Select your language

Safety processing unit AOS 4230

  • safety category 3
  • two safety circuits
  • one OSE-input and one 8k2-input
  • positively driven safety-relays
  • signal contact with pulse function
  • power-/function-display-LEDs


The AOS 4000 was developed as a universally applicable safety processing unit for our "SIGNAL" and LOW-POWER-SIGNAL series as well as other common optoelectronic safety edges and 8k2-contact bars. The AOS 4000 can also be used as a safety processing unit with our pull-in protection series TWIN-PRO.

The AOS 4000 can easily be integrated into the existing control unit as an additional safety function.

Operating voltage:
230 VAC and 24 VAC

Ordering details

Operating voltage
Order number
AOS 4230

Operating voltage

230 VAC
Order number
AOS 4024

Operating voltage

24 VAC
Order number


We will prepare a quotation for you.

Request quotation now