Rockwell Automation 1397 DC Drive Firmware 2.xx User Manual
Page 177

5–67
Programming Parameters
Publication 1397-5.0 — June, 2001
DIAGNOSTICS
[J20 Fld Loss Det] — P.184
Indicates the position of hardware jumper
Field Loss Detect, which enables or disables
field current loss detection. This jumper is
only read on powerup.
This jumper is not used if a field current
regulator is installed.
Display/Drive Units:
Numeric/Text
Parameter Range:
0 = Enabled
1 = Disabled
Parameter Type:
Tunable
Group:
Diagnostics
Factory Default:
0
Minimum Value:
0
Maximum Value:
1
ATTENTION: Disabling field loss detection can allow the motor to run
with no or low field voltage which can result in high motor speed.
Failure to observe this precaution could result in severe bodily injury or
loss of life.
!
[J21 Field Supply ] — P.185
Indicates the position of hardware jumper
Field Supply Jumper, which must be set
according to the jumper of the Enhanced
Field Supply — positions A-C or B-C.
Display/Drive Units:
Numeric/Text
Parameter Range:
0 = B-C
1 = A-C
Group:
Diagnostics
Factory Default:
0
Minimum Value:
0
Maximum Value:
1
This jumper only applies to the Enhanced Field Supply and does not effect the operation of the standard or current regulator field supplies. This
jumper is only read on power-up.
This parameter is not available if a Field Regulator Supply Kit is installed.
[Power Unit Type] — P.186
Indicates if the drives employs an S6R
(regenerative) or an S6 (non-regenerative)
power unit. If the power unit type is S6
(non-regenerative), [Neg Current Lim] will be
automatically fixed to 0, and [Reverse Disable]
fixed to On (preventing reverse direction).
Display/Drive Units:
Numeric/Text
Parameter Range:
0 = S6R (Regen)
1 = S6 (Non–Rgn)
Group:
Diagnostics
Read Only
Factory Default:
0
Minimum Value:
0
Maximum Value:
1