Lenze TCF Series - Manual (Page 28)

11 .5 SPEED POT AND PRESET SPEED CONTROL
This wiring diagram illustrates SPEED POT and/or PRESET SPEED control with a two-wire
start/stop circuit .
MAINTAINED
RUN FORWARD
CONTACT
SIGNAL
COMMON
0-10
VDC
INPUT
DIGITAL
INPUT
REFERENCE
RUN
FORWARD
PRESET
SPEED
SELECT
1 2 5 6 14 TXA TXB 4 13A 13B 13C 4 13D 25 11 15 30 2
DIGITAL
INPUT
REFERENCE
PRESET
SPEED
SELECT
PRESET
SPEED
SELECT
10
VDC
SUPPLY
SPEED POT
(2 .5k - 10 kΩ)
NOTES
• Program the PRESET SPEEDS (Parameters 31-37) to the desired
values .
• Program TB-13A (Parameter 10) to PRESET SPEED #1 (04), TB-13B
(Parameter 11) to PRESET SPEED #2 (04), and TB-13C (Parameter
12) to PRESET SPEED #3 (04) . To select a preset speed, close the
appropriate TB-13 terminal(s) to TB-4 (refer to Parameters 31-37 for the
Preset Speed Activation table) .
• For speed pot control, program Parameter 05 - STANDARD REFERENCE
SOURCE for 0-10 VDC (03) . If none of the preset speeds are selected (all
of the TB-13 terminals are open), the drive will respond to the speed pot .
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