Modbus Status Menu; Sensor Offsets Menu - Daikin MicroTech III DPS Installation And Maintenance Manual

Modbus Status Menu

The Modbus Status Menu provides diagnostic information
to qualified service personnel. The items listed provide the
status of the Modbus communications with the various devices
controlled by the internal Modbus network
Table 27: Modbus Status Menu
Item Display
Default Setting
Name
SF MB Status= —
RFEF MB Status= —
OF MB Status= —
IFB MB Status= —
VCmp MB
—
Status=
MBResistance= Yes
ECM Config= Done
SF MB Status is a status only item which indicates the status
of the Modbus communications between the main controller
and the supply fan motor .
RFEF MB Status is a status only item which indicates the
status of the Modbus communications between the main
controller and the return/exhaust fan motor .
OF MB Status is a status only point to indicate if the
compressor is properly communicating with the controller via
Modbus .
IFB MB Status . . .
VCmp MB Status is a status only point to indicate if the
compressor is properly communicating with the controller via
Modbus .
MB Resistance is an adjustable item used turn the main
controller's internal Modbus termination resistor .
ECM Config is an adjustable item used to set or change the
internal Modbus address in the supply and exhaust fan motors
.
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Range Password Level
Fault/OK 2
Fault/OK 2
Fault/OK 2
Fault/OK 2
Fault/OK 2
No/Yess 2
Done
SetAdd1
SetAdd2 2
SetAdd4
SetAddCtl
35

Sensor Offsets Menu

The Sensor Offsets Menu provides a means of calibrating the
various temperature sensor inputs to the unit . Each sensor
can be "biased" by as much as +/- 10 .0°F .
Table 28: Sensor Offset Menu
Item Display
Default Setting
Name
OA Temp= 0 .0°F
DRT1= 0 .0°F
DRT3= 0 .0°F
SRT= 0 .0°F
DFT= 0 .0°F
IRT= 0 .0°F
ORT= 0 .0°F
OM 1263 • MICROTECH UNIT CONTROLLER
Service Menus
Range Password Level
0 .0 – 10 .0°F 2
0 .0 – 10 .0°F 2
0 .0 – 10 .0°F 2
0 .0 – 10 .0°F 2
0 .0 – 10 .0°F 2
0 .0 – 10 .0°F 2
0 .0 – 10 .0°F 2