ICP DAS USA I-7021 User Manual page 165

Address Description
40492 Host watchdog timeout count, write 0
to clear
40494 Slew rate
00257 Protocol, 0: DCON, 1: Modbus RTU R/W
00260 Modbus host watchdog mode
0: same as I-7000
1: can use AO and DO command to
clear host watchdog timeout status
00261 1: enable, 0: disable host watchdog
00269 Modbus data format, 0: hex, 1:
engineering
00270 Host watch dog timeout status, write 1
to clear host watch dog timeout status
00272 Write 1 to load factory default
calibration parameters. for firmware
version A3.0 and later
00273 Reset status, 1: first read after
powered on, 0: not the first read after
powered on
Output Types
Type Code Output Range
30
31
32
33
34
35
I-7021/22/24, M-7022/24/28 User Manual, Rev: B2.3
Data Format
Engineering
0 ~ 20 mA
Hexadecimal
Engineering
4 ~ 20 mA
Hexadecimal
Engineering
0 ~ 10 V
Hexadecimal
Engineering
-10 ~ 10 V
Hexadecimal
Engineering
0 ~ 5 V
Hexadecimal
Engineering
-5 ~ 5 V
Hexadecimal
Attribute
R/W
R/W
R/W
R/W
R/W
R/W
W
R
Max Min
20000 0
3FFFh 0000h
20000 4000
3FFFh 0000h
10000 0
3FFFh 0000h
10000 -10000
3FFFh C000h
5000 0
3FFFh 0000h
5000 -5000
3FFFh C000h
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