Brief Introduction
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Accuracy: |
±1.0% |
Pipe size : |
1"~48" (25~1200mm) |
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|
Output: |
POE (Power over Ethernet) |
IP Rating: |
IP68 transducer |
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|
Temperature: |
32 °F to 176 °F ( 0℃ ~ 80℃ ) |
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Product Introduction
The E5E series ultrasonic BTU flow meter is designed for precision measurement in HVAC (Heating, Ventilation, and Air Conditioning) systems. It utilizes the ultrasonic time measurement principle and relies on high-reliability signal processing circuits to accurately measure flow and energy consumption. By employing sophisticated algorithms for sampling, calculation, and correction, the E5E ensures precise measurements. The E5E supports POE (Power over Ethernet) network cable power supply, which simplifies installation by providing both power and data transmission through a single cable. This feature enhances the ease of integration into modern HVAC systems. Its non-intrusive design means it can operate without direct contact with the fluid medium, effectively avoiding interference with existing processes.
Product Applications

●Hotel energy metering,Lodge cooling energy metering
●Liquid cooling industry,efficient cooling, temperature control, energy saving
●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
1)Technical Parameters
|
Performance Index |
|
|
Flow range |
0.03 ~ 16 ft/s ( 0.01 ~ 5.0 m/s ) |
|
Accuracy |
Flow accuracy: ±1% (0.3~5m/s standard condition) Energy accuracy: ±2% |
|
Fluid |
Water |
|
Pipe Size |
Clamp-on type: 25mm to 1,200mm (1" to 48") |
|
Pipe Material |
Stainless Steel, Carbon Steel, Copper,PVC |
|
Functional Index |
|
|
Support Protocols |
HTTP,MQTT Protocol |
|
Output |
Analog output : 4 ~ 20mA, (max load 750Ω) Pulse output: 0~9999 Hz, OCT ( min. and max. frequency is adjustable ) Relay output: max. frequency 1Hz ( 1A@125VAC or 2A@30VDC ) |
|
Input Interface |
2*PT1000 interface Three-wire system Range: 0~100℃(32~212℉) |
|
Power supply |
POE Network cable power supply |
|
Keypad |
16 ( 4×4 ) key with tactile action. |
|
Display screen |
20×2 lattice alphanumeric, back lit LCD. |
|
Humidity |
Up to 99% RH, non-condensing. |
|
Temperature |
Transmitter: 14 °F to 122 °F ( –10℃ ~ 50℃ ) Transducer: 32 °F to 176 °F ( 0℃ ~ 80℃ ) |
|
IP Rating |
IP65 |
|
Physical Characteristics |
|
|
Transmitter |
PC/ABS, IP65 |
|
Transducer |
Encapsulated design, IP68 |
|
Cable |
The standard length of cable: 30ft (9m) Temperature sensor: Standard length: 9m(30ft) Maximum lengthen to 1000ft(305m) |
|
Weight |
Transmitter: 0.6kg Flow Sensor: 0.75kg Temperature Sensor: 0.45k |
2)Body Parameters

Transmitter

CP037 Transducer

PT1000 Temperature senor

Transmitter Wiring
3)Appearance

Compatible Pipe Materials

Detectable Fluids


Product Qualification:
For more than three decades, Gentos has been at the forefront of manufacturing top-notch, competitively priced ultrasonic flow meters, earning a reputation for excellence. We are industry leaders in innovation and eco-friendly products, striving to elevate industry standards while keeping costs reasonable.
As our product line continues to evolve, we remain committed to enhancing functionality and pushing the boundaries of quality and performance. Throughout the process of designing new products, we actively seek input from our valued customers, recognizing their invaluable contributions in shaping our success. It is through this collaborative approach that we have carved out a distinctive position in an industry that demands a seamless fusion of safety and performance.
Company environment display:



Certificate display:



Deliver, Shipping, and Serving
Direct support:

Qucik response:

Fast delivery:

