Part Names And Settings; Qj71Lp21, Qj71Lp21-25, Qj71Lp21S-25, Qj71Lp21G, Qj71Lp21Ge - Mitsubishi Electric Melsec QJ71LP21 Reference Manual

4 SETUP AND PROCEDURES BEFORE STARTING THE OPERATION

4.2 Part Names and Settings

4.2.1 QJ71LP21, QJ71LP21-25, QJ71LP21S-25, QJ71LP21G, QJ71LP21GE

QJ71LP21,
QJ71LP21-25
4
Name LED status
RUN
ON (green)
OFF
MNG ON (green)
OFF
T.PASS ON (green)
Flashing
(green)
OFF
D.LINK ON (green)
OFF
SD ON (green)
OFF
RD ON (green)
OFF
ERR. ON (red)
Flashing
OFF
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This section explains part names and settings of the network modules.
QJ71LP21S-25
(1)
(2)
(4)
(3)
(4)
(6)
(1) Indicator LEDs
The module operating normally
A watchdog timer error occurred (hardware failure).
Operating as a control station or sub-control station
Normal station (not operating as a control station or sub-control station)
Executing baton pass (being joined in a network)
The test is determined to have completed when this LED flashes 20 times or more (approximately
10s) during the test.
Baton pass not yet executed (The host station is disconnected from the network.)
Data link being executed (Cyclic transmission is being executed.)
Data link not yet executed (e.g. parameter receiving not completed, host CPU error, data link stop
instructed)
Data being sent
Data not yet sent
Data being received
Data not yet received
• An error, such as a station number setting error, mode setting error (set to use prohibited),
operating condition setting error by parameter, and a mounted CPU type error (setting outside
the range used, incorrect CPU type), occurred.
• A station with the same number already exists in the network.
• Although a control station has already existed in the network, the host station is specified as a
control station.
• Invalid parameter setting
• The parameters received from the sub-control station and the parameters retained by the host
(received from the control station) are different.
• A moderate or serious error occurred in the CPU module.
• An error was detected while the network module was being tested.
• The setting of the mode setting switch or the station number setting switch was changed during
operation. 1
Normal status
QJ71LP21G,
QJ71LP21GE
(1)
(2)
(4)
(3)
(4)
(6)
(5)
Description
MELSEC-Q
(1)
(2)
(4)
(3)
(4)
(6)
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