SMC Networks LFE#### Operation Manual page 11

Electromagnetic type digital flow switch
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* Adjustment and Operation
- Connect a load before turning the power supply on.
If the power supply is turned on with no load, over current may flow, causing the product to break instantly.
- Do not short-circuit the load.
Although error is displayed when the product load has a short circuit, generated over current may lead to the
damage of the product.
- Do not press the setting buttons with a sharp pointed object.
This may damage the setting buttons.
- Supply the power when there is no flow.
- There will be a drift on the display / analog output of approx 2 to 3% for 5 minutes after the power supply
is turned on.
- The product doesn't produce and output signal for 3 seconds after the power is supplied.
- Perform settings suitable for the operating conditions.
Incorrect setting can cause operation failure.
For details of each setting, refer to page 22 to 55 of this Operation Manual.
- During the initial setting and flow setting, the product will switch the measurement output with the
condition before setting.
Confirm the output has no adverse effect on machinery and equipment before setting.
Stop the control system before setting if necessary.
Do not touch the LCD during operation.
The display can vary due to static electricity.
* Maintenance
・Confirm safety by turning off the power supply and stopping the flow before performing maintenance.
There is a risk of unexpected malfunction.
- Perform regular maintenance and inspections.
There is a risk of unexpected failure of components due to the malfunction of equipment and machinery.
Do not use solvents such as benzene, thinner etc. to clean the product.
This may damage the surface of the body or erase the markings on the body.
Use a soft cloth to remove stains.
For heavy stains, use a cloth soaked with diluted neutral detergent and fully squeezed, then wipe up the stains
again with a dry cloth.
-10-
No.LV50***-OMQ0004-B

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