Metrohm tiamo 2.1 (ProcessLab) - Manual (Page 1472)

7.20 Stepping motor controller ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
1456 ￭￭￭￭￭￭￭￭ tiamo 2.1 (ProcessLab)
Input 50 characters
Default value DigIn_x_y_z
The following characters must not be part of the port
description: \ , ', ., {, }, [, ].
Note
The first digital input is connected to the the emergency switch on
the wet end. With pressed switch all modules connected to the controller
are set to their default status and do not react to other control commands.
The first digital input should therefore be called Emergency_Module.
With a controller labeled ok in the device table, the status of the emer-
gency switch is monitored. In case of an activated switch all running
determinations are canceled and a corresponding message is displayed.
If the network cable is disconnected on a running controller, then in the
device table the device is labeled not ok.
Type
Selection of the port type.
The port type of the first digital input is always of the type Emergency
stop and cannot be modified.
IO controller
Selection
General input | Emergency stop | Level detec-
tor | Leak detector
Default value General input
Stepping motor controller
Selection
General input | Emergency stop
Default value General input
Note
Each stepping motor has a port of the Type:
￭ Reference position
￭ Safety switch 1
￭ Safety switch 2
￭ Safety switch 3
The port information for these port types is automatically read out of the
stepping motor controller.