2. Compare the maximum permissible number of switching cycles with the value displayed by the
switching cycle counter.
6 . 1 b a r
0 8 : 1 5 A M
8 0 ° C
Header
3.2 Switching cycles
Menu
Load valve on
3
Active line
·········
Mains contactor on
max:
1100000¦
10227
Maximum value/switching cycle timer
Reset:
☐
Result The safety-relevant function is ensured.
The maximum permissible number of switching cycles have not exceeded.
The mains contactor can still be used.
The safety-relevant function is not ensured.
The maximum permissible number of switching cycles have exceeded.
➤ Have the mains contactor replaced.
Replacing the mains contactor
If the displayed value of the mains contactor exceeds the maximum permissible number of
switching cycles, SIGMA CONTROL 2 generates the warning message
0024 Mains contactor
operations ⇞.
The mains contactor must be replaced.
➤ Have the mains contactor replaced by an authorised service partner.
Resetting the mains contactor switching cycle counter
➤ Have the cycle counter reset by authorised service partner.
9.9 Displaying the frequency converter settings
Precondition Machine with optional frequency converter
The operating mode is displayed
1. Open the menu 10.1.1
<Components – Compressor motor – Power switching>.
9
Operation
9.9
Displaying the frequency converter settings
186
User Manual Controller
SIGMA CONTROL 2 SCREW FLUID ≥5.0.X
No.: 9_9450 12 E