User Manual - MeterMall.com
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1. HyperTerminal Enter a name for the Connection such as Pacer DA400 and choose an icon Connection Description New Connection Enter a name and choose an icon for the connection Name Pacer DA400 Icon 3 8 AB 3 Click OK DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 16 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com On the next window next to Connect using select the COM port you that you are using with your instrument Click OK Connect To xz Pacer DA400 Enter details for the phone number that you want to dial Country region Area code Phone number Connectusing e v re In the next window select the port settings as shown below and click OK The Serial Port settings are also listed at the end of this section COMS3 Properties Port Settings Bits per second 9600 Data bits 8 Parity None Stop bits 1 Flow control Ment v Restore Defaults DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 17 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 602. PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com PACER INSTRUMENTS Model DH500 HYGRO THERMOMETER User Manual DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 1 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com INTRODUCTION Congratulations on your purchase of a DH500 Digital Thermo Hygrometer You now own one of the most accurate reliable and highly regarded temperature and humidity measurement instruments available today Pacer s model DH500 digital thermo hygrometer is a versatile instrument for measuring temperature and humidity in various applications such as HVAC indoor air quality studies industrial process control and research DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 2 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com Warranty This product is fully warranted against defective materials and or workmanship for a period of one year after purchase provided it was not improperly used For y
3. PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com PACER INSTRUMENTS Pacer Instruments Inc PO Box 726 60 Dunbar Street Keene New Hampshire 03431 USA 800 283 1141 603 352 0187 Fax 603 352 1036 sales pacer instruments com www pacer instruments com Copyright 2008 Pacer Instruments Inc Pacer Pacer Instruments DH500 HTP202 and the Pacer Instruments logo are trademarks of Pacer Instruments Inc DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 24 of 24
4. NH 03431 USA sales pacer instruments com Device Manager File Action View Help amp 2 a PRIDELAPTOP ui Batteries P Computer S Disk drives a Display adapters DVD CD ROM drives i Floppy disk controllers A IDE ATA ATAPI controllers IEEE 1394 Bus host controllers Keyboards H E y Mice and other pointing devices he Modems a Monitors Network adapters H E PCMCIA adapters Ports COM amp LPT F Communications Port COM1 jf ECP Printer Port LPT1 EE USB Serial Port COM SM Processors Sound video and game controllers You are now ready to capture the data being measured by your instrument Please refer to Appendix F Viewing and Capturing Data for further instructions DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 14 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com APPENDIX E RS232 COMMUNICATIONS IF EQUIPPED If the instrument is equipped with the RS232 Communications option there will be a three pin male connector on the bottom of the instrument Also an RS232 cable will be included with the instrument This cable will have a three pin female connector on one end and a DBY Female connector on the other end RS232 Data Output Instructions for U
5. PACER INSTRUMENTS INSTRUMENTS PO Box 726 Phone 603 352 0187 PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com Keene NH 03431 USA sales pacer instruments com Note When using analog outputs there is an additional 1 error in the APPENDIX C ANALOG OUTPUTS IF EQUIPPED analog output voltage This is in addition to the normal measurement error gt For example an air velocity reading of 500 FPM would normally have an If the instrument is equipped with the analog output option there will be a five accuracy of 1 of reading 1 digit 6 FPM when the data is viewed pin connector on the bottom of the instrument Also an analog output cable will on the LCD display be included with the instrument This cable will have a five pin connector on gt With the additional error associated with the analog output voltage the one end and four tinned wires on the other end effective accuracy of the analog output for this air velocity measurement will be 2 of reading 1 digit 11 FPM The instrument will output a Voltage between 0 and 5 Volts that corresponds to the Temperature and Relative Humidity measured by the instrument The output Custom Analog Voltage Outputs are also available contact Pacer for details ranges pin assignments and wire colors are given in the table below Also shown is a block diagram of the analog ou
