Temperature Sensor Selection Guide
Consult this guide to determine which Littelfuse thermistor, RTD, digital temperature indicator, or probe will work best in your application.
Operation (Single Shot)
Input voltage must be applied before and during timing. Upon momentary or maintained closure of the initiate switch (leading edge triggered), the output relay energizes for a measured interval of time. At the end of the time delay, the output de-energizes. Opening or reclosing the initiate switch during timing has no affect on the time delay. The output will energize if the initiate switch is closed when input voltage is applied.
Reset: Reset occurs when the time delay is complete and the initiate switch is opened. Loss of input voltage resets the time delay and output.
Part Number | Actions | Input Voltage (V) | Output Form | Time Delay Range (s) |
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Part Number | Actions | Input Voltage (V) | Output Form | Time Delay Range (s) | |
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120 A | Isolated DPDT | 50 s fixed |