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Configuration Mode (ConF)
184
b
b
a a a a
a
c
c
c
+/- SPEED
Two types of operations are available:
•
Use of single action keys:
Two logic inputs are required in addition to the operating direction(s).
The input as s igned to the “+ s peed” com mand increases the s peed, the input as s igned to the “- s peed”
com m and decreases the s peed.
•
Use of double action keys:
Only one logic input as s igned to “+ s peed” is required.
+/- s peed with double-press buttons :
Des cription: 1 button pres s ed twice (2 s teps ) for each direction of rotation. A contact clos es each tim e the
button is pres s ed.
Re le as ed (- s peed)
1s t pre ss (speed m aintained) 2nd pre ss (faster)
Forw ard button
–
a
a and b
Re ve rs e button
–
c
c and d
Exam ple of wiring:
LI1: Forward
LIx: Reverse
LIy: + s peed
Motor frequency
LSP
0
LSP
Forw ard
2
nd
press
1
nd
press
0
Reverse
2
nd
press
1
nd
press
0
Do not us e this +/-s peed type with 3-wire control.
Whichever type of operation is s elected, the m ax. s peed is s et by
[High speed]
(HSP)
(s ee page
87
).
Note:
If the reference is s witched via
[Ref. 2 switching]
(rFC)
(s ee page
155
) from any one reference channel to
another reference channel with "+/- s peed", the value of reference
[Output frequency ]
(rFr)
(after ramp)
m ay be copied at the s am e tim e in accordance with the
[Copy channel 1 --> 2]
(COP)
param eter (s ee page
156
).
If the reference is s witched via
[Ref. 2 switching]
(rFC)
(s ee page
155
) from one reference channel to any
other reference channel with "+/- s peed", the value of reference
[Output frequency]
(rFr)
(after ramp) is
copied at the s am e tim e.
This helps to prevent the s peed being incorrectly res et to zero when s witching takes place.
Parameters described in this page can be accessed by:
DRI- > CONF > FULL > FUN- > UPD-
ER24
control
terminals
LI1 LIx LIy +24
b d
a c
Содержание ER24 Series
Страница 1: ...BLEMO ER24 Variable Speed Drives for Asynchronous and Synchronous Motors Programming Manual 05 2018 ...
Страница 6: ...6 Table of Contents ...
Страница 14: ...16 ...
Страница 34: ...Overview 36 ...
Страница 40: ...42 ...
Страница 74: ...Monitoring Mode MOn 76 ...
Страница 241: ......
Страница 278: ...Configuration Mode ConF 278 Access Level See Access Level LAC page 280 ...
Страница 294: ...Interface ItF 294 ...
Страница 298: ...298 Open Save as trA ...
Страница 302: ...Multipoint Screen 302 ...
Страница 304: ...304 ...
Страница 306: ...Maintenance 306 ...
Страница 316: ...Diagnostics and Troubleshooting 316 ...
Страница 318: ...318 ...
Страница 340: ...Index of Parameter Codes 340 ...
Страница 343: ......
Страница 344: ...Index of Parameter Codes 342 ER24_Programming_Manual_EN_01 2017 ...