The Automatic Timing and Control ( ATC ) Model 652 is a microprocessor-based timer with a 4 1/2 digit LCD display that can provide an indication of either preset time remaining or elapsed. There are five timing ranges covering time values from one millisecond to 199 hours 59 minutes. The unit has both an instantaneous relay output and a programma-ble relay output which can be programmed for any one of 14 different timing modes. The timing range and mode are selected with an internal DIP switch. The time value is entered using the keypad on the front face.
The programmed values are retained in memory and are secured in memory by a keypad lockout command. The keypad can also be used to perform secondary functions such as reset, immediate time out, time inhibit, changing the direction of the display, displaying the number of cycles run, and clearing the cycle counter. The ATC Model A652 is housed in a standard 15-terminal, plug-in, round case. Model number A65283000 is 120 volts AC rated withLithium Battery memory. The Unit is UL and CSA approved. The ATC / Tenor p/n is 652-8-3000.
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