KOSO 3500 3620 Solid State Electronic Actuators for Refinery Petrochemical Process Control Systems
KOSO 3500 and 3620 Series are solid state electronic actuators designed for precise control of industrial control valves. They offer stable performance, fast response, and high reliability, widely used in process automation for power, oil & gas, refinery, and petrochemical industries.
- Solid state design for stable and maintenance-free operation
- High positioning accuracy and fast response speed
- Wide input signal range for flexible application
- Strong anti-interference ability in harsh environments
- Compact structure and easy installation
- Multiple protection functions for safe operation
- Suitable for linear and rotary control valves
- Low noise and long service life
- Wide ambient temperature range
- Excellent stability for continuous operation
| Parameter | Value |
|---|---|
| Model | 3500 Series, 3620 Series |
| Type | Solid State Electronic Actuators |
| Control Signal | 4-20mA DC |
| Supply Voltage | AC100V, AC220V, AC110V, AC240V |
| Ambient Temperature | -10°C to +60°C |
| Protection Grade | IP65, IP67 optional |
| Enclosure | Weatherproof, explosion-proof optional |
| Application | Control valve driving and positioning |
| Mounting | Standard valve mounting interface |
- Thermal power plants and boiler systems
- Oil and gas production and transportation
- Petroleum refineries
- Petrochemical and chemical industry
- Metallurgical and steel plants
- Water treatment and utility systems
- Paper making industry
- Industrial process automation
Q: What is the working principle of these actuators?
A: They adopt solid state circuit design for stable and accurate valve control.
Q: What control signal do they accept?
A: Standard control signal is 4-20mA DC.
Q: Can they be used in explosion-proof areas?
A: Yes, explosion-proof versions are available for hazardous locations.
Q: Are they suitable for linear and rotary valves?
A: Yes, they fit both linear and rotary control valves.
Q: What is the protection grade?
A: Standard IP65, IP67 optional for special environments.
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