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R9MWTU
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-6221 Rev.9 P. 11 / 20
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MODBUS SETTING
The device must be reset or the power supply to it must be turned off and on in order to enable the Modbus setting.
ADDR. WORD PARAMETER
UNIT
9089
1
Parity bit
0 : None
1 : Odd (*)
2 : Even
9090
1
Stop bit
0 : 1 bit (*)
1 : 2 bits
9091
4
Reserved
9095
1
Protocol
0: Modbus-RTU (*)
1: Modbus-ASCII
9096
1
RUN LED time out
RUN LED turns off if the unit receives no Modbus command for the specified time period.
0 to 32 000 : Specified value × 0.1 seconds
Factory setting: 10
Sec./10
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DATE/TIME SETTING
The three registers must be written at once.
ADDR.
WORD
PARAMETER
9105
3
Current date/time setting
Reading/writing the current date and time.
Data/time is stored in BCD format in the following address:
Address
b15
b8
b7
b0
9105
BCD Year
(00 to 99)
BCD Month
(01 to 12)
9106
BCD Day
(01 to 31)
BCD Hour
(00 to 23)
9107
BCD Minute
(00 to 59)
BCD Second
(00 to 59)
■
SENSOR SETTING
ADDR.
WORD
PARAMETER
UNIT
9393
1
Ch. 1 CT rating, Primary
1 to 20 000 : Current (A)
Factory setting : 5
Valid only for the sensor type CLSE-R5. Selected sensor’s rating is automatically set for
other types of sensors.
A
9394
1
Ch. 1 CT sensor type
0 : CLSE-R5 (*)
1 : CLSE-05
2 : CLSE-10
3 : CLSE-20
4 : CLSE-40
5 : CLSE-60
6 : Reserved
7 : Reserved
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9395
1
Low-end cutout, Current Ch. 1
0 to 999 : Rated current × 0.001 × Specified value
Factory setting : 10
%/10
9396
1
Reserved
9397
:
9400
4
Ch. 2 setting
Same as with the address 9393 through 9396
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:
:
:
9543
:
9456
1
Ch. 16 setting
Same as with the address 9393 through 9396
Ch. 9 through 16 are valid only when the R9WTU-EP8 is used.
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