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5710 IR Manuel du capteur
Specification - Continued
2.5.2 Internal / Maintenance Features - Accessed on removal of lid / fascia.
a) Indications:-
b) Controls:-
c) Program Switch:-
(SIL 8 Way)
2.5.3 Relay Mode - Direct Supply - Relays Enabled
a) Supply Voltage:-
b) Supply Current:-
a) Alarm Output:-
a) Monitor Output:-
2.5.4 Low Power Mode - Line current signalling via Fire Alarm Trigger Circuit
a) Supply Voltage:-
b) Supply Current:-
a) Alarm Output:-
a) Monitor Output:-
2.5.5 Detectors
a) Configuration:-
a) Field Of View:-
a) Characteristic
Réponse exacte dépend du facteur d'émissivité du matériau contrôlé, l'orientation de la sonde
et la vitesse cible. Au-dessus des températures de réponse sont nominales.
2 off Red LEDs - One per sensor channel
Test Push-button
Reset Push-button
Sensitivity :
Alarm Operation :
Auto Reset Timer :
20 to 30 Vdc
Standby - 9 mA
Fire (Alarm) - 24 mA (max)
Fire Relay Contact - 1 pole change over - 30 Vdc 500 mA
Normally De-energised
Fault Relay Contact - 1 pole change over - 30 Vdc 500 mA
Energised Normal - De-energises on supply / air failure #1
13 to 30 Vdc
Normal / Standby - 350
Fire (Alarm) - 5 mA (plus Alarm Load** resistor current)
Fault - <350
A
μ
Solid state switch - Fit with Alarm Load** resistor
Normally Off - Alarm Load switched across supply on fire
Solid state switch - Fit with EOL *resistor
Normally On - EOL open on supply / air failure #1
2 off - Employing reflective cone optical focusing system
Coincident fields of view arranged as separate channels
+5°/-15°(along transit axis path) +/-38°(across transit path
Refer to coverage chart in section
Spectral Filter : 4.2 - 4.7 µm
Sensitivity : 10 - 40 µW
Transit speed : 0.5 to 6 m/s
Response : 220 - 1000 ºC (399 - 1800 ºF) - See below
NOTE #1 - Air failure signalled if pressure switch employed.
7
4 Levels
'OR' / 'AND' - Latching / Auto-Reset
4 Settings
A (plus EOL *resistor current)
μ
D1270-2
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