Deepwater Level Transmitter MPM426WS Series

Overview

The Deepwater Level Transmitter MPM426WS Series is a highly reliable and accurate instrument designed for deepwater level and temperature measurements. It features dual outputs for temperature and level, reversed-polarity protection, and is suitable for various applications, including the metallurgical industry, power plants, mines, oil and gas in deep wells, and hydrological exploration.

Features

• Dual Outputs: Temperature and level dual standard outputs.
• Reversed-Polarity Protection: Ensures safety and reliability.
• High Stability and Reliability: Utilizes a piezo-resistive pressure sensor and a PT1000 temperature sensor.
• Full Welding and Sealing: Designed for deepwater applications with high-vacuum and mineral oil-resistant sealing.
• Automated Production: Ensures quality, stability, and reliability.

Applications

• Metallurgical Industry: Suitable for use in harsh environments.
• Power Plant: Reliable measurements for critical operations.
• Mines: Durable and accurate for mining applications.
• Oil and Gas in Deep Well: Perfect for deep well measurements.
• Hydrological Exploration: Accurate data for water exploration.

Technical Specifications

• Range: 0mH2O to 350mH2O, extendable to 2000mH2O; Temperature: -20℃ to 80℃
• Overpressure: ≤2 times FS or 2200mH2O
• Pressure Type: Sealed gauge, absolute
• Accuracy: ±0.5% FS (pressure), ±2℃ (temperature)
• Thermal Drift:

• Zero: ≤ ±0.02% FS/℃

• Span: ≤ ±0.05% FS/℃

• Long-term Stability: ≤ ±0.2% FS/year
• Power Supply: 12V to 30V DC
• Operating Temperature: -20℃ to 80℃
• Storage Temperature: -40℃ to 100℃
• Vibration: 10g, 55Hz to 2000Hz
• Shock: 100g, 11ms
• Protection Rating: IP68
• Weight: ≤220g

Material and Design

• Diaphragm Material: SS 316L or Tantalum
• Housing Material: SS 304 or SS 316L
• Cable Options: PE, PUR, PVC

Electrical Connection

• 2-Wire System:

• Red: +V

• Black: 0V/+OUT

• Blue: Tout

Dimensions

• Isolated Diaphragm Diameter: 33 mm
• Housing Dimensions: Customizable based on requirements

Ordering Guide

• Range Configuration:

• Level: 0mH2O to 350mH2O, extendable to 2000mH2O

• Temperature: -20℃ to 80℃

• Output Signal: 4mA to 20mA DC
• Material Options: SS 316L, SS 304, Tantalum
• Junction Box Options:

• None

• Aluminum junction box with display

• MS200 waterproof junction box (recommended)

• PD140 lightening-proof junction box

Additional Notes

1. Default cable material is PE; other materials are available upon request.

2. Junction boxes have an IP65 protection rating.

3. Ensure compatibility of measured media with wetted materials and specify media density if not water.

4. In thunderstorm-prone areas, use a lightning protection device and ensure proper grounding.

5. For metrology verification or other specific requirements, contact the manufacturer.

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