6. com Exporting and Graphing Data Exporting serial port instrument data from the Pacer Instrument to a spreadsheet application such as Microsoft Excel or OpenOffice Calc allows the data to graphed or recorded The simplest way to export the instrument data is to use a terminal emulator program like Windows HyperTerminal and either capture the serial data text to a file menu selection or to manually highlight copy and then paste the instrument data into an editor such as Windows Notepad Once you have the instrument data in a file save the file as a CSV type e g InstrumentData csv Open the file in a soreadsheet application such as Microsoft Excel or OpenOffice Calc A graph of the data as shown below can now be generated 4 Air 0 FPM 2 Air 74 FPM Pacer DA400 Air Velocity 3 Air 141 FPM 4 Ajr 156 FPM 5 Air 141 FPM 6 Air 128 FPM 7 Air 115 FPM BAr 106 FPM 9 Air 96 FPM 10 Air 90 FPM 11 Air 84 FPM a 12 Air 77 FPM 43 Air 74 FPM 14 Air 71 FPM E 15 Air 65 FPM gt 16 Air 62 FPM 17 Air 59 FPM 18 Air 55 FPM 19 Air 52 FPM 20 Air 49 FPM 21 Air 46 FPM 22 Air 43 FPM 2 39 lt lt 6 FF 8 FF MO 1 12 13 Tae AS AG AT 418 9 220 21 22323 2A 23 Air 43 FPM Sample Humber 24 Air 0 FPM DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 21 of 24 PACE
7. 3 352 1036 Keene NH 03431 USA sales pacer instruments com Click on File Properties You will see the window shown below Click on the Settings tab and then click on ASCII Setup as shown below Pacer DA400 Properties Connect To Settings Function arrow and ctrl keys actas Terminal keys Windows keys Backspace key sends CtrkH Del CtH Space Ctr H Emulation Auto detect v Telnet terminal ID ANSI Backscroll buffer lines 500 C Play sound when connecting or disconnecting Input Translation l ASCII Setup Make sure that Append line feeds to incoming line ends is CHECKED as shown below Click OK ASCII Setup ASCII Sending _ Send line ends with line feeds _ Echo typed characters locally Line delay 0 milliseconds Character delay 0 milliseconds ASCII Receiving Append line feeds to incoming line ends Wrap lines that exceed terminal width DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 18 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com You will now receive data from your instrument The graphic below shows the serial port output data from Windows HyperTerminal when connected to a Pacer DA400 Instrument Pacer Instrument HyperTe
8. A sales pacer instruments com APPENDIX D USB DATA OUTPUT IF EQUIPPED lf the instrument is equipped with the USB Communications option there will be a four pin male connector on the bottom of the instrument Also a USB cable will be included with the instrument This cable will have a four pin female connector on one end and a USB Type A connector on the other end USB Data Output Instructions for Use STEP 1 Install a Virtual COM Port VCP Driver on your computer Free VCP drivers can be downloaded for Windows Linux and MAC from FTDI Ltd on their website http www ftdichip com Drivers VCP htm We recommend downloading the setup executable which automatically runs and configures the drivers for you STEP 2 Connect the USB cable included to the male connector on the bottom of your instrument Connect the other end to a USB port on your computer STEP 3 Turn the Instrument ON STEP 4 Verify that the Instrument has been set up as a USB Serial Port with a unique COM port number You only need to do this once For Windows users open the Windows Device Manager found in Control Panel and verify that a USB serial port exists as shown below DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 13 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene
9. AL NOTES APPENDIX A LCD DISPLAY SYMBOLS FUL Out of Range Error If the HTP202 probe is exposed to temperatures LOW RELATIVE DISPLAY or humidity levels outside of its range see Section 1 Specifications the pa ar ieee eee a instrument will display FU This is the out of range error This error will DEGREES also be displayed if the instrument is turned on without the HTP202 probe lta DEGREES FAHRENHEIT DEW POINT attached The humidity sensor will not read correctly if it is exposed to condensation If the HTP202 probe is stored in a cold environment and is then exposed to a warm humid environment while the probe is still cold condensation will form on the humidity sensor The humidity reading is invalid until the condensation APPENDIX B BATTERY REPLACEMENT has evaporated completely REMOVE BATTERY COVER J REMOVE TWO SCREWS ra f j Both the humidity and temperature sensors will have a faster response time if they are exposed to a moving air stream This is because forced convection will cool or heat the sensors faster than free convection jf j f i E DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 10 of 24 DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 9 of 24 PACER
