Universal heat detector UTD 523

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Universal heat detector UTD 523

For connection to STG-BEIKIRCH SHE systems in 2-wire
design with LED

This universal heat detector is used to detect fires
which cause a rise in temperature and is used in places
where smoke detectors cannot be installed on account of
the ambient conditions.

Special characteristics
digital signal processing
signature alarm for heat
multi-dimensional event log
alarm filter for reducing false alarms
heat detector in accordance with EN 54-5, classes A1,
A2 and B
downward compatibility with heat detector series UTD
521

Rated data
Rated operating voltage: 18 VDC to 30 VDC
Operating current at 30 V, standby: max. 120 µA
Operating current at 30 V, alarm: 1920 mA
Signal transmission: current increase
Ambient temperature: - 25 °C to + 70 °C
Short-term relative air humidity: 10 to 95% rel. h.
Constant relative air humidity: max. 35 g/m3, min. 10%
rel. h.
Functional principle: NTC temperature detector
Degree of protection: IP 44 in accordance with DIN EN
60 529
Sensitivity in accordance with EN 54-5: class A1, class
A2 or
class B
Certification based on VdS G 207124: EN 54 Part 5 VdS
2503
CPD certification: 0786-CPD-20331
Housing material: ABS/PC, FR 90
Colour: white
Weight: 125 g
Monitoring area: max. 40 m²*
Mounting height: max. 7.5 m*
Permissible air speed: max. 20 m/s
Dimensions: Ø 118 x 58.1 mm incl. base
VdS approval: G 2207124

* The maximum monitoring area and mounting height in
the room to be monitored will depend on the pitch of
the roof and the horizontal spacing of the detectors in
accordance with EN DIN 54-5 for heat detectors.



Universal heat detector UTD 523, manufacturer
STG-BEIKIRCH