Samson TROVIS 3730-1 - Page 4

Contents
4 EB 8484-1 EN
5.10 Attaching positioners with stainless steel housings ........................................... 62
5.11 Air purging function for single-acting actuators ..............................................63
5.12 Pneumatic connections..................................................................................64
5.13 Connecting the supply air .............................................................................65
5.13.1 Signal pressure connection ...........................................................................65
5.13.2 Signal pressure gauges ................................................................................65
5.13.3 Supply pressure ...........................................................................................65
5.14 Electrical connections ...................................................................................66
5.14.1 Cable entry with cable gland ........................................................................67
5.14.2 Connecting the electrical power ....................................................................68
5.14.3 SwitchingamplieraccordingtoEN60947-5-6 ............................................68
6 Optional additional functions .......................................................................69
6.1 Inductive limit contacts ..................................................................................69
6.2 Software limit contacts ..................................................................................69
6.3 Position transmitter .......................................................................................69
6.4 Adjusting the switching points .......................................................................72
6.4.1 Adjusting the CLOSED position .....................................................................72
6.4.2 Adjusting the OPEN position .........................................................................73
6.5 Turning the positioner shaft ...........................................................................73
7 Operation ...................................................................................................74
7.1 Rotarypushbutton ........................................................................................74
7.2 Display .......................................................................................................75
7.2.1 Changing the display's reading direction .......................................................76
8 Operating the positioner .............................................................................. 77
8.1 Enablingcongurationtochangeparameters.................................................78
8.2 Saving parameters in a non-volatile memory .................................................78
8.3 Entering the fail-safe position ........................................................................78
8.4 Initialization ................................................................................................79
8.5 Other possible settings .................................................................................81
8.5.1 Entering the pin position ...............................................................................81
8.5.2 Setting the nominal range .............................................................................82
8.5.3 Selecting the characteristic ............................................................................82
8.5.4 Entering the direction of action ......................................................................83
8.5.5 Limiting the signal pressure ...........................................................................84
8.5.6 Performing zero calibration ..........................................................................85
8.5.7 Manual mode ..............................................................................................86
8.5.8 Reset ...........................................................................................................87