Dwyer DL70 Differential Pressure and Temperature Data Logger

Product Id : 268012

Dwyer DL70 Differential Pressure and Temperature Data Logger are used to monitoring and record low differential pressures and temperature. This Dwyer Differential Pressure and Temperature datalogger include an onboard thermistor for ambient temperature measurement. Sampling rates are user-selectable from 0.04 seconds to 8 hours with First-in first-out or Fill-then-stop sampling options.  
Applications: Air ducts velocity, testing and balancing HVAC systems, verifying room pressure, etc.
1900.84 USD


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Country : United States

Product Description

Dwyer DL70 Differential Pressure and Temperature Datalogger can store up to 21,500 readings and operate totally independently from any external power supply with a built-in lithium battery. Use Model DL200 Windows® software (sold separately) to quickly program the logger or upload data to a computer. This Differential Pressure and Temperature Datalogger is ideal for monitoring air duct velocity, testing and balancing HVAC systems, or verifying room pressure.

Additional Information

Weight 1 kg
Manufacturer Dwyer
Model No DL70
Measuring Parameters Compensated Temperature, Internal Thermistor
Internal Thermistor -40 to 158°F (-40 to 70°C)
Resolution 0.7°F (0.4°C), R25 value equal to 10,000Ω [10kΩ @ 25°C (77°F)]
Compensated Temperature 32 to 158°F (0 to 70°C)
Memory Size 21,500 readings
Accuracy_1 ±0.05" w.c. (up to 2" range), ±0.1" w.c. (5" and 10" range)
Thermal Accuracy ±0.5% FS
Clock Accuracy ±2 sec/day plus one sampling interval
Resolution ±0.01" w.c
Non Linearity ±0.05% FS (BFSL)
Hysteresis and Repeatability ±0.05% FS
Drift ±0.5% FS/yr
Sample Method Continuous (first-in, first-out: not available from 40 ms to 8 sec.), Stop when full (fill-then-stop), or delayed start
Sample Rate Selectable from 0.04 seconds to 8 hours
Operating Temperature -40 to 158°F (-40 to 70°C)
Operating Humidity 0 to 95% RH, non-condensing
Connection Two 1/8" I.D. permanent protective tubing
Service Dry air and noncorrosive gases
Max. Pressure Rating 4X rated pressure
Power Requirements 3.6 V TL5134 lithium metal battery, internal, factory replaceable
Power Consumption 5-10 µA
Housing Material PPE & PS (polyphenylene ether & polystyrene)
Weight 110 Grams

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