Option board for I/O expansion of Intercom terminals, IP-Intercom modules ET 908 / ET 908-1 and IP-Intercom PCB ET 901HE for connection of 2 inputs for floating contacts and two relay outputs via pluggable screw terminals.
If the option board EB2E2AHE is shortened by means of the break-off notch, then it also can be used at an ET 808, an IP-Intercom module ET 908 / ET 908-1 or an IP-Intercom box ET 901 lower than “Revision AG”.

1 EB2E2AHE option board including:
• Ribbon cable (8-way)
• Mounting kit (8 x spacer, 4 x over-head screw)
• Short reference