ELECTRONICS-SALON 8 DPDT Signal Relay Module Board, DC12V Version, for PIC Arduino 8051 AVR MCU.

April-21 2015, PCB size change to 72.5mm x 150mm(old version 100mm x 100mm).

1 Piece 8 DPDT Signal Relay Module Board.
12V Version, RY5W-K high quality signal relays.
LED indicator for each relay.
Screw terminal block, for 26~16AWG wires.
FR-4 fiber glass PCB, dual copper layers.
Dimensions: 72.5mm x 150mm (L x W).
100% new, never used.

Operating Voltage / Current(max.): DC 12V / 240mA.
Input control signal voltage:
0V - 0.5Vdc, low level, relay not action.
0.5V - 2.5Vdc, unknown state.
2.5V - 24Vdc, high level, relay action.
Input control signal high level current:
2.5V: 0.1mA.
5V: 0.35mA.
12V: 1.1mA.
20V: 1.9mA

Relay Spec:
Type: RY12W-K
Contact Material: Gold Overlay Silver-Palladium.
Contact Rating: 120VAC / 0.5A, 24VDC / 1A.
Datasheet: Click here

Wire connection and PCB size:
VCC: Power supply input, DC 12V.
GND: Power supply ground and control signal ground.
IN-X: Control signal input, Low: relay not action, High: relay action.
COM / NO / NC:
Control signal state low, the relay no action, COM - NO disconnected, COM - NC connected.
Control signal stage high, the relay action, COM - NO connected, COM - NC disconnected.

This is a very simple module board, no paper specifications, any questions please feel free contact us.