
Software Manual 206
Appendix B: IODB Status Module
The IODB status module is a set of IODB registers that are reserved for system use to collect device based information and
make that information available to be polled by any head end or SCADA server appliances via Modbus based I/O transfers.
These registers are created as Anolog OUT registers as not to interfere with any on board I/O or other commonly used reg-
ister types.
Legend: Rare = 30 minutes, Sometimes = 5 minutes, Often = 30 seconds, Quickly = 5 seconds
Initial offset of 1000 and type Analog Out
System Status
Index Name Description Frequency Notes
1001 Serial Number UINT16 A First 4 digits, UINT16 Rare 16 digit field saved as 4, 4-digit numbers
1002 Serial Number UINT16 B Next 4 digits Rare
1003 Serial Number UINT16 C Next 4 digits Rare
1004 Serial Number UNIT16 D Last 4 digits Rare
1005 Serial Number UINT64 A UINT64 format Rare
16 digit field saved as a single UNT64, Little
Endian, LSB First.
1006 Serial Number UINT64 B Rare
SerialNumber = (Reg1005 + (Reg1006 * 2^16)
+ (Reg1007 * 2^32) + (Reg1008 * 2^48)
1007 Serial Number UINT64 C Rare
1008 Serial Number UINT64 D Rare
1009 Model Number 4 digit model number Rare No prefixes or suffixes
1010 Firmware Version 3 digit number Rare 417=4.17, 317=3.17
1011 Date-Year Year, 4 digit number Quickly
1012 Date-Month Month, 1-12 Quickly
1013 Date-Day Day, 1-31 Quickly
1014 Date-DayOfWeek Day, 1-7 Quickly Sunday=1
1015 Date-DayOfYear DOY, 1-365 Quickly
1016 Time-Hour Hour, 0-23 Quickly Current Time
1017 Time-Min Minute, 0-59 Quickly
1018 Time-Second Second, 0-59 Quickly
1019 Uptime-Days Days, 0-9999 Quickly Time since last reboot
1020 Uptime-Hours Hours, 0-23 Quickly
1021 Uptime-Minutes Minutes, 0-59 Quickly
1022 Uptime-Seconds Seconds, 0-59 Quickly
1061 Onboard-Temp Onboard-Temp, in C Often
1062 Onboard-VIN1 Input Voltage 1, in mV Often
1063 Onboard-VIN2 Input Voltage 2, in mV Often
1064 Onboard-VBATT Battery voltage, in mV Often
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