PCE Instruments PCE-WB 20SD Manual
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PCE Instruments PCE-WB 20SD Manual

Air humidity meter
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Manual
Air Humidity Meter
PCE-WB 20SD
PCE Americas Inc.
711 Commerce Way
Suite 8
Jupiter
FL-33458
USA
From outside US: +1
Tel: (561) 320-9162
Fax: (561) 320-9176
info@pce-americas.com
www.pce-instruments.com/english
www.pce-instruments.com
PCE Instruments UK Ltd.
Units 12/13
Southpoint Business Park
Ensign way
Hampshire / Southampton
United Kingdom, SO31 4RF
From outside UK: +44
Tel: (0) 2380 98703 0
Fax: (0) 2380 98703 9
info@pce-instruments.com

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Summary of Contents for PCE Instruments PCE-WB 20SD

  • Page 1 PCE Americas Inc. PCE Instruments UK Ltd. 711 Commerce Way Units 12/13 Suite 8 Southpoint Business Park Jupiter Ensign way FL-33458 Hampshire / Southampton United Kingdom, SO31 4RF From outside US: +1 From outside UK: +44 Tel: (561) 320-9162 Tel: (0) 2380 98703 0...
  • Page 2 SD card real time datalogger HEAT INDEX WBGT METER Model : PCE-WB 20SD Your purchase of this HEAT INDEX WBGT METER with SD CARD DATALOGGER marks a step forward for you into field precision measurement. A l t h o u g h...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS 1. FEATURES................1 2. SPECIFICATIONS..............2 3. FRONT PANEL DESCRIPTION............ 7 3-1 Display................7 3-2 Power Button ( ESC, Backlight Button )........ 7 3-3 Hold Button ( Function, Next Button )........7 3-4 REC Button ( Enter Button, in/Outdoor Button )....7 3-5 SET Button ( Button, Time check Button )......

  • Page 4: Features

    1. FEATURES * Introduction : WBGT ( wet-bulb globe temperature ) was developed as a monitoring basis at US military training camps and became widespread for the use in workplaces and sports situation It is suggested in the international standard ISO 7243, OSHA ( US Occupation Safety ), Japan Society for Occupational Health and the SMA ( Sports Medicine Australia ) in establishing the permissible heat exposure limits in health , sports or...

  • Page 5: Specifications

    * Innovation and easy operation, computer is not need to setup extra software, after execute datalogger, just take away the SD card from the meter and plug in the SD card into the computer, it can down load the all the measured value with the time information ( year/month/date/ hour/minute/second ) to the Excel directly, then user can make the further data or graphic...
  • Page 6 WBGT alarm Adjustable WBGT alarm setting, if the setting WBGT value over the alarm threshold, the buzzer will sound along with the flashing Display. Datalogger Auto 1 second to 3600 seconds Sampling Time @ Sampling time can set to 1 second, Setting range but memory data may loss.
  • Page 7 Operating Less than 85% R.H. Humidity Power Supply Alkaline or heavy duty DC 1.5 V battery ( UM3, AA ) x 6 PCs, or equivalent. DC 9V adapter input. ( AC/DC power adapter is optional ). Power Current Normal operation ( w/o SD card save data and LCD Backlight is OFF) : Approx.
  • Page 8 2-2 Electrical Specifications (23± 5 ℃ Wet bulb globe temperature ( WBGT ) Range Indoor to 59 ℃ ℃ ℃ Outdoor 0 to 56 ℃ ℃ Indoor 32 to 138 ℉ ℉ Outdoor 32 to 132 ℉ Accuracy ± 1 ( 15 to 59 ℃...
  • Page 9 Black globe temperature ( TG ) Range 0 to 80 ℃ ℃ 32 to 176 ℉ ℉ Resolution 0.1 ℃ ℃ 0.1 ℉ ℉ Accuracy ± 0.6 ℃ ℃ ± 1.1 ℉ @ 15 to 40 ℃ ℉ Humidity Range 5 % to 95 % R.H.

  • Page 10: Front Panel Description

    3. FRONT PANEL DESCRIPTION Fig. 1 3-1 Display 3-2 Power Button ( ESC, Backlight Button ) 3-3 Hold Button ( Function, Next Button ) 3-4 REC Button ( Enter Button, in/Outdoor Button ) 3-5 SET Button ( Button, Time check Button ) ▼...

  • Page 11: Measuring Procedure

    4. MEASURING PROCEDURE 4-1 Function selection 1) Turn on the meter by pressing the " Power Button " ( 3-2, Fig. 1 ) momentarily. Pressing the " Power Button " ( 3-2, Fig. 1 ) continuously and > 2 seconds again will turn off the meter.

  • Page 12: Flashing Display

    The meter Temp. display unit is defaulted to " " ℃ If intend to let the meter's temperature unit default to " " , then please refer chapter 7-6, ℉ page 21 ). Wet bulb globe Temp. ( WBGT ) measurement 1) Power on the meter by pressing the "...

  • Page 13: Data Hold

    Dew point Temp. measurement 1) Power on the meter by pressing the " Power Button " ( 3-2, Fig. 1 ). 2) Function select to " Dew point Temp. " measurement. * The upper Display will show the Dew point Temp. value. The lower Display will show the text "...

