Nor-Cal SDC15 Controller - Manual (Page 171)

7 - 5 Numeric Representation in the Application Layer
The specifications of numeric representation are decimal variable-length (zero suppress) for RS and WS commands
and hexadecimal fixed-length for RD, WD, RU and WU commands. Details are as follows:
● RS and WS commands
● RD, WD, RU and WU commands
7-13
Chapter 7. CPL COMMUNICATIONS FUNCTIONS
Item Specifications Remedies
Unwanted space Cannot be appended.
Unwanted zero Cannot be appended.
Numerical value = zero Cannot be omitted.
Be sure to use "0".
Other unwanted Numerical values may be prefixed
characters with a "-" expressing a negative
number. Any other character cannot
be appended. The "+" sign must not
be appended to indicate positive
numerical values.
Range of available -32768 to +32767
numerical values Values out of this range are not
allowed.
The message processing is aborted
and an abnormal termination code
is returned as a response message.
Item Specifications Remedy
Unwanted space Cannot be appended.
Unwanted zero Cannot be appended.
Numerical value = zero Cannot be omitted.
Be sure to use "0000".
Other unwanted Cannot be appended.
characters
Range of available 0000H to FFFFH
numerical values
The message processing is aborted
and an abnormal termination code
is returned as a response message.