Rosemount 3095FB - Master Reset; Restoring Nonvolatile Database to Factory Defaults

Model 3095FB Multivariable Transmitter with Modbus Protocol
Modbus Protocol Guide
Page 54 of 79
9.2 Master Reset
Activating the Master Reset coil performs a software reset of the 3095FB. This is similar to
shutting off the power and then reapplying power. The Master Reset takes approximately 500
milliseconds to complete.
9.3 Restoring Nonvolatile Database to Factory Defaults
Forcing the coils shown below to ON will reset the variables shown in the table below. The
transmitter must then be reset to ensure data integrity.
Table 9-2 Master Reset
Modbus Access
DESCRIPTION
Address
Address
Type
Attributes
Functional
Area
Data / Control
0002 Coil R/W Diagnos-
tics
Master Reset
*Attributes: R/W = Read/Write, RO = Read Only, WP = Write Protected
**These registers are available at multiple Modbus addresses (see Section 2.3 located in
the Modbus Protocol Guide
Table 9-3 Restoring Nonvolatile Database
Modbus Access
DESCRIPTION
Address
Address
Type
Attributes
Functional
Area
Data / Control
0035 Coil R/W, WP Restore
Nonvola-
tile Data-
base
Restore Modbus Section 1
Transmitter Address
Turnaround Delay Time
Calibration Flag
1
50 ms
OFF
0036 Coil R/W, WP Restore Modbus Section 2
Message
Descriptor
Transmitter Tag
User Entered Date
32 spaces
16 spaces
8 spaces
April 10, 1996