10. R INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com CALIBRATION We recommend that our instruments are calibrated each year to keep them in top working order Our calibration services include ensuring the instrument performs within its accuracy tolerance making any necessary adjustments and inspecting all aspects of the instrument s functionality so that you Il have another year of dependable service Calibration also includes a complimentary firmware upgrade so that you know you Il have the latest advances in accuracy and reliability in your instrument NIST Traceable multi point calibration is also available from the factory We can offer precise calibration tailored to your specific measurement needs using our state of the art facilities and calibration equipment Please contact us or visit our website for the latest information on calibrating your instrument DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 22 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com Notes DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 23 of 24
11. kaline batteries e 1 Hard shell carrying case with foam liner e 1 DH500 Operation Manual DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 5 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com Dimensions Instrument 6 26 Inch 1 32 Inch 160 mm 34mm 3 07 Inch 78mm HTP202 Probe CABLE ATTACHED 5 FEET LONG 1 5 meters TERMINATED WITH CONNECTOR FOR ATTACHING TO INSTRUMENT 925inch _ 6 09 inch l 23 5 mm 155 mm DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 6 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com SECTION 2 SWITCH FUNCTIONS i Pressing the ON OFF key switches the instrument ON Hold down the key for 2 seconds to switch the unit OFF The unit will automatically power off after 30 minutes without any key presses To disable auto power off hold down the power button during turn on The unit will flash AOFF which means that the auto power off has been disabled The auto power off is re enabled each time the instrument is turned on au Press the BACKLIGHT key to
12. nd the reading MAX Press the MAX MIN key to record and display the maximum reading MIN The maximum reading display will alternate with the letter H displayed with the number 2 which indicates that you re taking readings every two seconds Press the MAX MIN key again to record and hold the minimum reading The minimum reading display will alternate with the letter L displayed with the number 2 To exit MAX MIN mode press any key Hoo Press the HOLD RESET key to freeze the current reading on the RESET display HOLD is displayed on the LCD and the reading is held Press the HOLD RESET key a second time to clear this mode and return the unit to normal operation Press the HOLD RESET key while in MIN MAX mode to display BOTH the minimum and maximum readings since the MAX MIN key was pressed Once the HOLD RESET key is pressed while in MAX MIN mode new readings are no longer recorded To return to MAX MIN mode press the HOLD RESET key again DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 8 of 24 PACER Phone 603 352 0187 INSTRUMENTS Fax 603 352 1036 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 PO Box 726 60 Dunbar Street Fax 603 352 1036 60 Dunbar Street Keene NH 03431 USA sales pacer instruments com Keene NH 03431 USA sales pacer instruments com SECTION 3 OPERATION
13. or full range of HTP202 probe Accuracy Temperature 0 3 C 0 2 of reading in C Temperature accuracy examples 0 3 C at 20 C 0 5 F at 68 F Relative Humidity 2 0 RH Dew Point 1 1 C 2 0 F Resolution Temperature 0 1 F or C 1 F below 99 9 F Relative Humidity 0 1 RH Response Time Relative Humidity Up to 90 of change in measured value in 15 seconds Temperature Approx 60 seconds in still air Approx 10 seconds in moving air streams Display 0 5 LCD 4 digits with LED backlight Operating Temp Instrument 32 to 125 F 0 to 50 C HTP202 Probe 4 to 176 F 20 to 80 C Power Supply 3 AA alkaline batteries Battery Check Automatic low battery display Battery Life Approximately 150 hours without backlight DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 4 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com Instrument Options Available e Protective Rubber Boot and Splash Proof Seal USB communications RS232 communications Analog 0 5 Volt output Custom cable lengths Immersion RTD temperature probe Surface RTD temperature probe Air RTD temperature probe Included e 1 DH500 Instrument e 1 HTP202 combination RH temperature probe e 3 Size AA 1 5 V al
14. our protection please use this product as soon as possible If returned it must be securely wrapped sent prepaid and insured to Pacer Instruments Inc PO Box 726 60 Dunbar Street Keene New Hampshire 03431 USA Please include a note with name address telephone number and description of the problem Although we provide assistance on Pacer products both personally and through our literature it is still the total responsibility of the customer to determine the suitability of the product for use in their application This manual is provided by Pacer Instruments without any kind of warranty Precautions have been taken in accurately preparing this manual however we neither assume responsibility for any omissions or errors that may appear nor assume liability for any damages that result from the use of the products in accordance with the information contained in the manual DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 3 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com SECTION 1 SPECIFICATIONS Ranges Relative Humidity RH 5 0 to 95 0 RH Temperature using combination HTP202 probe 4 to 176 F 20 to 80 C Temperature using optional RTD probe 148 to 1112 F 100 to 600 C Dew Point Calculated f
