Home PRODUCTS Water Meter Test Bench Series DN15-50 Water Meter Test Bench Series Water Meter Test Bench 15-50 -Piston Method + Master Meter Method

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Water Meter Test Bench 15-50 -Piston Method + Master Meter Method

The equipment has a reserved function for calibrating ultrasonic water meters and fully electronic meters.

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Product Description

Device Uncertainty	Urel≤0.2%（k=2）
Flow Stability	1.0% for start‑stop method; 0.2% for other methods
Test Medium	Purified tap water
Operating Humidity	≤ 93% RH
Operating Water Temperature	20 ℃ ± 10 ℃
Water Temperature Fluctuation in Single Measurement	Water temperature fluctuation in a single measurement
Water Fluctuation Coefficient per Cycle	≤ ± 0.1%
Water Source Working Pressure	0.0–0.5 MPa (adjustable)
Air Source Working Pressure	0.4–0.7 MPa
Device Operating Temperature	4–50 ℃
Number of Meters Under Test	DN15: 10 pcs \| DN20: 8 pcs \| DN25: 6 pcs \| DN32/40/50: 1 pc \| Vertical water meters (DN15/DN20/DN25): 6 pcs \| Vertical water meter (DN32): 2 pcs \| Vertical water meter (DN40): 2 pcs \| Vertical water meter (DN50): 1 pc
Water Pump	1 × Nanfang CHM10‑50 (flow rate: 8 m³/h, head: 48 m); 1 × TD50‑40G/2 (flow rate: 50 m³/h, head: 30 m)
Water Tank	2000 L
Commutator	DN25 & DN50 cross‑fork pneumatic open commutator; low noise, high sensitivity; travel difference 0 ms; uncertainty within 0.002%
Meter Clamping Mechanism	Dual‑cylinder outward‑push series pneumatic clamping mechanism; single pneumatic clamps for front 10 and rear 5 positions
Water Meter Seal Test	Pressure range: (0–2.0) MPa
Bore Diameter	Φ50 mm, telescopic stroke ≥ 80 mm
Timer	(10–100) kHz (adjustable); better than 10⁻⁶
Calibration Signal	Pulse signal, f = (0–10) kHz
Vacuum System	Differential pressure vacuum generator; vacuum water filling to keep water meters fully filled
Supported Operation Modes	Fully automatic, semi‑automatic, touchscreen manual operation
Acquisition Equipment	10 sets of mobile phones with ≥ 40‑megapixel resolution
Standard Device	Piston Method + Master Meter Method
Flow Range	（0.003-40）m³/h
Calibration Method	Start‑stop method	Diversion method	Flow–Time Method	QTY
Electromagnetic Flow Meter Instantaneous Flow Display Advanced (Class 0.5)	DN2：3-90L/H			1
	DN10：20-500L/H			1
	DN25：500-800L/H			1
	DN50：8000-40000L/H			1
Electromagnetic Flow Meter Standard Meter Standard (Class 0.2–0.3)	DN2：3-90L/H			1
	DN10：20-500L/H			1
	DN25：500-800L/H			1
	DN50：8000-40000L/H			1

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