The SmartReader Plus 4 LPD (Low Pressure Differential) data logger is a two channel logger with internal pressure and temperature sensors. The low pressure sensor is built into the logger and is capable of measuring low gauge and differential pressure.
Commissioning HVAC systems, monitoring air duct velocity, testing and balancing HVAC systems, monitoring wind speed, verifying positive pressure in critical facilities such as medical and manufacuring, etc.
107mm x 74mm x 22mm (4.2" x 2.9" x 0.9")
110 g (3.75 oz)
NTC Thermistor - 10,000 @ 25°C (77°F)
-40°C to 70°C (-40°F to 158°F)
±0.2°C over the range of 0°C to 70°C (± 0.3°F over the range of 32°F to 158°F)
0.03°C (0.05°F) @ 25°C better than 0.07°C (0.12°F) between -25°C and 70°C (-13°F and 158°F) better than 0.13°C (0.23°F) between -40°C and -25°C (-40°F and -13°F)