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Intrusion Detection, Fire & Safety
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  • Vedard Alarm Security Export Sales Company

  • Country: China
  • City: Quanzhou
  • Address: Qingmeng industrial zone
  • Contact Person: Karl Liang


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Key Specifications
4-Wire Smoke Detector with Relay output DC powered YT-142

The detectors are photo-electronic detector uses a state of-the-art optical sensing chamber.

https://www.vedardalarm.com/2wire-smoke-and-heat-detector-conventional-fire-alarm-system-p-187

This detector is designed to provide open area protection and to be used with most security alarm control panel.

Two LEDs on each detector provide local 360° visible alarm indication. They flash every six seconds indicating that power is applied and the detector is working properly. The LEDs latch on in alarm. LEDs will be off when a trouble condition exists indicating that the detector sensitivity is outside the listed limit. The alarm can be reset only by a momentary power interruption.

The detector that initiated the alarm condition will have its red LED and relays latched until reset by panel.

The default condition for the relay is normally open (NO). It can be adjusted to Normal close (NC) condition.

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2. SPECIFICATIONS

Operating Voltage Range: 9 to 28 VDC Volts Non-polarized

Standby Current: ≤200μA

Maximum Alarm Current (LED on): ≤45mA

Alarm Relay Contact Ratings: 2A@ 24V DC

Operating Humidity Range: ≤95%RH(40°C±2°C) Relative Humidity, Non-condensing

Operating Temperature Range: -10°C to 50°C (14°F to 122°F)

Smoke Alarm Sensitivity: 1.06±.26%FT

Temperature Alarm Sensitivity: 57°C (135°F) A1R (only for with heat sensor)

Height: 55 mm installed in Base

Diameter: 103 mm

Fire Detection Smoke Detector 2-wire or 4-wire relay output
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