Sensor type

eyc-tech provides a comprehensive range of industrial and environmental measurement products, covering liquid flow, air velocity and airflow, differential pressure, temperature and humidity, dew point, temperature, pressure, level, air quality, and signal display. Our products support semiconductor advanced processes, AI data centers, cleanrooms, CDA, HVAC, and industrial process applications.

FDM06-L Bi-directional Low Air Flow Thermal Mass Transmitter (Laminar flow / Overflow type)

Features : Ultra-low flow detection with reverse flow alert
Sensor type : Hot-wire sensor
Turndown ratio : 100 : 1
Measuring range : ±(0.00 ... 2 m/s)
Output : 4 ... 20 mA / 0 ... 10 V / Relay / RS-485
Accuracy : 0.05 ... 1.00 m/s : ±(1% of mv+0.05 m/s), 0.05 ... 2.00 m/s : ±(1% of mv+0.1 m/s)
IP rating : IP65

AFMP Average Flow Measuring Tube (Pitot tube)

Features : Multi-point averaging. Suitable for large pipes. Resistant to high temperature and corrosion.
Operating pressure : Standard type : Max. 10 bar / High-temp. type : Max. 4 bar
Operating temperature : Standard type : Max. 200°C / High-temp. type : Max. 600°C
Length : 2" ... 40"(50 ... 1000 mm)

FDM06-I Venturi Thermal Mass Flow Meter

Features : Utilizes a unique Venturi tube structure, the Inline type air flow sensor designed for compressed air system
Sensor type : Hot-wire sensor
Turndown ratio : 100 : 1
Measuring range : 0 ... 4000 m³/h
Output : 4 ... 20 mA / 0 ... 10 V / Relay / RS-485
Accuracy : ±1.5% F.S.
IP rating : IP65

FTM06D-I Inline Type Air Flow Transmitter

Sensor type : Thermal mass flow sensor
Measuring range : 0.1 ... 848 m³/h
Output : 4 ... 20 mA / 0 ... 10 V / RS-485 / Frequency / Pulse
Accuracy : ±1.5% F.S.
IP rating : IP65 (IP67 option)

FDM06-L Bi-directional Low Air Flow Thermal Mass Transmitter (Duct / Remote type)

Features : Bi-directional transmitter for tight-space insertion
Sensor type : Hot-wire sensor
Turndown ratio : 100 : 1
Measuring range : ±(0.00 ... 1 m/s), ±(0.00 ... 2 m/s), ±(0.00 ... 10 m/s), ±(0.00 ... 30.00 m/s)
Output : 4 ... 20 mA / 0 ... 10 V / Relay / RS-485
Accuracy : 0.05 ... 1.00 m/s：±(1% of mv+0.05 m/s), 0.05 ... 2.00 m/s：±(1% of mv+0.1 m/s), 0.1 ... 10.00m/s：±(1% of mv+0.2 m/s), 0.5 ... 30.00m/s：±(1% of mv+0.5 m/s)
IP rating : IP65

FDM06-P Average Flow Thermal Mass Transmitter

Sensor type : Hot-wire sensor
Turndown ratio : 100 : 1
Output : 4 ... 20 mA / 0 ... 10 V / Relay / RS-485
Accuracy : 0.5 ... 60 m/s：±(1.5% of mv + 0.8 m/s)
IP rating : IP65

FDM06S Differential Pressure Type Air Flow Transmitter

Features : Adopting the differential pressure principle for air flow measurement enables bi-directional airflow measurement and Calculates medium density and mass flow rate.
Sensor type : Differential pressure sensor
Measuring range : Standard version : ± (0.8, ..., 40 m/s) / High-pressure version : ± (20, ..., 200 m/s)
Output : 4 ... 20 mA + RS-485 / 0 ... 10 V + RS-485 / Frequency (0 ... 100 Hz) + RS-485 / Pulse (Option) + RS-485
Accuracy : ±1.5% F.S. (Option±1% F.S.)
IP rating : IP65 (Body) / IP20 (Probe head)

