Specification Brand : JESSINIE BulletPoint1 : On-board mature and stable 8bit MCU and MAX485 level conversion chips BulletPoint2 : Communication protocol: supports standard Modbus RTU protocol, communication interface: supports RS485/TTL UART interface, communication baud rate: 4800/9600/19200, default 9600bps, supports power failure storage BulletPoint3 : Optocoupler input signal range: DC3.3-30V (this input cannot be used for relay control); Power supply voltage: DC7-24V, supports DC seat/5.08mm terminal power supply, with input anti-reverse connection protection BulletPoint4 : Output signal: relay switch signal, supports manual, flash-off and flash-off modes, the delay base of flash-off/flash-off is 0.1S, and the maximum flash-off/flash-off time can be set to be 0xFFFF * 0.1S = 6553.5S BulletPoint5 : Onboard 4 Channel 5V,10A/250V AC 10A/30V DC relay, which can be continuously closed for 100,000 times, with diode laxative protection, short response time Color : 0~25V Voltage Sensor CurrentRating : 10 amps ExternallyAssignedProductIdentifier : 8851665649675 ExternallyAssignedProductIdentifier1 : 784548486556 ExternallyAssignedProductIdentifier2 : 0784548486556 Frequency : 10.525 GHz IncludedComponents : 1 ItemName : JESSINIE Modbus-Rtu 7-24V 4 Channel Relay Module Switch Modbus RTU Switch Input Output 5V RS485 TTL Communication Anti-Reverse Connection ItemPackageDimensions_Height : 15.1 centimeters ItemPackageDimensions_Length : 1.5 centimeters ItemPackageDimensions_Width : 11 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : sensor-blocks Manufacturer : JESSINIE Material : copper MaximumRange : 7 meters MaximumSwitchingCurrent : 10 amps MaximumSwitchingVoltage : 24 volts MeasurementAccuracy : 0.001 MeasurementSystem1 : Imperial MeasurementSystem2 : Metric MeasurementType : Voltmeter MinimumOperatingVoltage : 0.02445 volts ModelName : Radar Module ModelNumber : HLK-LD101 MountingType : Wall Mount NumberOfBoxes : 1 NumberOfItems : 1 OperationMode : Automatic PartNumber : HLK-LD101 PowerSourceType : Corded Electric ProductDescription : The 4 Channel Modbus relay module is equipped with mature and stable 8-bit MCU and RS485 level communication chips. RS485 communication protocol using standard MODBUS RTU format can realize 4-way input signal detection and 4-way relay output, which can be used in digital quantity detection or power control occasions.
Device address: range 1-255, default 255, support power-down saving Baud rate, input signal, relay status, equipment address can be read using software/instructions Onboard relay switch indicator Product information:https://drive.google.com/drive/folders/1ZubwgfnaL5bGpKCQ9NgqgqNK8XsPukOk?usp=sharing