TR80 - Installation and Operation Guide
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3. 5. 2 Device Information
Device Type is a fixed number used to identify the device as Honeywell TR80 Modbus Wall
Module. The Firmware version consists of 4 parts as detailed below. The four parts are
encoded in 2registers. In each register, the MSB 8 bits encode the first two parts and the
LSB 8 bits encode the last two parts.
Major: Functional changes, new features, and/or Modbus interface changes
Minor: Minor changes not affecting function or simple user-interface tweaks
Bug: Bug-fixes, no functional change;
Build: Internal build number
3. 5. 3 Config identification
These registers can be set by a master controller to save a particular ID and date code on
the device for future reference and identification. They are not used internally. They can
also be read from the configuration menu.
Register
type
Relative
Address
Absolute
Address
Dir
Name
Config
parameter
Type
Range
Input
0
30001
R
Device Type
-
int
fixed
Input
1
30002
R
Firmware Version
major.minor
0
2 x 8bits
0-255
0-255
Input
2
30003
R
Firmware Version
bug.build
1
2 x 8bits
0-255
0-255
Register
type
Relative
Address
Absolute
Address
Dir
Name
Config
parameter
Type
Range
Default
value
Holding
2000
42001
R/W
Config Id
2
int
0-65535
0
Holding
2001
42002
R/W
Config Date
Code
3
2 x 8bits
21-99
1-52
0
Holding
2100
42101
R/W
Room
number
100
int
0-9999
or
32767
32767
(undefined)