Direct Action Valve Positioners
from Hamilton Company
The digital Modular Valve Positioner is controlled by equipment that has transistor-transistor logic, also known as TTL, or switch closure outputs. The serial Modular Valve Positioner is designed for applications that can utilize RS-232 serial communication. The serial protocol provides better error... [See More]
- Output Action: Direct Action
- Valve Actuation: Rotary
- Positioner Type: Digital
from ABB Measurement & Analytics
The TZIDC represents the digital, intelligent positioner for communication via HART within the positioner family. Unmatched shock and vibration immunity of 10g up to 80 Hz distinguishes the TZIDC from other ‘s and guarantee reliable operation in almost all areas under harshest environmental... [See More]
- Output Action: Direct Action; Reversible Action
- Pneumatic Actuation: Single Acting Positioner; Double Acting Positioner
- Positioner Type: Electro-pneumatic (I / P)
- Maximum Supply Pressure: 90 to ?
from Hamilton Company
The serial Modular Valve Positioner is designed for applications that can utilize RS-232 serial communication. The serial protocol provides better error handling and diagnostics that are especially helpful in critical applications. With serial command, up to 16 serial Modular Valve Positioners can... [See More]
- Output Action: Direct Action
- Valve Actuation: Rotary
- Positioner Type: Digital
from ABB Measurement & Analytics
A mechanical connection from the actuator to a position feedback cam in the positioner establishes actual position. Three characterized segments on one cam provide application flexibility by establishing various relationships between input signal and actuator position. The relationships provided by... [See More]
- Output Action: Direct Action; Reversible Action
- Pneumatic Input Signal Range: 3 to 27
- Positioner Type: Pneumatic
- Operating Temp: -40 to 250
from Exlar
The SV Series Positioners were designed specifically for use with Exlar rotary and linear actuators to control valves and dampers in process control applications. The all-electric design eliminates the complexity of applying electro-hydraulic interface pilot valves or electric-pneumatic positioners,... [See More]
- Output Action: Direct Action
- Valve Actuation: Linear; Rotary
- Positioner Type: Digital; Electronic
- Milliampere Input Signal Range: 4 to 20