4 Channel Optocoupler Isolation Module For PLC Signals With Level Shifter From 24V To 3V3, PNP NPN To PNP, AntiConnection Protection, High Speed 20kHz, LED Patch Indicator, Plug And Play Ready
✔️ 4-channel optocoupler with 24V to 3.3V level shift, single unit
The 4-channel optocoupler isolation module safely separates PLC or microcontroller signals from different voltage domains. It's perfect for signal isolation, level conversion between microcontrollers and PLCs, and protecting sensitive inputs. Plug-and-play ready with LED indicators and anti-connection protection.
✅ 4-channel optocoupler isolation module with built in level voltage converter
✅ Input: NPN/PNP compatible; Output: PNP; supports 3.3V to 24V conversions
✅ Anti-connection protection on power input and 20 kHz maximum switching frequency
✅ Dimensions 45 x 72 x 18 mm with mounting holes 40 x 37 mm
✅ LED status indicator for quick diagnostics
✅ Includes 1 piece
💡 What is an optocoupler isolation module used for in PLC and microcontroller projects?
These devices are handy for safely interfacing circuits running on different voltages and keeping noise out of control loops.
- Handy for protecting controllers from voltage spikes
- Enables safe level shifting between 3.3V and 24V systems
- Reduces ground loop issues and interference in industrial wiring
- Simplifies wiring between PLCs and microcontrollers