The BLOCK input will block only the signals in monitoring direction (the position
information), not the commands via IEC 60870-5-103. The SELECT input is used to
indicate that the monitored apparatus has been selected (in a select-before-operate
type of control)
10.14.2 Function block
IEC10000286-1-en.vsd
I103POSCMD
BLOCK
POSITION
SELECT
IEC10000286 V1 EN
Figure 162: I103POSCMD function block
10.14.3 Signals
Table 254: I103POSCMD Input signals
Name Type Default Description
BLOCK BOOLEAN 0 Block of command
POSITION INTEGER 0 Position of controllable object
SELECT BOOLEAN 0 Select of controllable object
10.14.4 Settings
Table 255: I103POSCMD Non group settings (basic)
Name
Values (Range) Unit Step Default Description
FunctionType 1 - 255 - 1 1 Fucntion type (1-255)
InfNo 160 - 196 - 4 160 Information number for command output
(1-255)
1MRK 511 287-UEN A Section 10
Control
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Technical manual