7
INSTRUCTIONS
SPECIFICATIONS
Typical test conditions, unless otherwise specified: Ambient Temp=23+/-3°C, RH=50%-70%,
Altitude=0 meters
MEASUREMENT SPECIFICATION
Operating Temperature 32°F to 122°F (0°C to 50°C)
Storage Temperature -4°F to 140°F (-20°C to 60°C)
Operating & Storage RH 0-95%, non-condensing
CO
2
MEASUREMENT
Accuracy at 0-3000 ppm ±50 ppm or ±5% of reading, whichever is greater
Accuracy over 3000 ppm ±7%
Repeatability 20 ppm at 400 ppm (standard dev. of 10 readings in 1 minute)
Measurement Range 0-5000 ppm
Display Resolution 1 ppm (0-1000); 5 ppm (1000-2000); 10 ppm (>2000)
Temp Dependence
±0.1% of reading per °C or ±2 ppm per °C, whichever is greater,
referenced to 25°C
Pressure Dependence 0.13% of reading per mm Hg (corrected by user’s altitude input)
Response Time <2 min for 63% of step change or <4.6 min for 90% step change
Warm-up Time <30 sec
TEMP MEASUREMENT
Operating Temperature 32°F to 122°F (0°C -50°C)
Display Resolution 0.1°F (0.1°C)
Accuracy ±1°F (±0.5°C)
Response Time <20 min (63%)
RH MEASUREMENT
Range 10-90%
Accuracy ±5%
Resolution 1% on Main Reading, 0.1% on Max Min Reading
Power Requirements 160 mA Peak, 15 mA average at 5.0V
Optional Battery
Battery Pack is not included. Theoretical calculation (for
reference only, not a guarantee): For a 5000 mAh battery, 200
hrs/8.3 days
Dimension 120 x 91.2 x 27 mm (4.7 x 3.6 x 1.1 inch)
Weight 148 g (5.22 oz)
Device only—AC adapter not included in this weight
DISCLAIMERS:
• USB connection is for power supply only; it cannot communicate with a PC. Unplugging the
device may result in loss of most recent logged data on the chart.
• This device is not intended for workplace hazard CO
2
monitoring, nor intended as a definitive
monitor for human or animal health institutions, life sustenance, or any medical-related situation.
• Hydrofarm assumes no responsibility for any damage or loss suffered by the user or any third
party arising through the use of this product or its malfunction.
• Hydrofarm reserves the right to change the spec without notice.
Note: This device can be powered by an external baery pack (not included). Baery capacity:
larger or equal to 4000 mAh (3000 mAh sll works, with reduced baery life). Recommended bat
-
tery size: smaller than 101 x 60 x 22 mm/4.0" x 2.4" x 0.87" (a slightly larger baery works, but is
not easy to t in the aached velcro strap).