Samson 3738-20 Mounting And Operating Instructions page 4

Contents
8.6 Adjusting the limit switches ...........................................................................44
8.7 Initialization ................................................................................................44
8.7.1 Start automatic initialization .........................................................................45
8.7.2 Start manual initialization .............................................................................46
8.8 Replacing an electronic limit switch ................................................................47
8.9 Zero/end position calibration .......................................................................48
8.10 Reset to default settings .................................................................................48
9 Operation ...................................................................................................49
9.1 Lock operation .............................................................................................49
9.2 Partial stroke test (PST) ..................................................................................49
9.2.1 Defining the PST target range ........................................................................51
9.2.2 Starting the partial stroke test ........................................................................52
9.2.3 Example: PTO direction of action ...................................................................53
9.3 Testing the contacts .......................................................................................55
9.4 Testing the solenoid valve ..............................................................................56
9.5 Faults ..........................................................................................................57
9.5.1 Status messages ...........................................................................................57
9.5.2 Error messages ............................................................................................57
9.5.3 Confirming status and error messages ...........................................................58
10 Maintenance, calibration and work on equipment ........................................58
10.1 Maintenance ...............................................................................................58
11 Servicing explosion-protected devices ..........................................................58
12 Firmware update (serial interface) ................................................................59
13 Parameter list ..............................................................................................60
13.1 Status messages ...........................................................................................64
13.2 Error messages ............................................................................................67
14 Dimensions in mm .......................................................................................69
14.1 Fixing levels according to VDI/VDE 3845 (September 2010) ..........................70
Assignment based on the direction of action .................................................83
4 EB 8390 EN