Delta OHM HD32.2 Manual
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Delta OHM HD32.2 Manual

Thermal microclimate. wet bulb globe temperature meter
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The kit for the WBGT analysis is composed of:
• HD32.2 instrument, 4 alkaline batteries 1.5 V AA type, instruction manual, case.
• DeltaLog10 Software for warm environments: WBGT analysis.
The necessary probes for the WBGT measurement are:
•
TP3207.2 or TP3207 dry bulb temperature probe
• TP3276.2 or TP3275 globe thermometer probe.
• HP3201.2 or HP3201 natural ventilation wet bulb temperature probe
Our instruments' quality level is the results of the product continuous development. This
can bring about differences between the information written in this manual and the instru-
ment that you purchased. We cannot entirely exclude errors in the manual, for which we
apologize.
The data, figures and descriptions contained in this manual cannot be legally asserted. We
reserve the right to make changes and corrections without prior notice.
HD32.2
WBGT INDEX
ENGLISH
REV. 1.3
31/01/2013

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Summary of Contents for Delta OHM HD32.2

  • Page 1 WBGT INDEX ENGLISH The kit for the WBGT analysis is composed of: • HD32.2 instrument, 4 alkaline batteries 1.5 V AA type, instruction manual, case. • DeltaLog10 Software for warm environments: WBGT analysis. The necessary probes for the WBGT measurement are: •...
  • Page 2 WBGT Wet Bulb Globe Temperature Meter HD32.2...
  • Page 3 HD32.2 1. Inlets for SICRAM probes. 2. Inlet for power supply. 3. Back - enlightened graphic display. 4. Navigation key ▲: it allows the navigation through the menus. During the normal working it se- lects the reset of statistic data.

  • Page 4: Table Of Contents

    10. BATTERY SYMBOL AND BATTERY REPLACEMENT – MAIN POWER SUPPLY ........37 10.1 ......................37 WARNING ABOUT THE BATTERIES USE 11. INSTRUMENT STORAGE ..........................38 12. PRINTING OF THE MEASUREMENT REPORT ..................39 13. TECHNICAL FEATURES ..........................45 14. ORDERING CODES ............................47 14.1 PROBES FOR HD32.2 WBGT I ......................47 NDEX...

  • Page 5: General Features

    1. GENERAL FEATURES HD32.2 is designed for WBGT (Wet Bulb Globe thermometer temperature) index analysis in pres- ence or absence of solar radiation. The instrument is provided with three inputs for probes with SI- CRAM module: the probes have an electric circuit that communicates with the instrument; the sen- sor calibration data are saved in its permanent memory.

  • Page 6: Working Principle

    (Comfort) or thermal uneasiness (Discomfort). In fact, the human body tries to keep the thermal balance in equilibrium conditions in order to keep the body temperature on optimal values. HD32.2 detects the following sizes: • t wet bulb with natural ventilation temperature probe •...
  • Page 7 In the following table are indicated the limit values of the WBGT thermal stress index taken from ISO 7243 regulation: METABOLIC LEVEL, M WBGT LIMIT VALUE RELATIVE TO A TOTAL (FOR A ACCLIMATIZED BEING TO PERSONA NON ACCLIMATATA LEVEL CLASS SINGLE SKIN MEDIUM AREA OF HEAT...

  • Page 8: User Interfaces

    3. USER INTERFACES The user interface is composed of an LCD graphic back - enlighten display and start and set keys of the instrument. With a battery power supplying without pressing any key, the back- lighting switches off after 1 minute. To activate it again, press one key. With external power supply, the back-lighting is always activated.

  • Page 9: The Keyboard

    3.2 T HE KEYBOARD The instrument keys have the following functions: ON-OFF / AUTO-OFF key ON-OFF : it allows switching the instrument on and off. When you switch the instrument on, the first screen will be visualized and, after some seconds, the detected measurements will be visualized.
  • Page 10 ▼key It allows the navigation through the menus. During a normal working, it cancels the choice to reset the statistic data. ►/UNIT key ► It allows the navigation through the menus. UNIT: it allows selecting the temperature measurement unit: °C, °F, °K.

  • Page 11: Working

    HD32.2 WBGT Index Firm.Ver.=01.00 In addition to Delta Ohm logo are indicated the instrument code and the firmware version. After connecting the probes, switch the instrument on: the display, after 10 seconds, will appear in the measurement visualization mode:...

