Spirax Sarco SP500 - Page 65

IM-P343-35 CTLS Issue 5
65
SP500 Electropneumatic Smart Positioner
Display Description
TUNE
Provides access to additional valve characterisation functions as follows:
•
Dead-band sensitivity (dbANd).
•
Valve shut-off minimum setting (S-MIN).
•
Valve shut-off maximum setting (S-MAX).
•
Valve signal – lift characterisation (CHAR).
•
Valve slow opening time (T-UP).
•
Valve slow closing time (T- dWN).
•
Setting software travel switch 1 (normally open) (TS1).
•
Setting software travel switch 2 (normally closed) (TS2).
RUN
Provides access to:
•
Commencing automatic operation.
•
Displaying percentage valve travel (%).
•
Visualisation of input mA input signal (mA).
•
Total stem strokes (STRVL).
•
Total running time (RTIME).
•
Return to SP500 menu (RETRN).