11.1 Control via contacts/remote contacts
In operation mode “Control via contacts" or “Control via remote contacts” (Parameter
Local/Remote
412
= 0 or 2), the frequency inverter is controlled directly via digital
inputs S1IND (STOA and STOB), S2IND through EM
-
S3IND or via the individual bits of
the virtual digital signals in the control word. The function of these inputs is described
in the frequ
ency inverter user manual.
Control word (
Local/Remote
412 = 2)
0
-S1IND
-S2IND
-S3IND
The digital inputs set via the control word can be monitored using parameter Digital
I
nputs 250. Digital input S1IND will only be displayed if controller release is switched
and the control word (Bit 0) was set. If the data set switching
function is used, please ensure that Parameter
Local/Remote 412 is set to “2 – Con-
trol via remote contacts” is set in all data sets used.
64
ACU
Modbus/TCP 10/13