Vaisala HUMICAP HM70 User Manual
  1. Manuals
  2. Brands
  3. Vaisala Manuals
  4. Measuring Instruments
  5. HUMICAP HM70
  6. User manual

Vaisala HUMICAP HM70 User Manual

Hand-held humidity and temperature meter
Hide thumbs Also See for HUMICAP HM70:
Table of Contents

Advertisement

Quick Links

Download this manual See also: User Manual
USER'S GUIDE
®
Vaisala HUMICAP
Hand-Held
Humidity and Temperature Meter
HM70
M210297EN-D

Advertisement

Table of Contents
loading

Related Manuals for Vaisala HUMICAP HM70

Summary of Contents for Vaisala HUMICAP HM70

  • Page 1 USER'S GUIDE ® Vaisala HUMICAP Hand-Held Humidity and Temperature Meter HM70 M210297EN-D...
  • Page 2 The contents are subject to change without prior notice. Please observe that this manual does not create any legally binding obligations for Vaisala towards the customer or end user. All legally binding commitments and agreements are included exclusively in the applicable supply contract or Conditions of...

  • Page 3: Table Of Contents

    Safety..................5 Recycling .................. 5 Warranty ..................6 CHAPTER 2 PRODUCT DESCRIPTION ................7 ® Vaisala HUMICAP Hand-Held Temperature and Humidity Meter HM70 ................7 Display Parameters ..............7 CHAPTER 3 PREPARATIONS BEFORE USE..............9 Installing and Recharging of Batteries ........9 Turning ON the Device............
  • Page 4 User's Guide _______________________________________________________________________ Button Click and Backlight on Button Press ......22 Setting Date and Time............22 Device Information ..............23 Reverting Factory Settings ..........23 CHAPTER 7 RECORDING DATA ..................25 Recording ................25 Stopping Recording ...............26 Viewing Recorded Data............26 Checking Memory Status............27 Deleting All Recorded Files ...........27 MI70 Link Program for Transferring Recorded Data to PC................28 MI70 Link Program for Real-Time PC Monitoring....28...
  • Page 5 ERROR MESSAGES..................63 CHAPTER 14 MAINTENANCE ................... 65 Changing the Filter..............65 Changing the Battery Pack............ 65 Vaisala Service Centers............66 CHAPTER 15 TECHNICAL SPECIFICATIONS..............67 Probes HMP75, HMP76 and HMP77........67 Measured Variables ............67 Relative Humidity ............67 Temperature..............
  • Page 6 Accuracy of Wet Bulb Temperature °C ......70 Accuracy of Absolute Humidity g/m³ ......70 General ..................70 MI70 Indicator................71 Indicator General ..............71 Battery Pack ..............72 General about Vaisala Hand-Held Humidity and Temperature Meter HM70 ..........72 Electromagnetic Compatibility ........72 Accessories................73 Dimensions in mm (inches)...........74 4 ____________________________________________________________________ M210297EN-D...

  • Page 7: Chapter 1 General Information

    Chapter 1 _________________________________________________________ General Information CHAPTER 1 GENERAL INFORMATION Safety Throughout the manual, important safety considerations are highlighted as follows: WARNING Warning alerts you to a potential hazard. If you do not read and follow instructions very carefully at this point, there is a risk of injury or even death.

  • Page 8: Warranty

    The allegedly defective Product or part shall, liability shall under no circumstances exceed the should Vaisala so require, be sent to the works of invoice price of any Product for which a warranty Vaisala or to such other place as Vaisala may...

  • Page 9: Chapter 2 Product Description

    HMP75/HMP76/HMP77 probe. HM70 Hand-held humidity meter ® incorporates Vaisala's advanced HUMICAP technology which enables reliable and high performance humidity measurement. Vaisala HM70 is delivered with a factory calibration certificate. Display Parameters RH relative humidity (% RH) T temperature (°C/°F) : dewpoint/frostpoint temperature (°C/°F)
  • Page 10 User's Guide _______________________________________________________________________ MI70 indicator Recharger connector Connector ports for probes and cables Calibration button under the screw Power ON/OFF Probe HMP75/76/77 Probe filter Port II Port I HMP76 PROBE HMP75 PROBE HMP77 PROBE Rugged probe with a Basic probe for relative humidity Cable probe for industrial long stainless steel and temperature measurement...

