
53SL5100B Single-Loop Controller
INSTRUCTION MANUAL
101
Appendix C: Database
The database contains five datapoint types. Each datapoint type represents a specific data format: whole
integers, alphanumeric text strings, etc. The datapoint types are defined in Table C-1 and the database is
listed in alphanumeric order in Table C-2. The gray-tone shading in the Symbol cell of a datapoint indicates
the datapoint does not have an assigned symbol.
Table C-1. Datapoint Types
Type Qty
Byte
Size
Format
L 40 1 Bit Represents a single binary bit that can have the value of 0 or 1.
B 19 1 Represents a positive integer with values from 0 to 255.
C 34 3
Represents a real analog (floating point) value that has a resolution of one part in
32,768 (15 bits) and a dynamic range of ± 1038 .
H 12 5
Represents a high precision analog (floating point) value that has a resolution of
one part in 2 billion (31 bits) and a dynamic range of ± 10
38
A 26 10 Represents a text string that can be 10 characters long.
F 3 5 Represents text strings that can be 5 characters long.
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