10
C. Operational test
Test according to the following procedure and be aware of indications.
(1) Basic operational test
-Operational procedure
I. Connect power supply
II. Monitor glittering indicates frequency
III. Press either FWD or REV key, motor starts running. It will stop accelerating
after reaching set frequency
IV. After pressing STOP key, motor stops and indicating frequency steps down.
The set frequency starts glittering after the motor stops.
V. Repeat procedures III and IV to test forward and reverse operations.
-Operation monitor display
I. With reciprocal glittering indicated HZ LED and factory setting (set VR on
the panel)
II. Hz display, with FWD (or REV) LED lighted up steadily; indication goes up
according to frequency until reaching value 10.00 Hz
III. Indication goes down according to operation frequency, and returns to
situation ” I ” after stop
(2) Frequency change test
- Operational procedure
I. Exercise the above operation test procedures I, II, III
II. Adjust VR on the panel to change frequency command
III. Repeat procedures II to increase or decrease frequency
-Operation monitor display
I. The same as the above basic test of I, II
II. Monitor display indicates the current new setting value
Note:
1. Is motor operation direction correct? (Changing any two of U.V.W output
terminals to change motor operation direction)
2. Is there any noise or vibration on motor?
3. Is it run smoothly during acceleration and deceleration?
4. Is there any power failure?
Summary of Contents for CT-2000ES
Page 7: ...7 G Control circuit...
