Basic Info.
Pressure Range
0.7 to 1.3 Bar Absolute
Measuring Range
0.25m to 10m
Supply Pressure
1.4-7 Bar
Ambient Temperature
-40°c to +70°c
Enclosure Rating
IP66/IP67
Certifications
CE, Sil 2, ATEX Zone 2
Communication
Hart 7, Profibus PA, FF Fieldbus
Response Time
Adjustable 1-60 Seconds
Transport Package
with Carton Package
Specification
30X30X30 cm
Product Description
Product Description
In the world of industrial process control, precise valve positioning is critical for ensuring optimal system performance, energy efficiency, and safety. The Siemens SIPART represents the pinnacle of valve positioning technology, combining decades of Siemens' automation expertise with cutting-edge digital communication capabilities. This comprehensive 5000+ character guide will explore every aspect of the SIPART, from its innovative auto-calibration features to its rugged industrial design and advanced diagnostic capabilities.
Revolutionary Positioning Technology
At the heart of the SIPART performance lies Siemens' advanced electro-pneumatic conversion system:
1. ≤0.5% positioning accuracy with characteristic curve adaptation
2. Adaptive control algorithm that automatically compensates for valve wear
3. 3-point calibration (open/closed/mid-point) for optimal performance
4. Piezoelectric pilot valve technology for precise air flow control
5. <3 second response time for 90° valve rotationConstruction and Materials
1. Housing options: Aluminum (standard) or stainless steel (for corrosive environments)
2. Dual-compartment design: Separates electronics from pneumatic components
3. Integrated air filter/regulator: Maintains clean, dry air supply
4. Mounting options: Fits rotary (part-turn and quarter-turn) and linear actuators
Conclusion
The Siemens SIPART Smart Valve Positioner represents the future of valve control technology, combining unparalleled precision with digital intelligence and rugged reliability. Its adaptive control algorithms, multi-protocol communication, and advanced diagnostics make it the ideal choice for Industry 4.0-ready plants across all process industries.
Product Parameters
| Category | Specification |
|---|
| Model Number | 7ML1801 |
| Measurement Principle | Non-contact ultrasonic pulse technology |
| Measuring Range | 0.25m to 10m (varies by model) |
| Accuracy | ±0.15% of measured value or ±2mm (whichever is greater) |
| Frequency | 50-75 kHz (adjustable for different media) |
| Beam Angle | 6°-10° (narrow beam for precise targeting) |
| Process Temperature | -40°C to +80°C (with optional high-temp version up to +120°C) |
| Ambient Temperature | -40°C to +70°C |
| Pressure Range | 0.7 to 1.3 bar absolute (standard) |
| Output Signals | 4-20mA HART, PROFIBUS PA, Modbus RTU |
| Power Supply | 12-30V DC (2-wire) |
| Enclosure Rating | IP66/IP67 (NEMA 4X) |
| Material | PVDF sensor, polycarbonate housing (stainless steel options) |
| Certifications | CE, SIL 2, ATEX Zone 2 |
| Response Time | Adjustable 1-60 seconds |
| Display | 4-line LCD with backlight |
Company Profile
KeRui (weifang) Automation Equipment Co., Ltd.specializes in industrial automation instrument development, production and sales, technical services, and supportingequipment supply of specialized companies. The main products are flow meters, level meters, temperature meters,pressure meters, electrical meters, thermal intelligent meters, programmable controllers (PLC)DCS distributed control systems,and eight series of more than 1,000 specifications. Its products and technologies are widely used in electric power, metallurgy, petrochemicals, environmental protection, plastics, food, printing, tobacco,textile, dyeing, and other felds.
Display of company strength
KeRui (Weifang) Automation Equipment Co., Ltd. has maintained a cooperative relationship with Rosemount for 15 years, and our purchase quantity has reached 20,000 units.
We supplied the tuning fork level gauge to the Rosemount factory and have been well received by the Beijing factory. We have cooperated with Yokowaga and maintained a cooperative relationship for 8 years, and our purchase quality has reached 7000 units.
The companies we have cooperated with:
1. Awarded "Outstanding Supplier by Yanchang Petroleum in 2008
2. In December 2012, our company was awarded the "Excellent Equipment Service Award" for the expansion project of units 6 and 7 of the Guangdong Guohua Yuedaishan Power Plant
3. Awarded "Outstanding Supplier by Yaxing Group in 2013
4.200 transmitters for Haihua Group's ethylene debottlenecking transformation project in 2015.
5. In 2018, we were rewarded as a National Nuclear Power Instrumentation Industry Measurement and Testing Alliance member.
6.160 transmitters and 20 electric actuators for the Shandong Laigang Yongfeng Steel expansion project in 2019
7. In 2022, Jinneng Chemical (Qingdao) Co., Led/ Jinneng 2x450,000 tons/ year high-performance polypropylene project (newly built), equipped with 460 transmitters from our company.
8. In 2022, Shandong Qinghe Chemical Technology Co., Ltd.'s hydrogen peroxide method epoxy propane device and supporting hydrogen peroxide device expansion project used 253 pressure transmitters.
9. In 2022, the Wanhua Chemical HTN project NPG installed 320 transmitters and 50 sets of valve positioners.
FAQ
Q1: How long will it take you to give me the reply?
A: We will reply to you as soon as we see the information
Q2: What is the delivery time?
A: Our delivery time is within 3- 7 days after we get your payment; for large quantity mass orders, the time should be confirmed again for you
Q3: How about your package?
A: Do not worry about the package. We have a lot of experience in packing, and all our packages are wooden case packages.
Q4: How about the payment terms?
A: You can choose T/T.
Q5: Do you provide samples?
A: Yes, we have materials in stock to help you get the samples as soon as we can.
Q6: What is the MOQ?
A:1PC.
Q7: Can I get a lower price if I order large quantities?
A: Yes, cheaper prices are available with larger orders.
Q8: Why choose us?
A: We have a perfect customization, not only to provide you with quality products, but also to have a professional customer service team available at any time to provide you with support. We pay more attention to establishing a long-term cooperative relationship with you to achieve continuous business growth.
Q9: How can we guarantee quality?
A: We have strict requirements on the quality of our products, and we will conduct a final inspection of our products when we ship them.
Address:
N/a, Weifang, Shandong, China
Business Type:
Trading Company
Business Range:
Instruments & Meters
Company Introduction:
Different kinds of products are available in our company. We′re pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective.
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