This product is an industrial 16-ch relay module controlled via RS485 bus, adopts Modbus RTU protocol, built-in protection circuits such as power supply isolation, ADI magnetical isolation, resettable fuse, and TVS diode, etc; It also comes with an ABS case; The Modbus RTU 16-Ch Relay is an extremely user-friendly device; With its fast communication, stability, reliability, and safety features, it stands out as an excellent option for industrial control equipment and applications that demand high communication capabilities;
Rail-mounted ABS case, easy to install, safe to use; Configurable device address 1255, multi devices can be cascaded on RS485 bus; High quality relay, contact rating: ≤10 A 250VAC/30VDC; Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the relay for a while and then close it automatically;
Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal; Onboard unibody ADI magnetical isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption; Onboard resettable fuse and TVS Transient Voltage Suppressor, effectively suppress surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof, lightningproof & anti-electrostatic; Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit;
Onboard dedicated relay driver chip, with built-in freewheeling diode protection, the driving ability is stronger and more stable; Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection; 3 LEDs for indicating the MCU status and signal transceiving status.
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