  • Page 11: Preparations Before Use

    Chapter 3 _____________________________________________________ Preparations Before Use CHAPTER 3 PREPARATIONS BEFORE USE Installing and Recharging of Batteries If you are using alkaline batteries, unscrew the back plate of the indicator and insert the alkalines. If HM70 is ordered with rechargeable battery pack, it is already in place as shipped from the factory.

  • Page 12: Turning On The Device

    User's Guide _______________________________________________________________________ Turning ON the Device Connect the probe to the either of the base connectors of the indicator. Press button. Select the language by using buttons. Confirm by pressing . You can select the language later as well, see SELECT page 20.

  • Page 13: Taking Measurements

    Chapter 4 _______________________________________________________ Taking Measurements CHAPTER 4 TAKING MEASUREMENTS See Chapter 3 Preparations Before Use if you are starting the HM70 for the first time, otherwise follow instructions below: Connect the probe to MI70-indicator. Press button. POWER ON/OFF If you have a chemical purge option in your probe (HM70 series probe versions B), remember to carry out chemical purge regularly, see page 30.

  • Page 14: Beware Of Temperature Differences

    User's Guide _______________________________________________________________________ Beware of Temperature Differences In humidity measurement and especially in calibration it is essential that temperature of the probe and measuring environment is the same. Even a small difference in temperature between the environment and the probe causes an error. As the curve below shows, if the temperature is +20 °C and the relative humidity 100 %RH, a difference of ±1 °C between the environment and the probe causes an error of ±6 %RH.

  • Page 15: Buttons, Displays And Menus

    Chapter 5 __________________________________________________Buttons, Displays and Menus CHAPTER 5 BUTTONS, DISPLAYS AND MENUS Buttons and Navigation To open a menu view 1. Press an arrow button 2. Press this shortcut button Shortcut buttons Arrow buttons Power ON/OFF Press down the button until the indicator turns on/off. POWER ON/OFF Press the buttons to activate the function shown above the button.

  • Page 16: Basic Display

    User's Guide _______________________________________________________________________ Basic Display Selected quantities. Up to three of the quantities can be selected at a time. RH relative humidity (% RH) T temperature (ºC/ ºF) : dewpoint/frostpoint temperature (ºC/ ºF) : dewpoint temperature (ºC/ ºF) a : absolute humidity (g/m / gr/ft x : mixing ratio (g/kg / gr/lb) : wetbulb temperature (ºC/ ºF)

  • Page 17: Graphical Display

    Chapter 5 __________________________________________________Buttons, Displays and Menus Graphical Display Graphical display shows you the measurements in a form of curve. From the curve you can examine the data trend and history of the last minutes. Graphical display shows firstly the curve of the uppermost quantity shown in a basic display.
  • Page 18 User's Guide _______________________________________________________________________ This page intentionally left blank. 16 ___________________________________________________________________ M210297EN-D...

  • Page 19: Chapter 6 Settings

    Chapter 6 ___________________________________________________________________Settings CHAPTER 6 SETTINGS Pressure Setting In pressurized environments, the actual process pressure value shall be set to HM70. The pressure can be given in the following units: hPa: Absolute pressure given in the unit of hPa. barg Gauge pressure given in the unit of bar.

  • Page 20: Display Settings

    User's Guide _______________________________________________________________________ Display Settings → Quantities and Units All the quantities and units are shown in page 7. 1. Open the press MENU; OPEN. 2. Select , press Display 3. Select , press Quantities and units 4. To select a quantity, move on the quantity you want by using the arrow buttons, press SELECT 5.

