WIKA A-1200 Mode D'emploi page 13

5. Commissioning, operation
5.6 Colour codes of status display
Colour Interval
Green Lit permanently
Blinking (5 seconds)
Yellow Blinking (continuously)
Lit permanently
Blinking (during teach)
Red Blinking (continuously)
Blinking (5 seconds)
5.7 Switching functions
Hysteresis function (configurable via teach function or IO-Link)
If the system pressure fluctuates around the set point, the hysteresis keeps the
switching status of the outputs stable. With increasing system pressure, the
output switches when reaching the switch point (SP).
Normally open contact (HNO): Active
■
Normally closed contact (HNC): Inactive
■
With system pressure falling again, the output will not switch back before the reset
point (RP) is reached.
Normally open contact (HNO): Inactive
■
Normally closed contact (HNC): Active
■
WIKA operating instructions, pressure sensor, model A-1200
Description
Instrument is ready for operation, no error
Teach successful
Temporary error, operation outside of the specification (e.g. under- or overpressure,
under- or overtemperature).
Time exceeded, teach signal applied longer than 20 s
Instrument blinks so long as the teach is running
"Locate me" function active or permanent error; In case of a permanent error, the instru-
ment must be replaced
Teach failed
Fig.: Hysteresis function
EN
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