Owner's manual

1-35
IM MW100-17E
Commands
1
2
3
AppApp
Index
WD Modbus Client Operation
Settings
Setting
WDp1,p2,p3<terminator>
p1 Communication interval
100mS/200mS/250mS/500mS
1S/2S/5S/10S/20S/30S/40S/50S/60S/90s/
120S
p2 Communication recovery wait (0 to 60)
[sec]
p3 Connection wait (0 to 10, FOREVER)
[sec]
Query
WD?
Example
Set communication interval to 10 sec., communication
recovery wait to 1 sec., and connection hold to 0 sec.
WD10S,1,0
Explanation
Y
ou can set this command on products with the /M1
MA
TH function option.
WE Modbus Client Connection
Settings
Setting
WEp1,p2,p3<terminator>
p1 Server number (01 to 10)
p2 Modbus server name (up to 64
characters)
p3 Port number (1 to 65535)
Query
WE[p1]?
Example Set server number 1, Modbus server name to
Yokogawa, and port number to 502.
WE1,Yokogawa,502
Explanation
• Y
ou can set this command on products with the /M1
MA
TH function option.
• For the characters that can be used for Modbus
server names, see user specified characters in
section 1.3.
• Command to specify the unit number
Firmware version R3.03 or earlier: WE
Firmware version R3.04 or later: WF
See the note in the WF command description.
WF Modbus Client Command
Settings
Setting When p2=OFF
WFp1,p2<terminator>
When p2=ON
WFp1,p2,p3,p4,p5,p6,p7,p8,p9<terminator>
p1
Command number (001 to 100)
p2
Command valid/invalid (ON/OFF)
p3 Command types
READ
Load value from Modbus
register of other instrument.
WRITE Write value to Modbus
register of other instrument
p4 Server number (1 to 10)
p5
Register address
For p3=READ
00001 to 09999 (Firmware version
R3.04 or later)
10001 to 19999 (Firmware version
R3.04 or later)
100001 to 165535 (Firmware version
R3.04 or later)
30001 to 39999
300001 to 365535
40001 to 49999
400001 to 465535
For p3=WRITE
00001 to 09999 (Firmware version
R3.04 or later)
40001 to 49999
400001 to 465535
p6
Data Types
BIT Bit Data (Firmware version
R3.04 or later)
INT16 Signed 16-bit integer
UINT16 Unsigned 16-bit integer
INT32_B Signed 32-bit integer (from
upper to lower)
INT32_L Signed 32-bit integer (from
lower to upper)
UINT32_B Unsigned 32-bit integer
(from upper to lower. )
UINT32_L Unsigned 32-bit integer
(from lower to upper)
FLOAT_B 32-bit floating decimal
(from upper to lower)
FLOAT_L 32-bit floating decimal
(from lower to upper)
p7
First channel (001 to 060, A001 to
A300, C001 to C300)
p8 Last channel (001 to 060, A001 to
A300, C001 to C300)
p9 Unit number (0 to 225) (Firmware
version R3.04 or later)
Query
WF[p1]?
1.6 Setting Commands (Communication Related)