"Analogue output module CPX-E-4AO-U-I Dimensions W x L x H=18,9 mm x 76,6 mm x 124,3 mm, Grid dimension=18,9 mm, No. of outputs=4, Diagnostics via LED=(* Error per channel, * Error per module), Diagnostics via bus=(* Short circuit/overload in actuator supply, * Short circuit/overload at analogue output, * parameterisation error, * Exceeding nominal range, * Value falls below nominal range, * Undervoltage in load supply, * General error)