb model TruTest (UL Listed)
Reset time (max) 2 seconds
Mounting position Ceiling at walls in open areas
Mounting options Conventional MB-300 detector base
Area coverage 100m² (subject to local standard)
Indication 360° visibility light pipe
Environmental
Environmental operating temperature 0 – 49°C
Humidity (non-condensing) 0 – 93% RH
Physical
Construction PC/ABS
Colour White
Dimensions 101mm x 33mm
Dimensions include base 101mm x 45mm
Weight 0.076 kg
Compatibility
Suitable for use with MTech Conventional System

MB-220