Bosch PLN-1EOL Plena End of Line Pilot Tone Detection Board Six Pack
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Condition: New
Bosch PLN-1EOL Plena End of Line Pilot Tone Detection Board Six Pack
A Plena end-of-line board is a PCB designed to detect the 20 kHz pilot tone generated by a supervised public address or voice alarm system. It activates a voltage free switch in the presence of a 20 kHz signal (pilot tone) above 5 V, as well as an LED for easy visual confirmation of operation.
Key Features
- Pilot tone detection on 100 V loudspeaker lines
- Voltage free switch 200 V 1 A and LED indications of pilot tone
- Daisy chainable for monitoring multiple zones on a single input contact
- Fits on built-in mounts on selected Bosch loudspeakers
- EN 54-16 certified
Technical Specifications
Electrical
Input 1 x
Voltage
100 V loudspeaker line
Detection threshold
5 to 50 V @ 20 kHz
Output 2 x
Indicator
Red LED
Contact
Normally closed fail safe
Detection threshold*
5 to 50 V @ 20 kHz (contact and LED)
Mechanical
Dimensions (H x W x D)
17 x 60 x 40 mm
Mounting
WLS II
Weight
Approx. 40 g
Environmental
Operating temperature
-10 degrees C to +55 degrees C (14 degrees F to +131 degrees F)
Storage temperature
-40 degrees C to +70 degrees C (-40 degrees F to +158 degrees F)
Relative humidity
<95%