  • Page 21: Hold/Save Display

    Chapter 6 ___________________________________________________________________Settings Hold/Save Display Hold/Save function enables you to freeze a certain display reading. This reading can be saved into the memory. Open press MENU: OPEN. 2. Select , press Display 3. Select Hold/Save display. 4. Press to freeze the display. The frozen measurement data is HOLD displayed.

  • Page 22: User Interface

    User's Guide _______________________________________________________________________ To get the curve of the other selected quantities, press NEXT. To get the curves of the all quantities, press until text NEXT ALL is shown instead of NEXT. Then press To zoom in the curve, press the arrow button . To zoom out, press the button .

  • Page 23: Automatic Power Off

    Chapter 6 ___________________________________________________________________Settings Automatic Power OFF As shipped from factory, HM70 has a default setting which turns the power off automatically after 15 minutes of inactivity. This is to conserve the battery. In case you want to change the inactivity time setting to 60 minutes or turn off the automatic power off function, follow the instructions.

  • Page 24: Button Click And Backlight On Button Press

    User's Guide _______________________________________________________________________ Button Click and Backlight on Button Press Open the press MENU: OPEN. Select , press Settings Select press User interface, To turn OFF or ON sound effect while pressing the buttons, select and press Key Click ON/OFF To turn OFF and ON backlight while pressing the buttons, select press Backlight on key...

  • Page 25: Device Information

    Chapter 6 ___________________________________________________________________Settings Device Information → The basic information about the indicator and the probe is found as follows: Open the press MENU: OPEN Select , press Settings Select press Device information, SHOW. The first display gives the information on the MI70 indicator. Press to get the information on the probe.
  • Page 26 User's Guide _______________________________________________________________________ This page intentionally left blank. 24 ___________________________________________________________________ M210297EN-D...

  • Page 27: Chapter 7 Recording Data

    Chapter 7 _____________________________________________________________Recording Data CHAPTER 7 RECORDING DATA Recording → You can record measurement data and view the recorded data on the display. Press the shortcut alternatively open the select Record, ( MENU, Recording/Viewing) Select , press Record data To change interval, select press Interval, SET.

  • Page 28: Stopping Recording

    User's Guide _______________________________________________________________________ Press SELECT. To set the recording duration, select , press Duration SET. Select the recording duration (1 min, 5 min, 15 min, 30 min, 1 h, 3 h, 12 h, 24 h, 7 d, 30 d, memory full) with arrow buttons and press SELECT.

  • Page 29: Checking Memory Status

    Chapter 7 _____________________________________________________________Recording Data Select the file you want to view, press . The files are identified according to the starting date and time of recording. Press to get the graphical view, press to get GRAPH TIMES the recording timestamps (press to go back the VALUES recorded values).

  • Page 30: Mi70 Link Program For Transferring Recorded Data To Pc

    The recorded data can be transferred to a PC by using MI70 Link program. MI70 Link program can be ordered from Vaisala, see list of accessories on page 73. You can examine the recorded data easily in Windows environment and transfer it further to a spreadsheet program ®...

  • Page 31: Chapter 8 Other Functions

    Chapter 8 ____________________________________________________________ Other Functions CHAPTER 8 OTHER FUNCTIONS Setting Alarm Levels → HM70 is alarming by beeping and blinking the backlight. The alarm turns on when the measured value is not between the alarm limits (permissible area). Alarm level(s) can be set for only one quantity at a time.

  • Page 32: Chemical Purge (Optional)

    User's Guide _______________________________________________________________________ RH and the lower limit so low that it never will be reached (for example 0 % RH). Thus, the HM70 will alert when RH rises above 50 % RH. Select press to activate the alarm and return Alarm ON/OFF, back to the basic display.
  • Page 33 Chapter 8 ____________________________________________________________ Other Functions Open the press MENU: OPEN. Select , press Functions Select press Chemical Purge, START Confirm the starting by pressing Chemical purge takes up to YES. 6 minutes During that time there are no readings on a display. A message display appears once in 15 seconds and it tells you the time required to complete the chemical purge.

