5V/24V LEVEL CONVERTER BOARD--The module can convert input 5V level signal to 24V level signal, or convert input 24V level signal to 5V level signal ^^ IMPROVES ANTI-INTERFERENCE ABILITY--It can also convert signal 5V to 5V, or 24V to 24V level, and isolate input signal and output signal through optocoupler, which can improves anti-interference ability of circuit ^^ EASY TO OPERATE--Input level can be set by DIP switch, 24V level output is NPN OC output, output current is 100mA ^^ HIGH EFFICIENCY MULTI-FUNCTIONAL LEVEL TRANSLATOR--It has conversion and amplification circuit, good wave, strong driving ability ^^ COMPATIBLE COMMON-CATHODE--Compatible with a common-cathode or common-anode input connection, matching European and Japanese PLC interface standards