Brief Introduction
|
Accuracy: |
±2% of RD |
Pipe Size: |
DN20-80 |
|
Output: |
RS485, 4-20mA |
Medium Temperature: |
0℃~60℃ |
Product Introduction
Adopts ultrasonic non-contact technology, designed for data center cooling systems, realizing precise coolant flow measurement without pipeline cutting.
Compact and lightweight, supports DN20-DN80 pipes, with 360° rotatable LCD color screen for easy reading in confined spaces.
Space-Saving Design
Wide Pipe Compatibility
Stable and Safe

- Core Industry: Data center liquid cooling, small-diameter pipeline monitoring
- Water and wastewater management
- HVAC (Heating, Ventilation, and Air Conditioning) systems
- Process industries (chemical, pharmaceutical, food and beverage)
- Energy management and environmental monitoring
- Agriculture and irrigation systems
- Research and development
- Facilities management
- Industrial maintenance and troubleshooting
- Carbon footprint, carbon audit, carbon assessment, carbon neutrality, and carbon trading etc.
Product Parameter
Technical Parameters
|
Performance Indicators |
|
|
Flow Velocity Range |
0.3m/s ~5.0m/s |
|
Accuracy |
±2% of RD |
|
Repeatability |
0.4% |
|
Pipe Sizes |
DN20, DN25, DN32, DN40, DN50, DN65, DN80 |
|
Medium |
Deionized Water, Ethylene Glycol-Water Mixture, Propylene Glycol-Water Mixture, Oil-Based Coolant, Fluorocarbon Fluid |
|
Pipe Material |
Stainless steel |
|
Functional Indicators |
|
|
Communication Interface |
RS485; supports MODBUS protocol |
|
Output |
4~20 mA, max load 500Ω, isolated |
|
Power Supply |
10~36VDC/500mA |
|
Keyboard |
3 touch keys |
|
Display Screen |
1.54" LCD color screen, resolution 240*240 |
|
Temperature |
Transmitter: -10℃ to 50℃ Transducer: 0℃~60℃ |
|
Humidity |
20~90% relative humidity, no condensation |
|
IP Rating |
IP65 |
|
Physical Characteristics |
|
|
Housing Material |
PC engineering plastic |
|
Pipe Clamp Material |
Aluminum alloy |
|
Transmitter |
Integrated |
|
Transducer |
Clamp-on |
|
Cable |
φ5 black six-core cable with M12 A-Code connector, standard length: 2 m |
Body Parameters


Appearance

Installation

FAQ
Q: What pipe sizes does D3 support?
A: It supports DN20, DN25, DN32, DN40, DN50, DN65, DN80, covering most small-to-medium diameter coolant pipes.
Q: How to handle pipe clamp looseness?
A: Use the included adhesive pads or EVA strips to fill gaps; for wide gaps, add an extra layer of EVA strips.
Q: What's D3's low flow cut-off default value?
A: Factory default is 0.15m/s; it can be set to ≤0.25m/s via "System Setup" to avoid invalid accumulation.
Q: Can D3 be used in humid data center environments?
A: Yes, it has 20%~90% RH (no condensation) resistance and IP65 protection, suitable for humid scenes.
Q: How to calibrate D3's 4~20mA output?
A: Enter "Calibration Settings > 4-20mA Calibration", connect an external precision ammeter, and adjust via up/down keys.
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Product Parameter
Technical Parameters
|
Performance Indicators |
|
|
Flow Velocity Range |
0.3m/s ~5.0m/s |
|
Accuracy |
±2% of RD |
|
Repeatability |
0.4% |
|
Pipe Sizes |
DN20, DN25, DN32, DN40, DN50, DN65, DN80 |
|
Medium |
Deionized Water, Ethylene Glycol-Water Mixture, Propylene Glycol-Water Mixture, Oil-Based Coolant, Fluorocarbon Fluid |
|
Pipe Material |
Stainless steel |
|
Functional Indicators |
|
|
Communication Interface |
RS485; supports MODBUS protocol |
|
Output |
4~20 mA, max load 500Ω, isolated |
|
Power Supply |
10~36VDC/500mA |
|
Keyboard |
3 touch keys |
|
Display Screen |
1.54" LCD color screen, resolution 240*240 |
|
Temperature |
Transmitter: -10℃ to 50℃ Transducer: 0℃~60℃ |
|
Humidity |
20~90% relative humidity, no condensation |
|
IP Rating |
IP65 |
|
Physical Characteristics |
|
|
Housing Material |
PC engineering plastic |
|
Pipe Clamp Material |
Aluminum alloy |
|
Transmitter |
Integrated |
|
Transducer |
Clamp-on |
|
Cable |
φ5 black six-core cable with M12 A-Code connector, standard length: 2 m |

