The DP3115B-4 is a multi-channel air leak tester specifically designed for new energy vehicle (NEV) industry, featuring:
✓ Differential pressure method (high immunity to external factors, high testing accuracy and excellent long-term stability)
✓ 5kPa~100kPa test pressure range (negative pressure optional)
✓ Color touchscreen with UI for parameter setup and data storage
✓ PC/PLC interfaces for automated control
• Differential pressure testing range: ±(0.1Pa~2kPa)
• Differential pressure resolution: 0.1Pa
• Programmable test pressure controlUser-Friendly Operation
• 7" touchscreen with waveform display for leak analysis
• Manual & automatic testing modes
• Multi-channel parameter setting & storageIndustrial Connectivity
• 8x I/O ports for PLC integration
• RS232/LAN external communication interfaces
• 4-channel parallel testing (or single-channel)
• Stores 10,000 test records with date-based retrievalReliability
• Power-off memory protection
• Data statistics and analysis tools
Product Application
Model | DP3115B-4 | |
Test Channels | 4-channel | |
Differential Pressure Test | Minimum Resolution | 0.1Pa |
Sensor Range | ±2000Pa | |
Sensor Withstand Pressure | 200kPa | |
Display Accuracy | ±5% of reading(rdg) ±0.05% of full scale(f.s.) | |
Direct Pressure Test | Minimum Resolution | 0.1kPa |
Sensor Withstand Pressure | 500kPa | |
Test Pressure | -100kPa~100kPa | |
Display Accuracy | ±5%rdg ±2%f.s. | |
Leakage Rate Configuration | Unit Selection | Pa/min or Pa/s (selectable) |
Threshold Range | 0~999.9 Pa/min (adjustable) | |
Time Parameter Settings | Setting Range | 0s~999.9s |
Resolution | 0.1s | |
Power | AC 100V~240V ±10%; 50/60Hz | |
Test Pressure Source | Regulated clean air at 400kPa~700kPa (high flow) | |
Drive Pressure Source | Regulated clean air at 400kPa~700kPa | |
Tubing Connections | (Test pressure/test sample/reference sample): 6mm nylon tube | |
(Drive pressure): 8mm quick-connect fitting (using 8mm OD nylon tube) | ||
Control I/O Interface | Open-collector specification and relay output | |
Communication | RS232/LAN | |
Operating Environment | Operating temp: 5~40°C; Storage temp: -20~70°C; ≤80% RH (non-condensing) | |
USB | USB port for measurement data transfer | |
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