Comm. And Options; General Settings; Control Site; Control Source - Danfoss VLT Programming Manual

3 Parameter Description

3.9 Main Menu - Communications and Options - Group 8

3.9.1 8-** Comm. and Options

Parameter group for configuring communications and options.
3

3.9.2 8-0* General Settings

General settings for communications and options.

8-01 Control Site

Option:
[0] * Digital and ctrl.word
[1] Digital only
[2] Controlword only

8-02 Control Source

Option:
[0] None
[1] FC Port
[2] USB Port
[3] * Option A
[4] Option B
[5] Option C0
[6] Option C1
[30] External Can
NB!
This parameter cannot be adjusted while the motor is running.
8-03 Control Timeout Time
Range:
Application [1.0 - 18000.0 s]
dependent*
102
Function:
The setting in this parameter overrides the settings in par. 8-50
Reference Select
.
Control by using both digital input and control word.
Control by using digital inputs only.
Control by using control word only.
Function:
Select the source of the control word: one of two serial interfaces or four installed options. During
initial power-up, the frequency converter automatically sets this parameter to
detects a valid fieldbus option installed in slot A. If the option is removed, the frequency converter
detects a change in the configuration, sets par. 8-02
Port
, and the frequency converter then trips. If an option is installed after initial power-up, the
Control Source
setting of par. 8-02 will not change but the frequency converter will trip and display:
Option Changed
Alarm 67 .
Function:
Enter the maximum time expected to pass between the reception of two consecutive telegrams. If
this time is exceeded, it indicates that the serial communication has stopped. The function selected
Control Timeout Function Control Time-out Function
in par. 8-04
In BACnet the control timeout is only triggered if some specific objects are written. The object list
hold information on the objects that triggers the control timeout:
Analog Outputs
MG.11.C9.02 - VLT ® is a registered Danfoss trademark
®
VLT HVAC Drive Programming Guide
Coasting Select to par. 8-56
Option A
Control Source back to default setting
will then be carried out.
Preset
[3] if it
FC