Siemens SIPROCESS GA700 Operating Manual page 110

Functions
6.5 [2.04] Settings > Limits
5. Set hysteresis: "Hysteresis" parameter field.
The input refers to the value of the current measuring range:
– If the measured value is exactly above or below the limit, a message is activated:
– The set hysteresis is relevant when you deactivate the message:
6. Check link with digital outputs:
The link with digital outputs is displayed in the "Limit combined with" display field.
If necessary, change the link settings: Setting digital outputs (Page 155).
7. Assign process tags: "Active process tags" parameter field.
Requirement: The process tag switchover is activated: [2.13] Setting > Process tag
switchover (Page 185).
– Scroll down to the lower margin of the display.
– Enable/disable the assigned process tags in the displayed selection window.
110
Message Cause/description (activation)
Violation
Undershoot
Value outside
Value within
Message Cause/description (deactivation)
Violation
Undershoot
Value outside
Value within
1)
The limits are only effective for the enabled process tags.
Measured value ≥ Limit
Measured value ≤ Limit
Measured value ≥ Limit
or
Measured value ≤ Limit
Measured value ≤ Limit
and
Measured value ≥ Limit
Measured value < Limit
Max
Measured value > Limit
Min
Measured value < Limit
Max
and
Measured value > Limit
Min
Measured value > Limit
Max
or
Measured value < Limit
Min
Operating with the Local User Interface
Operating Manual, 06/2017, A5E31930478-05
Max
Min
Max
Min
Max
Min
- hysteresis
+ hysteresis
- hysteresis
+ hysteresis
+ hysteresis
- hysteresis