Vaisala HUMICAP MMT310 Manuel de service Page 79
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- Table des matières
- MARQUE LIVRES
Noté. / 5. Basé sur avis des utilisateurs
77
For more information, visit
www.vaisala.com or contact
us at sales@vaisala.com
Technical data
Measured variables
DEWPOINT TEMPERATURE
Measurement range -80 ... -30 °C (-112 ... +14 °F)T
d
Accuracy ±2 °C (3.6 °F) T
d
Non-calibrated range -100 ... +20 °C (-148 ... +68°F)T
d
Analog output scalings
option 1 -80 ... +20 °C (-112 ... +68 °F) T
d
option 2 -100 ... 0 °C (-148 ... +32 °F) T
d
option 3 user-specifi ed output scaling
Accessories
Connection cable for MI70 hand-held
indicator 219980
USB cable for pc connection 219690
Sampling cells (available for ISO G½”)
basic sampling cell DMT242SC
with Swagelok 1/4” male connectors DMT242SC2
with a quick connector and leak screw DSC74
two-pressure sampling cell DSC74B
Dimensions
Operating environment
Temperature -40 ... +60 °C
(-40 ... +158 °F)
Relative humidity 0 ... 100 % RH (up to + 20°C/68 °F)
Pressure 0 ... 50 bar (725 psia)
Measured gases non-corrosive gases
Sample fl ow rate no effect on measurement accuracy
Outputs
Two analog outputs (scalable) 4 ... 20 mA, 0 ... 20 mA
(3 wire) 0 ... 5 V, 0 ... 10 V
Accuracy of analog outputs ± 0.01V / ±0.01 mA
Digital output RS485 (2-wire)
Alarm-level indication by analog signal user selectable
Purge or autocalibration information 5 V, 10 V, 20 mA or LED
General
Sensor Vaisala DRYCAP
®
180U
Thin-film capacitive polymer sensor
Recommended calibration interval 2 years
Operating voltage with
RS485 output 11* ... 28 VDC
voltage output 15* ... 28 VDC
current output 21 ... 28 VDC
*For extended temp. down to -40 °C (-40 °F) or pressure up to
50 bar (725 psia), the supply voltage is 21 ... 28 VDC.
Response time 63 % [90 %] at a gas temperature of +20 °C (+68 °F)
and pressure of 1 bar
-80 -30 °C (-112 -22 °F) T
d
10 s [20 s]
-30 -80 °C (-22 -112 °F) T
d
2 min [30 min]
PPM VOLUME CONCENTRATION
Measurement range (typical) 0 ... 500 ppm
Accuracy at +20 °C (+68 °F),
1013 mbar ±(0.2 ppm + 20 % of reading)
Supply current
normal measurement 20 mA + load current
during self-diagnostics max. 220 mA pulsed
External load for
voltage output min. 10 kOhm
current output max. 500 Ohm
Housing material (wetted parts) AISI316L
Stainless steel mesh fi lter AISI303, fi lter grade 18 µm
Mechanical connections ISO G½, ”NPT ½, UNF 3/4”- 16”
Housing classifi cation IP65 (NEMA 4)
Storage temperature range -40 ... +80 °C (-40 ... +176° F)
Weight (ISO G½”) 190 g (6.70 oz)
Complies with EMC standard EN61326-1, Electrical equipment for
measurement control and laboratory use - EMC requirements;
Industrial environment
76
2.99
Ø
29.5
1.16
Ø
12
0.47
32.5
1.28
120.5
4.74
G 1/2" ISO 228-1
Ø
33
1.3
AW
30
1.18
Ref. B210750EN-A ©Vaisala 2010
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.
- HUMIDITY / DEW POINT / 1
- Vaisala – at your service 5
- Dew Point 6
- Building Automation 8
- Cleanrooms and Chambers 9
- Humidity 12
- Graphical display of 16
- Outputs and power supply 16
- Flexible installation 17
- For moderate humidities 17
- Vaisala HUMICAP® 18
- 41 (1.6) 19
- 51 (2.0) 19
- 192 (7.56) 19
- 253 (9.96) 19
- True humidity readings 20
- Many ways to install 20
- Technical Data 21
- Accessories 21
- Dimensions 21
- Temperature Transmitters 22
- HMP361 for wall mounting 23
- HMP363 for confined spaces 23
- HMP364 for high pressure 23
- HMP365 for high temperature 24
- HMP367 for high humidities 24
- HMP368 for pressurized 24
- Transmitter 28
- Performance 30
- Available options 30
- Annual calibration 30
- Indoor Applications 32
- Measures both humidity 34
- Fast, on-site calibration 34
- Resistant to chemicals 34
- Low maintenance costs 38
- Selectable functions 38
- (HMD/W50) 38
- Demanding applications 40
- Unique warmed probe 40
- Vaisala HUMICAP® Sensor 40
- Chambers 42
- Vaisala INTERCAP 44
- Humidity and Temperature 44
- Probe HMP60 44
- Vaisala HUMICAP 46
- Probe HMP110 46
- Three probes 48
- MI70 Link 48
- HMI41 Indicator and 50
- HMP46 High Temperature Probe 50
- Fast and easy-to-use 54
- HMK15 Humidity Calibrator 56
- DTR500 Solar Radiation and 60
- Precipitation Shields 60
- Versatile outputs and 67
- (wireless) data collection 67
- Easy installation 67
- DMT347 with Small Sized Probe 68
- DMT348 with Probe for 68
- Pipeline Installations 68
- Ensure dry 71
- Measure humidity directly 72
- DMT345, Accurate in hot 72
- OEM Applications 76
- Low maintenance 78
- Vaisala DRYCAP® 80
- Long calibration interval 80
- DSS70A portable 84
- Sampling cells for 84
- Transmitter Series for Oil 86
- Moisture in Oil 86
- The Vaisala HUMICAP 87
- Hand-Held 87
- MMT332 For High Pressure 88
- Installations 88
- MMT337 with Small Sized Probe 88
- Prevent it 91
- Transmitter for Oil 92
- Measurements 98
- Carbon Dioxide 98
- Interchangeable probes 100
- Technical data 101
- Demanding OEM Applications 102
- GMM111 Carbon Dioxide Module 104
- Vaisala CARBOCAP 106
- Two sampling methods 106
- Demand-controlled Ventilation 108
- Features/Benefi ts 110
- GMM112 Carbon Dioxide Module 112
- GMM20W Carbon Dioxide Module 114
- GML20 and GML20T 116
- Process Measurements 118
- Humidity and 121
- Measurement 121
- Environments 121
- Hazardous Areas 122
- Barometric Pressure 124
- PTU300 Models 125
- For more information, visit 128
- Reliable and accurate 129
- HVAC solutions 129
- Take the lab to the fi eld 132
- Standard PTB330TS 134
- PTB210 Digital Barometer 136
- Vaisala BAROCAP® 138
- Accuracy and stability 138
- Applications 138
- Ideal for outdoor 140
- Carefree maintenance 140
- Measuring acoustic 142
- Wind Measurement 146
- Vaisala Service O ering 148
- Vaisala Service Offering 148
- Accredited Body 149
- Accredited Parameters 149
- Vaisala Filters 150
- Vaisala Filters continued 151
- Vaisala Contact Information 153
- ACCURATE 154
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