Start-Up; Led Behaviour - Danfoss MCA 194 Operating Instructions Manual

Commissioning

4.1.3 Start-up

After setting the station address from VLT
AutomationDrive, cycle power on the frequency converter
to activate the new address. The master/PLC now
recognises the frequency converter as VLT
green NS LED on the MCA 194 option indicates that
4 4

4.2 LED Behaviour

The option has 2 bi-coloured LEDs, as shown in Table 4.2. The status of the LEDs is shown in Table 4.3 and Table 4.4.
LED label
NS
MS
Table 4.2 Bi Coloured LEDs
State
No Power
Device
operational
Standby
Minor fault
Unrecoverable
fault
Self test
Table 4.3 LED: Module Status (MS)
State
No Power/Not on-
line
On-line, not
connected
On-line and
connected
Connection time-
out
Critical link failure Red
Table 4.4 LED: Network Status (NS)
NOTICE
The LED status patterns of the MCA 194 are not compatible with the patterns of the VLT
12
Operating Instructions
®
5000 to VLT
®
5000. A solid
Description
Network Status
Module Status ( DP-V1 communication)
Bi-colour LED
Off
Green
Green
Red
Red
Green
Red
Bi-colour LED
Off
Green
Green
Red
Danfoss A/S © Rev. 2014-03-06 All rights reserved.
communication between the master and the frequency
converter is established. If the NS LED flashes, the
master/PLC has not recognised the frequency converter.
®
For more information, refer to chapter 6.1 Step-by-step
Troubleshooting.
Status
There is no power applied to the option
The DeviceNet option is operating in
normal condition.
The DeviceNet option needs commis-
sioning due to configuration missing,
incomplete or incorrect.
Recoverable fault.
Unrecoverable fault, may need
replacing.
The DeviceNet option is in Self-test
mode.
Status
The option has not completed
"Duplicate MAC ID" test yet or may not
be powered.
The option is on-line, but not allocated
to a master.
The DeviceNet option is on-line and
connected to a master.
One or more I/O connections are in
time-out state.
®
5000 DeviceNet LEDs.
MG37E102