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Honeywell Thermodifferential-Grenzwertmelder FD-851 RE

Honeywell FD-851 RE Thermal Differential Limit Detector

FD-851RE A

Ready to ship today, Delivery time appr. 1-3 workdays
Important info about the delivery time

€66.26 *

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Features: Extremely low-profile design for architecturally demanding environments Easy... more


  • Extremely low-profile design for architecturally demanding environments
  • Easy installation - even at great heights - due to bayonet lock
  • Insensitive to high wind speeds or pressure fluctuations
  • Integrated measured value tracking
  • an optional programming device allows reading of detector type, detector reading and pollution level as well as reading and setting of detector address, detector sensitivity, LED mode and service date
  • Protected against reverse polarity
  • Very low power consumption
  • No electronics in the base
  • Wide range of different sockets
  • Short circuit spring in base
  • Anti-theft device
  • Removable lid for easy cleaning
  • Easy to remove and clean insect screen
  • Encapsulated detector housing prevents penetration of moisture or creeping animals

Thermal differential detector for limit value BMZ

Technical data
  • VdS number: G 202015
  • CPD number: 0832-CPD-0089
  • Response behavior: Class A1R
  • max. monitoring height: 7,5 m
  • Operating voltage: 8 to 30 VDC
  • Quiescent current: 60 µA
  • Operating temperature: -30°C to +70°C
  • Trigger temperature: approx. 58°C or increase 
    of 8°C per minute
  • rel. Humidity: 5% to 95% (non-condensing)
  • Dimensions incl. base B 401: Ø 102 x H 55 mm
  • Weight: 93 g

Technical advice

+49 9282 48731-15

Fast delivery

... of goods in stock. Orders placed before 14:00 are usually shipped the same day.

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Technical data more
Ambient temperature : -30°C .. +70°C
Voltage range: 8..30V DC
Scope of delivery: Smoke detector
VdS-number: G 202015
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