- Signal tower features 3 LED colors and 2 flashing patterns.
- Send ASCII commands over USB or RS-232C to control built-in signal tower.
- Receive power over USB or a 24V DC supply source.
- 4 built-in alarm sounds with adjustable volume up to 80 dB.
- Built-in “Clear” button for quickly reverting the PHC to “default state” once an alert is confirmed.