Features:

• 4 independent output channels
• Weekly program capacity is 30 steps per channel, and each step can be programmed in 1-minute units.
• A channel assignment switch turns B, C and D outputs into A output.
• Programming can be performed easily and precisely through individual key operation and display.
• Setting the pause mode allows no program output to be delivered.
• Output is a no-voltage make contact that connects for 5 seconds at the programmed time.
• Built-in buzzer audibly warns the user of key operation error.
• Monthly error is ±5 seconds at 25°C (77°F) of ambient temperature.
• Clock and stored programs can be maintained for approximately 100 hours in the event of power outage.

The TT-104B is a program timer that comes with 4 outputs and controls 4 different broadcasts. With use of an optional rack-mounting bracket, it can be mounted in an EIA Standard equipment (occupying 1 unit size).

The program timer shall include four independent outputs with thirty programmable steps per output. Each output shall be rated at 0.5 A ( at 24 VDC) and provide five second dry contact closure during activation. The schedule shall include a weekly program with pause mode for vacations/ holidays. Programmable parameters shall include day of the week, hour, minute and output channel. The unit shall maintain +/-5 second per month clock accuracy with 100 hour backup battery if power fails.

For more information, please see Data Sheet and Manual