Eaton IQ 150S, User & Installation Manual

Page: 165 / 234

IM02601006E www.eaton.com B-11
IQ 150S/250S B: Modbus Map
• Last Timestamp: Timestamp of the newest record.
Log Retrieval Block:
The Log Retrieval Block is the main interface for retrieving logs. It is comprised of 2 parts: the
header and the window. The header is used to program the particular data the meter presents
when a log window is requested. The window is a sliding block of data that can be used to access
any record in the specified log.
Session Com Port
: The IQ 250S meter's Com Port which is currently retrieving logs. Only one
Com Port can retrieve logs at any one time.
Registers: 0xC34E - 0xC34E
Size: 1 register
0 No Session Active
1 (Not used by the IQ 250S)
2 COM2 (RS485)
To get the current Com Port, see the NOTE on querying the port, on the previous page.