Vaisala HMD70U Service Manual Page 87
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Technical Data
Ref. B211160EN-A ©Vaisala 2011
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 specifications — technical included — are subject
to change without notice.
For more information, visit
www.vaisala.com or contact
us at sales@vaisala.com
Accessories
Connection cable for the MI70/DM70 hand-held 219980
USB connection cable 219690
Protection plug for connector 218675SP
1.5 m Shielded PUR cable with 90° connector 231519SP
3m Shielded PUR cable with 90° connector 231520SP
5 m Shielded PUR cable with 90° connector 231521SP
10 m Shielded PUR cable with 90° connector 231522SP
3.0m Shielded FEP cable with straight connector 226902SP
Weather shield ASM210326SP
Calculated Parameters
Pressure, normalized to 20 °C (68 °F) 1 ... 12 bar (14.5…174 psi)
SF6 or SF6/N2 mixture density 0 ... 100 kg/m
3
ppm moisture, by volume 40 ... 40 000 ppm
Dewpoint, converted to atmospheric
pressure -65 … +30 °C (-85 ... +86 °F)
Measured Parameters
Dewpoint -50 ... +30 °C (-58 ... +86 °F)
Pressure, absolute 1 ... 10 bar (14.5 ... 145 psi)
Temperature -40 ... +80 °C (-40 ... +176 °F)
Operating Environment
Operating temperature of electronics -40 … +60 °C (-40 ... +140 °F)
Operating Pressure 0 … 50 bar (0…725 psi)
Relative humidity 0...100 %
Measured gases SF
6
, SF
6
/N
2
mixture
General
Sensor Vaisala MPS1 multiparameter sensor
Operating voltage 15 ... 28 VDC
20 ... 28 VDC in cold temperatures (-40 ... -20 °C (-40 ... -4 °F))
Supply current, during normal measurement 20 mA
during self-diagnostics max. 300 mA pulsed
Housing material AISI316L
Housing classification IP65 (NEMA4)
Weather shield to be used for continuous outdoor installations
Storage temperature range
transmitter only -40 … +80 °C (-40 ... +176 °F)
shipment package -20 … +80 °C (-4 ... +176 °F)
Mechanical connection DILO DN20, ABB Malmkvist, or
Alstom G1/2” compatible connector
Every connection is helium leak tested at the factory.
Dimensional drawings See the document B211165EN-A
Weight (with DILO adapter) 765 g (27.0 oz)
Complies with EMC standard EN61326-1, Electrical equipment for
measurement, control and laboratory use - EMC requirements;
Industrial environment, Tested levels
EN/IEC 61000-4-2, Electrostatic Discharge 8kV con / 15kV air
EN/IEC 61000-4-3, RF field immunity 10V/m (80MHz-4.2GHz)
EN/IEC 61000-4-4, Electric Fast Transient ±2kV power and signal
EN/IEC 61000-4-5, Surge ±2kV power line to ground / ±1kV signal
line to ground and power line to line
EN/IEC 61000-4-6, Conducted RF
Immunity
10Vemf power line
and digital output
Mechanical vibration
EN/IEC 60068-2-6, Fc Sinusoidial vibration ± 6 g, 5-500 Hz sweep
60 min/axis, 3-axis
Outputs
Digital output RS-485, non-isolated, Vaisala protocol
Connector 4-pin M8
Performance
Dewpoint accuracy ±3 °C (±5.4 °F), see graph below
Dewpoint stability typical drift < 2 °C (3.6 °F) /5 years
Pressure accuracy at 23 °C (73.4 °F) ±0.4 %FS
Pressure temperature dependence ±0.1 %FS/10 °C (18 °F)
Pressure stability typical drift < 1 %FS /5 years
Temperature accuracy
0 ... 40 °C (+32 ... +104 °F) ±0.5 °C (± 0.9 °F)
-40...80 °C (-40 ... +176 °F) ±1 °C (± 1.8 °F)
Density accuracy (pure SF6, 1 ... 10 bara)
0 ... 40 °C (+32 ... +104 °F) ±1 %FS
-40 ... +60 °C (-40 ... +140 °F) ±2.2 %FS
PPM accuracy, typical (5...1000 ppm, 7
bar)
±(7 ppm + 15% of reading)
Sensor response time:
Pressure response time < 1 s
Dewpoint response time* 63% [90%] at 20°C and 1 bar
-50 -> -10 °C Tdf 5 s [ 10 s]
-10 -> -50 °C Tdf 10 s [ 2.5 min]
* system equilibrium related response time is typically longer
0 20
20
0
