4 Channel 5V Relay Shield Module Four Way Relay Control Board Expansion Board
Instruction:
Relay Shield (ie 5V Quad Relay Module) is a small current signal control power equipment commonly used electronic module, enabling high-power single-chip control devices are widely used in SCM system to make smart home project; and can be directly plugged into the compatible the use of various types of motherboards, eliminating the patch cable troubles.
Features:
1. Standard For Shield interfaces and shape
2. Can continue to stack other For expansion boards
3. 3 M3 screw positioning holes for easy installation
4. High Drive (5V or 3.3V) normally open contact closure
5. Onboard relay indicator (red)
Special Note:When using the For UNOboard connected to it, because USB interface is extremely high, should avoid green terminals are shorted its shell.
6. Power Interface:5V DC power interface
Indicator:four lights are red when the relay is driven high , the corresponding indicator will light up .
Relay Terminals:Terminal high-power , high-current high voltage can be connected to the device . The 1st foot ( i.e. NOx) is a normally open pin , NCx pin is normally closed , COMx is common, i.e., when the relay is not driven , NOx and COMx open between two pins , NCx and COMx connection ; When the relay (x) control signal pin is high drive relays , NOx and COMx connection open between NCx and COMx.
Package includes:
1 x Expansion Board
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4 Channel 5V Relay Shield Module Four Way Relay Control Board Expansion Board
SKU: HA1972837
$3.35
-15%
4 Channel 5V Relay Shield Module Four Way Relay Control Board Expansion Board
Additional information
| Weight | 0.043 kg |
|---|
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