Water Level Controller Panel Meter 4-20mA RS485 Input 4 Relay Liquid Indicator

Liquid Level Indicator Measuring Display Control Instrument 4-way Relay 4-20mA RS485 Output AC220V DC24V Water Level controller
Note: For bulk orders, please Contact usNote: If you need more than one, please contact usProduct Overview

The Universal Digital Process Controller is a multi-input industrial control device designed for accurate measurement, display, and control of temperature, current, voltage, and RTD/thermocouple signals. Featuring a clear 4-digit digital display and flexible output options, it is widely used in industrial automation, process monitoring, and control systems.

Supporting relay output, 4–20mA analog signal, and RS485 communication, this controller provides stable performance and precise ON/OFF control with adjustable hysteresis.

Key Features

• Multi-signal input support: thermocouple, RTD, current, voltage
• 4-digit digital display range: -1999 to 9999
• Multiple output options: 4-way relay / 4–20mA / RS485
• High precision industrial process control
• Position ON/OFF control with return differential
• Automatic temperature compensation (0–50°C)
• Flexible power supply options (AC220V or customizable 24VDC)
• Low power consumption design (≤5W AC / ≤4W DC)
• Stable industrial-grade performance
• Suitable for automation and process control systems

Specifications

• Product Type: Universal Digital Process Controller
• Input Signals: Thermocouple / RTD / Current / Voltage
• Output Options: 4-way relay / 4–20mA / RS485
• Power Supply: AC220V (customizable 24VDC)
• Measuring Range: -1999 to 9999
• Display Range: -1999 to 9999 (4-digit digital tube display)
• Set Value Range: -999 to 9999
• Resolution: 1 / 0.1 / 0.01 / 0.001
• Control Mode: Position ON/OFF with return differential
• Temperature Compensation: 0–50°C automatic compensation
• Operating Temperature: -10°C to 65°C
• Operating Humidity: ≤85% RH
• Power Consumption: ≤5W (AC220V), ≤4W (DC24V)
• Display Method: Digital tube display

Installation / Use

• Ensure correct input signal type is selected before installation
• Verify power supply compatibility (AC220V or DC24V option)
• Install in a dry and well-ventilated control environment
• Suitable for industrial automation and process control applications
• Professional installation is recommended for safe and accurate operation
• Do not exceed specified operating temperature or humidity limits

Package Included

• 1 × Universal Digital Process Controller