Intelligent Level Switch MPM5589 Series

Features

The Intelligent Level Switch MPM5589 Series offers advanced capabilities for level measurement in liquids and oils. Key features include:

• Level measurement for liquid and oil
• Optional PNP and current output
• Peak value display
• Range drift function
• PNP switch point and time delay settings
• Modbus communication capability
• OLED display with 180° rotation
• Body rotation of 330°
• Switchable units: cm, m, inch

Introduction

The MPM5589 is an intelligent level switch that integrates level measurement, local display, and control. Utilizing an industrial-grade MCU as its core and a high-quality pressure sensor as its sensing element, this device ensures quick response and excellent electromagnetic compatibility while maintaining accuracy. The separate construction of the probe and display allows for easy installation and data reading. This switch is suitable for various applications including oil tanks, fuel tanks, lorries, water treatment, metallurgy, power plants, water supply and sewage systems, and laboratories.

Specifications

Measurement Range: The MPM5589 offers measurement ranges of 1mH2O, 3mH2O, and 5mH2O.

Accuracy and Stability

• Accuracy: <2%FS
• Hysteresis: ±0.1%FS
• Long-Term Stability: ±0.3%FS/year

Environmental and Operational Conditions

• Power Supply: 12V to 30VDC
• Working Temperature: -20°C to 80°C
• Media Temperature: 0°C to 60°C
• Storage Temperature: -40°C to 80°C
• Thermal Error: ±0.02%FS/°C (Zero/FS)

Media Compatibility: Compatible with water, synthetic oil, and mineral-based hydraulic oil.

Output and Display

• Outputs: 2 PNP switches + current output (0mA/4mA to 20mADC)
• Display: Blue 128x64 OLED with switchable units in meters, centimeters, and inches

Protection and Materials

• Protection Rating: IP65 (housing), IP68 (probe)
• Materials: Stainless Steel (probe and housing), NBR (probe), PMMA (display board), SS 316L (diaphragm), Viton Rubber (O-ring)

Range Drift and Analog Output

The MPM5589 allows for range drift between 25%FS and 100%FS, with the analog output changing accordingly. The analog output can be reversed, for example, from 4mA-20mADC to 20mA-4mA.

Electrical Connections

Wiring

• Red: VCC
• Yellow: K1-Output
• Black: GND
• Blue: K2-Output
• Green: 0/4mA to 20mA

8-pin Plug Pin Definition

• 1: VCC
• 2: K1-Output
• 3: GND
• 4: K2-Output
• 5: 0/4mA to 20mA
• 6: 485-A
• 7: 485-B

Switch Action Patterns

The MPM5589 supports both Hysteresis Mode and Window Mode, with detailed settings for action and release values. Switch point setting ranges from -46.25°C to 200°C for action values and -47.5°C to 198.75°C for release values. Time delay settings can range from 0.0s to 99.9s.

Optional Components

• MS801 Mounting Bracket
• MS901: 2m RVVP cable with 5-pin M12X1 female right-angle plug
• MS902: 2m RVVP cable with 8-pin M12X1 female right-angle plug

Ordering Guide

When ordering the MPM5589 Intelligent Level Switch, specify the following:

• Level Measurement Range: X1 (01mH2O), X2 (03mH2O), X3 (0~5mH2O)
• Cable Length: Customized as per user request
• Output Type: 2KA (2×PNP+0/4mA to 20mADC)
• Thread/Flange Type: C17 (R3/4 male), F3 (DN10 Flange)
• Others: R5 (5-pin M12X1 male plug), R8 (8-pin M12X1 male plug for Modbus communication)

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