Siemens SIMATIC ET 200S Operating Instructions Manual page 277

Input and Output Signals of Pulse Train Mode
Input and Output Signals
Input Signal
HW enable
Output Signal
Pulse train at the DO digital
output
Technological Functions
Operating Instructions, 02/2007, A5E00124867-05
Meaning
You can select the HW enable
with the DI function parameter.
The signal of the DI digital
input is then interpreted by the
2PULSE at startup.
The preset number of pulses
is output at the DO digital
output.
Value Range
0 = HW enable deleted
1 = HW enable issued
0→1= Start of the output
sequence; dependent on the
software enable (SW_Enable)
0 = no pulse
1 = pulse
2PULSE
5.3 Modes and Functions
Channel 0 Channel 1
Terminal Terminal
1 5
4 8
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