Holding The Present Actual Value ("Freeze"); Figure 13 End Stop Behavior In Normal Operation When The Present Actual Value Is Held ("Freeze") - WAGO 750 Product Manual

750-1632/000-100

4.2.8.1.2 Holding the Present Actual Value ("Freeze")

No.
1
2
3
4
5
6
To acknowledge the ENDSTOP function, the setpoint (Vx_SETPOINT) must be set to a
value lower than the present actual value, and a positive edge must be output on
SPL_EN.
Note
Moving valve via JOG mode
If "SPL_EN" = 0, the I/O module is in JOG mode. The valve can now be moved via JOG
mode.
Product manual | Version: 1.1.0
Proportional Valve Module 2-3-4
Figure 13: End Stop Behavior in Normal Operation When the Present Actual Value Is Held ("Freeze")
Event
Set SPL_EN to "1."
Change setpoint
Set DI to "1."
Change SPL_EN setting from
"0" to "1"
Change setpoint
Change SPL_EN setting from
"0" to "1"
Description/Behavior
Normal operation is activated.
Ramp starts.
Present current increases with parameterized ramp.
Rising ramp stops.
Present actual value is held.
The acknowledgement condition is not met.
Therefore, the setpoint cannot be approached.
Set setpoint < actual value.
Falling ramp starts.
Present actual value is reduced.
Functions
23