SUP-2051LP pressure transmitter

The 2051LP transmitter features a microprocessor core with digital isolation and real-time temperature compensation for high accuracy and stability. It offers ±0.075% accuracy, 4–20mA/HART output, and one-way overpressure protection up to 25MPa. Suitable for gas, steam, and liquid measurement in harsh environments, it provides excellent long-term stability and advanced diagnostics.

Characteristics

High-Performance Monocrystalline Silicon Sensor Technology for Superior Accuracy, Linearity, and Long-Term Stability

Advanced Digital Isolation Ensuring Strong Anti-Interference Capability and Reliable Signal Transmission in Harsh Industrial Environments

Real-Time Temperature Compensation via Built-In Sensor to Minimize Drift and Improve Measurement Precision

One-Way Overpressure Protection Up to 25MPa for Enhanced Durability and Safety in High-Pressure Applications

Exceptional Measurement Accuracy of ±0.075% / ±0.1% FS Including Linearity, Hysteresis, and Repeatability Across Full Range

Name	Description
Span Limit	Configurable upper/lower limits with recommended minimal span ratio for optimal performance.
Installation Position	Perpendicular position changes do not cause zero drift; ±0.4 kPa offset possible beyond 90° deviation.
Output	Two-wire 4–20 mA (NAMUR NE43), HART protocol; RS485 (Modbus) available.
Alarm Signals	Low: 3.9 mA; High: 21 mA; Fault: 22.0 mA.
Response Time	0.1s amplifier damping; 0.1–1.6s sensor time constant; adjustable 0–100s.
Accuracy	±0.075% (0–100 kPa), ±0.1% (overall, including linearity/hysteresis).
Temperature Range	-40°C to 120°C (medium); -40°C to 85°C (storage).

2051LP High-Precision Pressure/Differential Pressure Transmitter

The 2051LP transmitter integrates a microprocessor with advanced digital isolation technology to deliver exceptional anti-interference capability and stability. Built-in temperature compensation ensures long-term accuracy and minimal drift. Its modular design allows easy calibration via HART communicator, while the one-click clearing function enhances operational safety without compromising protection levels.

Key Features:

Monocrystalline silicon sensor: Industry-leading precision with 24-bit ADC for ultra-high accuracy.
Robust protection: One-way over-pressure resistance up to 25 MPa.
Multi-protocol output: 4–20 mA + HART; optional RS485/Modbus for industrial integration.
Advanced diagnostics: Real-time self-diagnosis with fault alarms (22 mA signal).
Wide-range compatibility: Measures gas, steam, and liquids across 0–18 MPa (gauge) or -100–0 kPa (diff).

*Ideal for critical applications in oil & gas, chemical processing, and power generation where precision and reliability are paramount.