Qj71Nt11B - Mitsubishi Electric Melsec QJ71LP21 Reference Manual

4 SETUP AND PROCEDURES BEFORE STARTING THE OPERATION

4.2.3 QJ71NT11B

10 10s unit
1 1s unit
4 - 7
(1) Indicator LEDs
Same as the optical loop system. (Refer to Section 4.2.1.)
(2) Station number/mode setting switch
Used to set the station number and mode of the network module. (Factory
default: 1)
Set the same operation mode to all network modules.
Setting
×10
0
0
to
3
3
•
TEST
TEST
TEST
TEST
1: The ERR. LED does not turn on in red if the station number is set equivalent to 33 to 64.
POINT
(1) Station numbers cannot be duplicated in the same network.
(2) Any station can be set as the control station as long as the station number is
within the setting range.
(3) The station number can be set randomly. Note that stations with no number
assignment must be set as reserved stations.
(4) When setting, use a station number within the range set to "Total stations"
parameter of network parameter.
(3) Spring clamp terminal block
Used to connect a shielded twisted pair cable or CC-Link Ver. 1.10-compatible
cable. (Refer to Section 4.6.3.)
(4) Serial number display
This display indicates the serial number of the rating plate.
×1
0
1
2
3 to 9
0 to 9
0 to 6
7
8
9
MELSEC-Q
Description
Setting error
(The ERR. LED turns on.)
Station number 1 to 32 (online.)
Setting error
(The ERR. LED turns on.)
Self-loopback test
Internal self-loopback test
Hardware test
1
4 - 7