  • Page 34: Sensor Preheat (Optional)

    User's Guide _______________________________________________________________________ Sensor Preheat (Optional) Sensor preheat is an optional feature of the HM70 series humidity probes (B-version probes). In some measurement applications, unwanted dew formation makes humidity measurement difficult or even impossible. High humidity combined with rapidly changing outdoor temperature can condense the water vapour in the air onto the sensor head.

  • Page 35: Turning Sensor Preheat On/Off

    Chapter 8 ____________________________________________________________ Other Functions Turning Sensor Preheat ON/OFF The following applies only with humidity probes HMP75B, HMP76B and HMP77B: Open the press MENU: OPEN. Select , press Functions Select press . Confirm the starting by Sensor Preheat, START pressing YES.
  • Page 36 User's Guide _______________________________________________________________________ This page intentionally left blank. 34 ___________________________________________________________________ M210297EN-D...

  • Page 37: Calibration And Adjustment Of Transmitters

    HM70's calibrated reference probe − one or two point calibrations can be done to industrial transmitters and modules (HMP230/240 series, HMT320/330 series, HMM210 modules) by using a MI70 indicator and Vaisala's humidity calibrator HMK15. Calibration Cables For calibration and adjustment connect HM70 to fixed transmitter by...

  • Page 38: Calibration And Adjustment Of Hmd/W 60/70, Hmd/W 20/30 And Hmp130 Series Transmitters

    User's Guide _______________________________________________________________________ Calibration and Adjustment of HMD/W 60/70, HMD/W 20/30 and HMP130 Series Transmitters For checking and adjusting HM60/70 series and HM20/30/130 series transmitters you need a MI70 and a HMP70 calibrated reference probe and a connection cable. Only relative humidity channel of these transmitters can be checked.

  • Page 39: Calibration And Adjustment Of Hmt100 Series Transmitters

    Transmitters You can check and adjust the HMT100 relative humidity measurement with Vaisala HM70 Hand-Held Humidity and Temperature meter. A HM70-connection cable is needed, Vaisala order code: 211339. There are four types of adjustments available: field checking and adjustment using a calibrated reference probe, one-point adjustment using a calibrator, two-point adjustment using a calibrator and LiCl- NaCl adjustment.

  • Page 40: Field Checking And Adjustment Using A Calibrated Reference Probe

    User's Guide _______________________________________________________________________ Turn on both devices (or just the HM70 if HMT100 is on continuously). The reading of the transmitter is shown on the top or middle row of the indicator display, depending on which connector port the connection cable is connected to. Press the button on the HMT100 motherboard to open the adjustment mode.

  • Page 41: One-Point Adjustment Using A Calibrator

    Chapter 9 _______________________________________ Calibration and Adjustment of Transmitters One-Point Adjustment Using a Calibrator When adjusting the transmitter in only one reference condition, please take care that the reference condition represents the measuring environment. MI70 indicator is used now only as a terminal for visualizing and setting the transmitter's RH reading.

  • Page 42: Licl-Nacl Adjustment

    User's Guide _______________________________________________________________________ Choose 2-point adjustment from the MI70 adjustment menu, press SELECT Press when the reading has stabilized in the first reference READY condition (may take 30 minutes or more). You can follow the stabilization from the display. GRAPH Enter the correct reference value in the first condition with the arrow buttons.

  • Page 43: Calibration And Adjustment Of Hmp230/240 Transmitters And Hmm210 Modules

    Chapter 9 _______________________________________ Calibration and Adjustment of Transmitters Press when the reading has stabilized in the LiCl salt READY chamber (may take 30 minutes or more). You can follow the stabilization from the display. GRAPH Remove probe from the LiCl salt chamber and insert the probe head into the NaCl salt chamber.
  • Page 44 User's Guide _______________________________________________________________________ Connect the -calibration cable to the 27159ZZ connector of the HMP230/HMP240-series transmitter connector = 6-pin connector on the left side of the motherboard). - calibration connector of the HMM210 module. Connect the other end of the calibration cable to either of the HM70's connector port located on the bottom of the indicator, see figure on page 35.

