Every product introduced here will be available on a customization basis only.
For engine control
Senses engine coolant temperature.
For control of air-fuel ratios of engines and cooling fans
For automotive air conditioners
Evaporator temperature sensor （Coating type）
Senses evaporator temperature for control of air conditioners for comfort and efficiency.
Evaporator temperature sensor （Fin type）
A type insertable into heat exchangers for direct measurement of fin temperatures.
Senses outdoor temperatures in front of a radiator for control of an air conditioner for comfort and efficiency.
Passenger cabin temperature sensor
Senses passenger cabin temperatures
for control of an air conditioner for
comfort and efficiency.
For hybrid vehicles
Secondary-battery temperature sensors
Monitors heat generated during discharge of secondary batteries for optimal charge control.
Other
Senses ATF temperatures for control of gear shifting shocks and for better fuel efficiency.
Senses cooling water temperatures of
a radiator for
control of
a cooling fan.
Water temperature sensors for engine control
| Zero load resistance | B constant | Thermal time constant | Operating temp. range |
|---|---|---|---|
| R25=2kΩ | B25/50=3500K | 12 sec. max. （in stirred water） | -40 to 120℃ |
・Customized supplies only
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Fuel temperature sensors for engine control
| Zero load resistance | B constant | Dissipation constant | Thermal time constant | Operating temp. range |
|---|---|---|---|---|
| R25 2.1kΩ | B25/50 3480K | 6.5mW/℃ （in water） | 60 sec. max. （in stirred water） | -40℃ to +70℃ |
・Customized supplies only
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Evaporator temperature sensors for automotive air conditioners （Coating type）
| Zero load resistance | B constant | Dissipation constant | Thermal time constant | Operating temp. range |
|---|---|---|---|---|
| R25 2.1kΩ | B25/50： 3480K | 6.5mW/℃ （in water） | 60 sec. max. （in stirred water） | -40℃ to +70℃ |
・Characteristics and connectors may be customized. （Please contact our sales representative.）
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Evaporator temperature sensors for automotive air conditioners （Bracket type）
| Zero load resistance | B constant | Dissipation constant | Thermal time constant | Operating temp. range |
|---|---|---|---|---|
| R3.2=26.36kΩ | B3.2/25=3500K | 1.5mW/℃ （in still air） | 3.0 sec. max. （in stirred water） | -30 to 80℃ |
・Characteristics and connectors may be customized. （Please contact our sales representative.）
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Evaporator temperature sensor for automotive air conditioner （Fin type）
| Zero load resistance | B constant | Dissipation constant | Thermal time constant | Operating temp. range |
|---|---|---|---|---|
| R0=11.36kΩ | B0/25=3400K | 4.5mW/℃ （in still air） | About 3.0 sec. （in stirred water） | -40 to 93℃ |
・Insulation resistance： 100MΩmin.
・Withstanding voltage： 1500V AC for 1 minute
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Outdoor temperature sensors for automotive air conditioners
| Zero load resistance | B constant | Dissipation constant | Thermal time constant | Operating temp. range |
|---|---|---|---|---|
| Customizable | 3.5mW/℃ （in still air） | 1010 sec. max. （in stirred water） | -30～80℃ -30 to 80℃ |
|
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Passenger cabin temperature sensors for automotive air conditioners
| Zero load resistance | B constant | Dissipation constant | Thermal time constant | Operating temp. range |
|---|---|---|---|---|
| Customizable | 5.0mW/℃ （in still air） | 100 sec. max. （in still air） | -30 to 80℃ |
|
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Secondary-battery temperature sensors for hybrid vehicles
| Zero Power resistance | B constant | Dissipation constant | Thermal time constant | Operating temp. range |
|---|---|---|---|---|
| R25=10kΩ | B25/85=3435K | -- | About 30 sec. （in flowing air） | -40 to 85℃ |
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ATF temperature sensors
| Zero load resistance | B constant | Dissipation constant | Thermal time constant | Operating temp. range |
|---|---|---|---|---|
| R100=0.1553kΩ | B40/100=3556K | 3.5mW/℃ （in still air） | No longer than 12.4 sec. （in stirred water） | -40 to 165℃ |
・Oil tightness: No leaks under 98 kPa oil pressure
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Radiator temperature sensors
| Zero load resistance | Operating temp. range |
|---|---|
| （※１） | -40 to 130℃ |
※１ Characteristics of water temperature sensors are dynamic characteristics. No zero load resistance is specified.
・Dynamic characteristics R80＝51.9+4.9/-4.4Ω R100＝27.4+1.9/-1.2Ω （with a specified measurement circuit）
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