Siemens D7-SYS - Page 340

Communications configuring
System- and communication configuring D7-SYS - SIMADYN D 3-251
Edition 12.2003
SNV=TRUE (message numbers available)
STM=FALSE (message text not available)
SSF=FALSE (HEX format)
Contents Message structure
(max. 32 bytes)
Net data structure Data format No. of data
Spontaneous ID Unsigned8 1. variable unit Unsigned8 2
Sequence number Unsigned8
Message type descrip. 1 Octet 2. variable unit Octet-String 2
Message type 1 Octet
Prefix Unsigned16 3. variable unit Unsigned16 2
Suffix Unsigned16
Measured value scaling
factor
Floating-Point 4. variable unit Floating-Point 1
Measured value 4 Octets 5. variable unit Octet-String 6
Measured value data
type
2 Octets
Measured value
dimensions text
8 characters 6. variable unit Visible-String 8
Message instant Time and date 7. variable unit
Time and
Date
1
Table 3-81 Hexadecimal format with number without text
SNV=FALSE (message numbers available)
STM=FALSE (message text not available)
SSF=FALSE (HEX format)
Contents Message structure
(max. 28 bytes)
Net data structure Data format No. of data
Spontaneous ID Unsigned8 1. variable unit Unsigned8 2
Sequence number Unsigned8
Message type descrip. 1 Octet 2. variable unit Octet-String 2
Message type 1 Octet
Measured value scaling
factor
Floating-Point 3. variable unit Floating-Point 1
Measured value 4 Octets 4. variable unit Octet-String 6
Measured value data
type
2 Octets
Measured value
dimensions text
8 characters 5. variable unit Visible-String 8
Message instant Time and Date 6. variable unit
Time and
Date
1
Table 3-82 Hexadecimal format without number and text
3.21.3.7 Output format of the message evaluation block MSPRI
General