vi
Curtis 1244 Manual, Rev. E
FIGURES
. 1: Curtis 1244 electronic motor controller ...................................1
. 2: Mounting dimensions, Curtis 1244 controller ........................4
. 3: Standard wiring configuration .................................................. 8
. 4: Wiring for 5kΩ–0 throttle (“Type 1”) .................................... 11
. 5: Wiring for wigwag throttle,
using the 5kΩ–0 throttle input (“Type 1”) ............................. 11
. 6: Wiring for 0–5V throttle (“Type 2”) ......................................12
. 7: Wiring for 3-wire potentiometer throttle (“Type 2”) ..............13
. 8: Wiring for current source throttle (“Type 2”) ......................... 13
. 9: Wiring for Curtis ET-XXX electronic throttle (“Type 2”) ......14
. 10: Wiring for 0–5kΩ throttle (“Type 3”) .................................... 15
. 11: Wiring for fault outputs .........................................................16
. 12: Wiring for main and auxiliary contactor coils when using
the interlock and dropout delay features ................................. 18
. 13: Wiring for emergency reverse
(applicable to walkie vehicles only) ......................................... 20
. 14: Eect of adjusting the neutral deadband parameter .........30, 31
. 15: Eect of adjusting the throttle max parameter ................. 32, 33
. 16: rottle maps for controller with maximum speed set
at 100% and creep speed set at 0 ........................................... 34
. 17: rottle maps for controller with maximum speed set
at 80% and creep speed set at 10% .......................................35
. 18: Inuence of various parameters on controller output
response to throttle demand ..................................................35
. 19: Field current relative to armature current,
with field map parameter set at 50% and 20% ......................40
TABLES
1: Voltages at throttle wiper input ............................................ 10
2: Mode selection ..................................................................... 22
3: Programmable throttle types ................................................. 29
4: Fault categories .................................................................... 43
5: Troubleshooting chart .......................................................... 73
6: Status LED fault codes ........................................................ 74
7: Fault category codes ............................................................ 75
C-1: Specifications, 1244 controller ....................................... C-1
FIGURES / TABLES
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