Configuration, Only series “hvac – Lenze 8200 Frequency inverters User Manual
Page 182
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Configuration
8200SHB0199
7-45
Only series “HVAC”:
Level inversion
The function “Motor potentiometer” can be influenced through level inversion.
Example
-
C114 = -3-
- Terminals E1 and E2 are level inverted. The function “Motor potentiometer” is then activated
according to the following table:
Function
E1
E2
Setpoint = 0 Hz (T
iQSP
, C105)
1)
HIGH
HIGH
Reduce setpoint until f
dmin
(T
if
, C013)
2)
LOW
HIGH
Increase setpoint until f
dmax
(T
ir
, C012)
HIGH
LOW
Setpoint remains constant
LOW
LOW
1)
HIGH level at terminals E1 and E2 reduce the setpoint via the QSP ramp (C105) until
f
d
= 0 Hz.
2)
Only possible, if the setpoint has exceeded f
dmin
before.
Activation of the function “Motor potentiometer” via normally-open contacts.
E1
E2
E3
E4
20
-
C007 = -26-
- The JOG value has priority over the function “Motor potentiometer”.
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