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UL Listed En Certified Heat Detector Fire Alarm

Price $10.00
Min Order 100 Pieces
Availability In Stock
Shipping From Zhejiang, China
Popularity 290 people viewed
Model NO.:
HD912-4B
Type:
Heat Detector
Anti-theft Alarm System Approach:
Active
Anti-Theft Alarm System Type:
Fixed Temperature Detector
Anti-Theft Alarm System-Wide:
Point Control Alarm Detectors
Anti-Theft Alarm System Distance:
Common Detectors
Types of Smoke Detectors:
Heat Sensor
Infrared Sensor Probe Type:
Heat
Infrared Sensor Installation:
Ceiling
Trademark:
Sentek
Transport Package:
box/certon
Specification:
UL and EN54
Origin:
China
HS Code:
85311000
Product Description

Conventional Heat
Detector
All of the Sentek's HD912 series detectors meet the requirements of UL521 and EN 54-5 for use in fire alarm signaling systems, which provide fast and reliable response for heat 57°C (135°F)  or Rate-of-Rise detection,  They are intended for use in 2-wire/4-wire Class A2 supervised zone circuits. The HD912 series detectors are subject to panel compatibility limits and compliance with corresponding NFPA 72E standards, local codes, and ordinances.
 

Response Temperature:
 

57°C (135°F)
 

Ceiling Spacing:
 

50 foot rating for heat sensor
 

Reset Voltage:
 

less than 1 volt
 

Alarm Indicator:
 

LED continuously emitting red light
 

Remote Output:
 

25 mA max., diode gate
 

Temperature Range:
 

-10°C to 50°C
 

Permissible Current:
 

80mA maximum
 

Humidity:
 

0 to 95% RH, no condensation or icing
 

Alarm Contact:
 

(for 4-wire) NO or NC Operation, Form A: 1.0A@30VDC/0.5A@125VAC
 

Dimensions:
 

100mm (dia) x 46mm (ht) with base
 

Weight:
 

120g/set with base
 
 


Product Features:
  • 2 or 4 wire models
  • Advanced detection and discrimination algorithms
  • Easy installation and maintenance
  • Sleek low-profile housing design
  • Durable sensor head, no need for replacement
  • SMD circuit board design-satisfactory quality and reliability guaranteed
  • N/C (normal/close)-N/O (normal/open)selectable relay output
  • AR (Auto Reset) function for security systems (optional for 4 wire models) Sensor base option: standard and Shottky Diode
  • Five-year limited warranty
 
The range includes:

HD912-2                  2 wire heat alarm
HD912-2L                2 wire heat alarm with remote LED output
HD912-4                  4 wire heat alarm (12/24VDC)
HD912-4B               4 wire heat alarm with buzzer (12/24VDC)
HD912-4AR             4 wire heat alarm with auto-reset function (12/24VDC)
HD912-4ARB          4 wire heat alarm with auto-reset function and buzzer (12/24VDC)



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