Dwyer DL75 低压数据记录仪，0.04秒-8小时采样，21,500次读取，HVAC使用 (5 inH₂O, Id Tube, 1/8 in)

Drift: ± 0.5% FS/yr

Memory: 21,500 Readings

Weight: 4 oz

Materials: Polyphenylene ether, Polystyrene

Compliance: CE

Hysteresis: ± 0.05%

Input Type: Temperature, Differential Pressure

Resolution: ± 0.01 in w.c, 12 bits (1 in 4096)

Stop Modes: Adjustable Delay Stop

Sensor Type: Internal Thermistor and Differential Pressure Sensor

Accuracy Note: ± 0.05 w.c. (up to 2˝ range) ± 0.1 (5˝ and 10˝ range)

Non-Linearity: ± 0.05% FS

Pressure, Max: 5 inH₂O

Pressure, Min: -0.5 inH₂O

Repeatability: ± 0.05%

Clock Accuracy: ± 2 s/day + one sampling interval

Proof Pressure: 4x Full Scale

Resolution Note: Internal Thermistor Resolution: 0.7°F (0.4°C), R25 value equal to 10,000Ω [10kΩ @ 25°C (77°F)]

Power Consumption: 5 to 10 µA

Pressure Accuracy: ± 0.05 inH2O

Relative Humidity: 0 to 95%, Non-Condensing

Supply Power Note: 3.6 V TL5134 Lithium Metal Battery, internal, Factory Replaceable

Supply Power Type: Battery

Number of Channels: 2

Media Compatibility: Argon, Carbon dioxide, Clean Dry Air, Helium, Nitrogen, Non-Corrosive Dry Gases

System Requirements: IBM compatible 386 or above and Windows® 3.1 or later with 2 MB RAM and 2 MB hard drive disk space, one serial port

Temperature Accuracy: ± 0.5%

Battery Size and Type: 3.6V Li-ion

Temperature Resolution: 0.7 °F

Process Connection Size: 1/8 in

Process Connection Type: Id Tube

Operating Temperature, Max: 158 °F

Operating Temperature, Min: -40 °F

Compensated Temperature, Max: 158 °F

Compensated Temperature, Min: 32 °F

Datasheet