C-3. DL-303 Modbus Address Mappings (Base 1)
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Address Description
Attribute
40886
Starting second when logging in period mode, 0 ~ 59
R/W
40887
Ending year when logging in period mode, 2000 ~ 2159
R/W
40888
Ending month when logging in period mode, 1 ~ 12
R/W
40889
Ending date when logging in period mode, 1 ~ 31
R/W
40890
Ending hour when logging in period mode, 0 ~ 23
R/W
40891
Ending minute when logging in period mode, 0 ~ 59
R/W
40892
Ending second when logging in period mode, 0 ~ 59
R/W
450302
Saves or shows message, by Modbus function 16 only.
Refer to Q12 in section FAQ (page 75) for more information.
W
00001
Digital output value of channel 0
R/W
00129
Safe value of digital output channel 0
R/W
00161
Power on value of digital output channel 0
R/W
00227
Write 1 to reload default TCP settings
Only for Modbus TCP protocol
W
00234
Write 1 to reboot module
Only for Modbus TCP protocol
W
00257
RS-485 Protocol, 0: DCON, 1: Modbus RTU
Only for Modbus RTU protocol
R/W
Address Description
Attribute
00260
Modbus RTU host watchdog mode
0: same as I-7000
1: can use AO and DO command to clear host watchdog timeout
status
Only for Modbus RTU protocol
R/W
00261
RS-485 host watchdog mode, 1: enable, 0: disable.
Only for Modbus RTU protocol
R/W
00262
Write 1 to play notification sound
W
00270
Host watch dog timeout status, write 1 to clear host watch dog
timeout status
Only for Modbus RTU protocol
R/W
00273
Reset status, 1: first read after powered on, 0: not the first read
after powered on
R
00280
Write 1 to clear all high latched analog input values
W
00281
Write 1 to clear all low latched analog input values
W