Danfoss VLT FC 102 Programming Manual page 152

Programming Guide | VLT® HVAC Drive FC 102
Table 26: Digital Inputs, Function Descriptions - 3
Option
[22] Speed down
[23] Set-up select bit 0
[24] Set-up select bit 1
[30] Counter input
[32] Pulse input
[34] Ramp bit 0
[36] Mains failure inverse
Table 27: Preset Ramp Bit
Preset ramp bit
Ramp 1
Ramp 2
Ramp 3
Ramp 4
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Function
Same as [21] Speed up.
Select [23] Set-up select bit 0 or select [24] Set-up select bit 1 to
select 1 of the 4 setups. Set parameter 0-10 Active Set-up to [9]
Multi set-up.
(Default digital input 32): Same as [23] Set-up select bit 0.
Precise stop function in parameter 1-83 Precise Stop Function
acts as counter stop or speed-compensated counter stop with
or without reset. Set the counter value in parameter 1-84 Precise
Stop Counter Value.
Select this option when using a pulse sequence as either refer-
ence or feedback. Scaling is done in parameter group 5-5* Pulse
Input.
Enables a selection between 1 of the 4 ramps available according
to Table
Activates the function selected in parameter 14-10 Mains Failure.
Mains failure is active in the logic 0 situation.
1
0
0
1
1
27.
0
0
1
0
1
AU430028034214en-001901 / 130R0310
Parameter Descriptions