Samson Series 3730 Mounting And Operating Instructions page 7

Modifications of positioner firmware in comparison to previous versions
Previous New
1.42 1.51
Setting can be performed at the positioner to determine whether the valve is to operate
as a control valve or an on/off (open/close) valve (see section 3.1)
All EXPERTplus diagnostic functions are available in the positioner without having to
activate them first (refer to EB 8389 EN on EXPERTplus valve diagnostics)
Optional binary input with following actions (refer to EB 8389 EN on EXPERTplus valve
diagnostics):
– Set local operation write protection
– Start Partial Stroke Test (PST)
– Go to fail-safe reference variable
– Switch between AUTO/MAN
– Start data logger
– Reset diagnosis
The pressure limit (Code 16) is no longer automatically set during initialization.
1.51 1.54
Internal modifications
Modifications of positioner firmware
7
EB 8384-2 EN