  • Page 12: The Measurement "Unit

    Pressing Enter key, it’s possible to print the immediate data on HD40.1 printer. Example of immediate printing of the data, obtained using HD40.1 printer. NOTES ======================== ISO 7243 WBGT Index Reference regulation ======================== Model HD32.2 WBGT Index Instrument model Firm.Ver.=01.00 Instrument firmware version Firm.Date=2008/12/05 Instrument firmware date SN=12345678...

  • Page 13: Instrument Setting

    4.1.4 Instrument setting To set the instrument up, you enter to the main menu, pressing MENU key. For more details, see the chapter 5. 4.1.5 Start a memorization section (Logging) To start a Logging section, press MEM key: the key starts and stops the memorization (Logging) of a data block that will be kept into the instrument internal memory.

  • Page 14: The Main Menu

    Selecting Info Instrument, you can visualize the information involving the instrument: instrument code and operative programm, firmware version anda date, serial number, instrument calibration date and identification code. WBGT Index 2008/11/10 08:00:00 INFO INSTRUMENT Model HD32.2 Firm.Ver.=01.00 Firm.Date=2008/06/30 Ser. Number=08010000 Calib: 2008/11/10 ID: 0000000000000000...
  • Page 15 To modify the ID, press ENTER. Select the heading that you want to change with ◄► arrows and modify it with ▲▼ arrows. Go on with the other headings and, at the end, confirm with ENTER key. Selecting Info Probe you can visualize the information involving the probes connected to the inlets: INFO PROBE Ch.1:Pt100Tg_50 Cal=2008/06/20...

  • Page 16: Logging Menu

    7. press ENTER to confirm and go back to the main menu; 8. or press ESC to go back to the menu, without modifying anything; 9. press MENU to exit directly from the main menu. NOTE: With reference to the time, you can set hour and minuted, the seconds are always set at 00 (set 00 seconds!).

  • Page 17: Self Shut-Off Mode - The Automatic Switching Off

    Memorization Memorization Memory capacity Memory capacity interval interval 15 seconds About 11 days and 17 hours 10 minutes About 1 year and 104 days 30 seconds About 23 days and 11 hours 15 minutes About 1 year and 339 days 1 minute About 46 days and 22 hours 20 minutes...

  • Page 18: Start/Stop Time - The Automatic Start

    2. To go back to Logging menu, press ESC. 3. To go back to the main menu, press ESC again. 4. To exit directly from the menu press MENU. 5.2.3 Start/stop time – The automatic start The start and the end of the memorization can be programmed inserting the date and the hour. The function offers, as start hour, the current hour will increase of 5 minutes: to confirm, press <ENTER>, vice versa set the date and the hour using the arrows.

  • Page 19: Cancel Auto Start

    1. using ◄ ► arrow key select the data to modify (year/month/day and hour/minutes/seconds); 2. once selected, the data will start flashing; 3. change the valued with ▼▲ keys; 4. confirm pressing ENTER; 5. to be back to Logging menu without modifying anything, press ESC; 6.
  • Page 20 WBGT Index 2008/11/10 08:00:00 Self-timer abort Start scheduled at 2008/11/28 10:29:00 Stop scheduled at 2008/11/28 10:39:00 Press ARROW to delete schedule 3. pressing ▲ key the following message will be visualized: ”Self timer not active”; WBGT Index 2008/11/10 08:00:00 Self timer not active 4.

  • Page 21: Log File Manager

    5.2.5 Log File Manager Through this heading, it’s possible to manage the acquired log sections: the instrument allows printing the acquired data files (Print selected log) and cancelling the whole memory (Erase ALL logs). The instrument can memorize up to 64 sections of LOG numbered progressively from 00 to 63: the list of the sections is placed on 4 lines and 4 columns.
  • Page 22 Example of printing of a logging section, obtained with HD40.1 printer NOTES Log number: 1 Number of logging sections ======================== ISO 7243 WBGT Index Reference rules ======================== Model HD32.2 WBGT Index Instrument model Firm.Ver.=01.00 Version of the instrument firmware Firm.Date=2008/12/05 Date of the instrument firmware SN=12345678 Instrument serial number...
  • Page 23 Print selected log Selecting this heading you can visualize the logging sections that are into the instrument: LOG FILE – 01 – 02 – 03 04 – 05 – 06 – 07 08 – 09 – 10 – 11 12 – 13 – 14 – 15 Date: 2008/11/28 08:59:40 rec: 000039...

