MHT260a (Engl.)9-6
ENT (1 [s] or more)
ESC
larm code
larm detected
(3) Faults with alarm indication
If an alarm is detected, the detected contents are displayed on the keypad panel of amplifier.
If multiple alarms are detected simultaneously, alarm indication is made in accordance with the priority order given below.
Priority order Display Description
1 System error
2 Overcurrent, output overcurrent
3 Overspeed
4 Low voltage, undervoltage
5 High voltage, overvoltage
6 Encoder trouble
7 Circuit trouble, amplifier trouble
8 Data error, memory error
9 Fuse brown
10 Combination error
11 Resistor heat 2
12 Encoder communication error
13 Cont (control signal) error
14 Over load, motor overheat
15 Resistor heat, braking (DB) resistor overheat
16 Overflow, deviation excessive
17 Amp heat, amplifier overheat
18 Encoder heat, encoder overheat
19 Absolute data lost
20 Absolute data overflow
21 Terminal error
22 (non)
Remark : An alarm is automatically displayed if detected.
If, at a displayed status, the alarm detection is reset by a control input signal, the initial screen (system para. 89 setting) appears.
The alarm detection can be reset in the test running mode [ ] also.
Holding down the ∧ key and ∨ key simultaneously for at least 1 [s] at a status where an alarm detection is displayed resets the
alarm detection.