Dead Weight Tester with Wide Pressure Range Coverage and Automated Verification

Product Specification

Core Features
1. Temperature Calibration Module
Wide Temperature Range Coverage: Full-range calibration capability from -40°C to 1200°C
Multi-Sensor Support: Compatible with various temperature sensors including thermocouples, RTDs, and thermometers
Automated Verification System: VK-801 system enables fully automated temperature control, measurement, and data processing
High-Precision Measurement: Voltage resolution 0.01μV, resistance resolution 0.01mΩ
2. Pressure Calibration Module
Fully Automated Pressure Verification: XYZD series automatic pressure verification bench with accuracy up to Class 0.02
Wide Range Coverage: Full-range pressure calibration from vacuum to 100MPa
Multi-medium support: Hydraulic, pneumatic, absolute pressure, gauge pressure modes
Intelligent control: PID algorithm ensures precise pressure regulation with stability ≤0.005% FS
3. Constant Temperature Environment Module
Precision temperature bath: Water/oil bath temperature uniformity ≤0.01℃
Thermocouple Calibration Furnace: YG Series horizontal calibration furnace with temperature uniformity of 0.5℃
Dual-Chamber Design: Separate working and mixing zones for low noise and high stability

System Architecture
1. Core Control Unit
Industrial Computer: Windows OS, touchscreen operation
High-Precision Digital Meter: Keithley 2010, microvolt-level signal acquisition
Multi-Channel Scanner: 20-channel simultaneous calibration, parasitic potential ≤0.2μV
2. Temperature Calibration Unit
Thermocouple Calibration Furnace: YG-I/YG-IA, 300-1200°C
Thermostatic Bath Series: XY-IA (water bath), XY-R1/R2 (oil bath)
Automatic Wiring System: Three-wire automatic switching to minimize lead error
3. Pressure Calibration Unit
Fully Automatic Hydraulic Calibration Bench: XYZD-5700, 0-100MPa
Fully Automatic Pneumatic Calibration Bench: XYZD-5800, -0.095-4MPa
Electric Pressure Source: YUNY-800A/900A, max 100MPa
4. Specialized Calibration Devices
Float-Type Pressure Gauge: Model Y047, 0.001-0.25MPa
Oxygen Inhaler Calibration Device: XYFQ-322, Medical Grade
Barometer Calibration Device: XY-732, 0-1200hPa

Applicable Instrument Types
1. Temperature Instruments
Contact-type: Thermocouples, RTDs, Glass Thermometers, Bimetallic Thermometers
Non-contact-type: Infrared Thermometers, Thermal Imagers (Optional)
Special Types: Pressure Thermometers, Temperature Transmitters, Temperature Switches
2. Pressure Instruments
Conventional Pressure: Pressure gauges, pressure transmitters, pressure sensors
Specialized Pressure: Absolute pressure gauges, differential pressure gauges, vacuum gauges
Medical-grade: Oxygen inhalers, ventilator pressure sensors
Meteorological-grade: Barometers, aneroid barometers
3. Process Instruments
Temperature Transmitters: Various temperature transmitters
Pressure Transmitters: Smart pressure transmitters
Level Instruments: Non-contact level gauges (optional)

System Advantages
1. Precision and Reliability
Traceability to Standards: Measurement values traceable to national measurement standards
High-Precision Assurance: Core components utilize imported high-precision sensors
Environmental Compensation: Automatic temperature and pressure compensation eliminates environmental impacts
2. Intelligent Efficiency
Fully Automated Operation: One-click calibration process minimizes human error
Batch Processing: Simultaneous multi-channel calibration boosts efficiency
Intelligent Diagnostics: AI algorithms automatically analyze instrument performance metrics
3. Flexible Scalability
Modular Design: Customizable functional modules for cost-effective investment
Rich Interfaces: Supports multiple communication protocols for seamless system integration
Software Updates: Continuous functional enhancements to meet evolving calibration requirements
4. Secure & User-Friendly
Multi-Layer Protection: Comprehensive safeguards against overvoltage, overcurrent, and overtemperature
Data Security: Database storage with backup and traceability support
Intuitive Operation: Touchscreen interface with graphical guidance

Application Areas
1. Metrology Institutions
Establishment of public measurement standards
Conducting mandatory verification
Providing measurement traceability services
2. Industrial Enterprises
Periodic verification of production process instruments
Calibration of quality control testing instruments
Verification of equipment maintenance instruments
3. Research Institutes
Metrological assurance for research and experimental equipment
Testing and validation for new product development
Research on metrological techniques and methodologies
4. Specific Industries
Healthcare: Verification of temperature and pressure sensors in medical devices
Meteorological Monitoring: Calibration of atmospheric pressure instruments
Energy and Power: Periodic verification of thermal process instruments in power plants
Petrochemical: On-site calibration of process instruments in industrial applications

Typical Configuration Options
1. Basic Configuration
YK-801 Automatic Thermocouple/RTD Calibration System
XYZD-5700 Fully Automatic Hydraulic Calibration Bench
XY-IA Constant Temperature Water Bath
2. Standard Configuration
All items in Basic Configuration
YG-IA Horizontal Thermocouple Calibration Furnace
XYZD-5800 Fully Automatic Pneumatic Calibration Bench
XY-R1 Constant Temperature Oil Bath
3. Advanced Configuration
All components of Standard Configuration
Non-contact Level Gauge Calibration Device
Float-type Pressure Gauge Y047
Barometer Calibration Device XY-732