Relay Module Jumper at Chelsea Frome blog

Relay Module Jumper. On all sites which i have. They are labelled low com and high. Refer to the wiring diagram to identify the input pins for each relay. I have searched the internet for the function of the jumpers circled in red. Jumper wires are used to establish electrical connections between the arduino board and the relay module. Attached is a picture of a 4 channel relay. The input jumper contains the main v­cc, gnd, and input pins for easy connection using female jumper wires. Generally, these pins are labeled as in1, in2, in3, and so on. (1) the op's relay has a h/l jumper to select the relay to be high trigger or low trigger. If jumper set to low, then relay. The circuit on the board. (2) if the h/l jumper is set to h, then the relay becomes high level trigger.

12V Relay Module R112DC 12V Optocoupler Relay Quantek
from quantek.co.uk

Attached is a picture of a 4 channel relay. Jumper wires are used to establish electrical connections between the arduino board and the relay module. The circuit on the board. I have searched the internet for the function of the jumpers circled in red. Generally, these pins are labeled as in1, in2, in3, and so on. (1) the op's relay has a h/l jumper to select the relay to be high trigger or low trigger. On all sites which i have. (2) if the h/l jumper is set to h, then the relay becomes high level trigger. If jumper set to low, then relay. The input jumper contains the main v­cc, gnd, and input pins for easy connection using female jumper wires.

12V Relay Module R112DC 12V Optocoupler Relay Quantek

Relay Module Jumper The circuit on the board. I have searched the internet for the function of the jumpers circled in red. Attached is a picture of a 4 channel relay. (2) if the h/l jumper is set to h, then the relay becomes high level trigger. (1) the op's relay has a h/l jumper to select the relay to be high trigger or low trigger. The circuit on the board. Jumper wires are used to establish electrical connections between the arduino board and the relay module. Refer to the wiring diagram to identify the input pins for each relay. If jumper set to low, then relay. They are labelled low com and high. The input jumper contains the main v­cc, gnd, and input pins for easy connection using female jumper wires. Generally, these pins are labeled as in1, in2, in3, and so on. On all sites which i have.

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