| Measuring Range | |
| Water | 1...150cm/s (Most sensitive range 1...60cm/s) |
| Oil | 3...300cm/s(Most sensitive range 3...100cm/s) |
| Air | 20...2000cm/s(Most sensitive range 20...700cm/s) |
| Measuring Medium | Water, Oil, Air |
| Withstand Voltage | 100bar |
| Initialization Time | 18s |
| Response Time | 1...15s, related to thermal conductivity of medium, typical value 2s |
| Supply Voltage | 24VDC(18~32VDC) |
| No-load current | <80mA |
| Switched Output | |
| Output type | 2 way PNP / 2 way NPN / 1 way Relay / 2 way PNP + Analog 4~20mA |
| Load Capacity | 150mA max(PNP);1A max(relay);500Ω max(4~20mA) |
| Display | |
| Alarm Indication | LED(Red ) |
| Status Indicator | 4 LED |
| Temperature | |
| Operating Temp | -20~80ºC |
| Medium Temp | -20~80ºC |
| Storage Temp | -20~100ºC |
| Material | |
| Shell | SUS304 |
| Probe | SUS304 |
| Protection Grade | IP67 |
| Wiring Method | M12 Connector |
![]() | ![]() | ||||||
![]() | Signal | M12×1 | Cable Output |
| Power+ | 1 | Brown | |
| Power- | 3 | Blue | |
| Electronic Switch 1/ Relay normally on | 4 | Black | |
| Electronic Switch 2/ Relay normally closed | 2 | White | |
| 4~20mA/ Common port of Relay | 5 | Grey |
| Two Way PNP Output | ![]() |
| Two Way NPN Output | ![]() |
| One Way Relay | ![]() |
| Two way PNP+ Analog | ![]() |
| Item NO. | Type | |||||
| HFM510 | Digital explicit flow switch | |||||
| Code | Thread Spec | |||||
| G14 | G1/4 | |||||
| G38 | G3/8 | |||||
| G12 | G1/2 | |||||
| G34 | G3/4 | |||||
| G1 | G1 | |||||
| Code | Output Signal | |||||
| N | 2 way NPN output | |||||
| P | 2 way PNP output | |||||
| R | 1 way Relay output | |||||
| C | 2 way PNP+ Analog | |||||
| Code | Supply Power | |||||
| V1 | 24VDC | |||||
| Code | Length of the probe | |||||
| L | Fill out X directly | |||||
| Code | Electrical Connector | |||||
| M | M12 | |||||
| Yn | Cable outlet, Standard n=1 meter | |||||
| HFM510 | G12 | C | V1 | L=15 | M | |
| Piston-type design flow switch | |||
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1. Q: Are you manufacturer or trading company?
A: We are manufacturer which focuses on sensor for 10 years.
2. Q: What's your quality control system?
A: MC, ISO9001, CE Certificated.
3. Q: What is the warranty of your products?
A: Our warranty time is 18 months after shipment.
A: We could accept T/T, Paypal, WU.








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