Table of Contents
Advertisement
FC 300 Interbus Operating Instructions
Bit 08, Jog:
Bit 08 = '1' causes the output frequency to be determined by par. 3-19
Jog Speed
.
Bit 09, Selection of ramp 1/2:
Bit 09 = "0" means that ramp 1 is active (par. 3-40 to 3-47).
Bit 09 = "1" means that ramp 2 (par. 3-50 to 3-57) is active.
Bit 10, Data not valid/Data valid:
Is used to tell the frequency converter whether the control word is to be
used or ignored.
Bit 10 = '0' causes the control word to be ignored,
Bit 10 = '1' causes the control word to be used.
This function is relevant, because the control word is always contained in
the telegram, regardless of which type of telegram is used, i.e. it is pos-
sible to turn off the control word if you do not wish to use it in connection
with updating or reading parameters.
Bit 11, Relay 01:
Bit 11 = "0" Relay not activated.
Bit 11 = "1" Relay 01 activated, provided
Function Relay
chosen in par. 5-40
.
Bit 12, Relay 04:
Bit 12 = "0" Relay 04 has not been activated.
Bit 12 = "1" Relay 04 has been activated, provided
Function Relay
has been chosen in par. 5-40
Bit 13/14, Selection of set-up:
Bits 13 and 14 are used to choose from the four menu set-ups according
to the following table:
Setup
Bit 14
1
0
2
0
3
1
4
1
Multi-Set-ups
The function is only possible when
Active Set-up
.
NB!
In par. 8-55
Set-up Select
how Bit 13/14 gates with the corresponding function
on the digital inputs.
Bit 15 Reverse:
Bit 15 = '0' causes no reversing.
Bit 15 = '1' causes reversing.
Note: In the factory setting reversing is set to
ing Select
.
Ser. communication
Bit 15 causes reversing only when
and
is selected.
Control word bit 11
has been
Control word bit 12
.
Bit 13
0
1
0
1
is selected in par. 0-10
a selection is made to define
digital
Revers-
in par. 8-54
Logic or
Logic
,
or
MG.33.H3.02 - VLT is a registered Danfoss trademark
5. How to Control the FC 300
5
27
Advertisement
Table of Contents
