Home PRODUCTS Heat Meter Test Bench Series DN15-25 Heat Meter Test Bench Series DN15-D25 Fully Automatic Heat Meter Test Bench (Piston prover method)

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DN15-D25 Fully Automatic Heat Meter Test Bench (Piston prover method)

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Product Description

Product Introduction

1. High Production Efficiency: 300 water meters can be tested in eight hours.

2. Fast Input Method: Wireless barcode scanner input of meter numbers, fast, accurate, and convenient.

3. Energy Saving and Consumption Reduction: Saves water, electricity, and labor.

4. Compact Size: Saves space, fully automated, shares a network, and saves auxiliary materials.

5. Novel Structure: European standard aluminum profile frame, 304 stainless steel piping, novel and stylish appearance.

Detailed Product Information: Request from sales personnel

Product Models: JYM-15-25-10-AWH-HS4.0, JYM-15-25-10-AWSH-HS4.0, JYM-15-25-07-AWHP-HS4.0

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 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 \| Vertical water meters DN15、DN20、DN25: 6 pcs
Water Pump	Nanfang CHM10‑50; flow rate 8 m³/h, head 48 m,1pc
Water Tank	800 L
Commutator	DN25 cross‑fork pneumatic open commutator; low noise, high sensitivity; travel difference < 10 ms; uncertainty within 0.002%
Meter Clamping Mechanism	Dual‑cylinder outward‑push series‑connected pneumatic clamps; 10 front & 5 rear with single pneumatic clamps
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, f = (0–10) kHz
Vacuum System	Differential pressure vacuum generator; vacuum water filling to keep meters fully filled
Supported Operation Modes	Fully automatic, semi‑automatic, touchscreen pure manual
Acquisition Equipment	16 sets of mobile phones with ≥ 40‑megapixel resolution
Standard Device	Piston prover method
Flow Range	（0.003-8）m³/h
Calibration Method	Start‑stop method	Flow–Time Method
Rotameter Instantaneous Flow Display Basic	LZ/W30-15 4-90L/H
	LZ/W30-25 20-500L/H
	LZ/W30-50 500-8000L/H
Electromagnetic Flow Meter Instantaneous Flow Display Advanced (Class 0.5)	DN2：3-90L/H
	DN10：20-500L/H
	DN25：500-800L/H
	Thermostat Standard for Heat Meter Calibration Device
Standard Platinum Resistance Thermometer	Class 2
Digital Meter	WZPB-2 6½-digit digital meter for temperature acquisition
High Temperature Thermostatic Bath	WL-L1A (High Temp. Bath) Measuring range: (4 – 95) ℃ Max. working temperature difference: 0.03 ℃ Average temperature difference: 0.015 ℃
Low Temperature Thermostatic Bath	WL-L1B (Low Temp. Bath) Measuring range: (room temperature – 95) ℃ Max. working temperature difference: 0.03 ℃ Average temperature difference: 0.015 ℃
Heating Device	Customized according to the water tank size.

DN15-D25 Fully Automatic Heat Meter Test Bench (Piston prover method)

Product Description

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