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6 connecting the ethernet cable, Connection procedure, Checking the communication status – Yokogawa Standalone MW100 User Manual

Page 112: Changing the data rate, Initializing settings

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IM MW100-01E

2.6 Connecting the Ethernet Cable

Connection Procedure

Connector

Connect the Ethernet cable to the Ethernet port on the main module.

Connection to the PC

Make the connection via a hub. For a one-to-one connection with a PC, make the
connection as shown in the figure below. In the same manner, you can connect multiple
MW100 Data Acquisition Units to a single PC.

MW100

Hub

MW100 Data Acquisition Unit

LAN cable

Ethernet port

PC

Checking the Communication Status

You can check the status on the two LEDs at the upper-right and lower-right of the
Ethernet port.

For the LED indications, see “Part Names and Functions” in section 1.3.

Changing the Data Rate

The MW100 can be connected to a 10BASE-T/100BASE-TX hub. The data rate can be
fixed to 10 Mbps half duplex by setting the dip switch.
To fix the data rate to 10 Mbps half duplex, turn switch 6 of dip switch 1 OFF. To activate
the settings, carry out the same procedure as described in “Initializing Settings.”

For a description of the dip switch, see “Switches and Keys” in section 1.3.

Initializing Settings

Use dip switch 1 on the main module to initialize settings including the IP address
assigned to the MW100.

1.

Turn OFF the power to the MW100.

2.

Check that the switch 5 of dip switch 1 on the main module is OFF.

3.

Turn OFF the power to the MW100.

After the 7-segment LED indicates the power ON self check, “bF” is displayed.

4.

Check the status of step 3, then turn the power OFF.

5.

Turn switch 5 of dip switch 1 back ON.

Check that the settings have been initialized using the IP setting software.

For a description of the dip switch, see “Switches and Keys” in section 1.3.
For a description of the indications of the power ON self check, see “Displays” in section 1.3.