The 220DD-0001A2B is a high-precision capacitance manometer, specifically designed for accurate pressure measurement in vacuum and low-pressure applications. Based on the principle of capacitance sensing, it converts pressure changes into measurable electrical signals with high sensitivity and stability, making it widely used in industries such as semiconductor manufacturing, vacuum coating, chemical engineering, and laboratory research. This manometer features a compact structure, reliable performance, and strong anti-interference ability, ensuring accurate and real-time pressure monitoring even in harsh working environments. It supports seamless integration with various control systems, facilitating remote monitoring and data analysis, and provides essential support for process control, quality assurance, and equipment safety in related fields.
220DD-0001A2B Capacitance Manometer – Product Description & Technical Specifications Product Description The 220DD-0001A2B is a high-precision capacitance manometer, specifically designed for accurate pressure measurement in vacuum and low-pressure applications. Based on the principle of capacitance sensing, it converts pressure changes into measurable electrical signals with high sensitivity and stability, making it widely used in industries such as semiconductor manufacturing, vacuum coating, chemical engineering, and laboratory research. This manometer features a compact structure, reliable performance, and strong anti-interference ability, ensuring accurate and real-time pressure monitoring even in harsh working environments. It supports seamless integration with various control systems, facilitating remote monitoring and data analysis, and provides essential support for process control, quality assurance, and equipment safety in related fields. Basic Information Brand: MKS Instruments (common brand for this model), a global leader in vacuum measurement and control solutions. Model: 220DD-0001A2B, a high-precision capacitance manometer for vacuum and low-pressure measurement. Product Type: Capacitance manometer (vacuum pressure sensor), used for accurate pressure detection in low-pressure environments. Weight: Approximately 0.5 kg, compact and lightweight for easy installation and integration. Country of Origin: United States (original factory), manufactured in strict accordance with international quality standards. HS Code: 8538900090 (for reference), applicable to electrical control and pressure measurement equipment components. Temperature Specifications Operating Temperature: 0 °C to +50 °C, ensuring stable performance in standard industrial and laboratory environments. Storage Temperature: -20 °C to +70 °C, suitable for long-term storage and transportation without affecting measurement accuracy. Temperature Coefficient: ±0.01% FS/°C, minimizing measurement errors caused by temperature changes. Input Specifications Power Input: 24V DC ±10%, power consumption ≤5W; with anti-surge and anti-interference protection to ensure stable operation. Pressure Input: Measuring range 1 Torr (133.322 Pa) to 1000 Torr (133322 Pa), supporting absolute pressure measurement based on capacitance sensing principle. Input Accuracy: ±0.1% Full Scale (FS), ensuring high-precision pressure detection for critical applications. Output Specifications Analog Output: 4–20 mA DC (1 channel), proportional to the measured pressure, for transmitting real-time pressure data to external control systems or displays. Digital Output: RS-485 interface, supporting Modbus communication protocol, enabling remote configuration and data reading. Output Load: ≤600 Ω for analog output, ensuring compatibility with most industrial control equipment. Key Features • High measurement precision (±0.1% FS) and low temperature coefficient, ensuring accurate pressure monitoring. • Based on capacitance sensing principle, with high sensitivity and stable performance for vacuum and low-pressure applications. • Compact and lightweight design, easy to install, integrate and maintain in various equipment and environments. • Supports both analog (4–20 mA) and digital (RS-485/Modbus) output, facilitating system integration and remote monitoring. • Strong anti-interference ability, adapting to industrial and laboratory environments with electromagnetic interference. • Wide storage temperature range, suitable for long-term storage and transportation, with long service life. • Compatible with various control systems, widely used in semiconductor, vacuum coating, chemical and laboratory fields.
interface *Output method: rear output *Fast Ethernet: 3 slots, each slot supports 8 ports, with optional optical and electrical options *Gigabit Ethernet: Provides 4 1000Base SFP slots *CONSOLE port: RS232 (RJ45) *Alarm port: 5.08mm spacing 3-pin Phoenix wiring terminal, 250VAC/220VDC 2 A cable *Twisted pair cable: 100m *Multimode fiber: 1310nm, 2km (100Mbps); 1310nm, 500m (gigabit) *Single mode fiber: 1310nm, 0-40km; 1550nm, 0-80km source *Input voltage: 110-220VDC/VAC, redundant input *Connection terminal: 5.08mm spacing 5-pin Phoenix wiring terminal *Power:<40W mechanical properties *Case: Aluminum model with fanless design *Protection level: IP30 *Installation method: 19 inch 1U rack type *Shell size: 440 mm * 44.5 mm * 370 mm (W * H * D), as shown in the attached image *Impact, vibration, and drop: meet the requirements of IEC61850-3 5.5 CM level *Weight: approximately 4.3kg
