HGLS-2000B Wall Mounted Ultrasonic Flow Meter
HGLS-2000B wall-mount ultrasonic flow meter is designed to be installed in a fixed location for long-term flow measuring. Features as follow:
● Principle: transit-time measuring, Weather proof: IP67
● Measurable flow velocity: 0.03 – 7m/s, Accuracy: better than 1% for flow
● LCD screen, display total flow / heat, instant flow / heat, velocity, time etc.
● Output option: 4-20mA / OCT pulse,RS485, Modbus protocol (standard config.), Relay alarm (optional)
● Pt100 resistor input (optional, for heat measuring)
● Power supply option: 24VDC, 220VAC
● Signal Cable length: 5m * 2 (standard config.), or customize cable length
● Guide rail mounting ( Optional )
Product Description
Technical Specifications
| Item | description | |
| Main unit | Accuracy | Better than ± 1% |
| Repeatability | Better than 0.2% | |
| Principle | Transit-time measuring principle | |
| Measurement period | 500ms | |
| Display | LCD with backlight , display accumulated flow/heat, instantaneous Flow / heat, velocity, time etc. |
|
| Output | Analogue output: 4-20mA or 0-20mA current output. Impedance 0 -1k Ω. Accuracy 0.1%. | |
| OCT output: Frequency signal (1~9999HZ) | ||
| Relay output: over 20 source signal (no signal, reverse flow etc.) | ||
| RS485 serial port | ||
| Input | Three analogue input | |
| Three-wire PT100 resistor input (optional) | ||
| Other functions | Automatically record t he totalizer data of the last 64 days / 64 months /5 years. The power-on time and corresponding flow rate of the last 64 power on and off events. Allow manual or automatic flow loss compensation. The instrument working status of the last 64 days. | |
| Pipe | Material | Steel, stainless steel, cast iron, cement pipe, copper, PVC, aluminum, FRP etc. Liner is allowed |
| Size | DN 32 -6000mm | |
| Straight pipe section |
Upstream ≥10D, Downstream ≥ 5D, distance from the pump discharge ≥ 30D. (D stands for pipe diameter) | |
| Fluid (must fully fill the pipeline ) |
Type | Liquid, no strong corrosivity, Common used fluid: Water, sea water, sewage, alcohol, beer. |
| Temperature | Standard: -30 ˚ C – 90 ˚ C ， High-temperature ： -30 ˚ C – 160 ˚ C | |
| Flow velocity measurable range | 0 .03 ~ 7 m/s | |
| Turbidity | Content of particulate impurity and bubbles shall be less than 10000ppm. | |
| Flow Direction | Bi-directional measuring, net flow/heat measuring | |
| Environment | Temperature | Main Unit: -30 ˚ C – 80 ˚ C |
| Transducer: -40 ℃-160 ℃, Temperature transducer: select on enquiry | ||
| Humidity | Main Unit: 85% RH | |
| Transducer: water-immersible, water depth less than 3m | ||
| Cable | Twisted Pair Line, standard length of 10m, can be extended to 500m (but such length is not recommended); contact the manufacturer for longer cable if requirement. RS-485 interface, transmission distance up to 1000m |
|
| Power Supply | AC220V or DC24V | |
| Power consumption | Less than 1.5W | |
| Protocols | MODBUS, M-BUS, Fuji extended protocol and other factory protocol | |
| Optional configuration | SD card, capacity 2G, storage time depends on storage interval setting. | |
Application diagram
| Sensor type | Flow measure | Flow measure and Heat measure | Features |
| Clamp-on type |
 |
 |
1>. Not need stop process when installation |
| Insertion type |
 |
 |
1>. Not need stop process when installation 2>. Stable and reliable 3>. Can be equipped with insertion type temperature sensor to measure heat |
| On-line type |  |
 |
1>. Not need stop process when installation |
Optional Flow Sensor
| Sensor appearance | code | Description | Temperature | Accuracy |
 |
TS-2 | Small size clamp-on type (Magnetic) for DN15～DN100mm |
-30℃～90℃ | ±1%FS |
|
TM-1 | Middle size clamp-on type (Magnetic) for DN50～DN700mm |
-30℃～90℃ | ±1%FS |
|
TL-1 | Large size clamp-on type (Magnetic) for DN300～DN6000mm |
-30℃～90℃ | ±1%FS |
 |
TS-2-HT | Small size High-temperature clamp-on type for DN15～DN100mm |
-30℃～160℃ | ±1%FS |
|
TM-1-HT | Middle size High-temperature clamp-on type for DN50～DN700mm |
-30℃～160℃ | ±1%FS |
|
TL-1-HT | Large size High-temperature clamp-on type for DN300～DN6000mm |
-30℃～160℃ | ±1%FS |
 |
TC-1 | Standard Insertion type For pipeline wall thickness ≤20 mm |
-30℃～160℃ | ±2~ 3%FS |
 |
TC-2 | Extended Insertion type For pipeline wall thickness ≤70 mm |
-30℃～160℃ | ±2~ 3%FS |
 |
TC-3 | Parallel Insertion type No requirement to the pipeline wall thickness, be suitable “V” method mounting |
-30℃～160℃ | ±3~ 5%FS |
 |
G3 | ‘π’ shape tube transducer for DN15～DN32mm |
-30℃～160℃ | ±0.5%FS |
 |
G1 | Standard tube transducer for DN40～DN6000mm |
-30℃～160℃ | ±0.5%FS |
Feild Installation
Related products
FAQ
Answer : Please send your question or enquiry to our email: sales@hginstrument.com, we will forward the questions to the related engineer.
Answer : Please communicate with the sales about the return procedure before returning product.
Answer : The delivery time depends on the order quantity and product specification. If the product’s specification is conventional ( not special ), delivery time is 5 or 7 working days for order quantity ≤ 10 pieces; delivery time is 2 or 3 working weeks for order quantity 15 ~ 30 pieces.
Answer : by Courier, by Sea or by Air
Answer : Yes, Generally warranty is one year.
Answer : From year 2015 to year 2021, average annual sales is RMB 350 million ( about USD 54.7 million )