Siemens SIMATIC MV540 H - Set Digital out

Process interfacing via an automation system (PLC, PC)
9.6 Control via TCP/IP and RS232
SIMATIC MV500
160 Operating Instructions, 06/2018, C79000-G8976-C494-01
9.6.9
Set digital out
Writing command data
With this command, you can set the four logic signals "EXT_1", "EXT_2", "EXT_3" and
"EXT_4" and link them to other logic signals. Note that these signals can only be set via an
automation system.
In addition, you can apply these signals to the available digital output pins via the WBM.
Receipt of this command is logged in the diagnostics data records.
String
"MO<p1><p2><p3><p4><p5><p6>" (Machine command set digital out)
Table 9- 61 String structure
Characters
Description
p1 Number of the logical external signal.
• Two printable ASCII characters with value "1" to "4"
The values correspond to "EXT_1", "EXT_2", "EXT_3" and
"EXT_4".
p2 Level of the signal
• ASCII characters with the value "0" to "2".
– 0: Set level statically to "low".
– 1: Set level statically to "high".
– 2: Set level for configured pulse time to "high".
p3 Link type
• ASCII characters with the value "1" to "7"
– 1: Logical "OR"
– 2: Logical "AND"
– 3: Logical "Exclusive OR"
– 4: no link
– 5: Logical "OR not"
– 6: Logical "AND not"
– 7: Logical "Exclusive OR not"