  • Page 24: Serial Menu ( Serial Communication )

    2) Log time (Set time for the memorization) It represents the duration of the memorization: after the set time, the memorization stops. The memorization can be finished before the expiration of the set time, pressing MEM key. To disable the function, set the time at 0:00:00. In this case, the memorization stops pressing MEM key or when the memory is full.

  • Page 25: Baud Rate

    5.3.1 Baud Rate Baud Rate represents the speed used for the serial communication with the PC. To set Baud rate, go on as indicated below: 1. select the heading with ▼▲ arrow keys; 2. press ENTER: the following message will be visualized: WBGT Index 2008/11/10 08:00:00 set Baudrate...

  • Page 26: Reset

    6. press MENU to exit immediately from the main menu. The print interval can be set from 0 seconds to one hour: 0 s - 15 s - 30 s - 1 min. - 2 min. - 5 min. - 10 min. - 15 min. - 20 min. - 30 min. - 1 hour. 5.4 R ESET To enter into Reset submenu in order to carry out a complete reset of the instrument, go on as indi-...

  • Page 27: Probes And Measurements

    6. PROBES AND MEASUREMENTS Necessary probes for WBGT measurement: TP3276.2 or TP3275 HP3201.2 or HP3201 TP3207.2 or TP3207 TP3207.2, TP3207 Temperature probe Sensor type: Thin film Pt100 Accuracy: Class 1/3 DIN Measurement range: -40 ÷ 100 °C Connection: 4 wires plus SICRAM module Connector: 8-pole female DIN45326 Cable:...
  • Page 28 TP3276.2, TP3275 Globe thermometer probe Ø=50 mm (TP3276.2), Ø=150 mm (TP3275) Sensor type: Pt100 Accuracy: Class 1/3 DIN Measurement range -10 ÷ 100 °C Connection: 4 wires plus SICRAM module Connector: 8-pole female DIN45326 Cable: Only TP3275 (2m) Shank dimension: Ø=8 mm L= 170 mm (TP3276.2), Ø=14 mm L= 110 mm (TP3275) Response time T...
  • Page 29 HP3201.2, HP3201 Wet bulb probe with natural ventilation Sensor type: Pt100 Accuracy: Class A Measurement range: 4 °C ÷ 80 °C Connection: 4 wires plus SICRAM module Connector: 8-pole female DIN45326 Cable: Only HP3201 (2m) Shank dimension: Ø=14 mm L= 170 mm (HP3201.2), L= 110 mm (HP3201) Scotch length: about 10 cm.

  • Page 30: Instruction, Accuracy And Maintenance Of The Probes

    Measurement In the place where you want to measure, you must assembly the tripod and the probes necessary for the measurement. You set the instrument up and then you start measuring. If the measurement has to be done in other places, you have to move all the equipment in the new measurement position. At the end of the measurement or after some times, the acquired data are transferred to the PC for the elaboration and to allow writing the measurement report/s.

  • Page 31: Serial And Usb Interfaces

    7. SERIAL AND USB INTERFACES HD32.2 has a RS-232C serial interface, galvanically isolated and it has a USB 2.0 interface. As an optional, we can supply, under request: • serial connection cable (code HD2110/RS) with M12 connector from instrument side and 9-pole female connector sub D from the PC side.
  • Page 32 Command Response Description Print instrument's heading User code (set with T2xxxxxxxxxxxxxxxx) ID=0000000000000000 Tw= 19.5 øC Print wet bulb temperature Tg= 22.0 øC Print globe thermometer temperature Print air temperature (dry bulb); 21.6 øC WBGT(i)= 23.0 øC Print indoor WGBT (without solar radiation) WBGT(o)= 24.0 øC Print outdoor WGBT (with solar radiation) Print instrument memory map: if a section is allocated a...

  • Page 33: The Data Memorization And The Data Transfer To Apc

    HE DATA MEMORIZATION AND THE DATA TRANSFER TO A HD32.2 can be connected to RS232C serial port or USB port of a PC and can exchange data and in- formation through DeltaLog10 software that works with Windows. The values measured at the inlets of the instrument by Logging (MEM key) function.

