Waveshare Industrial 4-Ch PWM Output Module, Modbus RTU Protocol, Isolated RS485 Interface, Adjustable Frequency And Duty Cycle, With Various Isolation And Protection Circuits
The Modbus RTU PWM Output 4CH is an isolated RS485 to PWM output module, supports 4-ch PWM outputs with adjustable frequency and duty cycle. Adopts Modbus RTU protocol with built-in protection circuits such as power isolation, magnetical isolation, resettable fuse, and TVS
The outputs use high-speed optocoupler isolation, and the output high-level voltage can be switched via an internal jumper. 4-ch PWM outputs, with independently adjustable frequency and duty cycle. Configurable device address (1~255), multi devices can be cascaded on RS485 bus
Onboard voltage regulator, supports 7~36V wide range power supply. Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal. Onboard unibody magnetical isolation, allows signal isolation, high reliability, strong anti-interference
Onboard resettable fuse and TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof, lightningproof & anti-electrostatic
Onboard watchdog, for stable output without crashing. Rail-mount case design, compact size, easy to install. 3x LEDs for indicating the power status and signal transceiving status
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