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Float level switch-2250 type
Introduction: The principle and characteristics of the product are switch output type. When the liquid level rises or falls, it drives the magnetic fl
Product details

Principle and characteristics of float level switch

The product is a switch output type. When the liquid level rises or falls, it drives the magnetic floating ball (floating block) to move up and down, and promptly outputs an alarm when it reaches the alarm position.

浮球液位开关-2250型

Technical parameters of float level switch

Output: Contact type: reed switch
Contact capacity: 250VAC, 0.5A
Output: normally open (A)/normally closed (B) optional
Protection level: IP67
Wiring method: Direct double wire (conventional 30mm wire)
Material Science: The pole is made of 304 stainless steel, and the floating ball can be made of 304, 316L, or PP plastic
Electrical lifespan: 107 times

2250-A series water level switch (built-in)

浮球液位开关-2250型

Selection Table

model Dimensions (Material: Stainless Steel)
L Floating ball code d1 H d2 M h1 h2
2250-A01 187 FS01 Φ25.4 24.5 Φ8.0 M10×1.0 71 170
2250-A02 226 FS02 Φ28.6 28 Φ8.0 M10×1.0 140 200
2250-A03 230 FP02 Φ19.0 16.5 Φ8.0 M10×1.0 150 210
2250-A04 133 FS02 Φ28.0 28.0 Φ8.0 M10×1.0 70 113
2250-A05 167 FP05 Φ24.0 22.0 Φ8.0 M12×1.25 22 141


Floating ball code Float size weight proportion pressure resistance Usage temperature Applicable Medium material
Outer diameter * height * inner diameter g (g/cm3) kg/cm2
FS01 Φ25.4*24.5*Φ9.5 6.2 0.82 10 -40~+200 Water, oil, weak acidity and alkalinity 304
FS02 Φ28.6*28*Φ9.5 8.4 0.7 15 -40~+200 Water, oil, weak acidity and alkalinity 316L
FP02 Φ19*16.5*Φ8 3 0.8 5 -40~+80 water PP PLASTIC
FP05 Φ24*22*Φ9 5 0.6 5 -40~+80 water PP PLASTIC


2250-B series water level switch (built-in)

浮球液位开关-2250型

Selection Table (Unit: mm)

model Dimensions (Material: Stainless Steel)
L L1 Floating ball code d1 H d2 M h1 h2
2250-B01 131 50 FS02 Φ28.6 28.0 Φ8.0 M10×1.0 42 102
2250-B01 200 50 FS02 Φ28.6 28.0 Φ8.0 M10×1.0 92 172
2250-B02 103 50 FS09 Φ38.4 26.2 Φ8.0 M12×1.25 43 83

Float code (stainless steel material) Float size weight proportion pressure resistance Usage temperature Applicable Medium material
Outer diameter * height * inner diameter g (g/cm3) kg/cm2
FS02 Φ28.6*28*Φ9.5 8.4 0.7 15 -40~+200 Water, oil, weak acidity and alkalinity 316L
FS09 Φ38.4*26.2*Φ9.5 6.2 0.82 10 -40~+200 Water, oil, weak acidity and alkalinity 304

Signal type code signal type
/A Normally open signal
/B Normally closed signal
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