8.3.3 Overview of advanced diagnostic parameters A to U ..........................................................139
8.4 Description of parameters ....................................................................................................143
8.4.1 Initialization parameters 1 to 5 .............................................................................................143
8.4.1.1 '1.YFCT' type of actuator......................................................................................................143
8.4.1.2 '2.YAGL' Rated angle of rotation of feedback ......................................................................145
8.4.1.3 '3.YWAY' Range of stroke....................................................................................................145
8.4.1.4 '4.INITA' Initialization (automatic).........................................................................................146
8.4.1.5 '5.INITM' Initialization (manual) ............................................................................................146
8.4.2 Application parameters 6 to 52 ............................................................................................147
8.4.2.1 '6.SCUR' Current range of setpoint......................................................................................147
8.4.2.2 '7.SDIR' Setpoint direction ...................................................................................................147
8.4.2.3 '8.SPRA' Setpoint split range start / '9.SPRE' Setpoint split range start end .......................147
8.4.2.4 '10.TSUP' Setpoint ramp UP / '11.TSDO' Setpoint ramp DOWN.........................................148
8.4.2.5 '12.SFCT' Setpoint function..................................................................................................149
8.4.2.6 '13.SL0' ... '33.SL20' Setpoint turning point..........................................................................149
8.4.2.7 '34.DEBA' Deadband of closed-loop controller ....................................................................150
8.4.2.8 '35.YA' Start of manipulated variable limit / '36.YE' End of manipulated variable limit.........151
8.4.2.9 '37.YNRM' Standardization of manipulated variable ............................................................151
8.4.2.10 '38.YDIR' Direction of manipulated variable for display and position feedback ...................153
8.4.2.11 '39.YCLS' Tight closing/fast closing with manipulated variable............................................153
8.4.2.12 '40.YCDO' Value for tight closing/fast closing Down............................................................154
8.4.2.13 '41.YCUP' Value for tight closing/fast closing Up.................................................................154
8.4.2.14 '42.BIN1' / '43.BIN2' digital input function.............................................................................155
8.4.2.15 '44.AFCT' Alarm function .....................................................................................................156
8.4.2.16 '45.A1' / '46.A2' Response threshold of alarm......................................................................158
8.4.2.17 '47.\\FCT' Function of the fault message output...................................................................158
8.4.2.18 '48.\\TIM' Monitoring period for setting of fault message 'Control deviation' ........................159
8.4.2.19 '49.\\LIM' Response threshold of fault message 'Control deviation' .....................................159
8.4.2.20 '50.PRST' Preset..................................................................................................................160
8.4.2.21 '51.PNEUM' Pneumatics type ..............................................................................................160
8.4.2.22 '52.XDIAG' Activating for extended diagnostics ...................................................................162
8.4.3 Advanced diagnostic parameters A to U..............................................................................163
8.4.3.1 Partial stroke test 'A.\\PST'...................................................................................................163
8.4.3.2 Monitoring of dynamic control valve behavior 'b.\\DEVI' ......................................................168
8.4.3.3 Monitoring/compensation of pneumatic leakage 'C.\\LEAK'.................................................170
8.4.3.4 Monitoring of stiction (slipstick) 'd.\\STIC'.............................................................................173
8.4.3.5 Monitoring of deadband 'E.\\DEBA'......................................................................................175
8.4.3.6 Monitoring of lower endstop 'F.\\ZERO' ...............................................................................176
8.4.3.7 Monitoring the upper endstop 'G.\\OPEN' ............................................................................177
8.4.3.8 Monitoring the lower limit temperature 'H.\\TMIN' ................................................................179
8.4.3.9 Monitoring the upper limit temperature 'J.\\TMAX' ...............................................................181
8.4.3.10 Monitoring of number of total strokes 'L.\\STRK'..................................................................182
8.4.3.11 Monitoring of number of changes in direction 'O.\\DCHG' ...................................................184
8.4.3.12 Monitoring the position average value 'P.\\PAVG'................................................................185
8.4.3.13 Pressure monitoring 'U.\\PRES' ...........................................................................................188
8.5 Overview of the assignment of the HART variables.............................................................189
9 Functional safety ......................................................................................................................................191
9.1 Range of applications for functional safety ..........................................................................191
9.2 Safety function .....................................................................................................................191
Table of contents
SIPART PS2 with 4 to 20 mA/HART
6 Operating Instructions, 11/2019, A5E00074631-AE