Yokogawa Magnetic Flowmeter AE105-MG

Settings for Test Output Using Data Setting Keys

Return functions to original status during flow rate measurements

Setting for Test Output Via the BT200

Return functions to original status during flow rate measurements

Ensure test outputs do not override flow signal

Is OUTPUT FUNCTION set to BI DIRECTION?

Confirmation of Sealing Condition

Confirm the sealing conditions of the following

Are drain plugs or waterproof glands provided for conduit piping?

Inspect the sealing condition of the terminal box and wiring ports

Inspect the inside of the terminal box for water penetration

Was there any suspicion of water penetration into the flowmeter?

If water penetration is suspected, describe the circumstances and when it happened

Maintenance Servicing with Power On

Is the power turned off during maintenance servicing?

Use a gas detector to check for explosive gas presence if servicing with power on.

Limit maintenance servicing to the following if explosive gas presence cannot be checked

Inspect flameproof apparatus for damage or corrosion.

Inspect metal conduits and cables for mechanical and structural defects.

Were adjustments made without opening the equipment cover?

Ensure the instrument is installed by an expert engineer or skilled personnel.

Verify that fuse replacement is not performed by operators.

Turn OFF the power supply and disconnect the power source before replacing the fuse.

Use only specified fuses obtained from the nearest Sales & Service Office.

Ensure the fuse holder is located under the display and remove the display to access it.

Check that a spare fuse is taped to the cover of the converter.

After replacing the fuse, confirm that the connector of the display board has not loosened.