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4 CH 3.3V to 24V Digital Logic Level Conversion Photoelectric Isolation PNP NPN
4 CH 3.3V to 24V Digital Logic Level Conversion Photoelectric Isolation PNP NPN
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Product Name: 4ch 24V Digital Logic Level Conversion Module PNP/NPN to NPNOptical Isolation Board for PLC Relay LED
Packing included:
4-chanels 24V to photoelectric isolation logic level conversion module
Features
1. Multiple usage Used for signal isolation, PLC level conversion, PNP/NPN to PNP signal, signal level voltage conversion, etc.
2. Use original brand new Taiwanese coupler
3. Limit switching frequency up to 10KHZ
4. Size:38mm*20mm*5mm
5. Weight:3.9g
Module wiring terminal and definition:
Function | Label | Instruction |
Signal Input | 1+ | The first signal input anode |
1- | The first signal input cathode | |
2+ | The second signal input anode | |
2- | The second signal input cathode | |
3+ | The third signal input anode | |
3- | The third signal input cathode | |
4+ | The fourth signal input anode | |
4- | The fourth signal input cathode | |
Power Input | VCC | DC power anode(*) |
GND | DC power supply cathode | |
Signal Output | O1 | The first signal output |
O2 | The second signal output | |
O3 | The third signal output | |
O4 | The fourth signal output |
(*):The DC power supply is the same as the signal output voltage. For example, if the signal is from 3.3V to 5V, then VCC=5V input.
Schematic diagram of the internal structure of the module:
Module connection diagram:
Common anode signal(NPN) input
Input and output truth table | |
Signal Input | Signal Output |
H(High level)5V | L(Low level)0V |
L(Low level)0V | H(High level)24V |
Note:In this example, the anode of the signal power supply is DC +5v, and the anode of the module power supply is DC +24V
Common cathode signal input:
Common cathode signal(PNP) input:
Input and output truth table | |
Signal Input | Signal Output |
H(High level)5V | H(High level)24V |
L(Low level)0V | L(Low level)0V |
Note:In this example,Module power supply is DC+24V
Differential signal input:
Input and output truth table | |
Signal Input | Signal Output |
H(High level) | H(High level)24V |
L(Low level) | L(Low level)0V |
Note:In this example,Module power supply is DC+24V
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