Danfoss VLT 5000 Operating Instructions Manual page 25

928 Control authority
(PROCESS CONTROL)
Value:
Without DeviceNet (DISABLE)
With DeviceNet (ENABLE)
Function:
The process control (adjustment of control word and
speed reference value and of the following variable
PCD) can be blocked. Control through the control card
terminals is still possible via the terminals, depending on
how the parameters 502-508 have been set. Access
through the standard RS 485 is also still possible.
NB!:
When parameters 927 and 928 are deactivated,
the "Warning 34" in the display of the VLT
will also be suppressed.
Description of choice:
- Without DeviceNet: Process control through
the DeviceNet is not active.
- With DeviceNet: Process control through
the DeviceNet is active
NB!:
The motor may start without advance warning
when parameter 928 is being changed and
start commands are present.
953 Warning messages
(WARNING PARAM.)
Value:
Read only (16 bit binary code)
No control panel access
Function:
A bit is assigned to every warning (see the following list)
= factory setting. () = display text [] = value for use in communication via serial communication port
24
®
VLT 5000/ 5000 FLUX/ 6000 HVAC/
8000 AQUA DeviceNet
Bit In the following cases, bit is = "1"
0 LSB Connection to the master is not OK
1
2 FDL (field bus data security layer)
[ 0]
is not OK
[1 ]
3 Command to erase data received
4 Current value not updated
5 FIFO overflow of the spontaneous
messages
6 DeviceNet ASIC does not transmit
7 Initialization of the DeviceNet option
is not OK
8 Not used
9 Not used
10 Not used
11 Not used
12 Not used
13 Not used
14 Not used
15 MSB Not used
967 Control Word
(CONTROL WORD)
Value:
16 bit binary code
Function:
Parameter 967 is dedicated to sending a control word
to the VLT frequency converter when using explicit
message. This parameter is not available via LCP.
968 Status Word
(STATUS WORD)
Value:
Read only (16 bit binary code)
Function:
Parameter 968 is dedicated to read the status word
from the VLT frequency converter when using explicit
message. This parameter is not available via LCP.
970 Parameter setup selection
(EDIT SETUP SELECT)
Value:
Factory setting ()
Parameter setup 1 (SETUP 1)
Parameter setup 2 (SETUP 2)
Parameter setup 3 (SETUP 3)
Parameter setup 4 (SETUP 4)
MG.50.H4.02 - VLT is a registered Danfoss trademark
[0]
[ 1]
[ 2]
[ 3]
[ 4]