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|
Model |
HS-6763A (Quality method) |
|
Applicable caliber |
DN80-DN300 |
|
Straight pipe |
≥10D |
|
Water meter type |
Mechanical water meter, ultrasonic water meter, electromagnetic water meter, remote water meter |
|
Flow range |
（0.01～1000）m 3 /h |
|
Number of tables |
1 epitope |
|
Work pressure |
0.3 ～ 0.6Mpa |
|
test method |
Reversing method, flow time method |
|
Standard Weighing Apparatus |
300Kg ， E = 1/6000 3000Kg ， E = 1/6000 15000Kg，E=1/6000 |
|
Display index |
50g，500g，2500g |
|
Maximum allowable error of weighing |
Better than ±0.1% (above minimum weighing) |
|
Uncertainty of device expansion |
U r = （0.05% ～ 0.2%） ，k = 2 |
|
Flow stability |
Better than 0.2% |
|
Collection of water indication value |
Pulse: f = (0～10) kHz; visual recognition, laser recognition, communication: M-BUS communication, 485 communication, near infrared |
|
Signal transmission |
Mobile phone APP wireless transmission, visual recognition, laser recognition sensor (mechanical water meter) Far infrared, 485 communication, M-BUS communication (remote transmission type water meter) |
|
Clock frequency |
(10～100)kHz (can be set) |
|
Clock frequency stability |
Better than 5×10 -8 |
|
Water temperature control |
(20±5)°C (optional) |
|
Equipment size |
On-site determination |
|
Model |
HS-6763B (Volume method) |
|
Applicable caliber |
DN80-DN300 |
|
Straight pipe |
≥10D |
|
Water meter type |
Mechanical water meter, ultrasonic water meter, electromagnetic water meter, remote water meter |
|
Flow range |
（0.01～1000）m 3 /h |
|
Number of tables |
1 epitope |
|
Work pressure |
0.3 ～ 0.6Mpa |
|
test method |
Reversing method, flow time method |
|
Standard measure (Skewer gourd method) |
50L/100L 500L/1000L 5000L/10000L |
|
Uncertainty of device expansion |
U r = （0.05% ～ 0.2%） ，k = 2 |
|
Flow stability |
Better than 0.2% |
|
Collection of water indication value |
Pulse: f = (0～10) kHz; visual recognition, laser recognition, communication: M-BUS communication, 485 communication, near infrared |
|
Signal transmission |
Mobile phone APP wireless transmission, visual recognition, laser recognition sensor (mechanical water meter) Far infrared, 485 communication, M-BUS communication (remote transmission type water meter) |
|
Clock frequency |
(10～100)kHz (can be set) |
|
Clock frequency stability |
Better than 5×10 -8 |
|
Water temperature control |
(20±5)°C (optional) |
|
Equipment size |
On-site determination |
Features:
1. One-key start, can carry out pressure test, Q1, Q2, Q3 flow point error verification, error curve drawing, etc. of the water meter.
2. According to the regulations, there are a variety of test methods to choose from: start-stop method, commutation method, flow time method, etc.
3. A variety of collection methods for the value of the detected water are available: mobile phone APP camera method, high-speed camera pulse method, laser pulse method, 485 communication, M-BUS communication, near-infrared communication, etc.
4. Optional electric ball valve and electromagnetic flowmeter, dedicated PID adjustment module to realize automatic adjustment of any flow.
5. Infrared locates the liquid level of the standard gauge, and cooperates with the stepping motor to realize the automatic collection of the standard gauge indication value (volume method).
6. Equipped with a high-precision electronic scale to measure the mass in the measuring cylinder in real time and realize automatic collection of the indicated value of the standard measuring instrument (quality method).
7. Image recognition error: 33 points.
8. Equipped with high-precision time standard.
9. Full digital management without manual intervention.
10. Equipped with a dedicated PC operation management software under Windows, the verification software is more humane, intelligent, and rich in interface information; it can support remote upgrades.
11. Data processing: automatically calculate and draw verification conclusions according to regulations, save all water meter verification data, and have database functions such as verification record query, correction, statistics, and report printing.
1. One-key start, can carry out pressure test, Q1, Q2, Q3 flow point error verification, error curve drawing, etc. of the water meter.
2. According to the regulations, there are a variety of test methods to choose from: start-stop method, commutation method, flow time method, etc.
3. A variety of collection methods for the value of the detected water are available: mobile phone APP camera method, high-speed camera pulse method, laser pulse method, 485 communication, M-BUS communication, near-infrared communication, etc.
4. Optional electric ball valve and electromagnetic flowmeter, dedicated PID adjustment module to realize automatic adjustment of any flow.
5. Infrared locates the liquid level of the standard gauge, and cooperates with the stepping motor to realize the automatic collection of the standard gauge indication value (volume method).
6. Equipped with a high-precision electronic scale to measure the mass in the measuring cylinder in real time and realize automatic collection of the indicated value of the standard measuring instrument (quality method).
7. Image recognition error: 33 points.
8. Equipped with high-precision time standard.
9. Full digital management without manual intervention.
10. Equipped with a dedicated PC operation management software under Windows, the verification software is more humane, intelligent, and rich in interface information; it can support remote upgrades.
11. Data processing: automatically calculate and draw verification conclusions according to regulations, save all water meter verification data, and have database functions such as verification record query, correction, statistics, and report printing.
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