Description
Introduction of Electric Rotary Valve Actuator BJ300-Q1 Intelligent Series
Electric Rotary Valve Actuator BJ300-Q1 is a high-torque intelligent quarter-turn driving device specially built for heavy-duty industrial valve control. It delivers stable and sufficient output torque to drive large-size ball valves, butterfly valves, and baffles efficiently, while maintaining a compact structure, strong durability, and long service life. This Electric Rotary Valve Actuator adopts an integrated intelligent control system, so you can complete parameter setting, status query, and fault detection without opening the cover, which greatly improves on-site operation safety and convenience.
Furthermore, this Electric Rotary Valve Actuator supports a variety of control modes, including local manual control, remote switch control, analog automatic adjustment, and ESD emergency shutdown. It can flexibly adapt to different working conditions and control logic requirements, ensuring stable and reliable operation in electric power, petroleum, chemical industry, metallurgy, shipbuilding, and other key fields. Meanwhile, complete fault self-diagnosis and multi-level protection functions work together to reduce equipment failure risks and effectively extend the service cycle.
In addition, this Electric Rotary Valve Actuator can be equipped with an optional fieldbus communication module to realize digital network control and remote real-time monitoring. It perfectly matches the construction needs of modern intelligent factories and unmanned workshops. With high protection level, wide temperature resistance, and strong anti-interference ability, it can maintain stable performance even in harsh outdoor, humid, or corrosive environments, becoming a core driving component worthy of trust in pipeline valve control systems.
Technical Specifications of Electric Rotary Valve Actuator BJ300-Q1 Intelligent Series
- Power Supply: Three-phase: 380Vac ±10%, 50Hz ±2%; Single-phase: 220Vac ±10%, 50Hz ±2%; Optional Power: AC220～660V, 50/60Hz (Compatible with both three-phase 3-wire and 4-wire configurations. Special power requirements must be specified during ordering)
- Input Signal: DC4～20mA (Regulating type exclusive); DC24V, AC220V, or dry contact (passive)
- Output Signal: 4 groups of field-configurable output contacts; 1 set of remote status output contacts; 1 set of fault alert output contacts
- Output Contact Capacity: 250Vac/5A
- Output Current Load Impedance: ≤750Ω
- Protection Level: IP65 (IP67 available as option)
- Insulation Grade: Class F
- Ambient Temperature Range: -20℃ to +60℃ (Extended range: -30℃ to +70℃ optional)
- Relative Humidity: ≤95% (at 25℃)
- Operation Mode: Intermittent duty, 10 minutes
- Lubrication: Premium grease
- Installation: Mounting flange conforms to ISO5211:2017 (GB/T12223-2023) standard. Custom flange designs available per client specifications
Electric Rotary Valve Actuator BJ300-Q1 Intelligent Series
| Power supply | Output Speed (rpm) | Rated Torque (N.M) | Motor Power (Class F) (W) | Rated Current (A) | Maximum Stem Diameter(mm) | Manual Speed Ratio | Weight (kg) |
| Three-phase | 0.5 | 3000 | 370 | 1.7 | 55 | 348 | 35 |
| Single-phase | 0.25 | 3000 | 550 | 3.15 | 55 | 348 | 35 |
Fieldbus Communication Module
To begin with, the Electric Rotary Valve Actuator reserves a special slot for the fieldbus card, which supports access to Modbus, Profibus-DP, HART, DeviceNet, FF and other common industrial communication protocols. Moreover, it can realize real-time data interaction and instruction transmission between the actuator and the upper computer control system. Besides, the bus communication function enables remote modification of operating parameters, real-time collection of valve status, and active push of fault alarms, which greatly improves the automation and intelligence level of the entire pipeline control system. In addition, the plug-and-play design simplifies installation and commissioning steps, and redundant dual-card configuration can be selected to further enhance the stability and security of communication links.
Non-Intrusive Operation Design
First of all, the non-intrusive setting and operation mode completely breaks away from the traditional cover-opening adjustment method. Meanwhile, it effectively prevents dust, moisture, and corrosive gases from entering the interior of the actuator, protecting electronic components and circuit boards from damage. Furthermore, you can quickly complete stroke calibration, torque setting, control logic configuration, and signal calibration through an external independent setter or on-site knob operation. Above all, this design not only improves on-site operation efficiency but also significantly reduces potential safety hazards in flammable, explosive, or harsh working environments.
Absolute Encoder Position Detection
To start with, Electric Rotary Valve Actuator BJ300-Q1 Intelligent Series uses a high-precision absolute encoder for valve position detection. This encoder collects position signals accurately without cumulative error or power-off drift. Furthermore, it keeps correct position data immediately after power-on, avoiding repeated homing operations. Thus, it improves system response speed and control accuracy. Meanwhile, its strong anti-electromagnetic interference performance ensures stable signal transmission even in complex industrial sites. In conclusion, this precise detection lays a solid foundation for stable, accurate, and reliable valve control.
Related Product : BJ‑Q3 Series Quarter‑Turn Intelligent Electric Actuators
BJ‑Q3 series quarter‑turn intelligent electric actuators serve as reliable core driving components for industrial pipeline valve control. They adopt high‑strength aluminum alloy housing and deliver stable output torque from 50N·m up to 5000N·m to match different valve driving demands. Meanwhile, they support non‑intrusive parameter setup and one‑key calibration without opening the cover, which greatly boosts on‑site operation efficiency and safety. Furthermore, the actuators integrate absolute encoder positioning and dot‑matrix LCD display, so users can check valve position, running status and fault alarms in real time. In addition, they provide optional explosion‑proof and higher protection grades to adapt to harsh outdoor and hazardous working environments. Moreover, multiple control modes including local operation, remote analog regulation and fieldbus communication are available to meet diverse automatic control requirements. Eventually, they become widely applied in petroleum, chemical, power, metallurgy and other key industries.