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CHAPTER 3 SPECIFICATIONS
3
3.2 Function List
3.2.1 Function list of the MELSECNET/10 remote I/O network
Basic
function
RAS function
Offline test
Internal self-
loopback test
Checks the internal circuits including the send/receive
circuits of the transmission system of a network module.
<Difference in comparison with the MELSECNET/10 remote
I/O station>
The following points differ on the MELSECNET/H
(MELSECNET/10 mode) remote I/O station.
• The number set with the mode setting switch
• Error details check methods: using GX Developer or in
the link special register (SW00AC, SW00AD)
For details, refer to Page 41, Section 4.3.2.
Station-to-
station test
Checks the line status of two adjacent stations.
This function is not supported on the MELSECNET/H
(MELSECNET/10 mode) remote I/O station. Perform the
forward/reverse loop test from the remote master station or
the MELSECNET/10 remote I/O station instead of this test.
×
Forward/reverse
loop test
Checks the wiring status of the forward loop and reverse
loop after all stations are connected to the system.
This function is not supported on the MELSECNET/H
(MELSECNET/10 mode) remote I/O station. Perform the
test from the remote master station or the MELSECNET/10
remote I/O station.
×
Online
diagnostics
Loop test
Checks the line status (forward loop or reverse loop) after
all stations are connected to the optical loop system.
<Difference in comparison with the MELSECNET/10 remote
I/O station>
This function is performed using GX Developer on the
MELSECNET/H (MELSECNET/10 mode) remote I/O
station.
For details, refer to Page 44, Section 4.4.1.
Setup
confirmation test
Checks the switch setting of a network module.
<Difference in comparison with the MELSECNET/10 remote
I/O station>
This function is performed using GX Developer on the
MELSECNET/H (MELSECNET/10 mode) remote I/O
station.
For details, refer to Page 45, Section 4.4.2.
Station order
check test
Checks the order of connected stations in the optical loop
system.
<Difference in comparison with the MELSECNET/10 remote
I/O station>
This function is performed using GX Developer on the
MELSECNET/H (MELSECNET/10 mode) remote I/O
station.
For details, refer to Page 46, Section 4.4.3.
Communication
test
Checks whether transient transmission is normally
performed.
<Difference in comparison with the MELSECNET/10 remote
I/O station>
This function is performed using GX Developer on the
MELSECNET/H (MELSECNET/10 mode) remote I/O
station.
For details, refer to Page 47, Section 4.4.4.
Function Description Availability