ABB 261GSDKPN21 Pressure Transmitter

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1. Product Overview

The ABB 261GSDKPN21 Pressure Transmitter is a high-precision pressure measurement device used in ABB industrial automation and process control systems.
It converts the measured pressure of gases, liquids, or steam into a standard analog output signal (4–20 mA or 0–10 V) for process monitoring, control, and alarm purposes, ensuring safe and stable operation.

2. Main Technical Specifications (Typical)

• Model: 261GSDKPN21

• Product Type: Pressure Transmitter

• Measuring Range: 0–10 bar / 0–16 bar / 0–25 bar (optional, depending on model)

• Accuracy: ±0.25% FS

• Output Signal: 4–20 mA / 0–10 V

• Supply Voltage: DC 24 V ± 10%

• Media Temperature Range: -40 ℃ to +85 ℃

• Ambient Temperature Range: -40 ℃ to +85 ℃

• Overpressure Protection: 2× full scale

• Connection Type: G 1/2" or M20×1.5 (optional)

• Protection Class: IP65 / IP67

• Material: Stainless steel 316L

3. Key Advantages and Features

1. High Accuracy and Reliability

   • ±0.25% FS accuracy

   • Long-term stability with minimal recalibration

2. Wide Range and Compatibility

   • Multiple ranges for diverse applications

   • Supports various analog output signals

3. Industrial Protection Design

   • IP65/IP67 protection for harsh environments

   • Corrosion-resistant materials for chemical, pharmaceutical, and food industries

4. Fast Response and Stable Output

   • Short response time for dynamic pressure measurement

   • Stable output signal ensures control accuracy

5. Easy Installation and Maintenance

   • Standard connection interfaces for easy field installation

   • Modular design facilitates replacement and maintenance

4. Typical Applications

• Industrial process automation and control

• Pressure monitoring in chemical, pharmaceutical, and food industries

• Water treatment and supply system pressure control

• HVAC systems and boiler pressure monitoring

• Oil, gas, and energy industry

• Monitoring of fans, pumps, compressors, and hydraulic systems

5. Installation and Maintenance Notes

1. Verify Measuring Range and Output Signal

   • Ensure the pressure range and output type match the control system

2. Power-Off Before Installation

   • Disconnect power before installing or removing the transmitter

3. Protection and Wiring

   • Use suitable enclosures for protection

   • Ensure secure wiring to avoid signal interference

4. Environmental Conditions

   • Avoid extreme temperatures or corrosive environments

   • Ensure proper ventilation

5. Periodic Inspection and Calibration

   • Check sensor accuracy regularly

   • Perform calibration as needed