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General| Type | Mass Flow Meter |
|---|---|
| Protection | IP40 |
| Gas | Air, Nitrogen |
| Resolution | 0.1 SLM |
| Repeatability | ±0.5% FS |
| Operating Temperature | 0~+50 °C |
| Storage Temperature | -20 to 70 °C |
| Output | RS485 |
| Operating Pressure | ≤0.8 MPa |
| Humidity Range | 5~95% RH (Non-condensing) |
| Pressure Range | 0 to 0.8 MPa |
| Output Signal | RS485 |
Details and illustrations of the MF5700 meter's components and features.
Explanation of the LCD screen elements and symbol meanings.
Details on the power and data cable connections and wire assignments.
Diagrams and specifications for the physical size of the MF5700 meter.
Key precautions to avoid product damage and ensure proper operation during installation.
Guidance on verifying product specifications before operation.
Procedure for performing a gas leakage check before measurement.
Instructions for powering the meter and establishing digital data connections.
Information on optional wireless transmission protocols like Bluetooth, LoRa, WIFI, NB-IoT.
Overview of the meter's front key interface and menu structure.
Steps to begin the mass flow measurement process after powering on.
How to access the meter's menu settings using the default or a new password.
Procedure to configure the Modbus address for communication.
Guide to selecting the appropriate baud rate for RS485 communication.
Instructions for resetting or calibrating the meter's zero flow offset.
How to set the GCF for accurate measurement of different gases.
Options for configuring the LCD display mode (cycle or fixed).
Instructions for selecting the display language (English or Chinese).
Procedure to manually open or close the integrated control valve.
Configuring an alarm for when the instant flow rate exceeds a set upper limit.
Configuring an alarm for when the instant flow rate falls below a set lower limit.
Setting an alarm for the accumulated or totalized flow rate reaching a limit.
Steps to change the default password for menu security.
Procedure to reset the accumulated or totalized flow rate register.
How to exit the menu settings and return to the main display.
Information on the meter's automatic or manual sleep mode for power saving.
How to wake the meter from sleeping mode.
Visual flowchart detailing the key sequences for accessing menu settings.
Details on the RS485 Modbus communication protocol, including hardware and parameters.
Description of the physical wiring for RS485 Modbus communication.
Details on the PC UART communication parameters for Modbus RTU.
Explanation of the standard Modbus RTU framing format.
List and description of Modbus function codes used by the product.
Overview of available registers for data access and parameter configuration.
Guidance on how to select the correct MF5700 model based on specifications.
Contact details for ordering, sales support, and customer service.
Explanation of the MEMS thermal calorimetric sensing technology used in the meter.
Key considerations for achieving the best possible performance from the meter.
Advice on comparing meter readings with third-party reference instruments.
Importance of clean gas and fluid paths for measurement accuracy and meter function.
Considerations when using the meter with gases other than the calibration gas.
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