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Iv a, 5 speed feedback balancing, Only when an analog tacho is being used – DCS 500 User Manual

Page 24: Chapter 2 - start-up instructions

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Chapter 2 - Start-Up Instructions

IV A

2 - 12

DCS 500B / DCP 500B Operating Instructions

2.5 Speed feedback balancing

E.M.F. control active?
2102 = 5

Panel display: EMF SPEED ACT

Field weakening mode not selected?
1001 = 0

Panel display: CONSTANT FIELD

2103 = Desired speed / or motor rating plate
Scale speed control circuit to maximum speed.
1701 = 12516
Activates internal reference value; drive will use 20 sec for ramp-up/-down time.
12516 = 2000

Set internal reference value to 10 %.

CAUTION: Value will not be saved with SAVE MOT1 SET!

Switch ON power.

DANGER: System components now energized!

Start drive.
Drive should run up to 10 % of the rated voltage.

Only when an analog tacho is being used!

Connect measuring instrument to:
- to X3: 1... 3 or

X1: 1... 3

+ to X3: 4 or

X1: 4

Check to make sure that the tacho voltage does not exceed the input voltage
range selected with maximum speed.
Turn Potentiometer R9, R48 or R2716 to minimum (left-hand stop).The meas-
ured value must have a positive sign; if necessary interchange tacho cables.

Switch OFF power, thus stopping the drive; drive coasts.

101 = 3

Panel display: TACHO VOLT. +/-10

Activates the analog input for the speed feedback value.
2102 = 4

Panel display: ANALOG TACHO

Analog tacho is used for speed control.

Switch ON power; start drive.

DANGER: System components now energized!

Drive should run up to 10 % of the rated voltage.

Use R9, R48 or R2716 to set the tacho voltage to 10 % of the maximum tacho
voltage.

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