R7CWTU
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: [email protected]
EM-7814 Rev.3 P. 6 / 18
WIRING INSTRUCTIONS
■
SCREW TERMINAL
Torque: 0.5 N·m
■
SOLDERLESS TERMINAL
Refer to the drawing below for recommended ring tongue
terminal size. Spade tongue type is also applicable.
Applicable wire size: 0.25 to 1.65 mm
2
(AWG 22 to 16)
Recommended manufacturer: Japan Solderless Terminal
MFG. Co., Ltd, Nichifu Co., Ltd
6 (.24) max
3.3 (.13) max
mm (inch)
CC-Link - COMMUNICATION
■
CC-Link COMMUNICATION
Version
Version 1.10
Station address
1 through 64
Baud rate
156 kbps, 625 kbps, 2.5 Mbps, 5 Mbps,
10 Mbps
Station type
Remote Device
Data allocation
One (1)
■
READING/WRITING VIA CC-Link
In order to read measured data from or write new settings to the R7CWTU, access registers in the unit via CC-Link accord-
ing to the tables below. All registers are composed of two words in signed integer. Negative values are in two’s complements.
Refer to “CC-Link - OPERATIONS” in this manual for register numbers and their contents.
• Master to Slave (R7CWTU)
Bit data
RY0
Set ON in order to execute the
command. (Set OFF after RX0
turns ON.)
RY1
Command
0: Reading
1: Writing
Word data
RWw0 Register number
RWw1 -
RWw2 Data to write (LSW)
RWw3 Date to write (MSW)
• Slave (R7CWTU) to Master
Bit data
RX0
Turns ON when the command
executed (Turns OFF after RY0
set OFF)
RX1
Same as RY1
RX1A
R7CWTU system error
RX1B
Ready
Word data
RWr0
Same as RWw0
RWr1
Error code
RWr2
Data to read (LSW)
RWr3
Data to read (MSW)
■
READING/WRITING PROCEDURE
The sequence (1) through (6) shown in below is the procedure to read/write a set of data. When you need to read/write con-
tinuously, repeat the sequence.
RY1, RWwn
*
RY0
RX0
RX1, RWrn
*
Time
Set Command
Read Reply
(Request Execution of Command)
(Completion of Command)
(1)
(2)
(3)
(4)
(5)
(6)
*
n
= 0, 1, 2, 3
