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LEFOO LFM52 micro differential pressure transmitter is our new differential pressure transmitter, which has the flexibility of multi-range sensor and single-range transmitter dip switch for easy field adjustment, with IP65 protection level housing, and equipped with stainless steel conduit connector for easy wiring. It is suitable for HVAC, energy management systems, VAV and fan control, environmental pollution control, static piping and clean room pressure, fume hood control, oven boost pressure and furnace ventilation control.
Features
* High-precision MEMS micro-pressure core body, wide temperature compensation, and sensitive pressure response
* 5-digit LCD digital display, clear display
* Field-available zero button, selectable pressure ranges
* Strong stability and long service life
* IP65 protection grade shell
| LEFOO Air Differential Pressure Transmitter LFM52 | ||||
| Medium | air or neutral gas | |||
| Pressure Range | ±100Pa, ±1,000Pa, ±10,000Pa | |||
| Overpressure capacity | 5KPa(LFM526), 10KPa(LFM520); 80KPa(LFM522) | |||
| Accuracy | ±1%F.S | |||
| Operating temperature | -20℃~70℃ | |||
| Compensation temperature | -10℃~60℃ | |||
| Storage temperature | -40℃~70℃ | |||
| Response time | 0.5s/1s/2s/4s | |||
| Protection Level | IP65 | |||
| Electrical connections | Two-wired | Three-wired | Four-wired | Six-wired |
| Output signal | 4~20mA | 0~5VDC/ 0~10VDC | RS-485 | 4~20mA/ 0~10VDC |
| Power supply | 12~30 VDC | 12~30 VDC/24VAC±20% | 9~30 VDC | 12~30 VDC/24VAC±20% |
| Power consumption | ≤1.5W | |||
| Pressure interface | Metal barbed interface,φ6.2mm | |||
| Communication | RS-485 Standard interface, Modbus RTU protocol | |||
| Certification | ROHS certification，EU CE certification | |||
| Electromagnetic compatibility | EN 61326-1 | |||
| Display | LCD backlit digital display | |||
| Code and Description | Remark | |||||
LFM52 | Air Differential Pressure Transducer | Model | ||||
6 | -100～100pa | Range | ||||
0 | -1000~1000Pa | |||||
2 | -10000~10000Pa | |||||
N | No display | Display | ||||
O | With display | |||||
A | 4~20mA +0~10VDC( Simultaneous output) | Output type | ||||
B | 4~20mA（Two-wired） | |||||
C | 0~10VDC（Three-wired） | |||||
D | 0~5VDC（Three-wired） | |||||
E | RS-485 communication | |||||
| E1 | RS-485 communication（with isolation） | |||||
LFM52 | 6 | O | B | Selection example | ||
High-precision MEMS micro-pressure core body, wide temperature compensation, and sensitive pressure response
5-digit LCD digital display, clear display
Field-available zero button, selectable pressure ranges
Strong stability and long service life
IP65 protection grade shell
Air and Neutral gas pressure measuring
Noise environmental protection project bellows
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