Series 520 Ozone Monitor


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Series 520
Ozone Monitor

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Monitor Specifications

Sensor Heads	Low	High
Measurement range	0.000 to 0.500 ppm	0.00 to 20.00 ppm
Accuracy	± 0.010 ppm (0 to 0.100 ppm) ± 10% (0.100 to 0.500 ppm)	± 10% (0.50 to 2.00 ppm)
		± 15% (2.00 to 20.00 ppm)
Resolution	0.001 ppm	0.01 ppm
Response rate	95 seconds (T90)	35 seconds (T90)
Sensor type	Gas-sensitive semiconductor
Operating temperature range	-5°C to 50°C; 23°F to 122°F (sensor head and base unit)
Relative humidity limit	95% maximum (sensor head and base unit)

Base Unit
Measurement units	ppm or mg/m3
Removable / replaceable sensor head	Yes
On-board alarm	Yes
Alarm status displayed	Yes
Low battery indication	Yes
Alarm mute function	Yes
Sensor status	Yes
Stand-by mode	Yes
External signal for alarms & control	Transistor output, 150mA max
External signal functions	Low Alarm, High Alarm & Control
Analog output	0 - 5 V
Power supply	12 VDC, 800 mA
Rechargeable battery pack	9.6V Ni-MH (5 hours operation)
Remote Sensor Capability	Yes
Enclosure rating	IP41 & NEMA 2 equivalent
Size (with sensor head)	254 x 180 x 90 (mm)
Weight (with sensor head and battery)	< 1.2 kg; < 42 oz
Approvals	Part 15 of FCC Rules EN 50082-1: 1997 EN50081-1: 1992
Data interface with PC	Serial RS232
On Board Data Logging	8,000 data points
Data logging independent of PC	Yes
Data logging direct to PC	Yes
On-board real-time clock	Yes
Data logging software supplied	Yes

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