3 Control Circuit Analog/Digital
The control circuit provides the following analog and digital functions:
• Hardware allocation of digital and analog inputs and outputs.
• Diagnostic interface (parameter display, scope mode)
• Hardware of the control circuit „safely separated“ according to EN 61800-5-1 (base
TN-C/-S mains)
• Optional operation and diagnosis via LCD display and 8 keys keyboard or status LED.
• Optional with safety function STO (separate manual)
3.1
Overview (type-specific)
No. Description
5
3
4
1
2
X4A
X2B
X2A
1
Diagnostic interface X4A
2
Safety function STO X2B
(optional)
3
Control terminal strip X2A
4
Inverter status LED1
5
Display/keyboard (optional)
Figure 1:
Overview
3.1.1 execution without display/keyboard
The control can be ordered without display/keyboard for applications when no local
operation is necessary. A status LED is used for the display of the inverter status for the
variant without display/keyboard.
LeD status
function
Off
Unit switched off
On
Unit ready for operation
Flashing
Unit in malfunction
15
CONTROL CIRCUIT ANALOG/DIGITAL
