1 PCS new SMC Flow Meter PF3A703H-N10-ES#LYQ007
1 PCS new SMC Flow Meter PF3A703H-N10-ES#LYQ007
1 PCS new SMC Flow Meter PF3A703H-N10-ES#LYQ007
Original Factory Precision Parameters (Model: SMC Flow Meter PF3A703H-N10-ES)
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Parameter Category
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Parameter Name
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PF3A703H-N10-ES Specification
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Basic Information
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Product Model
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PF3A703H-N10-ES; SMC Genuine Original Flow Meter, 100% unused and unrefurbished genuine parts; Thermal Mass Flow Meter, specialized for gas flow measurement in industrial automation systems, matching SMC pneumatic components and control systems.
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Manufacturer Standard
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Manufactured by SMC Corporation; Complies with CE, UL, ISO 9001, RoHS Standards; Conforms to SMC Internal Technical and Quality Norms for Flow Meters; Passes strict factory calibration and performance testing, meeting industrial precision measurement requirements.
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Product Application
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Gas Flow Measurement; Widely used in Pneumatic Equipment, Electronic Manufacturing, Precision Machinery, Automotive Parts Production, Semiconductor Industry and other scenarios, suitable for air, nitrogen and other inert gas flow monitoring and control.
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Product Series
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SMC PF3A Series Intelligent Flow Meter; Adopts advanced thermal mass flow measurement technology, integrated with digital display, signal output and parameter adjustment functions, realizing high-precision and intelligent flow measurement.
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Core Measurement Parameters
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Measurement Principle
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Thermal Mass Flow Measurement; Uses constant temperature difference method, independent of pressure and temperature changes, ensuring accurate measurement under different working conditions, with high measurement stability.
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Measured Medium
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Air (Standard Condition), Nitrogen (N₂); Compatible with other dry inert gases (customizable); Not suitable for corrosive gases, humid gases or gases containing impurities.
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Flow Measurement Range
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Standard Air: 0.1 ~ 100 L/min (ANR); Nitrogen: 0.1 ~ 80 L/min (ANR); Wide measurement range, adapting to different flow requirements of industrial scenarios, with high precision in both low and high flow ranges.
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Measurement Accuracy
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±2% F.S. (Full Scale) for Flow Rate; ±1% F.S. (Repeatability); High measurement accuracy and good repeatability, ensuring reliable flow data collection for industrial control systems.
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Response Time
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≤ 100 ms (Fast Response Mode); ≤ 500 ms (Standard Mode); Fast response speed, real-time feedback of flow changes, ensuring timely adjustment of industrial control systems.
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Measurement Unit
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Switchable: L/min (ANR), m³/h (ANR), SCFM; Convenient for data reading and integration with different industrial control systems, adapting to different measurement unit requirements.
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Zero Point Drift
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≤ ±0.5% F.S./Year; Low zero point drift, reducing calibration frequency, ensuring long-term measurement accuracy and stability, lowering maintenance costs.
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Temperature Coefficient
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≤ ±0.05% F.S./℃ (0 ~ 50℃); Small temperature coefficient, reducing the impact of ambient temperature changes on measurement results, ensuring stable measurement accuracy.
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Mechanical & Installation Parameters
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Connection Type
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NPT 1/8" Threaded Connection; Male Thread, Standard NPT Thread Specification, easy to install and disassemble, compatible with SMC standard pneumatic pipelines and fittings.
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Pipe Diameter Compatibility
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Suitable for Pipe Diameter: 6 ~ 10 mm; Compatible with standard industrial pneumatic pipelines, flexible adaptation to different pipeline layouts in industrial sites.
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Dimensions (L×W×H)
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85 × 55 × 38 mm (±0.1 mm); Compact structure, small installation space, easy to integrate with SMC pneumatic components and industrial control cabinets.
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Structure Material
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Housing: Engineering Plastics (Flame-Retardant ABS); Sensor Probe: Stainless Steel (SUS316L); High strength, corrosion-resistant, wear-resistant, suitable for industrial working environments.
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Weight
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≤ 80 g (Net Weight); Light weight, reducing pipeline load, convenient for installation and maintenance, suitable for mobile or light-load pipeline systems.
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Installation Orientation
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Horizontal / Vertical Installation (Horizontal Preferred); Installation Direction: Flow Direction Marked on Housing; Flexible installation, adapting to different pipeline layouts, ensuring measurement accuracy under correct installation.
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Electrical & Signal Parameters
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Power Supply
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DC 24 V ±10%; Power Consumption: ≤ 1.5 W (Normal Operation); Stable power supply requirement, compatible with standard industrial DC power supplies, low power consumption, energy-saving and environment-friendly.
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Signal Output
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Analog Output: 4 ~ 20 mA DC (2-Wire/3-Wire Switchable); Digital Output: NPN Transistor (2 Channels, Optically Isolated); Supports flow alarm and flow switch control signals, convenient for integration into industrial control systems.
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Analog Output Accuracy
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±0.5% F.S.; High analog output accuracy, ensuring consistent signal transmission between the flow meter and the control system, improving control precision.
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Digital Output Capacity
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NPN Transistor: Max 100 mA/Channel (DC 24 V); Optically Isolated, strong anti-interference ability, ensuring stable signal output in complex electromagnetic environments.
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Communication Function
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Supports RS485 Communication (Modbus RTU Protocol); Baud Rate: 9600 ~ 115200 bps (Adjustable); Bidirectional data transmission, convenient for remote monitoring, parameter adjustment and data logging.
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Display Function
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4-Digit LCD Display (Backlight Optional); Real-time display of flow rate, cumulative flow and working status; Display brightness adjustable, convenient for reading in different lighting environments.
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Protection Level
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IP65 (Front Panel); Dustproof and Waterproof, suitable for industrial on-site environments, preventing dust and water splashing from damaging internal components, ensuring long-term stable operation.
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Environmental & Protection Parameters
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Operating Temperature
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0 ~ 50℃ (Ambient Temperature); -10 ~ 60℃ (Fluid Temperature); Stable operation in a wide temperature range, adapting to different industrial working environments.
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Storage Temperature
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-20 ~ 70℃; Stable storage performance, no performance degradation after long-term storage in harsh environments, convenient for transportation and inventory.
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Relative Humidity
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10% ~ 90% (Non-Condensing); Resists humid industrial environments, no short circuit or malfunction caused by humidity, ensuring stable operation in coastal or wet areas.
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Vibration Resistance
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10 ~ 50 Hz, 0.35 mm Amplitude; Resists mechanical vibration generated by industrial equipment operation, ensuring stable measurement performance, no parameter drift or malfunction.
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Shock Resistance
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10 g (11 ms); Resists mechanical shock caused by equipment transportation or accidental collision, avoiding component damage, ensuring the integrity and reliability of the flow meter.
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Service Life
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≥ 50000 Operating Hours (Continuous Operation, Standard Working Conditions); High reliability, reducing maintenance frequency and cost of the flow measurement system, in line with SMC's high-quality product standards.
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