  • Page 45: Field Checking And Adjustment Of Humidity By Using A Calibrated Reference Probe

    EXIT 1-Point Humidity Adjustment by Using a Calibrator You can use Vaisala humidity calibrator HMK15 to achieve the reference humidities. MI70 indicator is working as a communicator in the calibration procedure. Follow the steps from 1 to 12 and continue as follows:...

  • Page 46: 2-Point Adjustment By Using A Calibrator

    User's Guide _______________________________________________________________________ 2-Point Adjustment by Using a Calibrator You can use Vaisala humidity calibrator HMK15 in calibration and adjustment. Note that the difference between the two reference humidities shall be at least 50 %. MI70 indicator is working as a communicator in the calibration procedure.

  • Page 47: Calibration And Adjustment Of Hmt320 Series Transmitters

    Chapter 9 _______________________________________ Calibration and Adjustment of Transmitters Calibration and Adjustment of HMT320 Series Transmitters You can check and adjust both humidity and temperature channels. Make the temperature adjustment first in case you adjust both channels. Calibrate your transmitter against a calibrated reference probe of HM70 or against a calibrator's reference humidity by using MI70 indicator in communication.

  • Page 48: Field Checking And Adjustment By Using A Calibrated Reference Probe

    User's Guide _______________________________________________________________________ Field Checking and Adjustment by Using a Calibrated Reference Probe Follow the steps from 1 to 8 and continue as follows: 9. Check that the probes are located in equal conditions and wait until the readings are stabilized (can take 30 minutes or more). If you are near the probes, do not breathe in their direction.

  • Page 49: 2-Point Adjustment By Using A Calibrator

    Chapter 9 _______________________________________ Calibration and Adjustment of Transmitters Enter correct reference value by using the arrow buttons. Press Confirm by pressing YES. Adjustment is done. Press to return to the BACK EXIT basic display. Replace the jumper to pins. CAL.RH Switch off HM70 and detach the calibration cable from MI70 and from the transmitter.

  • Page 50: Calibration And Adjustment Of Hmt330 Series Transmitters

    User's Guide _______________________________________________________________________ the difference between two references is less than 50 %, adjustment can not be done. Adjustment is done. Press to exit the adjustment mode BACK press to return to the basic display. EXIT Replace the jumper to pins.

  • Page 51: Field Checking And Adjustment By Using A Calibrated Reference Probe

    Chapter 9 _______________________________________ Calibration and Adjustment of Transmitters From now on the adjustment is carried out by using the MI70 indicator. Press to start adjustment. Select press SELECT. If RH selected, check the environment settings, if needed. Otherwise press Field Checking and Adjustment by Using a Calibrated Reference Probe Follow the steps from 1 to 8 on page 48 and continue as follows: Check that the probes are located in equal conditions and wait...

  • Page 52: 2-Point Adjustment By Using A Calibrator

    User's Guide _______________________________________________________________________ Remove the filter from the transmitter's probe and insert the probe head into the reference condition. Press to continue adjusting ADJUST Select , press 1-point adjustment SELECT. Press when the reading is stabilized in the reference READY condition (takes about 30 minutes or more) You can follow the stabilization from the...

  • Page 53: Licl-Nacl Adjustment

    Chapter 9 _______________________________________ Calibration and Adjustment of Transmitters Give the higher reference humidity value by using the arrow buttons. Press Confirm the adjustment, press (by pressing return to adjustment mode display and no changes are made). If the difference between two references is less than 50 %, adjustment can not be done.