  • Page 34: Connection To A Pc

    8. CONNECTION TO A PC HD32.2 is provided with M12 connector for the connection to the PC. Using HD2110/RS cable, you can connect it to the PC serial port. Using HD2110/USB cable, you can connect it to the PC USB port.
  • Page 35 Using Browse, indicate the installation folder provided at point 5: C:\Programmi\Texas Instruments\USB-Serial Adapter Confirm with OK. If you get the message that the software did not pass the Windows Logo testing, select “Con- tinue”. The USB driver is installed: At the end, click on “Finish”. The installation program requests the files location once more: Repeat the just described steps and provide the location of the same folder (see point 12).

  • Page 36: Instrument Signals And Faults

    9. INSTRUMENT SIGNALS AND FAULTS The following table lists all error indications and information displayed by the instrument and sup- plied to the user in different operating situations: Display indication Explanation This appears if the sensor relevant to the indicated physical quantity is ---.-- not present or is faulty Overflow appears when the probe detects a value that exceeds the ex-...

  • Page 37: Battery Symbol And Battery Replacement - Main Power Supply

    10. B – M ATTERY SYMBOL AND BATTERY REPLACEMENT AIN POWER SUPPLY The battery symbol on the display constantly shows the battery charge status. To the extent that batteries have dis- charged, the symbol "empties". When the charge decreases still further it starts blinking. In this case, batteries should be replaced as soon as possible.

  • Page 38: Instrument Storage

    11. INSTRUMENT STORAGE Instrument storage conditions: • Temperature: -25…+65°C. • Humidity: less than 90% RH without condensation. • During storage avoid locations where: • humidity is high; • the instrument may be exposed to direct sunlight; • the instrument may be exposed to a source of high temperature; •...

  • Page 39: Printing Of The Measurement Report

    12. PRINTING OF THE MEASUREMENT REPORT Norm ISO 7243 Norm ISO 7243...
  • Page 40 Warm Environments Norm ISO 7243...
  • Page 41 Warm Environments Norm ISO 7243 Norm ISO 7243...
  • Page 42 Warm Environments Norm ISO 7243...
  • Page 43 Warm Environments Norm ISO 7243...
  • Page 44 Warm Environments Norm ISO 7243...

  • Page 45: Technical Features

    13. TECHNICAL FEATURES Instrument Dimensions (Length x Width x Height) 185x90x40 mm Weight 470 g (complete of batteries) Materials ABS, rubber Display back enlightened, with point die 160x160 points, visible area 52x42mm Working conditions Operative temperature -5 … 50°C Storage temperature -25 …...
  • Page 46 HP3201.2, HP3201 Wet bulb probe with natural ventilation Sensor type: Pt100 Accuracy Class A Measurement range: 4 °C ÷ 80 °C Resolution: 0.1°C Drifting in temperature @20°C: 0.003%/°C Drifting after 1 year: 0.1°C/year Connection: 4 wires plus SICRAM module Connector: 8 –...

  • Page 47: Ordering Codes

    14. ORDERING CODES HD32.2 Kit consists of: • HD32.2 WBGT Index instrument, 4 alkaline batteries 1.5V AA type, instruction man- ual, case. The probes and the cables are not included. • DeltaLog10 Software for warm environments: WBGT analysis. Necessary probes for WBGT measurement: •...
  • Page 48 200cc. of distilled water and n° 3 scotches for HP3201.2 and HP3201 probes HD40.1 printer (it uses HD2110/RS cable) DELTA OHM metrology laboratories LAT N° 124 are accredited by ACCREDIA for Tem- perature, Humidity, Pressure, Photometry / Radiometry, Acoustics and Air Velocity. They can supply calibration certificates for the accredited quantities.
  • Page 49 OTES...
  • Page 50 OTES...
  • Page 51 Delta OHM presso l’Istituto Primario Nazionale di Ricerca Metrologica. The traceability of measures assigned to international and national reference samples is guaranteed by a reference chain which source is the calibration of Delta OHM accredited laboratories reference samples at the Primary National Metrological Research Institute.

  • Page 52: Serial Number

    All DELTA OHM instruments are subject to accurate testing, and are guaranteed for 24 months from the date of purchase. DELTA OHM will repair or replace free of charge the parts that, within the warranty pe- riod, shall be deemed non efficient according to its own judgement. Complete replacement is excluded and no damage claims are accepted.

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