Alarm Descriptions; Parameters; Parameter List; Parameter Description - Trane LonWorks



TR1 Series VFD Installation And Operation Manual

Alarm
Alarm numbers and descriptions that
Descriptions correspond to nvoAlarmWord bit numbers are
shown in the table below. See the TR1 Series
Parameter
List
PNU

Parameter Description

803 Bus time out
804 Bus time out function
805 Bit 10 function
927 Parameter edit
928 Process control
970 Edit setup
971 Store data values
In addition to the parameters listed above, the
drive's control terminals issue digital inputs that
control functions similar to those provided by
nviStartStop,
nviControlWord. Parameters 503, 504, 505,
506, 507 and 508 determine how the drive
Parameter
Descriptions
03
Selection:
Bus time out
1 - 99 sec
Function:
Sets the duration for the bus time out function.
If the set time passes without the drive
receiving a LonWorks message addressed to
30
Bit number Alarm number
02 22
03 18
04 17
05 16
06 15
07 14
08 13
09 12
10 11
11 10
12 9
13 *8
14 **7
15 4
*
also bit 10 of nvoWarning 1
**
also bit 11 of nvoWarning 1
Default Value
no function
Bit 10 = > CTW ACT
Active Setup
nviResetFault,
★ 1 sec
✭ I
ndicates factory default setting.
VFD Installation and Operation Manual for more
details.
Alarm Description
AMA failed
HPFB timeout
Serial communication timeout
Short circuit
Switch m ode fault
Ground fault
Overcurrent
Current limit
Motor thermistor
Motor overtemperature
Inverter overload
Undervoltage
Overvoltage
Mains failure
Range
1 sec 1 - 99 sec.
Enable
Enable
no action
responds to commands for coasting stop, DC
brake, start, reverse, setup select and preset
reference select. See Network Drive Control
and Input in this manual and the TR1 Series VFD
Installation and Operation Manual for more
information.
it, the drive will take the action specified in
parameter 804, Bus Time Out Function.
After time out counter is reset it
must be triggered by valid control
word before new time out can be
activated.
Conversion Data
Index Type
0 3
0 3
0 6
0 6
0 6
0 5
0 5
NOTE