Lenze MCH Series - Manual (Page 43)

13435744_EDBMH01_v13 39
15.4 SPEED POT AND PRESET SPEED CONTROL
In this example, the drive is in Keypad H/O/A mode. In HAND mode, speed is controlled
from the speed pot. In AUTO mode, speed is controlled by the selected PRESET
SPEED.
RUN / ST
OP
CIR
CUIT C
OMMON
0-10 VDC
INPUT
1 2 5A 5B 6 10A 12A RXA TXB 10B 2 13A 13B 13C 13D 14 15 2
16 17 18
FORM C
RELAY
CIR
CUIT C
OMMON
MAINTAINED
RUN/STOP
CONTACT
The TB-2 terminals are internally tied together
PRESE
T SPEED #1
PRESE
T SPEED #3
CIR
CUIT C
OMMON
PRESE
T SPEED #2
SPEED POT
(10 K)
10 VDC
SUPPL
Y
NOTES:
1.
Program the PRESETS (Parameters 1-4) to the desired values.
2. Program TB-13A to PRESET #1, TB-13B to PRESET #2, and TB-13C to PRESET
#3 (Parameters 47-49). Close any two to select PRESET #4.
3. Program HAND SOURCE (Parameter 29) to 0-10 VDC. In HAND mode, the speed
will be controlled by the speed pot.
4. Program AUTO SOURCE (Parameter 24) to SELECTED. In AUTO mode, the
speed will be controlled by the preset speeds.