Danfoss vlt FC 102 Programming Guide

8-03 Control Timeout Time
Range: Function:
is exceeded, it indicates that the
serial communication has stopped.
The function selected in
parameter 8-04 Control Timeout
Function is then carried out. A valid
control word triggers the timeout
counter. The minimum value that
can be set depends on the actual
frequency converter used.
The object list holds information on
the objects that triggers the control
timeout:
•
Analog outputs
•
Binary outputs
•
AV0
•
AV1
•
AV2
•
AV4
•
BV1
•
BV2
•
BV3
•
BV4
•
BV5
•
Multistate outputs
8-04 Control Timeout Function
Select the timeout function. The timeout function is activated
when the control word fails to be updated within the time
period specied in parameter 8-03 Control Timeout Time. [20] N2
Override Release only appears after setting the Metasys N2
protocol.
To change the set-up after a timeout, congure as follows:
1. Set parameter 0-10 Active Set-up to [9] Multi set-up.
2. Select the relevant link in parameter 0-12 This Set-up
Linked to.
Option: Function:
[0] * O Resumes control via eldbus
(eldbus or standard), using the
most recent control word.
[1] Freeze output Freezes output frequency until
communication resumes.
[2] Stop Stops with auto restart when
communication resumes.
[3] Jogging Runs the motor at jog frequency
until communication resumes.
[4] Max. speed Runs the motor at maximum
frequency until communication
resumes.
8-04 Control Timeout Function
Select the timeout function. The timeout function is activated
when the control word fails to be updated within the time
period specied in parameter 8-03 Control Timeout Time. [20] N2
Override Release only appears after setting the Metasys N2
protocol.
To change the set-up after a timeout, congure as follows:
1. Set parameter 0-10 Active Set-up to [9] Multi set-up.
2. Select the relevant link in parameter 0-12 This Set-up
Linked to.
Option: Function:
[5] Stop and trip Stops the motor, then resets the
frequency converter to restart via:
•
Fieldbus.
•
[Reset].
•
Digital input.
[7] Select setup 1 Changes the set-up after a control
word timeout. If communication
resumes after a timeout,
parameter 8-05 End-of-Timeout
Function either resumes the set-up
used before the timeout, or retains
the set-up endorsed by the timeout
function.
[8] Select setup 2 See [7] Select set-up 1.
[9] Select setup 3 See [7] Select set-up 1.
[10] Select setup 4 See [7] Select set-up 1.
[20] N2 Override
Release
[27] Forced stop
and trip
8-05 End-of-Timeout Function
Select the action after receiving a valid control word following a
timeout.
This parameter is active only when parameter 8-04 Control
Timeout Function is set to:
•
[7] Set-up 1.
•
[8] Set-up 2.
•
[9] Set-up 3.
•
[10] Set-up 4.
Option: Function:
[0] Hold set-up Retains the set-up selected in
parameter 8-04 Control Timeout
Function and shows a warning until
parameter 8-06 Reset Control
Timeout toggles. Then the
frequency converter resumes its
original set-up.
Parameter Descriptions
VLT
®
HVAC Drive FC 102
114 Danfoss A/S © 10/2019 All rights reserved. M0010001
33

Danfoss vlt FC 102 Specifications

General

Brand	Danfoss
Model	vlt FC 102
Category	DC Drives
Language	English