Figure 10-3
Smoke sensor
Principles
The red LED turns solid on when the probe detects the alarm state. When the system is reset, or
it is powered off and again powered on, the sensor restores to the state without alarms. At this
time, the red LED blinks normally, as shown in
.
Table 10-4
Description of the LED on the probe
LED
Status
Meaning
Red LED
Solid on
The probe is in the alarming state.
Blinking
The probe is in the non-alarming state.
Technical Specifications
describes the technical specifications of the smoke sensor.
Table 10-5
Technical specifications of the smoke sensor
Parameter
Value
Type
JTY-GD-S839
Power supply voltage
24 VDC ± 5%
Output type
2-wire Boolean value type
Operating type
Optical or electrical smoke sensing type
UA5000 Universal Access Unit
Environment Monitoring
10 Sensors
Issue 01 (2012-08-17)
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