the proper functionality of the internal electronics is checked. The internal circuit
elements are cyclically monitored for faults during operation.
Activating any sensor leads to a safe switching-off of the multifunction
Devices equipped with a time delay (3TK2845-B41/B42/B44) have a sealable
cover cap to protect the set delay time against unauthorized changes.
It can be ordered as accessory (order number 3RP19 02).
Fig. 4-4: Sealable cover cap
3TK2845 Multifunction Device Manual
GWA 4NEB 926 2087-22 DS 01
Mounting, Wiring, Initial Start-up