SIPOS SEVEN 2SA7 - Valve Maintenance Limits; Maintenance Valve

Operation instructions
SIPOS SEVEN: PROFITRON, HiMod
Page 106 Y070.302/EN
12 Diagnosis
12
Diagnosis
12�2 Valve maintenance limits
The data shown in this menu are values for which maintenance is required. This enables effective
planningofvalvemaintenanceoperatedtheactuatorincompliancewithspeciedoperationcriteria
for
■
Number of switching cycles,
■
Number of torque cut-offs
■
Number of operating hours of the motor.
Onceofthesecriteriahasreachedthedenedvalue,i.e.themaintenancelimits,the"Maintenance
necessary " indication is issued.
The maintenance limit is re-set every time “Main-
tenancereset”menuitemhasbeenconrmed.
The limit consists of the number e.g. of switching
cyclessincetherstcommissioningtothelast
‘Maintenancereset’conrmationandthepa-
rameterized values in the ‘Maintenance interval’
menu,refertogureontheright.
Maintenanceintervalsaredenedinthe“Spe-
cial parameters” menu, refer to chapter „8.6.5
Maintenance intervals of valve“ on page 86
and is only possible in the ‘Expert’ user level,
refer to „User management“ on page 31.
Maintenance limits do not affect actuator main-
tenance.
Fig�: Maintenance limit
12�3 Maintenance valve
For an explanation, refer to previous chapter, “Valve maintenance limit”
‘Maintenance not necessary'
Indicatesthatnoneofthedenedmaintenancelimitsforthenumberofswitchingcyclesortorque-
dependent cut-offs or operating hours has been reached so far.
‘Maintenance necessary’
Indicatesthatoneofthecurrentvalueshasreachedthedenedmaintenancelimit.
‘Maintenance reset'
Thismenuitemhastobeconrmedaftereachmaintenance.Thenextmaintenancelimitsareset.