Vaisala Indigo 202, Руководство пользователя

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Appendix A. Modbus
Reference
A.1 Function Codes
Table 13 Supported Function Codes
Function Code (Decimal) Function Code (Hexadecimal) Name
03 03
hex
Read Holding Registers
16 10
hex
Write Multiple Registers
43 / 14 2B
hex
/ 0E
hex
Read Device Identification
A.1.1 Device Identification Objects
Table 14 Device Identification Objects
Object Id
(decimal)
Object Id
(hexadecimal) Object Name Example Contents
0 00
hex
VendorName “Vaisala”
1 01
hex
ProductCode Indigo 202
2 02
hex
MajorMinorVersion Software version (for example “1.2.3”)
3 03
hex
VendorUrl “http://www.vaisala.com/”
4 04
hex
ProductName Indigo 202 Digital Transmitter
128 80
hex
SerialNumber Serial number of the device (for example
“K0710040”)
129 81
hex
Calibration date Date of the factory calibration
130 82
hex
Calibration text Information text of the factory calibration
A.2 Indigo Status Registers
The following table describes the status information provided in Indigo status registers
(transmitter, probe, and relay statuses). For more details on the high-level transmitter and
probe statuses reported in register E000
hex
, see Notification and Error Bits .
Appendix A – Modbus Reference
65