Yaskawa AC Drive-P1000 Industrial Fan - Manual (Page 238)

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
238 YASKAWA SIEP YAIP1U 01B AC Drive - P1000 Technical Manual