DC 12V Relay Module 4 Channel Relay Board Shield with Optocoupler Isolation Suport High/Low Level Trigger

Product Description Trigger Current: 2 - 5mA Trigger Voltage (LOW): 0 - 1.5V Trigger Voltage (HIGH): 2.5 - 5V Insulation Resistance: 100MΩ (500VDC) Action Time (Under Rated Voltage): Less Than 10ms Release Time (Under Rated Voltage): Less Than 5ms Power Indicator (Green), Relay Status Indicator (Red) Friendly Interface Design. All Interfaces Can Be Connected Directly Via Terminal Wiring Leads. Channel: 4 Channel Working Voltage: DC 12V Normally Opened Compatible Load: 10A 250VAC / 15A 125VAC / 10A 30VDC Quiescent Current: 5mA Maximum Current: 190mA Input Interface: DC+: Connect to Power Positive (According To the Relay Voltage Range) DC-: Connect to Power Negative IN: Relay Module Trigger Pin (High or Low Level Trigger Optional) Output Interface: Normally Opened (NO) : Normally Open Pin ,NO Pin is Not Connect to COM Pin When Relay Off. NO Pin is Connect to COM Pin When Relay On Common Pin (COM) : Common Pin of Relay Normally Closed (NC) : Normally Close Pin , NC Pin is Connect to COM Pin When Relay Off. NC Pin is Not Connect to COM Pin When Relay On High/Low Level Trigger: 1. Low Level Trigger When Jumper and L Short Circuit 2. High Level Trigger When Jumper and H Short Circuit