Product Appearance, Specifications, and Model
Exterior
Exploded views
Models & Dimensions
FU-ES015
169.85
115
64
79
3
2.5
120.53
54
FU-ES020
169.85
115
64
79
3
2.5
124.02
54
FU-ES025
169.85
115
64
79
3
2.5
133.52
54
FU-ES032
169.85
115
64
79
3
2.5
143.02
54
FU-ES040
184.90
64
125.22
4
2.5
164.12
53.50
69.50
FU-ES050
184.90
64
125.30
4
2.5
178.12
53.50
69.50
FU-ES065
184.90
64
126.87
4
2.5
193.12
53.50
69.50
FU-ES075
184.90
64
128.55
4
2.5
207.12
53.50
69.50
Product Specifications
1. Mechanical Specifications
Installation method
Clamp-On
Maximum working temperature of pipe wall
100°C (non-UL)
Device working environment temperature
-10~60°C (14~140°F) (The higher the temperature of the fluid in the pipe, the lower the upper limit of the ambient temperature.)
Applicable pipe size
DN15-75 (1/2" to 3")
Power supply
DC 12V to 36V 200mA
Response time
≤0.5 to 1 s
2. Measurement Specifications
Applicable fluid
Clear, oil or chemicals with less impurities (<1%)
Linearity
± 0.5 % FS (>0.3m/s)
Reproducibility
± 0.4 %
OR tolerance
±3.0% RD (10%-100% F.S.)
±0.3% F.S. (0%-10% F.S.)*
Measuring principle
Time of Flight, ToF
Transient data
Instantaneous flow volume and flow velocity
Transient data
Cumulative flow (optional positive, negative or net flow)
Water proof
IP66 ** (non-UL)
*Measurement accuracy is calibrated under controlled laboratory conditions using clean water at room temperature with CNS UPVC piping. Actual results may vary depending on fluid properties, piping conditions, installation, and environmental factors.
** IP66 Ingress Protection Rating indicates protection against dust and water. The first digit 6 means complete dust protection, and the second digit 6 means protection against powerful water jets.
3. Electrical Specifications
- Analog output (4-20mA, 0-20mA)
Wiring
3 wiring
Power supply
Device shares power with the main unit, no external power supply required.
Output range
0–20 mA or 4–20 mA (selectable)
Maximum output range (incl. error signal)
0~21.6 mA (0–20 mA mode) / 2.4~21.6 mA (4–20 mA mode)
Resolution
16-bit (0–24 mA physical range)
Response time
≤0.5 to 1s (matches display update rate)
Loop Resistance
1100 ohm @ 36V
600 ohm @ 24V
250 ohm @ 12V
4. User Interface
Language
English, Traditional Chinese, Simplified Chinese (Others customizable)
Unit
Metric: Liter, cubic meters, meters Imperial: foot, Cubic foot, Uk gallon, US gallon Time: second, minute, hour, day
Display
Double screen display :
Large 5-Digit LED, 16x3 3-Color Backlight LCD display
Display digits
LED 5 Digits (4 digits when negative value)
LCD 10 Digits (Not including sign and decimal point)
Operation buttons
4 Key touch buttons
Wired communication
Self-powered Analog output 4-20mA (Device after HW1.3) Modbus RTU RS485 Two-line OCT switch signal (ship with 2 meter cable)
Shipping Contents
Besides other agreed contents, our standard package contains:
FU-ES Device * 1
2m 8 pin cable * 1
Quick starting manual * 1
Size, material, model
Screws for top side housing
Stainless steel 304
Screen cover
PMMA
Whole housing without screen cover
PC+GF
Buttons
PET
2 meters long 8 pin cable with insulation cover
Nylon
Middle lid
PPS+GF
Lower lid
PPS+GF, Silicon
Buckle
PPS+GF, PA66+GF, Silicon, Stainless steel 304
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