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Liquid Level Sensors

High Sensitivity Liquid Level Sensors Lightweight Fluid Level Sensor

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Mrs. Jenny Huang

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High Sensitivity Liquid Level Sensors Lightweight Fluid Level Sensor

Brand Name:	SongFast
MOQ:	500pcs
Price:	$37.80 - $40.80/pieces
Packaging Details:	According to customer requirements
Payment Terms:	T/T

Detail Information

Product Description

Detail Information

Place of Origin:

Dongguan,China

Certification:

ISO 9001, IATF 16949

Document:

400A Series Pressure Transm...er.pdf

Pressure Type:

Gauge Pressure, Absolute Pressure

Accuracy:

≤ ±0.5%F.S(Standard)； ≤ ±0.25%F.S；Customizable

Operating Temperature:

-30℃~85℃

Storage Temperature:

-30℃~85℃

Compensation Temperature:

0~60℃

Electrical Connection:

Straight Connection

Housing Materials:

SUS304 Stainless Steel (Standard), 316L Stainless Steel (Optional), Customizable

Sensor Materials:

Diffused Silicon (Standard)

O-ring Materials:

NBR (Standard), PTFE/CR/EPDM (Optional)

Cable Materials:

RVVP5×0.35mm², φD7.5mm

Response Time:

≤10ms

Protection Rating:

IP68

Measuring Medium:

Compatible With SUS304 Or 316L Stainless Steel

Zero Temperature Drift:

0.05%FS/℃( ≤100kPa）

Long-term Stability:

0.2%F.S±0.05%/year

Overload Pressure:

150%F.S.

Supply Ability:

10000pcs/month

Highlight:

High Sensitivity Liquid Level Sensors

Lightweight Liquid Level Sensors

Lightweight Fluid Level Sensor

Product Description

High Sensitivity Liquid Level Sensors Lightweight Fluid Level Sensor

High-Sensitivity Liquid Level Sensors for River Reservoir Fire Fighting Water Tank and Engineering Water Pool

Key Features

Wide Temperature Range: -30℃ to 85℃
Compact Structure with Excellent Cost-Effectiveness
High-Sensitivity Sensor Core with Strong Signal Transmission
Wide Measurement Range with Low Power Consumption
Excellent Long-Term Stability
Strong Interference Resistance
Multiple Signal Output Options
Customization Support for Various Specifications

Applications

River Reservoir Monitoring
Fire Fighting Water Tank Systems
Engineering Water Pool Management
Water Resources Energy Systems
Agricultural Irrigation Control

Product Description

The 400A Series Transmitter is a fully independent, self-developed liquid level measurement product. Its core sensor utilizes a built-in diffused silicon element for precise measurements.

Featuring a fluid dynamics design with a unique arc-shaped housing, this product effectively eliminates medium disturbances and ensures high reliability. It includes a detachable bottom filter cover to prevent clogging, along with an internal air guide tube and triple-layer protection process. With its compact size, superior overall performance, and cost-effectiveness, it is suitable for various harsh environments.

From R&D design and production assembly to calibration and quality inspection, every step of our manufacturing process strictly adheres to international quality production system standards.

Technical Specifications

Model	400A Series
Pressure Type	Gauge Pressure, Absolute Pressure
Range	0-1 m…300 m (Customizable)
Accuracy	≤ ±0.5%F.S (Standard); ≤ ±0.25%F.S; Customizable
Electrical Performance	2-wire \| 3-wire \| 4-wire
Output Signal	4~20mA \| 0~5V \| 0~10V \| 0.5~4.5V \| 10~90% Ratio \| RS485
Supply Voltage	8~32V DC \| 8~32V DC \| 12~32V DC \| 8~32V DC / 5V DC \| 3~5.5V DC \| 8~32V DC
Operating Temperature	-30℃~85℃
Storage Temperature	-30℃~85℃
Compensation Temperature	0~60℃
Electrical Connection	Straight Connection
Materials - Housing	SUS304 Stainless Steel (Standard), 316L Stainless Steel (Optional), Customizable
Materials - Sensor	Diffused Silicon (Standard)
Materials - O-ring	NBR (Standard), PTFE/CR/EPDM (Optional)
Response Time	≤10ms
Protection Rating	IP68
Measuring Medium	Compatible with SUS304 or 316L stainless steel
Zero Temperature Drift	0.05%FS/℃( ≤100kPa)
Long-term Stability	0.2%F.S±0.05%/year
Overload Pressure	150%F.S.

Dimensions and Wiring Definitions

Wiring Definitions

Wire Color	2-wire	3-wire	4-wire
Red	Power (Vcc+)	Power (Vcc+)	Power (Vcc+)
Black	Signal (Iout)	Power (GND)	Power (GND)
Yellow	Ground	Ground	Ground
Green	/	Signal (Vout)	485A
Blue	/	/	485B

Ordering Guide

Frequently Asked Questions

Q1: What makes Songfast's products stand out from competitors?

Our technical team has over 20 years of experience in the sensor industry. We provide rapid, professional solutions tailored to our customers' application scenarios and welcome personalized customization requests. With a dedicated production quality management team, we ensure strict quality control while delivering goods within a 30-day lead time.

Q2: What official certifications and industry compliance standards has the company obtained?

Our certifications include: ISO 9001, IATF 16949 (automotive), ISO 45001 (safety), and ISO 14001 (environmental). Additionally, we hold over 20 national patents.

Q3: Do you offer custom development for new products beyond your website offerings?

Yes, we provide custom development services tailored to your specific requirements and application needs.

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