Sentinel Industrial Sensors

Module:PLSX-1/2G-AN6D-SC

Thermal Flow sensors

Based on the thermal conductivity principle, Sentinel’s flow sensor can reliably monitor the flow limit value, and also monitor and alarm the temperature of the medium.

Full Technical Specification

Specification

Value

Electrical parameters

Mounting conditions

insertion style sensor

Application

liquid

Operating range

water: 1...150cm/s, Oil: 3...300cm/s

Operating voltage

24V±20%

Rated operational current

≤400mA

Current consumption

≤60mA

Output function

NPN ,NO contact

Sand-by times

<8s

Switch on/off time

<2s

Response time

max.12s

Maximum temperature gradient

250K/min

Liquid medium temperature

-20 to 80℃

Short-circuit protection

yes

Reverse polarity protection

yes

Display

3-color LED chain

Protection classification

IP67

Mechanical parameter

Plastic housing

PBT,yellow

Sensor material

stainless steel(S304)

Thread connection

external thread G1/2"

Pressure resistance

100bar

Max.tightening torque housing nut

30Nm

Connection

4-pin,M12x1 connector

Cable quality

PvC, 2m

Cable cross section

3x 0.34mm²

Product Features &Benefits

Sentinel thermal flow sensor is designed for reliable liquid flow monitoring in industrial pipelines and cooling circuits. Based on the thermal conductivity principle, it detects flow changes without moving parts and provides a stable switching signal for flow status monitoring. With an  adjustable switching point, 3-color LED status indication, and M12 connector, it offers a practical and easy-to-integrate solution for flow alarm and equipment protection applications.

Reliable Liquid Flow Monitoring

Reliable monitoring for water, oil, and cooling circuits

Thermal Conductivity Principle

Stable flow detection based on thermal conductivity

G1/2 Thread Connection

G1/2 external thread for direct pipeline installation

NPN Normally Open Output

NPN NO switching signal for PLC and control systems

Adjustable Switching Poin

Set the required flow alarm point through the built-in potentiometer

M12 Connector & LED Indication

M12x1 connector and LED strip help operators check flow status quickly

Datasheet PDF

Download Product Datasheet

CAD

Download CAD files

Configuration File

Download Configuration File

Product overview

Download Product overview

Product Catalog

Download Product Catalog

Operation manual

Download Operation manual

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