Communications Test - Omron NSJ CONTROLLERS - 03-2008 Operation Manual

Special Screens
8-8-5

Communications Test

1,2,3...
This function checks whether communications are enabled, by performing
simple communications.
Display the Communication Test Screen by using operations from the Special
Screen Tab Page in the System Menu, as follows:
1. Select Communication Test from the Special Functions List Box, and
press the START Button.
2. Press the Communication Test Button to switch to the Communications
Test Screen.
3. Set each of the setting items, as follows:
Setting and Display Items in Communication Test Screen
Item
Send to Sets the address of the transmission destination in the format
(network address).(node address).(unit number).
Sets the following addresses when performing a communica-
tions test for a node connected to serial port A or B.
• Serial port A: 111.1.0
• Serial port B: 112.1.0
Send message Sets the FINS command being to be sent.
Number of sends Displays the number of times messages are transmitted. The
number of times is fixed to 1.
Receive Time-out Sets the time before the message timeout occurs. Displays an
error message when the timeout time is exceeded after trans-
mission.
The setting time is applicable for Ethernet only. For serial
communications, the timeout monitor time set from the Comm
Tab is used.
4. Press the Start Button to start transmission. The sending indicator will re-
main lit until the transmission is completed. After transmission, the receiv-
ing indicator will remain lit until reception is completed.
Section 8-8
Details
165