Nx Networks NX series User Manual

Page 63

Control keypad

63(86)

7.3.5

Fault history menu (M5)

The Fault history menu can be entered from the Main menu by pushing the

right arrow menu

button

Menu button right

when the location indication M5 is visible on the first line of the keypad

display.

All faults are stored in the Fault history menu, Browse through them using the

Browser buttons

Additionally, the Fault time data record pages (see Chapter 7.3.4.3) are accessible at each fault.
Return to the previous menu anytime by pushing the

Menu button left

The memory of the frequency converter can store a maximum of 30 faults in the order of
appearance. The number of faults currently in the fault history is shown on the

value line

of the

main page (H1

H#). The order of the faults is indicated by the

location indication

in the upper left

corner of the display. The latest fault carries the indication F5.1, the second latest F5.2 etc. If
there are 30 uncleared faults in the memory the next occurring fault will erase the oldest from the
memory.

Pressing the

Enter button

for about 2 to 3 seconds resets the whole fault history. Then, the symbol

H# will change to 0.

Figure 7-8. Fault history menu

READY

I/O term

I/Oterm

READY

I/Oterm

R EADY

I/Ot erm

I/Oter m

enter

Fault history

11 Output phase

5 ChargeSwitch

Operation days

Operation hours

PUSH

to reset