Input Signal: | 4-20 Ma |
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Customized: | OEM |
Enclosure Rating: | IP66/IP67 |
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The Azbil AVP300 Series Valve Positioner (formerly Yamatake) represents a high-precision, microprocessor-based electro-pneumatic positioner designed for industrial automation, process control, and smart valve actuation. As part of Azbil Corporation's advanced instrumentation portfolio, the AVP300 ensures exceptional accuracy, reliability, and seamless integration with modern control systems.
Category | Parameter | Specification |
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General | Model Series | AVP300, AVP302, AVP310 (varies by configuration) |
Manufacturer | Azbil Corporation (formerly Yamatake) | |
Type | Microprocessor-based electro-pneumatic positioner | |
Input Signal | Standard Signal | 4-20 mA DC (2-wire) |
Communication Protocols | HART, Foundation Fieldbus, PROFIBUS PA (optional) | |
Input Impedance | 250 Ω (HART communication) | |
Output | Pneumatic Output Pressure | 0.14-0.7 MPa (20-101 psi) |
Air Consumption | ≤0.6 Nm³/h (at 0.5 MPa supply) | |
Accuracy | Positioning Accuracy | ±0.5% of span (standard) |
Repeatability | ±0.1% of span | |
Linearity | ±0.5% of span | |
Environmental | Operating Temperature | -40°C to +85°C (-40°F to +185°F) |
Protection Rating | IP66 / IP67 (dust-tight and waterproof) | |
Hazardous Area Certifications | ATEX, IECEx (for explosion-proof models) | |
Mechanical | Housing Material | Aluminum (standard), Stainless Steel (optional) |
Mounting | Direct mounting on ISO 5211-compliant actuators | |
Valve Types Supported | Globe, Ball, Butterfly, Rotary (single/double-acting) | |
Air Supply | Required Air Pressure | 0.14-0.7 MPa (20-101 psi) |
Air Quality | Clean, dry air (filtered to 5 microns, oil-free) | |
Performance | Response Time | <1 sec (for 90% stroke) |
Stiction Compensation | Auto-adjustment for sticky valves | |
Diagnostics | Self-Diagnostics | Valve sticking, air leakage, sensor fault detection |
Communication Interface | HART (real-time monitoring & configuration) | |
Power | Power Supply | Loop-powered (4-20 mA, 2-wire) |
Voltage Drop | Max. 10 V at 20 mA | |
Calibration | Auto-Calibration (Auto-Tuning) | Yes (one-button setup) |
Manual Calibration | Supported via LCD interface | |
Compliance | Industry Standards | NAMUR NE 43, IEC 61508 (SIL compliance available) |
EMC Standards | CE, FCC, IEC 61326 |
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 it has 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.