Vaisala HUMICAP MMT310 Manual de servicio Pagina 101

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Technical data
Performance
Measurement Ranges
GMT221 0 ... 2 %
for high concentrations 0 ... 3 %
0 ... 5 %
0 ... 10 %
0 ... 20 %
GMT222 0 ... 2000 ppm
for low concentrations 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
GMT221 ±(1.5 % of range + 2 % of reading)
(applies for concentrations above 2 % of full scale)
GMT222 ±(1.5 % of range + 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 %)
GMT221 20 seconds
GMT222 30 seconds
Warm-up time 30 seconds, 15 minutes full specifi cations
Mechanics
Housing material
transmitter body ABS plastic
probe PC plastic
Housing classifi cation IP65
Weight:
GMT221 max. 280 g
GMT222 max. 300 g
Probe cable length 2 m and 10 m (optional)
Inputs and outputs
Outputs 0 ... 20 or 4 ... 20 mA
and 0 ... 10 V
Resolution of analog outputs 12 bits
Recommended external load:
current output max. 400 Ohm
voltage output min. 1 kOhm
Two pre-or user-defi ned relay
outputs
Relay contacts max. 30VAC/60VDC, 0.5A
Connections screw terminals, 0.5 ... 1.5 mm
2
Operating voltage nominal 24 VAC/DC
Power consumption <4 W
Operating environment
Operating temperature -20 ... +60 °C (-4 ... +140 °F)
with display 0 ... +50 °C (+32 ... +122 °F)
Storage temperature -30 ... +70 °C (-22 ... +158 °F)
Humidity 0 ... 100 %RH, non-condensing
Electromagnetic compatibility EN61326-1, Generic Environment
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
Probe cables
2 m 25665GMSP
10 m 210848GMSP
Calibrator for interchangeable probes GMK220
Wall Assembly Plate GM45160
In-soil adapter for probe 211921GM
Serial COM adapter 19040GM
Calibration adapter for probe 26150GM
Ref. B210827EN-B ©Vaisala 2009
This material is subject to copyright protection, with all
copyrights retained by Vaisala and its individual partners. All
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
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