The NHL has a three-tiered signal tower with a buzzer and E-mail sending capability to report to a network manager immediately when a network event occurs via network connection.
PHE-3FBE1 Interface Converter Signal Tower 40mm
The PHE-3FB is a Signal Tower with a serial interface to control a three tiered signal tower via a SERIAL RS232C connection. Connect this unit to the RS-232C port on a programmed personal computer with an RS-232 controller program to control the con...
PHU-3 Network Monitor Signal Tower 25mm
Signal Tower can be controled directly by PC through USB