  • Page 14: Data Record ( Max./ Min. Reading )

    4-3 Data Record ( Max., Min. reading ) 1) The data record function records the maximum and minimum readings. Press the " REC Button " ( 3-4, Fig. 1 ) once to start the Data Record function and there will be a " REC " symbol on the display. 2) With the "...

  • Page 15: Datalogger

    5. DATALOGGER 5-1 Preparation before execute datalogger function a. Insert the SD card Prepare a " SD memory card " ( 1 GB to 16 GB, optional ), insert the SD card into the " SD card socket " ( 3-9, Fig. 1). The front panel of the SD card should face against the the down case.
  • Page 16 5-2 Auto Datalogger ( Set sampling time 1 second ) ≧ a. Start the datalogger Press the " REC Button ( 3-4, Fig. 1 ) once , the LCD will show the text " REC ", then press the " Logger Button " ( 3-6, Fig.

  • Page 17: Manual Datalogger ( Set Sampling Time = 0 Second )

    5-3 Manual Datalogger ( Set sampling time = 0 second ) a. Set sampling time is to 0 second Press the " REC Button ( 3-4, Fig. 1 ) once , the LCD will show the text " REC ", then press the " Logger Button " ( 3-6, Fig.

  • Page 18: Check Sampling Time Information

    5-5 Check sampling time information During the normal measurement ( not execute the Datalogger ), If press " Sampling Button " ( 3-6, Fig. 1 ) once , the lower LCD display will present the Sampling time information in second unit. 5-6 SD Card Data structure 1) When the first time, the SD card is used into the meter, the SD card will generate a folder :...

  • Page 19: Saving Data From The Sd Card To The Computer

    6. Saving data from the SD card to the computer ( EXCEL software ) 1) After execute the Data Logger function, take away the SD card out from the " SD card socket " ( 3-9, Fig. 1 ). 2) Plug in the SD card into the Computer's SD card slot ( if your computer build in this installation ) or insert the SD card into the "...

  • Page 20: Advanced Setting

    EXCEL graphic screen ( for example ) 7. ADVANCED SETTING Under do not execute the Datalogger function, press the " SET Button " ( 3-5, Fig. 1 ) continuously at least two seconds will enter the " Advanced Setting " mode. then press the "...

  • Page 21: Set Clock Time ( Year/Month/Date, Hour/Minute/ Second )

    Remark : During execute the " Advanced Setting " function, if press " Esc Button " ( 3-2, Fig. 1 ) once will exit the " Advanced Setting " function, the LCD will return to normal screen. 7-1 Set clock time ( Year/Month/Date, Hour/Minute/ Second ) When the lower display show "...

  • Page 22: Set Wbgt Alarm Value

    7-2 Set WBGT alarm value When the lower display show " AL " 1) Use the " Button " ( 3-6, Fig. 1 ) or " Button " ( ▲ ▼ 3-5, Fig. 1 ) to adjust the WBGT alarm value. 2) After the WBGT alarm value is selected, press the "...

  • Page 23: Auto Power Off Management

    7-4 Auto power OFF management When the lower display show " PoFF " 1) Use the " Button " ( 3-6, Fig. 1 ) or " Button " ▲ ▼ ( 3-5, Fig. 1 ) to select the upper value to " yES " or "...

  • Page 24: Set Sampling Time

    7-6 Select the Temp. unit to ℃ ℉ When the lower display show " t-CF " 1) Use the " Button " ( 3-6, Fig. 1 ) or " Button " ▲ ▼ ( 3-5, Fig. 1 ) to select the upper Display text to " C " or "...

  • Page 25: Power Supply From Dc Adapter

    2) If select the upper to " yES ", press the " Enter Button " ( 3-4, Fig. 1 ) once again, the Display will show text " yES Enter " to confirm again, if make sure to do the SD memory card format, then press "...

  • Page 26: System Reset

    10. SYSTEM RESET If the meter happen the troubles such as : CPU system is hold ( for example, the key button can not be operated... ). Then make the system RESET will fix the problem. The system RESET procedures will be either following method : During the power on, use a pin to press the "...
  • Page 27 Meter (9W 'D" Connector) Center Pin......Pin 4 (3.5 mm jack plug) Ground/shield.......Pin 2 2.2 K resistor Pin 5 The 16 digits data stream will be displayed in the following format : D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 Each digit indicates the following status : Start Word When send the WBGT display data = 1...

  • Page 28: Appendix

    RS232 FORMAT : 9600, N, 8, 1 Baud rate 9600 Parity No parity Data bit no. 8 Data bits Stop bit 1 Stop bit 12. APPENDIX Recommendations to heat exposure level for working and physical activity. ( Permissible heat exposure threshold limit ) Work/rest regimen Light Moderate Heavy...

  • Page 29: Patent

    WBGT INDEX and PHYSICAL EXERCISE WBGT Flag Activity Intensity < 26.7 ℃ White Normal activity. ( < 80 Caution should be taken. ℉ 26.7 to 29.4 ℃ Green Descretion is required ( 80 to 84.9 in planning intense ℉ physical activity. 29.5 to 31 ℃...

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