Samson 3730-2 Mounting And Operating Instructions page 4

Contents
6 Operating controls and readings ..................................................................60
6.1 Serial interface ............................................................................................62
7 Start-up and settings ...................................................................................63
7.1 Defining the fail-safe position ........................................................................63
7.2 Adjusting the volume restriction Q .................................................................64
7.3 Adapting the display direction ......................................................................64
7.4 Limiting the signal pressure ...........................................................................65
7.5 Checking the operating range of the positioner ..............................................65
7.6 Initialization ................................................................................................66
7.6.1 MAX - Initialization based on maximum range ..............................................68
7.6.2 NOM - Initialization based on nominal range ...............................................69
7.6.3 MAN - Initialization based on a manually selected range ...............................70
7.6.4 SUb - Substitute calibration ..........................................................................71
7.7 Zero calibration ...........................................................................................74
7.8 Reset to default settings .................................................................................75
8 Operation ...................................................................................................76
8.1 Enabling and selecting parameters ................................................................76
8.2 Operating modes .........................................................................................76
8.2.1 Automatic and manual modes ......................................................................76
8.2.2 Fail-safe position (SAFE) ...............................................................................77
8.3 Fault/malfunction .........................................................................................78
8.3.1 Confirming error messages ...........................................................................79
9 Adjusting the limit switch .............................................................................80
9.1 Retrofitting an inductive limit switch ...............................................................81
10 Maintenance ...............................................................................................83
11 Servicing explosion-protected devices ..........................................................83
12 Firmware update (serial interface) ................................................................83
13 Maintenance, calibration and work on equipment ........................................84
14 Code list .....................................................................................................85
15 Dimensions in mm .....................................................................................103
15.1 Fixing levels according to VDI/VDE 3845 (September 2010) ........................106
4 EB 8384-2 EN