Instrument and Meter Manufacturer

LFM53 Micro Differential Pressure Transmitter
PRODUCT FEATURES
- Adopt imported differential pressure sensor,pressure sensitivity
- Ranges as low as±25Pa
- Accuracy up to 0.5%F.S,strong stability,good repeatability
- Strong anti-interference ability,optional isolated output
Description
LFM53 series differential pressure transmitter adopts imported high-precision MEMS digital micropressure sensor.the accuracy is as high as 0.5%F.S,which is very suitable for the use of scenarios with high-precision detectionrequirements,and has strong electromagnetic interference resistance,multiple signal output,etc.LFM53 seriesdifferential pressure transmitter are widely used for air or neutral gas detection,such as HVAC,process control,environmental control,clean room,or any system requires differential pressure detection.
Specification
| Media | Dry air and neutral gases | |
| Pressure range | ±25Pa,±50Pa,±100Pa | |
| Overload/Burst pressure | Overload pressure;7kPa/Burst pressure;20kPa | |
| Accuracy | ±25Pa:±1Pa ±50Pa:±1%F.S ±100Pa:±0.5%F.S | |
| Operating temperature | -20℃~70℃ | |
| Compensated temperature | -10℃~60℃ | |
| Storage temperature | -40℃~80℃ | |
| Protection grade | IP65 | |
| Electrical connection | Four-wired | Six-wired |
| Output signal | RS-485 | 4~20mA&0~10VDC |
| Power supply ① | 9-30VDC/24VAC±20% | 12-30VDC/24VAC±20% |
| Communication | RS-485 Standard interface,Modbus RTU protocol | |
| Certification | ROHS,EU CE | |
| Electromagnetic compatibility | EN61326-1 | |
①When RS485 output (non-isolated) products use AC power, an isolated 24VAC power supply is required.
MECHANICAL PARAMETERS
| Shell material | PC Industrial plastic |
| Flame retardant grade | UL94-V0 |
| Protection grade | IP65 |
| Pressure port | Metal barb port Ø6.2mm |
| Cable gland | Cable diameter up to Ø8mm |
Weight | 200g |
Product Selection
| Code and description | Remark | ||||
| LFM53 | Main Model | ||||
| 1 | -25~25Pa | Pressure Range | |||
| 2 | -50~50Pa | ||||
| 3 | -100~100Pa | ||||
| N | No display | Display | |||
| O | With display | ||||
| A | 4~20mA and 0~10VDC(Simultaneous output) | Output type | |||
| E | RS-485 Communication | ||||
| E1 | RS-485 Communication (With isolation) | ||||
| LFM53 1 0 E | Selection example | ||||
FAQs
We provide pressure measuring instruments, level measuring instruments, temperature and humidity measuring instruments, pressure switches, miniature water pumps, flow meters, and other products.
Sample=7 days,10~100 pcs=15 day,buck order is negotiable.
Yes, customized is accept, please contact us for specific requirements.
Yes, you can contact our engineers to request samples.
Please carefully inspect the following products ordered from LEFOO when you receive them.If you do not meet your reservation requirements or find that the products have surface quality problems,please take photos and contact the sales engineer who served you.Once this kind of product is signed,within 7 days,the LEFOO product will maintain the original quality and function when it was sold,and the product itself,accessories,and trademark logos are complete,and you can return the product without reason.Within 30 days,accept the return application due to quality reasons.
- For more information on refund timing and amounts(including partial refunds and restocking fees),please contact the sales engineer who served you.·
- If you have returned an item to LEFOO by mistake or included something not intended for LEFOO in a return,please contact the sales engineer who served you.
- To ensure a good return experience for you,you must adhere to LEFOO’s Return and Refund policies.Thank you for your cooperation.
















