• Safe and reliable with short circuit and reversed polarity protection.
• 2-wire current output with zero clearing function.
• Segment LED display for real-time pressure monitoring.

The MPM4891 is a pressure transmitter equipped with an LED display, designed for high stability and reliability. It is suitable for liquid pressure measurement in various fields such as petroleum, power plants, hydrology, and geology.

• Pressure Range: 0kPa to 10kPa up to 40MPa.
• Overpressure Capacity: 1.5 times the full scale (FS).
• Pressure Types: Gauge, Absolute, or Sealed gauge.
• Accuracy: ±0.5% FS.
• Power Supply: 11V to 28V DC.
• Output: 4mA to 20mA DC (2-wire).
• Load Resistance: ≤ (U-11)/0.02 Ω.
• Electric Connection: Hirschmann Plug.
• Long-term Stability: ±0.3% FS/year (Max).
• Zero Thermal Drift: ±0.1% FS/°C.
• FS Thermal Drift: ±0.1% FS/°C.
• Operating Temperature: -25°C to 75°C.
• Storage Temperature: -40°C to 80°C.
• Relative Humidity: 0% to 85%.

The outline construction and installation details are provided in Chart 1, which includes dimensions and installation components such as the transmitter, cut-off valve, and pipe display.

Electric connection details are shown in Picture 1, with pin definitions provided in Chart 2.

The order guide specifies the range, output, construction material, and other options for customization. Users are advised to ensure compatibility of the measured media with the contacting material and can request custom pressure ports.