10
30
-10
-20
-30
10
30 40 50 60
40
Dewpoint temperature (°C)
Temperature of measured gas (°C)
-40 -30 -20 -10 70 80
-40
-50
-60
Not recommended for
continuous measurement
Dewpoint measurement low limit
-70
Accuracy not specified
Accuracy
±3 °C Td
DPT145 Dewpoint Measurement Accuracy
- HUMIDITY / DEW POINT / 1
- PRESSURE / WEATHER 1
- ACC URATE 2
- Humidity 4
- Dew Point 4
- Mounting Options 9
- Graphical Display of 10
- History and 10
- Measurement Trends 10
- Outputs and Power Supply 10
- Options for Every Need 10
- Flexible Installation 11
- For Moderate Humidities 11
- Vaisala HUMICAP® 12
- Performance 12
- Measurement Trends and 12
- Real Time History 12
- 41 (1.6) 13
- 51 (2.0) 13
- 192 (7.56) 13
- 253 (9.96) 13
- 37.5 (1.48) 14
- 79.5 (3.13) 14
- 99.5 (3.92) 14
- Temperature Transmitters 16
- HMP361 for wall mounting 17
- HMP363 for confined spaces 17
- HMP364 for high pressure 17
- HMP365 for high temperature 18
- HMP367 for high humidities 18
- HMP368 for pressurized 18
- Transmitter 22
- Interchangeable Probe 24
- Fast, On-Site Calibration 26
- Measures both Humidity 26
- Resistant to Chemicals 28
- Vaisala INTERCAP 30
- Humidity and Temperature 30
- Transmitter Series HMW80 30
- HVACApplications 32
- Demanding Applications 34
- Unique Warmed Probe 34
- Vaisala HUMICAP® Sensor 34
- Chambers 36
- Probe HMP60 38
- Vaisala HUMICAP 40
- Probe HMP110 40
- Three Probes 42
- MI70 Link 42
- Reliable and Cost-ecient 47
- HVAC Products 47
- Fast and Easy-to-Use 48
- HMK15 Humidity Calibrator 50
- DTR500 Solar Radiation 54
- Versatile Outputs and 61
- (Wireless) Data Collection 61
- Easy Installation 61
- Probe Specifications 62
- Ensure dry 65
- Measure Humidity Directly 66
- DMT345, Accurate in Hot 66
- OEM Applications 70
- Low Maintenance 72
- Dewpoint temperature (°C) 75
- DMT132 Dewpoint Transmitter 76
- DEW POINT 77
- CALCULATED VARIABLES 77
- Indoor Applications 78
- 110 (4 .33) 79
- 85 (3.35) 79
- 33 (1.30) 79
- DSS70A Portable 82
- Sampling System 82
- Sampling Cells for 82
- Pressurized Processes 82
- Online Reliability 86
- Savings Across the Board 86
- Risk-Free, Greener 86
- Solution 86
- The Fruit of Experience 86
- Multiparameter Transmitter 88
- When Moisture is a Problem 89
- Knowledge is Power 89
- Literally 89
- Transmitter Series for Oil 90
- Moisture in Oil 90
- The Vaisala HUMICAP 91
- Hand-Held 91
- R1/2" ISO7/1 92
- Prevent it 95
- Transmitter for Oil 96
- Features/Benefits 100
- Technical Data 101
- 0 ... 2 % 102
- Interchangeable Probes 104
- Demanding OEM Applications 106
- GMM111 Carbon Dioxide Module 108
- Vaisala CARBOCAP 110
- Technology 110
- Two Sampling Methods 110
- Features/Benefi ts 112
- Demand-controlled Ventilation 114
- GMM112 Carbon Dioxide Module 118
- GMM20W Carbon Dioxide Module 120
- Pressure 122
- PTU300 Models 123
- Mechanics 126
- Accessories 126
- Dimensions 126
- IN CONTROLLED ENVIRONMENTS 127
- Take the Lab to the Field 130
- For more information, visit 131
- Standard PTB330TS 132
- PTB210 Digital Barometer 134
- Calculate 137
- Vaisala BAROCAP® 138
- Accuracy and Stability 138
- Applications 138
- Ideal for outdoor 140
- Carefree maintenance 140
- Operating Environment 142
- Available Options 142
- Figure 1 143
- Figure 2 with Process 143
- Valve Actuator and 143
- Test Jacks 143
- Measuring Acoustic 146
- Precipitation 146
- Wind Measurement 150
- Vaisala Service Offering 152
- Accredited Body 153
- Accredited Parameters 153
- Vaisala Filters 154
- Vaisala Filters continued 155
- Vaisala Contact Information 158
- ASIA AND PACIFIC 159
- NORTH AMERICA 159
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