Lefoo 2000 - 2025
Lefoo 2000 - 2025
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LF52A
Adjustable Water Differential Pressure Switch

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LF52A series pressure switch is an adjustable differential pressure switch.


It is developed for applications that are used in small quantities and have different reguirements for differential pressure values. lt is an alternative to paddle flow switches. Avoid the disadvantage that the chiller needs to replace the paddle flow switch every year. When the water flow (differential pressure) in the system rises or falls to the set value, it will output an alarm or cut-off signal to the automatic control system.


The unique small size of LF52A can cope with various narrow installation environments. At the same time, take into account the quality and reliability, and give full play to the product performance. lt is widely used in engineering to detect the pressure difference of water filters, pumps, heat exchangers and other chillers and coils. Can also be used to indicate the status of a pump or water filter.


Parameters
Dimension

Parameters

General

Value

Medium

Water, air, oil and other non-corrosive medium

Contact

Single group SPDT (microswitch)

Electrical Specifications

3A 250VAC 5A 125VAC

Ambient temperature

-20~71℃

Medium temperature

-20~93°C (fluid)

Maximum allowable static pressure

16bar

Maximum allowable differential pressure

10bar

Set point repeatability deviation

±1%

Protection class

IP54

Accessories are optional (default if not required)

Converted capillary


Dimension

Dimension
Dimension
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