Product Overview

The J-R4 metering pump is a universal and intelligent control instrument developed and produced by Zhejiang Dongkai Pump Industry Technology Co., Ltd. It has the advantages of high display accuracy, comprehensive functions, stable performance, and reliable operation.

Application Fields

This variable frequency digital control metering pump is widely used in important industrial fields such as medicine, chemical industry, petroleum, power, environmental protection, food, papermaking, etc., especially suitable for process flows that require precise measurement, quantitative injection, and transportation of high-strength corrosive liquid media.

Performance parameters

1. Support start/stop control terminal, capable of receiving dry contact signals to achieve start/stop.

2. Support 0-20mA current signal or 0-10VDC voltage signal, feedback flow function.

3. Supports RS485 communication control and Modbus communication protocol, facilitating centralized control.

Technical parameters

Operation display and application

Function parameter modification, digital control box working status monitoring, digital control box operation control (start stop) and other digital control box operations can be completed through the operation panel. Its appearance and functional areas are shown in the figure:

　　Warning: Variable frequency control metering pump can only be installed indoors! Cannot be installed outdoors! Prevent water from getting wet!