PTC Thermistors as Temperature Sensors
◆ Coding of the temperature through wire colours
Application
◆ Limit temperature monitoring
◆ Electrically actuated motors
◆ Mechanical engineering
◆ Heavy-duty Motors
Features
◆ Very small size for a fast response
◆ Coding of the temperature through wire colours
Structures and Dimensions
■ Leaded PTC Sensor
■ Fixed PTC sensor
Electrical Specifications
Item |
Single PTC |
Double PTC |
Triple PTC |
|
Max. operating voltage |
Vmax |
32V |
32V |
32V |
Rated response Temp. |
TR |
60℃~180℃ |
60℃~180℃ |
60℃~180℃ |
Tolerance of TR |
|
±5℃ |
±5℃ |
±5℃ |
Reprodcibility of TR |
△TR |
±0.5℃ |
±0.5℃ |
±0.5℃ |
Resistance at 25℃ |
R25 |
≤100Ω |
≤200Ω |
≤300Ω |
Resistance at TR-5℃ |
RTR-5 |
≤550Ω |
≤1100Ω |
≤1650Ω |
Resistance at TR+5℃ |
RTR+5 |
≥1330Ω |
≥2660Ω |
≥3990Ω |
Resistance at TR+15℃ |
RTR+15 |
≥4kΩ |
≥8kΩ |
≥12kΩ |
Thermal response time |
ts |
≤5s |
≤5s |
≤5s |
Insulation test voltage |
|
2.5kV |
2.5kV |
2.5kV |
Max. operating Temp. |
|
200℃ |
200℃ |
200℃ |
Storage Temp. |
|
-25~160℃ |
-25~160℃ |
-25~160℃ |
Identification Color For Leads Sensor
TR(℃) |
Single PTC |
Double PTC |
Triple PTC |
60 |
white-grey |
white-yellow-grey |
white-yellow-yellow-grey |
70 |
white-brown |
white-yellow-brown |
white-yellow-yellow-brown |
80 |
white-white |
white-yellow-white |
white-yellow-yellow-white |
90 |
green-green |
green-yellow-green |
green-yellow-yellow-green |
100 |
red-red |
red-yellow-red |
red-yellow-yellow-red |
105 |
blue-grey |
blue-yellow-grey |
blue-yellow-yellow-grey |
110 |
brown-brown |
brown-yellow-brown |
brown-yellow-yellow-brown |
115 |
blue-green |
blue-yellow-green |
blue-yellow-yellow-green |
120 |
gray-gray |
gray-yellow-gray |
gray-yellow-yellow-gray |
125 |
red-green |
red-yellow-green |
red-yellow-yellow-green |
130 |
blue-blue |
blue-yellow-blue |
blue-yellow-yellow-blue |
135 |
red-black |
red-yellow-black |
red-yellow-yellow-black |
140 |
white-blue |
white-yellow-blue |
white-yellow-yellow-blue |
145 |
white-black |
white-yellow-black |
white-yellow-yellow-black |
150 |
black-black |
black-yellow-black |
black-yellow-yellow-black |
155 |
blue-black |
blue-yellow-black |
blue-yellow-yellow-black |
160 |
blue-red |
blue-yellow-red |
blue-yellow-yellow-red |
165 |
blue-brown |
blue-yellow-brown |
blue-yellow-yellow-brown |
170 |
white-green |
white-yellow-green |
white-yellow-yellow-green |
180 |
red-white |
red-yellow-white |
red-yellow-yellow-white |
Ordering Example
Related information
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