Home

HPM785 Flat Diaphragm Hygienic Differential Pressure Transmitter

Accuracy:±0.5%FS (std.) 0.2%FS(opt.)
Differential pressure: 0 ~ 10kPa... 1MPa
Output signal: 4~20mADC; 4~20mADC+HART; Modbus-RTU/RS485
 
Availability:
Quantity:
facebook sharing button
linkedin sharing button
whatsapp sharing button
twitter sharing button
pinterest sharing button
sharethis sharing button



The HPM785 sanitary differential pressure transmitter is designed for critical applications in the food and pharmaceutical industries, ensuring hygiene and safety through its robust construction and advanced features. Here’s a concise overview of its key attributes:

  • Material Quality: Made from high-quality stainless steel (304L, 316L), ensuring non-toxicity and harmlessness.

  • Sanitary Design: Overall welded structure with a flat membrane for direct pressure sensing, facilitating easy cleaning and sterilization (CIP/SIP).

  • Sensitive Element: Utilizes a silicon pressure chip for accurate pressure signal detection.

  • Signal Processing: Built-in processing circuit converts sensor signals to standard current outputs, featuring wide temperature range compensation through automated testing and laser resistance adjustments.

  • Durability: Undergoes strict long-term aging and stability assessments, ensuring reliable performance.

Compliance and Usability

  • Hygienic Standards: Meets stringent sanitary requirements to prevent contamination, with smooth surfaces and no dead corners to minimize dirt accumulation.

  • Versatile Applications: Ideal for pressure and level measurement in various sectors, including:

    • Pharmaceuticals

    • Food and Beverage (including brewing, milk, juice)



Application


  • Food and beverage industry

  • Pharmaceutical industry

  • Liquid level measurement

  • Differential pressure measurement in the field of industrial process control




Features


◆ Flush membrane structure 

◆ Overall stainless-steel structure

◆ Surface roughness can reach Ra0.4 

◆ On-site display, while outputting standard remote signal 

◆ Support CIP and SIP, high temperature resistance above 150℃ 

◆ Various hygienic process connections 


Parameters

Pressure Range

Range (differential pressure)

0~10kPa…1MPa

One-side overload

16MPa

Static Pressure

25MPa

Negative pressure resistance

-100kPa

Measuring Medium

Type

Various liquids and gases compatible with contact materials

Output/Power Supply

Standard

2-wire: 4~20mA   / Vs=10~30V

Standard

2-wire: 4~20mA+HART    / Vs=12~32V

Standard

4-wire: Modbus-RTU/RS485 / Vs=12~30V

Performance

Accuracy*

±0.5%FS(typical)   @ 25℃

±0.25%FS(optional)   @ 25℃

Long term stability

±0.50%FS/year,≤100kPa

±0.25%FS/year,>100kPa

(*includes linearity, hysteresis, and repeatability)

Temperature Drift Characteristics

Compensation temperature range

-10~70℃

Zero scale temperature drift

±0.3%FS/10℃(within the temperature compensation range,≤100kPa)

±0.3%FS/10℃(within the temperature compensation range, >100kPa)

Full scale temperature drift

±0.3%FS/10℃(within the temperature compensation range)

Environmental Conditions

Temperature Range

Medium temperature:

-40~180℃  (Room temperature silicone oil)

0~320℃ (high temperature silicone oil)

-10~170℃ (food and medical grade mineral oil)

Ambient temperature: -20~80℃

Storage temperature: -10~80℃

Protection Grade

IP65, M12×1  

Electrical Protection

Short circuit protection

Permanent

Reverse polarity protection

No damage, circuit inoperative

Electromagnetic compatibility

Conforms to EN 61326


Our product philosophy is specialization, customization, and intelligence.

Quick Links

Product Category

Contact Us

    Add : Room 201, Building 5, No.18, Fenghua Road, Yuhua Economic Development Zone, Nanjing, Jiangsu,China
    Phone : +86-17551075580
    E-mail : info@hjsensor.com
   Whatsapp : +86-17551075580
Copyright  2023  Nanjing Hangjia Electronic Technology Co.,Ltd. Supported by leadong.com. Sitemap