SmartReader Plus1
SmartReader Plus2
SmartReader Plus3
SmartReader Plus4
SmartReader Plus5
SmartReader Plus6
SmartReader Plus7
SmartReader Plus8
SmartReader Plus9
SmartReader Plus10

SmartReader Plus4 Specifications
The SmartReader Plus 4 data logger provides easy monitoring and troubleshooting of pneumatic control systems. The unit is completely self-contained with a 1/4o quick release pressure fitting to allow a fast and trouble-free connection. As an added bonus, the SmartReader Plus 4 also monitors temperature and relative humidity.
Calibrated Accuracy +/- 0.5% of full scale @ 25oC (77oF)
Pressure Range, Resolution and Accuracy +/- 10" H20; 0.006"; +/- 2% FS @ 25oC (77oF)
0 to 5 psi (30 kPa); 0.003 psi (0.02 kPa); +/- 1% FS @ 25oC (77oF)
0 to 30 psi (200 kPa); 0.015 psi (0.10 kPa); +/- 0.5% FS @ 25oC (77oF)
0 to 100 psi (700 kPa); 0.05 psi (0.34 kPa); +/- 0.5% FS @ 25oC (77oF)
Accessories ACR EH-020A RH/Temperature Probe
ACR ET Series Temperature Probes or any NTC thermistor probe
SmartReader Plus4 LPD Specifications
The SmartReader Plus 4 LPD (Low Pressure Differential) 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.
Sensor Type: Silicone piezoresistive strain gauge
Pressure Ranges: +/- 0.5" WC (water column)
+/- 1.0" WC
+/- 2.0" WC
+/- 5.0" WC
+/- 10" WC
Maximum Pressure: 4 times full scale
Media: Non-corrosive gases and dry air
Accuracy: Calibrated:
+/- 0.05กจ for 0.5กจ, 1.0กจ and 2.0กจ ranges
+/- 1.0กจ for 5.0กจ and 10.0กจ ranges
Thermal:
+/- 0.5% FS (over compensated range)
Resolution: < 0.01กจ WC
Non-linearity: +/- 0.05% FS (best fit straight line)
Hysteresis & Repeatability: +/- 0.05% FS (typical)
Long-Term Stability: +/- 0.5% FS