Parsing A Pq Event Record; Pq Event Record Binary Content Mapping; Timestamp (6B); Event Channels - Electro Industries Shark 200 Installation & Operation Manual

Here is a visual layout of the PQ Event Record definition above (with the timestamp
stripped): (NOTE: 1b = 1 byte, 2b = 2 bytes, 6b = 6 bytes)
Present States (2b)
Capture # (1b)
Worst Excursion RMS - Va Surge
Worst Excursion RMS - Vc Surge
Worst Excursion RMS - Ib Surge
Worst Excursion RMS - Va Sag
Worst Excursion RMS - Vc Sag
Sample Calibration Ia (2b)
Sample Calibration Ib (2b)
Sample Calibration Ic (2b)
unused
unused
unused
NOTE: Byte order is in MSB.

Parsing a PQ Event Record

Use the table above to parse the PQ Event Record values you need. The following is
an example binary snippet of a PQ Event Record (with a table map of the contents):
Superscript #
1
2
3
4
5
6
Electro Industries/GaugeTech
Electro Industries/GaugeTech
The Leader In Power Monitoring and Smart Grid Solutions
The Leader In Power Monitoring and Smart Grid Solutions
PQ Event Record Definition 2
Size: 52 bytes

Timestamp (6b)

Flags (1b)
unused
unused
unused

PQ Event Record Binary Content Mapping

Content
timestamp
present states

event channels

capture number
flags
event cycle tag
B: Modbus Map and Retrieving Logs
Event Channels (2b)
Event Cycle Tag (2b)
Worst Excursion RMS - Vb Surge
Worst Excursion RMS - Ia Surge
Worst Excursion RMS - Ic Surge
Worst Excursion RMS - Vb Sag
Sample Calibration Va (2b)
Sample Calibration Vb (2b)
Sample Calibration Vc (2b)
unused unused
unused unused
unused unused
unused unused
Superscript #
13 Va sag
14 Vb sag
15 Vc sag
16 Va calibration
17 Ia calibration
18 Vb calibration
#
Doc E149701
Content
B-59