Relay Module with 0-999 Second Timer CAT# TDRM-1 Operating instructions: • Apply 12Vdc to Gnd (-) and Vcc(+) • Displayed number is the on-interval in seconds. • Change digit by pressing right pushbutton. • Move to next digit using left pushbutton. • Turn display on or off by holding left pushbutton for 3-5 seconds. • Begin count-down interval by shorting Vcc and “In” terminal. You can use a momentary NO pushbutton connected between these terminals or a “high” signal to the “in” terminal. Vcc +12 Trigger GND -12 N.C. Common N.O. When energized N.O. and common close and remain closed until end of elapsed time period. 1. Press for three seconds to turn display on or off. 2. Press to move from one digit to another Press to increase digit Momentary Normally open pushbutton to activate