Vaisala HUMICAP MMT310 Servisní příručka Strana 103

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Technical data
Carbon dioxide
Measurement ranges
GMM221 for high concentrations 0 ... 2 %, 0 ... 3 %, 0 ... 5 %,
0 ... 10 %, 0 ... 20 %
GMM222 for low concentrations 0 ... 2000 ppm, 0 ... 3000 ppm,
0 ... 5000 ppm, 0 ... 7000 ppm,
0 ... 10 000 ppm
Accuracy (including repeatability, non-linearity and calibration
uncertainty) at 25 °C and 1013 hPa
GMM221 ±(1.5% of range + 2% of
reading)
(applies for concentrations above 2% of full scale)
GMM222 ±(1.5% of reading + 2% of
reading)
Temperature dependence, typical -0.3 % of reading / °C
Pressure dependence, typical +0.15% of reading hPa
Long-term stability <±5 %FS/2 years
Response time (63 %)
GMM221 20 seconds
GMM222 30 seconds
Warm-up time
30 seconds, 15 minutes
full specifi cations
Inputs and outputs
Outputs 0 ... 20 or 4 ... 20 mA, 0 ... 1 V, 0 ... 2V,
0 ... 2.5 V, or 0 ... 5 V
Resolution of analog outputs 12 bits
Recommended external load:
current output max. 200 Ohm
voltage output min. 1 kOhm
Operating voltage 11 ... 20 VDC or 18 ... 30 VDC
Connections screw terminals, wire size 0.5 ... 1.5 mm
2
Power consumption <2.5 W
Operating environment
Operating temperature -20 ... +60 °C (-4 ... +140 °F)
Storage temperature -30 ... +70 °C (-22 ... +158 °F)
Operating pressure 700 ... 1300 hPa
probe 0 ... 100 %RH, non-condensing
mother board 0 ... 85 %RH, non-condensing
Electromagnetic compatibility EN61326-1, Generic Environment
Mechanics
Probe housing material PC plastic
Housing classifi cation (probe only) IP65
Weight: GMM221 (w/2m cable) max. 180 g
Weight: GMM222 (w/2m cable) max. 200 g
Probe cable length 0.6 m, 1 m (high temperature cable),
2 m, 6 m or 10 m (optional)
Accessories
Spare probe GMP221, GMP222
(use the order form to defi ne measurement range etc.)
Clips (2 pcs) for attaching the probe 25245GM
Mounting fl ange for the probe GM45156
CO
2
Calibration Unit GMK220
Probe cables
1 m high temperature probe cable
(180 °C / 365 °F) GMM220Z100SP
2 m probe cable GMM220Z200SP
6 m probe cable GMP343Z600SP
10.0 m probe cable GMP343Z1000SP
Serial COM adapter 19040GM
Dimensions
Dimensions in mm (inches)
Ref. B210856EN-C ©Vaisala 2010
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rights reserved. Any logos and/or product names are trademarks
of Vaisala or its individual partners. The reproduction, transfer,
distribution or storage of information contained in this brochure
in any form without the prior written consent of Vaisala is strictly
prohibited. All specifi cations — technical included — are subject
to change without notice.
For more information, visit
www.vaisala.com or contact
us at sales@vaisala.com
GMP222GMP221
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