StepUp of DSAI 130 to DSAI 130A Analog Input Board DSAI 130A replaces DSAI 130, if CMV = 50V DSAI 130A + DSTA 135 is allowed. DSAI 130A + DSTA 135P is allowed. DSAI 130A is galvanically isolated, DSAI 130 is not. Note! The replaced part with RMA to be returned according to T&C otherwise an extra charge will be required. Supersedes STUP-AI130A-AI130