Diagnostics With The Addressing And Diagnostics Unit - Siemens SIRIUS M200D Manual

Diagnostics

7.4 Diagnostics with the addressing and diagnostics unit

In the parameters that have been read out, parameter P0 can now be changed as required.
Sample program:
// Parameters in memory byte MB4
// or
// trigger parameter echo
// command for SEND buffer
// job parameters are in MB4
// write parameters to starter: "Write_Parameter_Value"
// create job for SEND buffer:
CALL
// parameter echo stored in MB6
7.4 Diagnostics with the addressing and diagnostics unit
Diagnostics functions
The addressing and diagnostics unit (order no.: 3RK1904-2AB02) features a range of
diagnostics functions, such as:
● Detecting incorrect polarity or overload
● Measuring the AS-i supply voltage
● Detecting faults (with comments)
● Displaying I/O faults
For more information, refer to the operating instructions for the addressing and diagnostics
unit.
140
SET
R M 4.0
SET
S M 4.0
L 2
T MB 2
L 2
T MB 3
"ASi_3422"
ACT :=M10.4
STARTUP:=FALSE
LADDR :=W#16#14
SEND :=P#M 2.0 BYTE 3
RECV :=P#M 6.0 BYTE 1
DONE :=M10.5
ERROR :=M10.6
STATUS :=MD16
// read messages/warnings from starter
//: Bit P0 = 0
// read faults from starter: Bit P0 = 1
// "Write_Parameter" command
// slave address of starter
// trigger for writing parameters
// not required in cycle
// address of AS-i master
// command data range
// range for response
Manual, 08/2014, A5E02548958A/RS-AA/004
M200D AS-Interface Standard