Danfoss VLT FC 51 Series User Manual

4.7. Parameter Group 6: Analogue In/Out
4.7.1. 6-** Analog In/Out
Parameter group for configuring analog inputs and outputs.
4.7.2. 6-0* Analog I/O Mode
Parameter group for setting up the analog I/O configuration.
6-00 Live Zero Timeout Time
Range: Function:
The Live Zero function is used for monitoring the signal on an
analog input. If the signal disappears, a
Live Zero warning is
reported.
10 s [1 - 99 s] Set delay time before
Live Zero Timeout Function is applied (par.
6-01).
If the signal reappears during the set delay, timer will be reset.
When live zero is detected, the frequency converter freezes
output frequency and starts
Live Zero Timeout timer.
6-01 Live Zero Timeout Function
Option: Function:
Function is activated if input signal is below 50% of value set in
parameters 6-10, 6-12 or 6-22.
[0]
*
Off Function is disabled.
[1] Freeze output Output frequency remains at value it had when live zero was
detected.
[2] Stop Frequency converter ramps down to 0 Hz. Remove live zero er-
ror condition before restarting frequency converter.
[3] Jogging Frequency converter ramps to jog speed, see par. 3-41.
[4] Max Speed Frequency converter ramps to Motor Speed High Limit, see par.
4-14.
[5] Stop and Trip Frequency converter ramps down to 0 Hz and then trips. Re-
move live zero condition and activate reset before restarting the
frequency converter.
4.7.3. 6-1* Analog Input 1
Parameters for configuring scaling and limits for analog input 1 (terminal 53).
NB!
Micro switch 4 in position U:
Parameters 6-10 and 6-11 are active.
Micro switch in position I:
Parameters 6-12 and 6-13 are active.
4. Parameter Descriptions VLT Micro Drive FC 51
44 MG.02.C2.02 - VLT
®
is a registered Danfoss trademark
4

Danfoss VLT FC 51 Series Specifications

General

Brand	Danfoss
Model	VLT FC 51 Series
Category	DC Drives
Language	English