Option 2 - PNP
Transistor-driven switch which presents a pull-down resistor to GND on the alarm pin.
This configuration is the same for both alarm pins (pin-2 and pin-4).
Logic Table
Alarm True = Hi
Start State
Solid Green
Flashing Red
Solid Red
White
Hi
Lo
Hi
Hi
Black
Hi
Lo
Lo
Hi
Alarm True = Lo
Start State
Solid Green
Flashing Red
Solid Red
White
Hi
Hi
Lo
Lo
Black
Hi
Hi
Hi
Lo
Note:
On unit power-up, both alarm pins remain in Hi state for up to 60 seconds
before these are used as alarm pins.
Simplified diagram of PNP output (internally in bar)
2.2kΩ
15
Содержание Hyperion 314IPS
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