Siemens OP720 - Specifications

3BPlanning
24BHeat detector
4
34
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Building Technologies
A6V10212047_m_en_--
Fire Safety
2015-05-04
4.4.2 Specifications
The following table shows the properties of the parameter sets for the heat
detectors HI720 and HI722:
No.
Name
Operating temperature
typ. / max.
Static activation
temperature
1
Differential activation
temperature
2
Differential activation
possible from:
[°C]
[°C]
∆T [K]
[°C]
1 A2S
60 °C maximum
25 / 50 60 – –
2 A2R
60 °C rate of rise
25 / 50 60 25
3
10
1
Applicable with slow temperature increases <1 K/min.
2
Applicable with fast temperature increases > 10 K/min.
3
Between 1 K/min and 10 K/min, this value increases by a few degrees.
All parameter sets meet the criteria of standard EN 54-5.