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The layout of a function block or transducer block is checked by the Modus
parameter. The values of the subindex mode are defined as follows:
1. Target
This is the mode which is requested by the user. The values which are allowed
by the allowed mode parameter are limited by target . The modes are
determined by the bit sequence in the following manner:
Bit
7
4
3
1
The "automatic" modes which are used in this profile are Auto and RCas ; Ma-
nual mode : Man . In the O/S mode, the normal algorithm is not carried out, and
any alarm present will be reset.
2. Current
This is the current mode of the component, which can be different from the
target mode, which is based on the operational conditions. Its value is
determined for a part of the execution block.
Operating instructions no. 801 148
Mode
Out of operation (O/S) - MSB
Manual (Man)
Automatic (Auto)
Remote - Cascade (RCas)
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