Voltage version:-----5V-------------12V-------------24V
Quiescent Current:  4mA-----------5.5mA----------12mA
Working current:---65mA-----------42mA----------40mA
Trigger voltage:-----0-2V------------0-4V-----------0-12V
Trigger current:-----2mA------------3mA-----------3mA
Relay contact capacity: 250V 10A (AC) or 30V 30A (DC)

The relay module with optical coupler is 5V 1248 channel. Relay output 1248 channel relay module for Arduino
Product Description:
One way relay module
Maximum load: AC 250V / 10A, DC 30V / 10A
Trigger current: 5mA
Working voltage: 5V
Module size: 50x26x18.5mm (L x W x H)
Four mounting bolt holes with a diameter of 3.1 mm
DC +: positive power supply (VCC)
CC -: negative power supply (GND)
Input:low level control relay
No: normally open relay interface
COM: universal interface relay
NC: normally closed relay interface
Relay module channel 2
1 Size: 50.5mm (L) * 38.5mm (W) * 18.5in (H)
2 weight. 31 G
3. PCB color: Black
The four panels have four screw holes in four weeks. The hole diameter is 3.1 mm, which is easy to install and fix
5 SPDT high quality batch music relays. 1 common terminal, 1 normally open terminal and 1 normally closed terminal
6 optocoupler isolation, good anti-interference
7 low traction, high release. Power status indicator, release status indicator is off
8. VCC, JD of system power supply_ Power supply for VCC relay. You can wear sweaters
Electrical parameters:
Power supply voltage: 5VDC, 12VDC
Current: more than 100mA
Load: AC 250V 10A or DC 30V 10A
Wiring:
VCC: positive power system
GND: negative system power supply
In1-in2: relay control port
4-channel relay output module, relay output contact 250A 10A. Input in1, in2, in3, in4, effective low signal line. SCR, GND power input, can relay another power supply relay power input jd-scr.

Purpose:
1. Support all MCU control. 2, the industrial sector; 3, PLC control; 4, smart home control
From 8-channel relay module
characteristic
Use high current relay, AC250V 10a, dc30v 10A
Independent contact, safe and reliable wiring
Standard interface, can be extended to various development boards
With fixing screw hole, easy to install
Suitable for various platforms, such as 51 / AVR / AVR / arm

Module description:
1. The module complies with international safety standards, charging control area and area isolation tank;
2. Double sided FR-4 circuit board design, high-end chip