0
5,000
10,000
15,000
10677
2733
716
20,000
25,000
-50
0
50
100
150
Temperature ( °C)
Resistance (
W
)
Figure 5.70 Temperature and Resistance of NTC Thermistor
L1-15 to L1-20 can determine the overheat protection settings using the NTC thermistor input. Parameter descriptions are
listed below.
n
L1-15: Motor 1 Thermistor Selection (NTC)
Note:
This parameter is only available in models 4A0930 and 4A1200.
No.
Name
Setting Range
Default
L1-15
Motor 1 Thermistor Selection (NTC)
0 to 2
0
Setting 0: Disabled
Setting 1: Thermistor Input by Analog Input
Setting 2: Thermistor Input by Special Thermistor Input
n
L1-16: Motor 1 Overheat Temperature
Note:
This parameter is only available in models 4A0930 and 4A1200.
Sets the temperature that will trigger an overheat fault (oH5) for motor 1.
No.
Name
Setting Range
Default
L1-16
Motor 1 Overheat Temperature
50 to 200 °C
120 °C
n
L1-17: Motor 2 Thermistor Selection (NTC)
Note:
This parameter is only available in models 4A0930 and 4A1200.
No.
Name
Setting Range
Default
L1-17
Motor 2 Thermistor Selection (NTC)
0 to 2
0
Setting 0: Disabled
Setting 1: Thermistor Input by Analog Input
Setting 2: Thermistor Input by Special Thermistor Input
n
L1-18: Motor 2 Overheat Temperature
Note:
This parameter is only available in models 4A0930 and 4A1200.
Sets the temperature that will trigger an overheat fault (oH5) for motor 2.
No.
Name
Setting Range
Default
L1-18
Motor 2 Overheat Temperature
50 to 200 °C
120 °C
n
L1-19: Operation Time at Thermistor Disconnect (NTC)
Note:
This parameter is only available in models 4A0930 and 4A1200.
Determines drive operation when a thermistor disconnect fault (THo) occurs.
5.8 L: Protection Functions
YASKAWA SIEP YAIP1U 01C AC Drive - P1000 Technical Manual
239
5
Parameter Details
