Digital Inputs - Siemens SIMEAS Q80 7KG8080 Betriebsanleitung

10.2.2 Current measurement inputs
Current measurement connection
scheme
The technical data of the
Note

10.2.3 Digital inputs

SIMEAS Q80 7KG8080 has four current measurement inputs I1..I4.
In order to perform current measurements with the correct sign, the current
conductors must be connected such that the current flows into either the 1A or
5A input ( ), depending on the maximum current magnitude, and flows out at
the common output ( ).
current inputs of SIMEAS Q80 7KG8080
· Never use the connection for 1 A and 5 A at the same time!
· The connection terminals are designed for connection of only one cable.
SIMEAS Q80 7KG8080 has four digital inputs which are electrically isolated from
the measurement system.
For the switching level and appropriate cable cross-sections, please see the
technical specs
Digital input connection scheme for a 230V voltage
Connections and Conditioning
.
67
for the digital inputs.
68
Power Quality Recorder SIMEAS Q80 7KG8080, Operating instruction
E50417-B1074-C419-A1, Release 07.05.2010
E-33