Wall-mounted Ultrasonic Rectangular Weir Open Channel Stream
Flowmeter Features:
1. Large screen display, double line 14 bit LCD liquid crystal
display (with backlight), characters of the man-machine interface.
2. Match with various weir tank. Right-angle triangle
weir,rectangular weir,groove,parshall flume,throat channel slot.
3. Can provide up to 6 relays, can set the upper limit and lower
limit alarm and control (instantaneous flow rate and water level),
Can be set high, low and fault alarms.
4. Accurate measurement , automatic temperature compensation
function, automatic filtering system, strong anti-jamming.
Wall-mounted Ultrasonic Rectangular Weir Open Channel Stream
Flowmeter Applications:
Wall-mounted Ultrasonic Open Channel Flowmeter Specification
| Weir&Flume Match | Chinese Standard | Parshall Flume, Triangular Weir, Rectangular Weir, Non-throat Flume |
| ISO Standard | Parshall Flume |
| USBR Standard | Long-throat Flume(Rectangular flume, Trapezoid Flume) |
| Display Resolution | 1mm |
| Output Resolution | 0.03% Full span |
| Parameter set up | 3 induction buttons |
| Temperature compensation | The whole range is automatic |
| Probe | 4m(otherwise other range and anti-corrosion requirements, indicate
when you order it) |
| Accuracy | 0.2% Full span (In air) |
| Mode of Indication | 14 Digit LCD in 2 rows |
| Output Current | DC4~20mA/RS485/Hart Serial communication RS485(modbus standard
protocol) |
| Output Load | 0~500Ω |
| Relays | 2,4,5,6(5A 250VAC/30VDC) |
| Baud rate | 19200/9600/4800 |
| Temperature Range | -40 ºC ~75 ºC (LCD:-20 ºC ~+70ºC) |
| Pressure Range | 0.1MP (press definitely) |
| Power Supply | DC24V(±5%) 0.2A AC220V(±20%) 0.1A |
| Cable | 6-12mm |
| Single Wire Diameter | 0.5-1.78mm |
| Cable Fix | PG13.5/M20 |
| Measure Cycle | 1.5second |
| Crust Material | ABS |
| Sensor Material | ABS/PVC/PTFE |
| Protect Grade | IP67 |
Company Profile
Lanry Instruments is the professional manufacturer of flow
measurement instruments, provides one package service of research
and development, production, marketing and after -sales services.
Engaged in the production of flow meters more than 20 years, Lanry
has been equipped with advanced design capabilities and piled up a
wealth of field application experience, which lays a solid
foundation for the commitment to the promotion and innovation of
high-tech system solution. The corporation has devoted to the
production of flow measurement instruments with superior
performance, high stability and strong reliability. Currently,
Lanry Instruments has developed into two branches as Lanry
Instruments(Shanghai) Co.,Ltd. and Lanry Instruments (Dalian) Co.,
Ltd, which are responsible for different areas and applications.
