Vaisala HMD70U Service Manual Page 45
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43
Technical Data
HMI41 Indicator
Calculated variables dew point temperature, absolute humidity,
wet bulb temperature, mixing ratio
Resolution 0.1 %RH; 0.1 °C/°F
Power supply 4 batteries, type AA (LR 6)
Battery operation time
(alkaline batteries) 72 h continuous use
Auto-off function
Operating temperature -20 ... +60 °C (-4 ... +140 °F)
Storage temperature -40 ... +70 °C (-40 ... +158 °F)
Display two line LCD
Housing material ABS plastic
Housing classification IP53 (with connectors blocked)
Weight (incl. batteries) 300 g
Maximum measurement error of indicator at +20 °C
humidity ±0.1 %RH
temperature ±0.1 °C (±0.18 °F)
HMP42 Probe
HUMIDITY
Measurement range 0 ... 100 %RH
Accuracy (incl. non-linearity, hysteresis and repeatability)
at +20 °C (+68 °F)
0 … 90 %RH ±2 %RH
90 … 100 %RH ±3 %RH
Factory calibration uncertainty (+20 °C / +68 °F)
0 … 15 %RH ±1 %RH
15 … 78 %RH ±1.5 %RH
Temperature dependence of electronics ±0.05 %RH/°C
Typical long-term stability better than 1 %RH per year
Response time (90%) at +20 °C in still air 30 s
Sensor HMP42 HUMICAP
®
MINI
TEMPERATURE
Measurement range HMP42 -40 ... +100 °C (-40 ... +212 °F)
Temperature accuracy over measurement range
HMP46 Probe
HUMIDITY
Measurement range 0 ... 100 %RH, non-condensing
Accuracy (incl. non-linearity, hysteresis and repeatibility)
at +20 °C (+68 °F)
0 … 90 %RH ±1 %RH
90 … 100 %RH ±2 %RH
Factory calibration uncertainty (+20 °C / +68 °F)
0 … 15 % RH ±1 %RH
15 … 78 %RH ±1.5 %RH
Temperature Dependence
Typical long-term stability better than 1 %RH per year
Response time (90%)
at +20 °C in still air w/sintered filter 15 s
Humidity sensor HUMICAP
®
180
TEMPERATURE
Continuous measurement -40 ... +100 °C (-40 ... +212 °F)
Short-term measurement -40 ... +180 °C (-40 ... +356 °F)
Temperature accuracy at +20 °C (+68 °F) ±0.2 °C (±0.36 °F)
Temperature accuracy over the measurement range
Temperature sensor Pt 100 IEC 751 1/3 class B
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
∆°C
-40 -20 0 20 40 60 80 100
T/°C
Temperature sensor PT 100 IEC 751 class B
-40
0
40
16080
120
2
1
0
-1
-2
-20 20 60
100
140
180
1.5
0.5
-0.5
-1.5
error %RH
T/°C
for temporary
use only
°C
-40 -20 0 20 40 60 80 100 120 140 160
T/°C
0.6
0.4
0.2
-0.2
-0.4
-0.6
0
180
- 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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