Siemens SIMATIC S5 Manual page 177

Fundamentals of COM 266
Field name Type
Module-No*: I You may enter a number between 0 and 99 to identify a specific
positioning module in a programmable controller. If machine data has
already been stored on the module, you must enter the same module
number in this field as you entered in the machine data.
(You cannot assign different module numbers to the same module).
*
Slot-No : I The slot number may theoretically be in the range from 0 to 255, but
should be between 0 and 7. This number is for the purpose of docu-
mentation only.
*
Firmware : O The firmware version is displayed in this output field.
Date-Time: I The programmer's hardware clock data is displayed in this field. When
you change these values, you reset the PG clock.
When the programmer is switched off, this setting is lost again.
"Type" column: I = input field, O = output field
* The contents of these fields can be changed only when the operational status is ONLINE.
6-10
Description
EWA 4NEB 812 6057-02
IP 266