TSI Incorporated Q-TRAK Plus 8552, Руководство по эксплуатации и обслуживанию

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Appendix A 50
Instrument Temperature Range
Operating range .............................. 5 to 45
°
C (41 to 113
°
F)
Storage range .................................. -20 to 60
°
C (-4 to 140
°
F)
Data Logging
Data points ...................................... 48,000 (33 days of logging at 1 minute
intervals).
Power Requirements
Batteries .......................................... Four AA-size alkaline or rechargeable
or
AC adapter ...................................... 6 VDC nominal, 300 ma [Q-T
RAK
Plus
monitor mates with 5.5 mm OD x
2.1 mm ID plug, center pin po)]
Approximate battery life ................. Up through 20 hours (alkaline).
Physical
External dimensions........................ 107 mm
x
183 mm
x
38 mm
(4.2 in.
x
7.2 in
x
1.7 in.)
Probe length .................................... 31.2 mm (12.3 in.)
Probe diameter ................................ 1.8 cm (0.75 in.)
Weight ............................................ 0.59 kg (1.3 pounds) [with batteries]
Display............................................ 128
x
64 Graphics display module with
backlight.
Maintenance Schedule
Factory calibration .......................... Annually
User calibration............................... As needed
Serial Interface
Type ................................................ RS-232
BAUD rate ...................................... 9600
Data bits .......................................... 8
Stop bits .......................................... 1
Handshaking ................................... None
Data format ..................................... ASCII
Calibration Gas
CO
2
zero.......................................... Nitrogen or pure air (<10 ppm CO
2
)
CO
2
span ......................................... 1000–5000 ppm CO
2
CO zero........................................... Pure air (<0.5 ppm CO)
CO span .......................................... 35–500 ppm CO
Gas flow rate................................... 0.3 to 0.5 L/min