Rae RAEGuard 2 PID - Specifications

RAEGuard 2 PID User’s Guide
62
17.6 Specifications
Power Supply
5V ±0.25V DC
Current
110 mA max
Power Consumption
< 0.6W
Measuring Range
0 to 100 ppm, 1 to 1000 ppm
Resolution
10 ppb, 100 ppb, 1 ppm (depends on
model)
Response Time
Diffusion (T
90
): 30 s
Pumped (T
90
): 5 s
Calibration
Two-point off-line and field calibration
Accuracy
±2% for calibration point
Zero Drift
±10% FSS/Month
Span Drift
±10% FSS/Month
Analog Output
0.5 - 2.5V (ro=1.0k)
Digital Interface
Serial Interface (UART)
Transmit (Tx): 3.3V TTL
Receive (Rx): 3.3V TTL
Sensor Lifetime
2 years
Operating
Temperature
-20º C to +55º C (-4º F to +131º F)
Humidity
0 to 95% RH non-condensing
EMI/RFI
Highly resistant to EMI/RFI
Compliant with EMC Directive 2004/108/EC
Package
Rugged case for 1.2m drop test
Spray watertight for IP65 rating
Dust membrane for sensor front protection
Size (DxL)
49mm x 150.8mm (1.92″ x 5.94″)
Weight
< 550g (19.4 oz)
Ex entity parameters
Pi: 1.225W; Vi: 6.13V; Ci: 20.2µF; Ii:
1.5A; Li: 1µH