Eaton IQ 150S, User & Installation Manual

Page: 174 / 234

IM02601006E www.eaton.com B-20
IQ 150S/250S B: Modbus Map
B.5.4.4: Log Retrieval Example
The following example illustrates a log retrieval session. The example makes the following
assumptions:
• Log Retrieved is Historical Log 1 (Log Index 2).
• Auto-Incrementing is used.
• Function Code 0x23 is not used (Repeat Count of 1).
• The Log contains Volts-AN, Volts-BN, Volts-CN (12 bytes).
• 100 Records are available (0-99).
• COM Port 2 (RS485) is being used (see Log Availability).
• There are no Errors.
• Retrieval is starting at Record Index 0 (oldest record).
• Protocol used is Modbus RTU. The checksum is left off for simplicity.
• The IQ 250S meter is at device address 1.
• No new records are recorded to the log during the log retrieval process.