Parameters - Danfoss VLT MCA 121 EtherNet/IP Manual

MCA 121 EtherNet/IP

6 Parameters

6.1 Parameter Group 8-**
8-01 Control Site
Option:
[0] * Digital and ctrl.word
[1] Digital only
[2] Controlword only
8-02 Control Word Source
Select the source of the control word: one of two serial interfaces or four installed options. During initial power-up, the frequency converter automatically
Option A
sets this parameter to [3] if it 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
is installed after initial power-up, the setting of par.8-02
Option Changed
67 .
This parameter cannot be adjusted while the motor is running.
Option:
[0] None
[1] FC RS485
[2] FC USB
[3] * Option A
[4] Option B
[5] Option C0
[6] Option C1
8-03 Control Word Timeout Time
Range:
1.0 s* [0.1 - 18000.0 s]
8-04 Control Word Timeout Function
Select the time-out function. The time-out function activates when the control word fails to be updated within the time period specified in par.
8-03 Control Word Timeout Time .
Option:
[0] * Off
[1] Freeze output
[2] Stop
[3] Jogging
[4] Max. speed
[5] Stop and trip
[7] Select setup 1
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.
Control Word Source
back to default setting
Control Word Source
will not change but the frequency converter will trip and display: Alarm
Function:
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 Word Timeout Function
in par.8-04
by a valid control word.
Function:
Resumes control via serial bus (Fieldbus or standard) using the most recent control word.
Freezes output frequency until communication resumes.
Stops with auto restart when communication resumes.
Runs the motor at JOG frequency until communication resumes.
Runs the motor at maximum frequency until communication resumes.
Stops the motor, then resets the frequency converter in order to restart: via the fieldbus, via the
reset button on the LCP or via a digital input.
Changes the set-up upon reestablishment of communication following a control word time-out. If
communication resumes causing the time-out situation to disappear, par.8-05
®
MG.90.J2.02 - VLT is a registered Danfoss trademark
Coasting Select
FC
RS485, and the frequency converter then trips. If an option
will then be carried out. The time-out counter is triggered
6 Parameters
to par.8-56 Preset
6
End-of-Timeout
31