YDYT9800 for the company's one of the main products, the probe head using Japan's imports of temperature difference corrosion-resistant polyphenylene sulfide (PPS) secondary injection molding, the coil was tightly sealed; shell using acid and alkali resistant stainless steel threaded round and epoxy resin encapsulation, moisture-proof, dust-proof; signal cable using PTFE shielded cable, the cable external selection of stainless steel double-button metal hose armored for protection; the circuit part of the design With power supply polarity, output short-circuit protection, wiring errors will not be damaged; non-contact measurement, never wear and tear.

● Operating temperature: -40～+85℃, temperature drift 0.05%/℃.

● Protection grade: IP68.

● Output form: 3-wire voltage or current output.

● Frequency response: 0～10kHz.

Frequency response: 0～10kHz, amplitude frequency characteristic 0～1kHz attenuation less than 1%, 10kHz attenuation less than 5%;

Phase frequency characteristics 0 ~ 1kHz phase difference less than -10 °, 10kHz phase difference less than -100 °.

● Voltage output form sensor power supply:

(1) +12dc ~ +30Vdc power supply, output range 0.1 ~ 10.5V or 1 ~ 5V or 0.5 ~ 4.5V, power consumption ≤ 12mA (excluding output current);

(2) -18Vdc ~ -24Vdc power supply, output range -2 ~ -18V, power consumption ≤ 12mA (without output current);

(3) ± 12Vdc ~ ± 15Vdc power supply, output 0 ~ +5V or 0 ~ +10V or -5 ~ +5V or -10 ~ +10V power consumption ≤ ± 12mA (excluding output current).

Current output form sensor power supply: +18Vdc ~ +30Vdc power supply, 4-20mA current output

● Ripple (maximum output noise peak-to-peak value when the measurement gap is constant): the output ripple of the sensor in the form of voltage output is not greater than 20mV; the output ripple of the sensor in the form of current output is not greater than 30uA.

Load capacity:

The output impedance of the sensor in the form of voltage output is not greater than 51Ω, and the maximum length of the drive signal cable is 300m;

4 ~ 20mA current output form of sensor maximum load resistance is not greater than 750Ω, with the maximum load resistance when the output changes -1%.