Stock Code:300371
Heat Metering Products
Smart Heating Heat Metering Products
CRL-H Residential Ultrasonic Heat Meter

1. No mechanical moving parts and abrasion for long lifetime.
2. Not affected by low-quality water, lows maintenance costs.
3. Micro power consumption technology, one battery can work continuously over 10 years.
4. Use of ultrasonic flow measurement technology, be installed in different angles without affecting measurement accuracy, low pressure loss.
1. Use of superior transducer and advanced measurement technology, with high measurement accuracy and fine stability.
2. Heating/cooling system.
3. Multiple transmission methods, NB-IoT, optical interface, RS-485 and M-Bus, remote meter reading for easier centralized management.
It is suitable for heat (cold) metering of unit residential buildings, and meets the demands for accurate metering and settlement of end users and customers' demand for big data.

Consulting Hotline:+86 400-612-5080


*Take the product actually used as the criterion

Technical Parameters
Nominal Diameter (mm)DN15~DN40
Dynamic Range100
Temperature Range (°C)2~105/2~150
Temperature Difference Range (K)2~95/2~130(min. value of ex-factory is 0.2K)
Min. Temperature Pair Error (°C)±0.1
Max. Admissible Working Pressure (MPa)1.6
Accuracy ClassClass 2
Type of Temperature SensorPt1000,DIN/IEC751B
Protection ClassIP66 (default)/IP68
Power SupplyLithium battery powered, one battery can work continuously over 10 years
Ambient ClassClass A/B
Mechanical Installation ClassM1 (Fixed installation, min. seismic class)
Data CommunicationOptical Interface/NB-IoT/M-Bus/RS-485
Data StorageHeat quantity, cumulative flowrate and corresponding time and the max. thermal power of the current month stored by month; current 100 daily cumulative heat quantity; current 4800 periodic heat consumption; current 600 supply & return water temperature; current 100 max. thermal power; current 100 alarms
Storage Temperature (°C)-25~55
Pressure Loss (MPa)≤0.025
Cable Length of Temperature Sensor (m)1.3 (The supply water temperature sensor shall be installed on the flow transducer before delivery)
Installation PositionSupply/return water pipe (selectable)

Support & Cooperation

Please contact us at any time if you have questions in product selection, material procurement, as well as business & technology cooperation.

Huizhong Instrumentation Co., Ltd. ICP:Ji ICP Bei No. 11006660-1 Company address:No.126 West Gaoxin Road, High Tech Industrial Zone, Tangshan, Hebei

Company telephone:400-612-5080 0315-3296878 3296898 Jgw Anbei No. 13024002000217