Emerson iPro - iPro Case Controller MODBUS Master-Slave Networking; MODBUS Network Wire Type Specifications; MODBUS Daisy Chain Wiring; Setting MODBUS Address and Baud Rate

32 • iPro Case Controller I&O Manual FM V1.01 026-1738 Rev 1
Figure 10-1 - Defrost Heater Relay Lockout Indicator
Parameter Description Range
DefTyp
Defrost type Electric/Hot gas
DefDur
Maximum defrost cycle duration 1-360 Minutes
MinDef
Minimum runtime of each defrost cycle 1-45 Minutes
Drip
Number of minutes of dripping time 0-30 Minutes
TermSet
Defrost termination temperature setpoint 0-99° Fahrenheit
MinI
Minimum time between the start of each defrost cycle 1-255 Minutes
DefDly
Minutes of delay of each defrost cycle start 0-30 Minutes
MaxWait
Maximum time the controller can stay in Wait mode 0-60 Minutes
dTS
Defrost term sensor selection Discharge Air, Defrost Term or Coil 
Outlet
TempComb
Defrost termination sensor value combination method Minimum, maximum, average
TermTyp
Method of defrost termination Time, temperature or digital inputs
SHDef%
Defrost position of the electric expansion valves 0% or 100%
SuctionDef%
Defrost position of the EEPR 0% or 100%
SchHour
The scheduled starting hour of the defrost cycle 0-23 Hours
SchMin
The scheduled starting minute of the defrost cycle 0-59 Minutes
SchPerDay
The number of defrost cycles per day 0-6
defrAmpOn Amps required from the CT for defrost heater to be con-
sidered ON
0-60 Amps
defrAmpDel Time delay for defrost heater status to change to ON
once the threshold is reached.
1-90 Seconds
Table 10-8 - Defrost Parameter List