Dead Weight Tester Offering Multi Range Pressure Calibration Coverage Including

Product Specification

Core Advantages and Features
1. Integrated Intelligent Platform
Three-in-one design: Combines pressure generation, electrical signal measurement and output, and temperature simulation into a single device for comprehensive functionality.
Fully automated process: Intelligent operation from pressurization and testing to data acquisition and processing significantly boosts efficiency.
Multi-angle HMI: High-resolution TFT touchscreen display supports multi-angle rotation for flexible viewing perspectives.
2. Exceptional Pressure Calibration Performance
High-Precision Servo Pressure Control: Utilizes imported servo pressure regulation mechanisms for precise, stable, rapid, and leak-free pressure control.
Multi-Range Coverage: Standard configuration includes 8 SDP modular smart digital pressure calibrators, covering an extensive range from vacuum (-100kPa) to high pressure (60MPa).
Multi-Medium Compatibility: Supports pneumatic, vacuum, and hydraulic (oil/water) media to meet diverse instrument calibration needs.
Modular Design: SDP pressure modules can be used independently, offering excellent long-term stability and facilitating maintenance and range expansion.
3. Robust Process Calibration Capabilities
Comprehensive Electrical Signal Measurement: Measures voltage, current, resistance, frequency, pulses, switch states, and more.
Rich Electrical Signal Output: Generates standard signals including voltage, current, resistance, frequency, pulses, etc., for simulating instrument inputs.
Complete Thermocouple/RTD Support:
Simulates measurement and output for 13 thermocouple types (K, E, J, T, N, R, S, B, C, D, G, L, U) and 11 RTD types.
Features automatic cold junction compensation with an embedded cold junction insulation module for rapid tracking of ambient temperature changes.
4. Advanced System and Software
HART Communication: Built-in HART modem enables basic configuration, span adjustment, zero calibration, and other operations for HART instruments.
Data Management & Tools: Supports data storage and retrieval; includes practical tools like thermal engineering manuals, combustion calculations, and user-configurable RTN libraries.
Open Communication Interface: Standard RS232 interface with open communication drivers for seamless integration into factory automation systems and remote control.
Online Upgrades: Supports firmware over-the-air (FOTA) updates to ensure continuous functional enhancements and optimization.

Primary Application Scope
1. This equipment fully complies with the following national verification regulations and is applicable to:
JJG 49—2013 Elastic Element Precision Pressure Gauges and Vacuum Gauges
JJG 52—2013 Elastic Element General Pressure Gauges, Pressure-Vacuum Gauges, and Vacuum Gauges
JJG 270—2008 Sphygmomanometers and Blood Pressure Monitors
JJG 544—2011 / JJG 860—2015 Pressure Sensors
JJG 875—2019 Digital Pressure Gauges
JJG 882—2019 Pressure Testers
2. Applicable Instrument Types:
Smart/Standard Pressure (Differential Pressure) Transmitters
Pressure Sensors, Pressure Switches
Precision Pressure Gauges, General-Purpose Pressure Gauges, Sphygmomanometers
Smart Instruments with HART Protocol
Field Instruments Requiring Analog or Measurement of Multiple Signals (e.g., Temperature, Voltage, Current, Resistance)

The intelligent integrated calibration station offers users a powerful, reliable, and efficient calibration solution through its integrated design, high-precision measurement, fully automated processes, and broad application range. Not only does it significantly enhance the efficiency and quality of calibration tasks, but its modular and upgradeable design also ensures the equipment’s long-term investment value.