Siemens 500 NIM - Manual (Page 89)

NIM Primitives 4-36 SIMATIC TIWAY I Series 500 NIM User Manual
Series 500 NIM Primitive Descriptions (continued)
Availability: Releases 1.1, 2.1, 2.2, and 3.0
This Primitive allows you to change the operational state of TIWAY I
Secondaries. For example, you may enter the Run or Program modes with
this Primitive.
Request: LLLL 10 DD, where
Symbol Value Definition
DD Operational Status
00 Enter execution of instruction data type and execution
of loops state (RUN mode)
01 Enter non-execution of istruction data type and
execution of loop states (PROGRAM mode)
02 Enter non-execution of instruction data type and loop
state (PROGRAM mode)
Response: LLLL 10 HH
Symbol Value Definition
HH Attached device operational status
NOTE: Issuing this command to enter the non-execution of instruction data
type will cause specific devices to turn off or freeze their output systems,
depending on the device. For an explanation of the modes of operation for a
specific controller, refer to the manual for that particular programmable
controller. The same execution response is obtained for DD values of 01 and
02 for all controllers except Series 500 controllers with process loop
capabilities.
Change State
Primitive – Code 10