CHAPTER 2: MODBUS COMMUNICATION MEMORY MAP
UR FAMILY – COMMUNICATIONS GUIDE 2-117
2
" 7A8D ...Repeated for Underfrequency 4  
" 7A9C ...Repeated for Underfrequency 5  
" 7AAB ...Repeated for Underfrequency 6  
Thermal Model (Read/Write Grouped Setting)
M60 7AE0 Thermal Model Function 0 to 1 --- 1 F102 0 (Disabled)
" 7AE1 Thermal Model Curve 0 to 5 --- 1 F099 0 (Motor)
" 7AE2 Thermal Model TD Multiplier 0 to 600 --- 0.01 F001 100
" 7AE3 Thermal Model Bias K Factor 0 to 19 --- 1 F001 0
" 7AE4 Thermal Model Time Constant Running 1 to 65000 min 1 F001 15
" 7AE5 Thermal Model Time Constant Stopped 1 to 65000 min 1 F001 30
" 7AE6 Thermal Model Hot Cold Ratio 0.01 to 1 --- 0.01 F001 100
" 7AE7 Thermal Model RTD Bias 0 to 1 --- 1 F102 0 (Disabled)
" 7AE8 Thermal Model RTD Bias Minimum 0 to 250 °C 1 F001 40
" 7AE9 Thermal Model RTD Bias Center 0 to 250 °C 1 F001 130
" 7AEA Thermal Model RTD Bias Maximum 0 to 250 °C 1 F001 155
" 7AEB Thermal Model Start Inhibit Margin 0 to 25 % 1 F001 0
" 7AEC Thermal Model Block 0 to 4294967295 --- 1 F300 0
" 7AEE Thermal Model Events 0 to 1 --- 1 F102 0 (Disabled)
" 7AEF Thermal Model Target 0 to 2 --- 1 F109 0 (Self-reset)
" 7AF0 Thermal Model Curve Effect 0 to 1 --- 1 F096 0 (Cutoff)
" 7AF1 Speed 2 Thermal Model Curve 0 to 5 --- 1 F099 0 (Motor)
" 7AF2 Speed 2 Thermal Model TD Multiplier 0 to 600 --- 0.01 F001 100
" 7AF3 Reserved 0 to 600 --- 0.01 F001 100
" 7AF4 Thermal Model IEC Curve K Factor 1 to 1.5 --- 0.05 F001 110
" 7AF5 Thermal Model IEC Curve Time Constant 0 to 1000 min. 1 F001 45
Voltage Dependent Overload (Read/Write Grouped Setting)
M60 7B00 Voltage Dependent Overload Function 0 to 1 --- 1 F102 0 (Disabled)
" 7B01 Voltage Dependent Overload Minimum 
Motor Volts
60 to 99 % 1 F001 80
" 7B02 Voltage Dependent Overload Voltage Loss 0 to 4294967295 --- 1 F300 0
" 7B04 VD Overload Stall Current at Minimum Volts 1.5 to 20 × FLA 0.01 F001 450
" 7B05 VD Overload Safe Stall Time at Minimum 
Volts
0.1 to 1000 s 0.1 F001 200
" 7B06 VD Overload Acceleration Intersect at 
Minimum Volts
1.5 to 20 × FLA 0.01 F001 400
" 7B07 VD Overload Stall Current at 100% Voltage 1.5 to 20 × FLA 0.01 F001 600
" 7B08 VD Overload Safe Stall Time at 100% 
Voltage
0.1 to 1000 s 0.1 F001 100
" 7B09 VD Overload Acceleration Intersect at 
100% Voltage
1.5 to 20 × FLA 0.01 F001 500
" 7B0A Speed 2 Voltage Dependent Overload 
Function
0 to 1 --- 1 F102 0 (Disabled)
" 7B0B Speed 2 VD Overload Minimum Motor Volts 60 to 99 % 1 F001 80
" 7B0C Speed 2 Voltage Dependent Overload 
Voltage Loss
0 to 4294967295 --- 1 F300 0
" 7B0E Speed 2 VD Overload Stall Current at 
Minimum Volts
1.5 to 20 × FLA 0.01 F001 450
" 7B0F Speed 2 VD Overload Safe Stall Time at 
Minimum Volts
0.1 to 1000 s 0.1 F001 200
Products Address Register name Range Units Step Format Default