델타 DFM 시리즈 가스 유량계 가스 유량계
PRODUCT PARAMETERS
- Compact design suitable for tight installation spaces
- Thermopile technology for accurate and fast measurement
- Three-layer built-in flow stabilizer for easy setup
- Ideal for various industrial gas measurement applications
Description
FAQs
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Description
PRODUCT FEATURES
The Delta DFM series is a next-generation gas flow sensor featuring a compact design and simple setup, suitable for various operational environments and tight installation spaces.
DFM series uses Thermopile technology, achieving more accurate and faster measurement performance compared to traditional detection methods.
For installation, the sensors include a three-layer built-in flow stabilizer, allowing easy installation without the need for straight pipe lengths.
TECHNICAL SPECIFICATIONS
| Item | Specifications |
|---|---|
| Power Supply | Voltage Range: 24 VDC ±10% non-isolated; Power Consumption: Voltage output & RS485 type 0.96 W Max; Current output type 1.2 W Max |
| Flow Measurement | Measurement Range: 2 ~ 200 L/min; Applicable Gases: Air, N₂, Ar, CO₂ (model dependent); Operating Pressure: 0 ~ 0.75 MPa; Maximum Pressure: 1 MPa; Pressure-related Error: ±5% F.S. (0 ~ 0.75 MPa); Measurement Accuracy: ±3% F.S. full scale; Temperature-related Error: ±5% F.S. (0℃ ~ 50℃); Functions: Instantaneous flow display / Cumulative flow display / Reverse display / Zero adjustment / Key lock / Energy-saving mode / Ratio (proportional output) / Judgment value setting |
| Display | Flow Display: up to 4 digits for instantaneous flow, 8 digits for cumulative volume; Display Mode: Two-color display selectable (Red & Green) |
| Output | Output Channels: 2 built-in NPN or PNP transistor outputs and 1 analog output; Input Channels: 1 digital input shared with second output; Output Types: NPN max voltage 30V/100mA, saturation voltage 1.5V; PNP max voltage 30V/100mA, saturation voltage 1.5V; Analog Voltage: 1 ~ 5V, min load 50kΩ, linearity ±3% F.S.; Analog Current: 4 ~ 20mA, max load 300Ω, linearity ±3% F.S.; Digital: RS-485; Response Time: 50ms, 100ms, 500ms, 1s, 2s |
| Nozzle Size | G3, quick connector Ø8 (compatible with 8mm outer diameter tubing) |
| Cable Specification | Connector with standard 2m cable |
| Operating Environment | Operating Temperature: 0℃ – 50℃; Storage Temperature: -10℃ – 60℃; Operating Humidity: 35% – 85% RH (non-condensing) |
FAQs
Which Delta power supply products do you offer?
As a trade-and-manufacturing integrated company, we offer a full range of Delta power supplies, including switching power supplies, industrial power modules, and DC regulated power supplies, suitable for industrial automation and various electronic equipment.
Can the products be customized?
Yes. We provide customized solutions based on customer requirements, including voltage, power, and functional extensions, with professional technical support to ensure feasibility.
How are the products shipped?
We ship via reliable logistics and courier services, offering full tracking to ensure the products reach customers safely and on time.
What is the ordering process?
The process is simple: select the model → submit requirements → confirm the solution → arrange payment → delivery and technical guidance. We provide full support to ensure each step is completed smoothly.
What after-sales services are included?
We provide original manufacturer warranty, spare parts supply, operation guidance, maintenance, and troubleshooting services to ensure Delta power supplies operate stably and reliably.