4 ranges (0.1 Sec. - 1023 Hr.)

The Model 30 is a High Voltage Multifunction Timer.
The digital design of the Model 30 provides high accuracy,
repeatability and response time. The output of the Model 30 is
a heavy-duty DPDT electro-mechanical output relay.
Four DIP switches select one of four timing functions and one
of four timing ranges. Delay time is set with a 10-position DIP
switch. When timing either the red LED will blink indicating the
relay is de-energized or the green LED will blink indicating the
relay is energized. On completion of the delay period either
the red LED lights indicating the relay is de-energized or the
green LED lights indicating the relay is energized.