Rockwell Automation 900 Temperature Controller Communications Functions - Series B - Manual (Page 22)

Publication 900-UM004D-EN-E - July 2010
2-6 Bulletin 900 Communications Procedures 900-TCx (CompoWay/F)
Type Code (Variable Type)
The following defines variable area type codes.
Variable type (1 byte)
The following table summarizes setup areas 0 and 1.
The variable type is converted to 2-byte ASCII code and loaded to the frame.
The following table shows available variable types.
Note: Setup area 1 has no R/O (read only) parameters. Therefore, variable
type C2 does not exist.
Addresses
Each of the variable types is appended with an address. Express addresses in
2-byte hexadecimal code, and append for the specified access size.
MSB LSB
0 0 0 0
Access size Area Read/Write
11: Double-word 0: Setup area 0 0: Read only
10: Word 1 : Setup area 1 1 : Read/write
Table 2.4
Area Description
Setup
area 0 This area groups together the Protect, Manual Control, Operation and
Adjustment function groups.
Setup
area 1 This area groups together the Initial Setting, Communications Setting,
Advanced Function Setting and Calibration function groups.
Table 2.5
Variable Type Description
CO/80 R/O (read only) parameter for setup area 0.
C1/81 R/W parameter for setup area 0.
C3/83 R/W parameter for setup area 1 .