OPERATION
The SEVA actuator consists of a microprocessor-controlled, linear stepper motor that responds to various control inputs. It also offers an optional isolated loop-powered position output for signaling back to an indicator or control panel.
Actuator, Electric (SEVA 100)
The SEVA is our next-generation Smart Electric Valve Actuator that provides our customers with an electric actuator with best-in-class
features. This product was designed for extreme conditions with military-grade components while providing the accuracy and repeatability the market demands.
The SEVA actuator is manufactured by:
Badger Meter® Inc., 6116 E. 15th St., Tulsa, OK 74112.
Two models are available:
- SEVA 100 for 1/4…1 in. Research Control® Valves
- SEVA 200 for 1/4…2 in. Control Valves
- Microprocessor-controlled, linear stepper motor
- Manual override
- Maximum thrusts of 100 and 200 lbF
- Overvoltage protection
- Setup via firmware and terminal interface via USB port
- Universal AC input
- 24V DC input
- Optional limit switches for customer-adjustable limit points
- Analog input/output
- USB CDC device (mini – B)
- Internally powered (active) feedback
- SoloCue Software
Optional communication protocols:
- EtherNet/IP
- Modbus® TCP/IP
- Modbus® RTU
- Wastewater and Water Treatment: Controlling valves to regulate the flow of water and other fluids within treatment processes.
- Chemical and Petrochemical Processing: Used in refining and chemical plants that require high accuracy and reliability due to the nature of the materials being handled.
- Oil & Gas: Employed in upstream operations such as well testing, enhanced oil recovery, and separation processes where precise measurement and control are critical.
- Industrial Processes: General industrial applications requiring robust and accurate control of fluid dynamics
- Model: SEVA 200
- Maximum Thrust: 200 lbF (890 N)
- Stroke: Up to 1.5 in. (38.10 mm)
- Power Supply: 24V DC or Universal AC (115–230V AC, 60 Hz)
- Position Accuracy: ±1% of full scale
- Motor Size: NEMA 23
- Motor Power Consumption: 25 W
- Operating Temperature: −4 to 122°F (−20 to 50°C)
- Humidity: 85% non-condensing
- Stem Thread: 3/8 ACME
- Communications: Ethernet/IP, 4–20 mA, 0–5 V, 0–10 V
- Durability: Military-grade components for extreme environments
- Power Loss Behavior: Configurable to
- hold last position,
- move to preset value, or
- fully open/close.
