4CH Channel Optocoupler Isolation Relay Module 5V/12V/24V SCM PLC Signal Amplifier Board

Structural Features 1 Use Hongfa relay stable and reliable performance 2 Compatible with two input modes of positive control and negative control 3 Each channel has an LED action indicator for a more intuitive understanding of product performance 4 Each channel adopts optocoupler isolation to enhance anti interference performance and isolation performance 5 At the same time the power supply and the IN control terminal are independently controlled 6 The module adopts the standard DIN rail type installation design which is convenient and quick to install firm and stable Technical Parameters 1 Trigger signal DC5V 12 24V Optional 2 Each trigger signal current 5mA3 Power supply voltage DC5V 12 24V4 Each coil current 18 8mA5 Contact type one normally open and one normally closed single pole 6 Maximum load current of each contact 10A7 Action time below 12ms8 Reset time less than 4ms9 Maximum switching frequency 18000 times hour10 Mechanical life more than 20 million times11 Relay installation plug in type No 12 Module installation method DIN standard rail installationPositive control wiring introduction 1 Power input terminal VCC is connected to the positive voltage GND is connected to the negative voltage and S S is connected to the negative voltageIN1 IN2 are connected to positive voltage control IN1 controls KI terminal IN2 controls K2 terminal2 Control device output The output terminal is clearly marked with 234 3 is a