FDM08 Venturi Inline Type Air Flow Transmitter

Features : Venturi inline type air flow measurement, a wide range of applications
Sensor type : Differential pressure sensor
Air flow measuring range : Reference airflow range table based on environmental conditions
Output signal: 4 ... 20 mA
Accuracy : ±2%
IP rating : IP65 (Housing)

FTM94/95 Industrial High Accuracy Thermal Mass Flow Transmitter

Features : Designed for industrial application. Air flow measurement up to 120 m/s. Resistant to high temperature, high pressure, dust, and corrosion.
Sensor type : Pt20 / Pt300(Air velocity) / Pt1000(Temp.)
Measuring range : 0 ... 120 Nm/s
Output : 4 ... 20 mA / 0 ... 10 V / RS-485 / Impulse
Accuracy : 0 ... 40 m/s : ±(1% of mv+0.5 m/s), 40 ... 60 m/s : ±(1% of mv+1 m/s), 90 ... 120 m/s : ±(1% of mv+1.5 m/s)
IP rating : IP67(Probe) / IP65(Housing)

FTM84/85 Industrial High Accuracy Thermal Air Velocity Transmitter

Features : Suitable for clean air; Resistant to high pressure and high temperature.
Sensor type : Thermal mass flow sensor
Measuring range : 0 ... 90 m/s
Output : 4 ... 20 mA / 0 ... 10 V / RS-485
Accuracy : 0 ... 2 m/s : ±(1% of mv+0.06 m/s), 5 ... 10 m/s : ±(1% of mv+0.1 m/s), 20 ... 40 m/s : ±(1% of mv+0.5 m/s), 60 ... 90 m/s : ±(1% of mv+1 m/s)
IP rating : IP67

FTM06D Thermal Mass Flow Transmitter

Features : Suitable for compressed dry air system.
Sensor type: Thermal mass flow sensor meter
Measuring range: 0 ... 120 m/s
Output: 4 ... 20 mA / 0 ... 10 V / RS-485 / Frequency / Pulse
Accuracy: 0 ... 5 m/s : ±(1% of mv+0.06 m/s), 5 ... 10 m/s : ±(1% of mv+0.1 m/s), 20 ... 40 m/s : ±(1% of mv+0.5 m/s), 60 ... 90 m/s : ±(1% of mv+1 m/s), 90 ... 120 m/s : ±(1% of mv+1.5 m/s)
IP rating: IP65

AFMT Average Flow Measuring Tube (Pitot static tube)

Features : Multi-point averaging. Suitable for large pipes. Resistant to high temperature and corrosion.
Operating pressure : Max.10 bar
Operating temperature : Max. 250°C
Length : 4" ... 40"(100 ... 1,000 mm)

FTS140 Hot Wire Air Velocity Transmitter

Features : Economic model for HVAC application.
Sensor type : Hot wire mass flow transmitter
Measuring range : 0 ... 20 m/s
Output : 4 ... 20 mA / DC 0 ... 10 V
Accuracy : ±3% F.S.
IP rating : IP54

FTS34/35 Air Velocity Transmitter

Features : Suitable for light industry. High accuracy and high stability.
Sensor type : Thermal mass flow sensor
Measuring range : 0 ... 40 m/s
Output : 4 ... 20 mA / DC 0 ... 10 V
Accuracy : 0 ... 2 m/s : ±(1% of mv+0.1 m/s), 0 ... 10 m/s : ±(1% of mv+0.15 m/s), 0 ... 20 m/s : ±(1% of mv+0.4 m/s), 0 ... 40 m/s : ±(1% of mv+0.6 m/s)
IP rating : IP54

AFMC HVAC Average Flow Measuring Tube

Features : Multi-hole averaging design for stable HVAC duct measurement down to 1 m/s with the PMM330.
Operating pressure : 1 bar
Operating temperature : 0 ... 80°C
Length : 100 ... 1000 mm