Node No. Switches; Mode Switch - Mitsubishi Electric QJ71DN91 User Manual

5 SETUP AND PREPARATION

5.3.2 Node No. switches

5
X10
5
X1

5.3.3 Mode switch

8
M
O
D
E
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The following explains the node No. switches of the QJ71DN91.
Table 5.2 Node No. switches
Name
Node No. switch
POINT
(1) If the module is used as both a master and slave node, the same node No. is
applied to the master and slave functions.
(2) Since lower numbers have priority over higher numbers, set a lower number to
a master node.
The following explains the mode switch of the QJ71DN91.
Table 5.3 Mode switch
Name Setting Function
Mode switch 0 Master function
1
2
3 Slave function
4
5
6 Master and slave
functions *
7
8
9 Hardware test
A Communication
test
B
C
D to F Use prohibited
* Select a mode between 6 and 8 when using both the master and slave functions.
Description
Used to set the node No. of the module. (Factory default: 0)
Do not change the node No. during module operation since it
is recognized when the module is powered ON or reset.
If changed, the ERR. LED will flash.
Setting range: 0 to 63 (The Err. LED will flash if any other than
these is set.)
* The node No. must be unique.
Operates as a master node, at communication speed of 125k baud
(factory default).
Operates as a master node, at communication speed of 250k baud.
Operates as a master node, at communication speed of 500k baud.
Operates as a slave node, at communication speed of 125k baud.
Operates as a slave node, at communication speed of 250k baud.
Operates as a slave node, at communication speed of 500k baud.
Operates as a master and slave node, at communication speed of 125k baud.
Operates as a master and slave node, at communication speed of 250k baud.
Operates as a master and slave node, at communication speed of 500k baud.
Performs the ROM/RAM check and self-loopback test.
Performs the transmit/receive test, at communication speed of 125k baud.
Performs the transmit/receive test, at communication speed of 250k baud.
Performs the transmit/receive test, at communication speed of 500k baud.
MELSEC-Q
Description
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