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LK-MFM Intelligent Mass Flow Switch |
Main Features：
●Integrated Mass Flow and Temperature Measurement
●Supports the measurement of multiple gases
●Standard Modbus RTU Communication
●2 NPN Open-Collector Outputs (for Upper and Lower Limit Alarms)
●Multi-range, from 0~2L/min to 0~500L/min
●LCD Screen Display (Supports Settings for Four Display Directions: Up, Down, Left, and Right)
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Main Application Fields：
Suitable for real-time monitoring of gas flow rate and flow interruption in pipelines in industries such as petrochemical, electric power, and metallurgy.
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Main Functions：
Monitors gas medium for decreased/increased flow rate; presence/absence of medium; medium flow/standstill, prevents pump idling, and provides switching signal output. |
| Technical Parameters |
| Model |
LK - MFM - □ - □ |
| Measurement Range |
0 - 2L/min |
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0 - 200L/min |
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0 - 500L/min |
| Pressure Resistance |
0.8 MPa |
| Connection Method |
G 1/2", G 1/4" |
| Accuracy |
±2%RD |
| Repeatability |
±1%F.S. |
| Response Time |
50ms |
| Electrical Parameters |
| Operating Voltage |
DC 9 - 24 V |
| Power Consumption |
1 W |
| Output |
NPN/PNP Output |
| Contact Capacity |
2A/24VDC |
| Insulation Resistance |
50 MΩ at 100 VDC |
| General Parameters |
| Probe Material |
: 304 Stainless Steel |
| Housing Material |
: Aluminum Alloy |
| Operating Temperature |
: -10°C - 60°C |
| Ambient Conditions |
: -20 ~ 85°C |
| Protection Class |
: IP 67 |
| Operating Humidity |
: ≤85% without condensation |
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