15. rminal File Edit View Call Transfer Help Auto detect 4800 8 N 1 Serial Port Settings Bits per Second Baud 9600 Data bit 8 Parity None Stop bits 1 Flow Control None Serial Port Protocol Data Output Interval One Second Data Format Comma Separated Values CSV Measurement Units Same as Units shown on LCD Display DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 19 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com Below are examples of the formatted output data for Pacer s Premier Series Instruments units may be different depending on the units selected on the LCD display Model DA400 Air 47 FPM lt CR gt Model DA410 displaying in Air Velocity Mode Air 47 FPM lt CR gt Model DA410 displaying in Volume Flow Mode Air 251 CFM lt CR gt Model DA420 Air 47 PM Temp 56 7 C lt CR gt Model DA430 Air 47 PM Temp 56 7 C RH 40 5 lt CR gt Model DH500 Temp 56 7 C RH 40 5 DewP 43 6 C lt CR gt DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 20 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments
16. se STEP 1 Connect the RS232 cable included to the female connector on the bottom of your instrument Connect the other end to an RS232 port on your computer STEP 3 Turn the Instrument ON STEP 4 Verify that the Instrument has been set up as a RS232 Serial Port with a unique COM port number You only need to do this once For Windows users open the Windows Device Manager found in Control Panel and verify that a serial port exists You are now ready to capture the data being measured by your instrument Please refer to Appendix F Viewing and Capturing Data for further instructions DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 15 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com APPENDIX F VIEWING AND CAPTURING DATA IF EQUIPPED WITH EITHER USB OR RS232 OUTPUTS There are many ways to capture the serial port data from the Pacer Instrument The simplest method is to use a terminal emulator program Using a terminal emulator allows the serial COM port to be opened with the above port settings and real time data to be viewed from the instrument One such terminal emulator program is Windows HyperTerminal To launch Windows HyperTerminal go to START All Programs Accessories Communications
17. tput circuit Analog Output circuit block diagram and connector pin assignment Corresponding Wire Analog Output Measurement Equation to convert from Color Pin Function Voltage Range Range Volts V to Measurement Value Relative Humidity 0 to 5 Volts 0 to 100 RH Relative Humidity 20xV Prak 0 to 5 Volts 20 C to 80 C Temperature C 20xV 20 a as To convert from Volts to Percent Relative Humidity RH multiply by 20 1 RH gt For example an analog output of 3 722 Volts on the gray wire means that paced ANALOG OUIPUT CONNECTOR the instrument is measuring a relative humidity of 74 44 RH Voltage Resistor PINOUT DIAGRAM Output gt 3 722 Volts x 20 74 44 RH To convert from Volts to Temperature in degrees Celsius C multiply by 20 and subtract 20 gt For example an analog output of 3 458 Volts on the white wire means that the instrument is measuring a temperature of 49 16 C gt 3 458 Volts x 20 20 49 16 C Mating Cable Connector Binder Part No 99 0413 00 05 DH500 User Manual PN 10141 Pacer Instruments Inc DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 11 of 24 Copyright 2008 Pacer Instruments Inc Page 12 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 US
18. turn the LCD backlight on for 30 seconds To turn the backlight on permanently hold the backlight key down for 3 seconds The LCD will flash The backlight is now switched on permanently To switch the backlight off press the backlight key again Press the PERCENT RELATIVE HUMIDITY key to display the percent relative humidity in the ambient air as measured by the HTP202 Combination Probe RH will be displayed along with the reading RH DH500 User Manual PN 10141 Pacer Instruments Inc Rev 2 0 10 Jun 2008 www pacer instruments com Copyright 2008 Pacer Instruments Inc Page 7 of 24 PACER INSTRUMENTS PO Box 726 Phone 603 352 0187 60 Dunbar Street Fax 603 352 1036 Keene NH 03431 USA sales pacer instruments com temp I Press the TEMPERATURE key to display the current temperature of the ambient air as measured by the HT P202 Combination Probe To switch the units between degrees Fahrenheit F and degrees Celsius C press the TEMPERATURE key again Either C or F will be displayed along with the reading pew pt Press the DEW POINT key to display the current dew point of the ambient air The value of the dew point is automatically calculated based on the ambient temperature and humidity measured by the HTP202 Combination Probe To switch the units between degrees Fahrenheit F and degrees Celsius C press the DEW POINT key again Either C or F will be displayed along with DEW PT a
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