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Factory Direct Sale 4-20mA Explosion-Proof Ultrasonic Liquid Level Transmitter
US$600.00
2-8 Pieces
US$400.00
9+ Pieces
Sample price:US$400.00/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
Maintenance & RefundPrinciple
Ultrasonic Non-Contact MeasurementModel NO.
HG-ULM-GA Explosion-Proof Ultrasonic Level MeterRange
0-30mMeasurement Accuracy
±3mmAccuracy
0.25%Kind
Liquid Level TransmitterStructure
All in OneWarranty
1 YearCertification
CE, RoHSMaterial
ABS PlasticProcess Temperature
-20℃~80℃Measuring Range(M)
0-40mDead Zone
<0.25-2mBeam Angle
<10 Deg.Protection Rating
IP65, IP 68Operating Frequency
20kHz-2000kHzTemperature Compensation
Integrated Temperature Sensor for Automatic CorrecDisplay
OLED English MenuParameter Settings
Buttons Push on SiteAnalog Output
4-20mA, 0-10VCommunication
Hart Communication, RS485 (Mod_Bus)Relays
2 NPN/Relays (AC: 5A@250V DC: 10A@24V)Supply Voltage
DC 12-28V or AC 220VPower Consumption
Less Than 1.5WProcess Connection
G1 1/2", M60*2, DN80 Flange,Cable Gland
M20*1.5 Ultrasonic Liquid Level TransmitterTransport Package
1.5kgSpecification
25*15*15cmTrademark
Siko InstrumentsOrigin
ChinaHS Code
9026100000Production Capacity
999 Units / WeeksKey features
Explosion-Proof Design: Safe for use in hazardous environments with ATEX/IECEx compliance.
Non-Contact Measurement: Ultrasonic technology measures liquid level without touching the fluid.
Wide Measuring Range: Available in ranges from 2m to 40m for various tank sizes.
Multi-Output Signals: Supports 4-20mA, 0-10V, RS485, Hart, and Relay outputs.
Durable Housing: ABS plastic standard with optional Aluminum, SS304, or PVDF materials.
IP68 Protection: Fully waterproof and dustproof for harsh industrial environments.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤4.23h
AI-Powered supplier vetting
SummaryHefei Siko Instruments Co., Ltd. is identified as both a trading company and manufacturer/factory in China. It supplies flow meters, sensors, transducers, and related industrial instrumentation. The supplier reports ANSI/ESD and ISO 9001 certifications, 11–20 R&D engineers, 11–20 quality-control staff, and five production lines. It has self-operated import/export rights, began exporting in 2020, and reports exports as 71%–90% of sales, with broad global market coverage. Evidence confirms manufacturing, quality-management certification, international trade capability, and established product expertise. However, the provided information does not substantiate after-sales processes, financial credibility, customization services, or a broad customer track record.
Supplier typeThe supplier is explicitly classified as both a trading company and manufacturer/factory. Its stated business covers instruments, meters, industrial equipment, flow measurement technology, sensors, and transducers, indicating a direct manufacturing and trading role in industrial instrumentation.
CertificationsThe supplier reports ANSI/ESD and ISO 9001 certifications for its management systems. These stated certifications provide explicit evidence of formal quality or operational controls, although no certificate scope, issuing body, or validity details are supplied.
R&D capabilityThe supplier offers multiple flow-measurement and sensing technologies and reports 11–20 R&D engineers, indicating an established technical development function. However, no patents, proprietary technologies, new-product records, or R&D outcomes are provided.
Production capacityThe supplier is identified as a manufacturer/factory with five production lines, 11–20 quality-control staff, and stated product coverage in flow measurement and industrial instrumentation. It also reports an off-peak lead time of one month and peak fulfillment within 15 workdays, supporting evidence of operating production capacity, although actual capacity limits are not disclosed.
Product Q&A
Q:What is the measuring range of this transmitter?
A:
The transmitter offers a flexible measuring range from 2 meters up to 40 meters, suitable for various tank depths.
Q:Is the device suitable for explosive environments?
A:
Yes, this is an explosion-proof ultrasonic level transmitter designed for safe operation in hazardous areas.
Q:What output signals does the transmitter support?
A:
It supports multiple output options including 4-20mA, 0-10V, RS485, Hart communication, and SPDT relays.
Q:Can the housing material be customized?
A:
Yes, while ABS is standard, you can customize the housing to Aluminum Alloy, SS 304, or Corrosion Resistant PVDF.
Q:Does it support temperature compensation?
A:
Yes, it features an integrated temperature sensor for automatic correction to ensure stable performance.
Send Inquiry
*To:
Hefei Siko Instruments Co., Ltd.
Hefei Siko Instruments Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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