Signals And Signal Management - ABB Relion 670 series Engineering Manual

1MRK511240-UEN B
5.1.3
670 series
Engineering Manual
Mandatory signals must be connected.
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IEC08000258 V1 EN
Figure 28: ACT: Function block overview
1 Connection(s)
2 User defined function block name
3 Function block, selected (red)
4 Mandatory signal (indicated by a red triangle if not connected)
5 Function block name
6 Function block, locked (red)
7 ANSI symbol
8 Inverted output
9 Hardware, binary output channel
10 Hardware, analog input channel
11 User defined signal name
12 Hardware, binary input channel
13 Execution order
14 Cycle time
15 Instance number
16 Inverted input
17 Signal description note

Signals and signal management

A function block has set of input and output signals. The placement of the signals
for a function block is from left to right. Input signals are placed on the left side
and output signals are placed on the right side.
Protection and control engineering
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IEC08000258.vsd
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