Juying V1.0 Water Leak Alarm User Manual

This manual covers the features, specifications, wiring, communication protocols, and configuration for the Juying V1.0 water leak alarm.

Brand: Juying
Category: Other Electronics
Document type: User Manual
Language: Chinese
Pages: 13
File format: PDF
File size: 974 KB
Published: 16 October, 2026
Updated: 16 October, 2026
MD5 checksum: B205CC93C83CAE4946747B9395E9A24B
PDF: Juying V1.0 Water Leak Alarm User Manual PDF

About this manual

The Juying V1.0 water leak alarm is a device designed to detect water leaks using two sensor inputs and control two relay outputs. It supports a DC7-30V power supply and features isolated relay contacts and RS485 communication. The device can be configured to automatically trigger relays and sound an alarm when water is detected. This manual is written in Chinese.

What's inside

Product Features
Product Functions
Main Parameters
Interface Description
Communication Wiring
Input/Output Wiring
Test Software
Parameter Configuration
Development Data
Troubleshooting

Specifications

Power Supply	DC7-30V
Contact Capacity	10A/30VDC 10A/250VAC
Durability	100,000 times
Communication Interface	RS485
Communication Protocol	Modbus RTU/TCP
Device Address Range	0-255
Sensor Inputs	2 channels
Relay Outputs	2 channels
Dimensions	1058541mm
Weight	300g

Frequently asked questions

What is the default communication baud rate?

The default baud rate is 9600, but it can be modified via software.

Can the device address be set to 0?

No, using address 0 will result in communication failure.

What is the default device address?

The default device address is 1.

How many water leak sensors does the device support?

The device supports 2 water leak sensor inputs.

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