  • Page 54: Field Checking Of Dmw19 Transmitter

    2. Remove the lid of the DMW19 transmitter. 3. Connect the 211917ZZ- cable to the 6-pins test connector (cable connector position: Vaisala-logo on top) of the DMW19. 4. Connect the other end of the calibration cable to either of the HM70's connector port located on the bottom of the indicator, see figure on page 35.

  • Page 55: Measuring Other Parameters Simultaneously

    MEASURING OTHER PARAMETERS SIMULTANEOUSLY The MI70 indicator is a generic indicator that can be used with Vaisala interchangeable dewpoint (DMP) and carbon dioxide (GMP) probes. Two different probes can be used simultaneously. 1. Turn off the device. 2. Connect the DMP70/GMP70 probe to the other connector port in the bottom of the indicator.
  • Page 56 User's Guide _______________________________________________________________________ This page intentionally left blank. 54 ___________________________________________________________________ M210297EN-D...

  • Page 57: Analog Output Connection

    Chapter 11 ___________________________________________________ Analog Output Connection CHAPTER 11 ANALOG OUTPUT CONNECTION Selecting and Scaling the Analog Output → → → To get analog measurement data, you need the analog output signal cable, see list of accessories on page 73. One voltage signal channel 0...1.0V can be scaled for the selected quantity.
  • Page 58 User's Guide _______________________________________________________________________ 7. Select to set the value for the 0.0V output signal, press 0.0 V (If the analog output is ON, take it OFF) Set the low value by using arrow buttons Press button to choose the sign of the value.

  • Page 59: Calibration And Adjustment Of Hm70 Series Probes

    It is recommended to send the device to Vaisala Service Centers for calibration, see contact information on page 66. Alternatively user can calibrate and adjust HM70 by following the instructions given in this chapter.

  • Page 60: Relative Humidity Adjustment

    User's Guide _______________________________________________________________________ Relative Humidity Adjustment LiCl-NaCl Automatic Adjustment LiCl-NaCl automatic adjustment is a two-point adjustment in reference humidities of 11.3 % (LiCl) and 75 % (NaCl). You don't have to feed the reference values, the HM70 displays the accurate value based on the measured temperature and the Greenspan table stored into the memory of the HM70.

  • Page 61: 1-Point Adjustment

    Chapter 12 _______________________________ Calibration and Adjustment of HM70 Series Probes Press to check the environmental settings, to continue directly adjustment press Now the adjustment mode is on, press to select the ADJUST adjustment method. Select press Press to continue. 2-point adjustment, SELECT.

  • Page 62: Temperature Adjustment

    User's Guide _______________________________________________________________________ Temperature Adjustment Temperature adjustment in one or two points can be done if there is reason to believe that the adjustment is changed. If adjustment is done only in one point, reference condition shall represent the measuring environment.

  • Page 63: 2-Point Adjustment

    Chapter 12 _______________________________ Calibration and Adjustment of HM70 Series Probes 2-Point Adjustment Follow the steps from 1 to 4 and continue as follows: Select . Press to continue. 2-point adjustment SELECT Set the probe to a lower reference temperature. You can follow the stabilization from the display.
  • Page 64 User's Guide _______________________________________________________________________ This page intentionally left blank. 62 ___________________________________________________________________ M210297EN-D...

  • Page 65: Chapter 13 Error Messages

    If HM70 displays an error message, check first that the sensor is connected properly and let the probe dry if there is condensed water in the probe. In case of constant error, please contact Vaisala Service Centers (see page 66). Error Messages −...
  • Page 66 User's Guide _______________________________________________________________________ This page intentionally left blank. 64 ___________________________________________________________________ M210297EN-D...

  • Page 67: Chapter 14 Maintenance

    Screw on the new filter. Changing the Battery Pack A new rechargeable battery pack can be ordered from Vaisala. Change the battery pack as follows: 1. Open the back plate of the indicator by opening the screw of the back plate.

  • Page 68: Vaisala Service Centers

    User's Guide _______________________________________________________________________ Vaisala Service Centers 66 ___________________________________________________________________ M210297EN-D...

