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Technical Index - Photain Index

 

   
FIXED HEAT DETECTORS
   

FEATURES

* Low Profile Aesthetic Design * Surface and Recess Base Mounting
* Surface Mounted high reliability technology * LED Alarm Indication
* Integral Locking Facility * Remote indicator connection
* Heat elements incorporating electronic
--solid state transducer

 

The PPHD detector operates at a fixed temperature setting of 58° C.
A high temperature version is also available which operates at 82° C.

 

Technical Specifications for Fixed Heat Detector

Detector type:
Fixed temperature

Detection principle:
Single thermistor

Nominal fixed
temperature limit:

PHDP58 = 58° C
PHDP82 = 82° C

Supply voltage:
15 - 30vDC

Quiescent current:
Less than 60 microAmps

Alarm current:
Max. 100mA

Alarm indicator:
Red light emiting diode illuminated continuously

Remote alarm output:
Rated at 50mA max.
Sensitivity:
PHDP58 Grade 1 EN54 Part 5
PHDP82 Range1 EN54 Part8

Temperature range:
PHDP58: -10° C to +46° C
PHDP82: -10° C to +70° C

Humidity:
Up to 95% R.H.

Wind:
Insensitive to wind interference

Altitude:
0-6000 metres

Vibration:
PHDP58 to EN54 Part 5 annex D
PHDP82 to EN54 Part 8 annex D

Impact:
PHDP58 to EN54 Part 5 annex F
PHDP82 to EN54 Part 8 annex F

Shock:
PHDP58 to EN54 Part 5 annex G
PHDP82 to EN54 Part 8 annex G
Electrical transients:
500v spikes rise time 2 microseconds

Weight:
Detector: 82grammes
Base: 75grammes

Dimensions:
Detector in Base Assembly
Height: 60mm
Diameter: 108mm

Colour:
White

Environmental Rating
IP32

Technical compliance:
The PHDP58 is approved to EN54-5 and BS5445 Part 5
The PHDP82 is aproved to EN54-8 and BS5445 Part 8