Omron NV3Q Series, Connection Manual

Page: 35 / 145

11
MELSEC-A Series (Computer Link)
Section 1-5
1-5 MELSEC-A Series (Computer Link)
PLC Model Selection Select Mitsubishi MELSEC-A (Computer Link) Series.
Applicable Devices
Note (1) The maximum values that can be set by the PT are given.
(2) The addressable memory ranges depend on the model of PLC that is
used. Refer to the user manuals for your PLC for details.
Communications Settings The following communications settings are recommended for the PT and
PLC.
■ PT Communications Settings (Set from the NV-Designer using the NV
Configuration.)
■
PLC Communications Settings
Bit/word devices No. Comments
Bit devices Input relays X 0000 to X 07FF
Output relays Y 0000 to Y 07FF
Auxiliary relays M 0000 to M 2047
Link relays B 0000 to B 03FF
Timer contacts TS 0000 to TS 0255
Counter contacts CS 0000 to CS 0255
Word devices Input relays X 0000 to X 07F0 The first digit of the address must be 0.
Output relays Y 0000 to Y 07F0 The first digit of the address must be 0.
Auxiliary relays M 0000 to M 2032 The address must be a multiple of 16.
Link relays B 0000 to B 03FF The first digit of the address must be 0.
Timer current values TN 0000 to TN 0255
Counter current values CN 0000 to CN 0255
Data registers D 0000 to D 1023
Link registers W 0000 to W 03FF
File registers R 0000 to R 8191
Item Setting
PLC station number 0
Baud rate 19,200 bps
Data bits 7
Stop bits 1
Parity Even
Item Setting
Station number 0
Baud rate 19,200 bps
Data bits 7
Stop bits 1
Parity Even
Checksum Enabled
Interface RS-232C
Communications
protocol Type 4