Danfoss iC2 Application Manual page 139

Application Guide | iC2-Micro Frequency Converters
Using an analog input and 10 V as supply: Example: The frequency converter trips when the motor temperature is too high. Parameter
setup:
Set P 4.6.7 Motor Thermal Protection to [2] Thermistor Trip.
l
Set P 4.6.8 Thermistor Source to [2] Analog Input 34.
l
12 13 14 15 17 18 20
Figure 74: PTC Thermistor Connection - Analog Input
Table 63: Threshold Cut Out Values
Input digital/analog
Digital
Analog
Check that the selected supply voltage follows the specification of the used thermistor element.
P 4.6.8 Thermistor Source
Select the input at which the thermistor (PTC sensor) should be connected. When using an analog input, the same analog input cannot
be used for any other purpose such as reference or feedback source.
Default value:
0 [None]
Parameter
193
number:
Data type:
enum
Selection number
0
1
2
3
4
6
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OFF
31 32 33 34 35
ON
<800 Ω
Supply voltage
10 V
10 V
R
>2.9 kΩ
NOTICE
Parameter type:
Unit:
Access type:
Selection name
None
Analog Input 33
Analog Input 34
Digital Input 13
Digital Input 14
Digital Input 18
Threshold cut out values
<800 Ω - 2.9 kΩ
<800 Ω - 2.9 kΩ
Selection
–
Read/Write
AB413939445838en-000301 / 130R1254 |
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