Danfoss VLT Flow Drive FC 111 Design Manual page 43

VLT® Flow Drive FC 111
Design Guide
R
(W)
4000
3000
1330
550
250
-20°C
Illustration 32: Trip due to High Motor Temperature
3.7.3.1 Example with Digital Input and 10 V Power Supply
The drive trips when the motor temperature is too high.
Parameter set-up:
• Set parameter 1-90 Motor Thermal Protection to [2] Thermistor Trip.
• Set parameter 1-93 Thermistor Source to [6] Digital Input 29.
BUS TER.
OFF ON
18 19 27 29 42 45 50 53 54
61 68 69
0/4-20mA A OUT / DIG OUT
OFF
ON
<800 Ω
Illustration 33: Digital Input/10 V Power Supply
3.7.3.2 Example with Analog Input and 10 V Power Supply
The drive trips when the motor temperature is too high.
Parameter set-up:
Danfoss A/S © 2021.04
nominel -5°C
nominel + 5°C
nominel
0/4-20mA A OUT / DIG OUT
12 20 55
C OM A IN
C OM DIG IN
R
>2.9 κΩ
[°C ]
Product Overview
AJ363928382091en-000101 / 130R0983 | 43