Works from C.O. operating voltage range of 24vdc to 52vdc.

Surface Mount Technology reduces board footprint.

Serial connection option allows dial out number to be controlled by PC.

Snap -off serial interface connection allows physical compatibility with previous board mounting studs.

Color Coded Screw Terminal connectors that match all user - component wiring     colors.

Tropicalized Board as standard

Operates  with 16ma loop current

Software features include automatic off-hook timeout.

On-board keypad test LED

Operates with their Moving Cradle or    Proximity hookswitch

Color Coded screw terminal connections for 90v Ringer

29000 Series Telephone Board

Used primarily within our robust industrial telephone products where arduous conditions are experienced. Designed to withstand Canadian environmental conditions with -30 to +70deg. C temperature range.

Many unique features including color coded user terminals, an automatic 'off--hook' timeout that         electronically places telephone back on hook after timer expiry allowing other party line phones to           operate.

Works with a minimum loop current of 16ma from a C.O. operating voltage of 24-52vdc.
.