ETAS ES930.1 User Manual page 52

ETAS
8.1.3 Overvoltage Protection
Each output channel is equipped with an overvoltage protection and protected
against overvoltages up to ±45 V DC.
8.2 Electrical Isolation
The analog output channels "AO 1" to "AO 4" are not electrically isolated against
each other. The analog output channels are electrically isolated together as
channel group to the supply voltage and as channel group to the housing of the
module.
ES930.1 - User Guide
Analog Output Channels ("AO" Connection)
52