Siemens simatic et200sp User Manual

Energy counters
7.4 Resetting energy counters and overflow counters
Analog input module AI Energy Meter 480VAC ST (6ES7134-6PA20-0BD0)
Manual, 12/2015, A5E36061895-AA
49
Procedure at module version with 12 bytes of output data
1. Set the category of the energy counters (active, reactive, apparent energy) to 1 in Control
byte 2 via Bit 0 to 2 (in Byte 1, 6, 8 or 10 of the output data).
2. Set the reset bit (Bit 7) in Control byte 1 from 0 to 1 through an edge change (in Byte 2, 7,
9 or 11 of the output data).
Image 7-3 Resetting the energy counters at module version with 12 bytes of output data
Procedure at module version with 2 bytes of output data
Set the reset bit (Bit 7) in Control byte 1 from 0 to 1 through an edge change.
Image 7-4 Resetting the energy counters at module version with 2 bytes of output data
Start values
After the reset the energy counters count with the specified start values (default = 0). You
can change the start values for the energy counters via data record DS 143, see section
Resetting energy counters and overflow counters via data record DS 143 (Page 50).

Siemens simatic et200sp Specifications

General

Category	I/O Systems
Power Supply	24 V DC
Protection Rating	IP20
Number of Modules	Up to 64 modules
Mounting	DIN Rail
Communication Protocols	PROFINET, PROFIBUS
Storage Temperature	-40 °C to +70 °C
Digital Inputs	Yes (depending on module)
Digital Outputs	Yes (depending on module)
Analog Inputs	Yes (depending on module)
Analog Outputs	Yes (depending on module)
Modularity	Modular
Relative Humidity	5 to 95% (non-condensing)
Weight	Varies by configuration
System Type	Distributed I/O