IP20:
Protected against solid foreign bodies having a diameter of 12.5 mm or larger and against finger contact, not protected against water.

IP40:

Protected against solid foreign bodies having a diameter of 1.0 mm or larger, protected against access with a wire, no protection against water.

IP54:

Protection against dust in damaging amounts, complete protection against contact, protection against splashing water in any angle.

IP65:
Dust-tight, full protection against contact, protection against spray water (jet) from any angle.

IP67:

Dust-tight, full protection against contact, protection against temporary immersion.

inputs are supplied by AS-i or by AUX (auxiliary 24 V power). If supplied by AS-i, inputs shall not be connected to earth or to external potential.

Electronic outputs are supplied by AS-i or by AUX (auxiliary 24 V power). If supplied by AS-i, outputs shall not be connected to earth or to external potential.

For relay outputs the relay contacts are initiated from AS-i. The load circuit is powered externally as specified in the data sheet.

AB Slave (max. 62 AB Slaves/AS-i network), 2 AB Slaves (max. 31 modules with 2 AB Slaves), Single Slaves (max. 31 Single Slaves/AS-i network), mixed use allowed.
For modules with two slaves the second slave is turned off as long as the first slave is addressed to address 0.
Upon request, slaves are available with specific AS-i Slave profiles.