Shipping
Nurturing seamless customer experiences, Gentos has implemented an expedited delivery system, ensuring prompt product acquisition. Effortlessly, Gentos expedites order processing and swift product dispatch within an efficient 1 to 3 days window. Featuring an extensive selection of transportation and express delivery options, Gentos caters to the unique preferences of each customer.
FAQ
Q: How can I ensure the accuracy of the E5E ultrasonic BTU flow meter in HVAC systems?
A: To ensure accuracy, select a proper measurement point with uniform fluid flow, input accurate pipe parameters, and use the Z method for transducer installation if the pipe diameter is over 300mm or if there is heavy scaling inside the pipe. Regularly check the signal strength and quality (Q value) displayed in Window M90 to ensure optimal performance.
Q: What should I do if the E5E flow meter shows no signal in an HVAC system?
A: If no signal is detected, verify that the transducers are correctly installed with sufficient coupling compound and that the pipe parameters are accurately entered. Ensure the pipe is full of liquid and free of air bubbles. If the issue persists, try the Z method for transducer installation or clean the pipe surface to remove any scale or rust.
Q:How do I connect the E5E flow meter to a network for data monitoring in HVAC systems?
A: The E5E flow meter supports POE (Power over Ethernet) network cable power supply. Connect the E5E to a POE switch using an RJ45 network cable. Ensure the switch is properly configured and connected to your network. You can also use the MeterTube APP to manage and monitor the device remotely.
Q: What are the power supply requirements for the E5E flow meter in HVAC applications?
A: The E5E flow meter is powered through a POE network cable, which provides both power and data transmission. Ensure the POE switch is capable of supplying the required power (typically 10~36VDC) and that the network cable is properly connected to the flow meter and the switch.
Q: How can I perform a zero calibration on the E5E flow meter in an HVAC system?
A: To perform a zero calibration, ensure the fluid in the pipe is in a static state (no flow). Press Window M42 to set the zero point. The flow meter will adjust the zero point to ensure accurate measurements at low flow rates. If the zero point is not set correctly, it can lead to measurement errors.
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Product Parameter
1)Technical Parameters
|
Performance Index |
|
|
Flow range |
0.03 ~ 16 ft/s ( 0.01 ~ 5.0 m/s ) |
|
Accuracy |
Flow accuracy: ±1% (0.3~5m/s standard condition) Energy accuracy: ±2% |
|
Fluid |
Water |
|
Pipe Size |
Clamp-on type: 25mm to 1,200mm (1" to 48") |
|
Pipe Material |
Stainless Steel, Carbon Steel, Copper,PVC |
|
Functional Index |
|
|
Support Protocols |
HTTP,MQTT Protocol |
|
Output |
Analog output : 4 ~ 20mA, (max load 750Ω) Pulse output: 0~9999 Hz, OCT ( min. and max. frequency is adjustable ) Relay output: max. frequency 1Hz ( 1A@125VAC or 2A@30VDC ) |
|
Input Interface |
2*PT1000 interface Three-wire system Range: 0~100℃(32~212℉) |
|
Power supply |
POE Network cable power supply |
|
Keypad |
16 ( 4×4 ) key with tactile action. |
|
Display screen |
20×2 lattice alphanumeric, back lit LCD. |
|
Humidity |
Up to 99% RH, non-condensing. |
|
Temperature |
Transmitter: 14 °F to 122 °F ( –10℃ ~ 50℃ ) Transducer: 32 °F to 176 °F ( 0℃ ~ 80℃ ) |
|
IP Rating |
IP65 |
|
Physical Characteristics |
|
|
Transmitter |
PC/ABS, IP65 |
|
Transducer |
Encapsulated design, IP68 |
|
Cable |
The standard length of cable: 30ft (9m) Temperature sensor: Standard length: 9m(30ft) Maximum lengthen to 1000ft(305m) |
|
Weight |
Transmitter: 0.6kg Flow Sensor: 0.75kg Temperature Sensor: 0.45k |
|
Performance Index |
|
|
Flow range |
0.03 ~ 16 ft/s ( 0.01 ~ 5.0 m/s ) |
|
Accuracy |
Flow accuracy: ±1% (0.5~5m/s standard condition) Energy accuracy: ±2% |
|
Fluid |
Water(chilled water,pure water,clean water,sea water,hot water,etc.) |
|
Pipe Size |
Clamp-on type: 25mm to 1,200mm (1" to 48") |
|
Pipe Material |
Stainless Steel, Carbon Steel, Copper,PVC |
|
Functional Index |
|
|
Communication Interface |
RS485 MODBUS |
|
Output |
Analog output : 4 ~ 20mA, (max load 750Ω) Pulse output: 0~9999 Hz, OCT ( min. and max. frequency is adjustable ) Relay output: max. frequency 1Hz ( 1A@125VAC or 2A@30VDC ) |
|
Input Interface |
2*PT1000 interface, Three-wire system; 0~100℃(32~212℉) |
|
Power supply |
10 ~ 36VDC/1A. |
|
Keypad |
16 ( 4×4 ) key with tactile action. |
|
Display screen |
20×2 lattice alphanumeric, back lit LCD. |
|
Humidity |
Up to 99% RH, non-condensing. |
|
Temperature |
Transmitter: 14 °F to 122 °F ( –10℃ ~ 50℃ ) Transducer: 32 °F to 176 °F ( 0℃ ~ 80℃ ) |
|
IP Rating |
IP65 |
|
Physical Characteristics |
|
|
Transmitter |
PC/ABS, IP65 |
|
Transducer |
Encapsulated design, IP68 |
|
Cable |
The standard length of cable: 30ft (9m) Maximum lengthen to 1000ft(305m) |
|
Weight |
Transmitter: approximately 0.6kg Transducer: approximately 0.8kg |

