4 Channel For Pro Mini Expansion Board Diy Multi-Function Delay Relay PLC Power Timing Device

Specifications: Operating voltage: power supply 1,DC 6.5-25V; power supply 2,DC 5V Operating Current: Standby current (all relays closed) 15MA, 1 relay open 45MA, 2 relays open 77MA, 3 relays open 109MA, 4 relays open 140MA On-board resources: 4x opto-isolated inputs (low level trigger, NPN type) 4x buttons, 1 4 bit digital tube display, 1 pair of Pro mini slots, 4 relay outputs Size: 80x66x19mm Weight : 79g Features: As long as you write ARDUIUO code(sketch),You can use it to achieve a variety of delay timer function,such as: Motor forward and reverse,Timing on,Timing off,Power-up delay,Trigger delay,Infinite loop delay,A finite number of cyclic delays,Power sequencer,And so on. Note: IO22C04 can not work independently, must be under the control of the Pro mini board to work,If you do not have a Pro mini board, purchase it separately or purchase a kit with Pro mini. Package Included: 1 x Multi-Function Delay Relay PLC Power Timing Device