Analog modules
6.12 Analog output module SM 332; AO 4 x 16 bit; isochronous; (6ES7332-7ND02-0AB0)
S7-300 Automation System Module data
Manual, 08/2006, A5E00105505-04
6-115
Calculation of filter and processing times
The same time conditions always apply, regardless of the number of configured channels.
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Figure 6-36 Calculation of the processing time and refresh time of the output
Definition of isochronous mode
Within the time T
O
- T
WA
, the module reads the output data and saves these internally. After
the internal processing time of each channel, the results are written to the various DACs.
Further information
For further information on isochronous mode, refer to the
STEP 7
Online Help, and to the
Distributed I/O Device ET 200M
and
Isochrone mode
manuals.
6.12.4 Additional information to SM 332; AO 4 x 16 Bit
Unused channels
To take unused output channels of SM 332; AO 4 x 16 Bit off power, set the "disabled"
argument at the "output type" parameter, and leave the terminal open.
Substitution values
You can configure the SM 332; AO 4 x 16 Bit for CPU STOP mode as follows: Outputs off
power, hold last value or inject substitution values. Injected substitution values must be
within the output range.
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