  • Page 69: Technical Specifications

    Chapter 15 _____________________________________________________Technical Specifications CHAPTER 15 TECHNICAL SPECIFICATIONS Probes HMP75, HMP76 and HMP77 Measured Variables Relative Humidity Measurement range 0 ... 100%RH Accuracy (including non-linearity, hysteresis and repeatability) at +20 ºC 1 % RH (0 ... 90 % RH) 1.7 % RH (90 ... 100 % RH) at -20...+40 ºC (1.0 + 0.008 x reading) % RH at -40 ...

  • Page 70: Temperature

    User's Guide _______________________________________________________________________ Temperature Measurement ranges HMP75 -20 ... +60 ºC HMP76 -50 ... +120 ºC (to+180 ºC temporarily) HMP77 -70 ... +180 ºC Accuracy at +20°C ±0.2 °C Accuracy over temperature range (see graph): ∆ °C °C -0.1 -0.2 -0.3 -0.4 -0.5...

  • Page 71: Accuracies Of Calculated Variables

    Chapter 15 _____________________________________________________Technical Specifications Accuracies of Calculated Variables Accuracies of the calculated variables depend on the calibration accuracy of the humidity and temperature sensors; here the accuracies are given for ± 2 %RH and ±0.2 °C Accuracy of Dewpoint Temperature °C Relative humidity Temp.

  • Page 72: Accuracy Of Wet Bulb Temperature °C

    User's Guide _______________________________________________________________________ Accuracy of Wet Bulb Temperature °C Relative humidity Temp. 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 — — 0.21 0.21 0.22 0.22 0.22 0.22 0.23 0.23 — — 0.27 0.28 0.28 0.29 0.29 0.29 0.30 0.30 0.31 0.31 0.45 0.45...

  • Page 73: Mi70 Indicator

    Chapter 15 _____________________________________________________Technical Specifications Probe cable length (between indicator and the probe handle) 1.9 m Probe head cable length of HMP77 (from handle to the root of the probe head) 5.0 m Probe head diameter 12 mm (0.47 inch) Weight HMP75 250 g HMP76...

  • Page 74: Battery Pack

    30 days Power consumption during charge 10W max Charging time 4 hour General about Vaisala Hand-Held Humidity and Temperature Meter HM70 Storage temperature -40 ... +70 °C Storage humidity range 0 ... 100 % (non-...

  • Page 75: Accessories

    Chapter 15 _____________________________________________________Technical Specifications Accessories Description Order code AC-Adapters Euro AC-adapter MI70EUROADAPTER UK AC-adapter MI70UKADAPTER US AC-adapter MI70USADAPTER AUS AC-adapter MI70AUSADAPTER Connection cables Analog output signal cable 27168ZZ Connection cable for HM60/70/140 series HMA6070 Connection cable for HM20/30/130 series HMA2030 Connection cable for HMDM200 series 27159ZZ Connection cable for HM320/330-series...

  • Page 76: Dimensions In Mm (Inches)

    User's Guide _______________________________________________________________________ Dimensions in mm (inches) Ø 12 (0.47) MI70 Indicator HMP75 Probe 74 ___________________________________________________________________ M210297EN-D...
  • Page 77 Chapter 15 _____________________________________________________Technical Specifications Ø 12 (0.47) HMP76 Probe HMP77 Probe 37.5 (1.48) 79.5 (3.13) 99.5 (3.92) HMP77 Sensor head VAISALA________________________________________________________________________ 75...
  • Page 78 User's Guide _______________________________________________________________________ This page intentionally left blank. 76 ___________________________________________________________________ M210297EN-D...
  • Page 79 Chapter 15 _____________________________________________________Technical Specifications This page intentionally left blank. VAISALA________________________________________________________________________ 77...
  • Page 80 User's Guide _______________________________________________________________________ www.vaisala.com 78 ___________________________________________________________________ M210297EN-D...

Table of Contents