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B - 16
B: Modbus Map and Retrieving Logs
Electro
Industries/GaugeTech
The Leader In Power Monitoring and Smart Grid Solutions
Electro
Industries/GaugeTech
The Leader In Power Monitoring and Smart Grid Solutions
In the Shark® 200S meter, when the last register in the data window is read, the
record index is incremented by the Records per Window.
B.5.4.2: Modbus Function Code 0x23
QUERY
Field Name
Example (Hex)
Slave Address
01
Function
23
Starting Address Hi
C3
Starting Address Lo
51
# Points Hi
00
# Points Lo
7D
Repeat Count
04
RESPONSE
Field Name
Example (Hex)
Slave Address
01
Function
23
# Bytes Hi
03
# Bytes Lo
E0
Data
...
Function Code 0x23 is a user defined Modbus function code, which has a format simi-
lar to Function Code 0x03, except for the inclusion of a "repeat count." The repeat
count (RC) is used to indicate that the same N registers should be read RC number of
times. (See the Number of Repeats bullet on page B-14.)
Summary of Contents for Shark 200S
Page 1: ...S h a r k 200S ...