FEATURES

Control valve positioner IL-TOP-1441 for sanitary horizontal pneumatic valves

Control valve positioner working principle

The working principle of a control valve positioner involves the use of an input signal, typically from a controller or an automated system, to precisely position the valve actuator. The positioner compares the actual position of the valve to the desired position based on the input signal and makes adjustments to the actuator to achieve the desired valve position. The positioner continually monitors the valve position and makes rapid and precise corrections to ensure that the valve is accurately positioned according to the control signal.

The IL-TOP-1441/1442 is an intrinsic safety flameproof design valve positioner. It receives instructions from PLC/DCS or other automatic control systems, such as 0/4-20mA, 0-5V/10V to work, at the same time feedback the current valve position signal to PLC/DCS and other automatic control systems. It can also communicate through IO-Link or MOD BUS RS485 version bus.

The pneumatic valve positioner mainly connected to the horizontal pneumatic actuator of sanitary valves.

What is valve positioner?

Valve positioner is a device that controls the position of a valve. It receives an input signal from a controller such as PLC/DCS or other automatic control system instructions that tells it what position the valve should be in, and it adjusts the valve accordingly. It is commonly used in industrial processes to accurately control the opening and closing of valves. The positioner receives a control signal and adjusts the position of the valve actuator to achieve the desired valve position. This helps in improving the accuracy and responsiveness of the valve, which is crucial in many industrial applications such as food,dairy,beverage,pharmaceutical,chemial and other industries.

Model Table

Model	Applicable actuator	Input signal	Communication protocol	Output signal	Remark
Standard flow valve positioner suitable for ≤ cylinder ∅144 250mL
IL-TOP-144141-RS485	Single acting	0/4-20-mA,0-5/10V	MOD BUS RS485	NO	Recommend version
IL-TOP-144142-RS485	Double acting			NO
IL-TOP-144141-IO-LINK	Single acting	NO	IO-LINK	NO	Option version
IL-TOP-144142-IO-LINK	Double acting	NO		NO
IL-TOP-144141-P	Single acting	0/4-20mA,0-5/10V	NO	0/4-20mA,0-5/10V	Option version
IL-TOP-144142-P	Double acting		NO
IL-TOP-144141-Pid	Single acting	0/4-20mA,0-5/10V	NO	0/4-20mA,0-5/10V	Process control input 4-20mA /PT100
IL-TOP-144142-Pid	Double acting		NO
High flow valve positioner suitable for ≥ cylinder ∅144 250mL
IL-TOP-144141-RS485	Single acting	0/4-20mA,0-5/10V	MODE BUS RS485	NO	Recommend version
IL-TOP-144142-RS485	Double acting			NO
IL-TOP-144141-IO-LINK	Single acting	NO	IO-LINK	NO	Option version
IL-TOP-144142-IO-LINK	Double acting	NO		NO
IL-TOP-144141-P	Single acting	0/4-20mA,0-5/10V	NO	0/4-20mA,0-5/10V	Option version
IL-TOP-144142-P	Double acting
IL-TOP-144141-Pid	Single acting	0/4-20mA,0-5/10V	NO	0/4-20mA,0-5/10V	Process control input 4-20mA /PT100
IL-TOP-144142-Pid	Double acting