5.2.4.2            Parameter Name

Users and operators will reference the elements in a block by appending the parameter name to the Block Tag name,  Blockname:parametername . You should pick a parameter name that will be meaningful to ordinary users and operators. Do not include blank spaces within your parameter name.

For example, a Foxboro 761 device:

TIC101:SP for the setpoint of a Temperature controller,
TIC101:MEAS for the measurement,
TIC101:OUTP for the output of the primary controller.

Range:                    up to 7 alphanumeric characters.
Field Type:            Text
Tag field:               .PNAME

Figure 5-11Parameter Names:TIC101:SP and TIC108: AM, DI, DO, MEAS and SP