Level Transmitting Controller MPM4881W Series

Introduction

The Level Transmitting Controller MPM4881W Series is a cutting-edge, intelligent meter designed to integrate precise level measurement, display, transmitting, and control into a single, highly efficient device. Powered by an advanced ARM processing chip, this controller offers exceptional accuracy, quick response, and reliable control. Ideal for equipment automatic pressure detection, action control, and water level alarms, this versatile tool is perfect for long-distance pressure measurement and control.

Key Features

• Precise Level Measurement: Optimized for liquid media, ensuring accurate readings and dependable operation.
• 14-Segment LED Display: A clear, easy-to-read 4-digit LED display ensures that information is accessible at a glance.
• User-Friendly Programming: Simplify operations with intuitive button programming.
• Multi-Relay Control: Independently control up to 5 relays with time-delay functionality, providing flexibility in various applications.
• Switchable Analog Output: Adapt to your needs with current or voltage output options.
• Peak Recording: Keep track of maximum levels during operation, with easy reset functionality.
• Versatile Mounting Options: Install with ease using rail, cover, or back mounting.
• Hardware Protection: Prevent incorrect operations with built-in hardware protection.
• MODBUS Communication: Seamlessly integrate with other systems using MODBUS communication protocols.

Specifications

For a quick overview of the MPM4881W’s capabilities, refer to the summarized specifications below:

• Power Supply: 220V AC ±44V / 22V~32V DC
• Level Range Options: 1m, 2m, 5m, 10m, 20m, 50m, 100m, 200m H2O
• Overpressure Tolerance: 1.5 times Full Scale (FS)
• Accuracy: ≤±0.5%FS
• Repeatability: ≤±0.2%FS
• Display: 4-digit, 0.56 inch, 14-segment LED
• Thermal Drift: ≤±0.03%FS/°C (Zero/Full Scale)
• Resolution: 0.1 cm
• Analog Output:

• Current Version: 4mA~20mA DC, Load resistance ≤560Ω

• Voltage Version: 0V~10V DC, Load resistance ≥10kΩ

• Switch Output:

• Voltage Supply: ≤277V AC; ≤30V DC

• Current Supply: ≤3A

• Response Time: <1ms

• Switch Point Setting: 1.5%FS~99%FS

• Return Difference Setting: 1%FS~10%FS

• Relay Life: ≥10,000,000 times/load (min.); ≥100,000/times/load (max.)

• Switch Delay: 0s~99s

• Environmental Conditions:

• Operation Temp. (Controller): -25℃ ~65℃ / -13 ℉ ~149 ℉

• Relative Humidity: 0%~85%

• Storage Temp. (Controller): -40℃ ~70℃ / -40 ℉ ~158 ℉

• Media Temp.: -20℃ ~80℃ / -50 ℉ ~176 ℉

• Protection Levels: Controller Body IP65; Probe IP68
• Mounting Options: Rail, cover, back mounting

Installation and Usage

The MPM4881W Series offers flexible installation options, allowing for easy integration into existing systems. Whether you prefer rail mounting, cover mounting, or back mounting, this controller is designed to fit seamlessly into your setup. The robust construction ensures durability, even in demanding environments.

Installation Methods:

• Rail Mounting: Ideal for integration into electrical control cabinets.
• Cover Mounting: Provides a secure and protected setup.
• Back Mounting: Offers stability and ease of access.

Before installation, ensure that the media is compatible with the contacting parts and select the appropriate cable type based on your requirements—polyurethane for flexibility and endurance, or polyethylene for standard applications.

Applications

The MPM4881W Level Transmitting Controller is designed for a wide range of applications, including but not limited to:

• Automatic Pressure Detection: Ensuring optimal pressure levels in various equipment.
• Action Control: Enabling precise control of relays for various operational needs.
• Water Level Alarm: Providing early warnings to prevent overflow or depletion.
• Long-Distance Pressure Measurement and Control: Ideal for monitoring and managing pressure over extended distances.

With its robust design and versatile functionality, the MPM4881W is an essential tool for industries that require precise liquid level monitoring and control.

Order Guide

When ordering the MPM4881W, please specify the following:

• Level Range: Available ranges from 1m to 200m H2O.
• Power Supply: Choose between AC 220V or DC 22V~32V.
• Output Signal:

• KA: 5-relay + 4mA~20mA DC analog output.

• KV: 5-relay + 0V~10V DC analog output.

• KAV: Dual-output option with 4mA20mA and 0V10V DC.

For more details or to place an order, contact us via the provided link.

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