Layout 2 - Dwyer Instruments, Inc.
Contents
1. as sector shape Scale bar graph 0 100 the minimum scale is 2 Scale midpoint point to 50 Pressure Swing Pressure swing icon The indication of the pressure fluctuation Sector pointer area By using 1 pointer to show the fluctuation degree of 2 seriate pressure value Scale bar graph Range is 0 25 0 25 x FS the minimum scale is 0 01 x FS Scale midpoint Point to 0 01 x FS position Overpressure Alarm Overpressure alarm icon The indication of the overpressure Sector pointer area By using 2 pointers to show the high low alarm limit the 3rd pointer to show the current pressure Scale bar graph 0 100 x FS minimum scale is 2 x FS Scale midpoint Point to 50 Set Alarm Limit The setting process as follows 1 Press button to display the higher limit 4 and lower limit amp in turn please move the cursor left or right direction by pressing the button 2 Press button to adjust the alarm higher limit fh or lower limit p 3 After the high limit is adjusted the menu will automatically enter the lower limit and then to quit the menu The sequence is High limit gt Low limit gt Quit 4 The DCGII automatically checks the validity for inputting data If there is a problem the setting is not effective Temperature Measure Press button longer to enter the menu of temperature measure press again to go back to the pressure measure menu The temperature measure r2. limit point Press button to confirm until the actual pressure value is stable 5 The S returns to the calibration menu the 2nd option changes to dl Hi That shows the calibration is finished and effective Cancel Calibration Select or CAT H to cancel the calibration then the screen displays IF OF cc he Replacing the Battery Please replace with spare battery if the DCGII powered off automatically Replace the approved battery Approved battery Lithium ion 3 6 V size AA Unscrew the bolt and remove the battery cover install the new battery Note There is a spare battery for the DCGII MAINTENANCE REPAIR Upon final installation of the Series DCGII no routine maintenance is required The Series DCGII is not field serviceable and should be returned if repair is needed Field repair should not be attempted and may void warranty WARRANTY RETURN Refer to Terms and Conditions of Sales in our catalog and on our website Contact customer service to receive a Return Goods Authorization number before shipping the product back for repair Be sure to include a brief description of the problem plus any additional application notes FR R9 443902 00 Rev 4 Phone 219 879 8000 Fax 219 872 9057 www dwyer inst com e mail info dwyermail com
3. pressure changing When the alarm is over the speed will go back to normal Zeroing Connect the DCGII with atmosphere via connector coupling If the current pressure is in the range of 1 1 x FS press button for zeroing step Figure 4 shows the zeroing sequence of gage pressure E kPa poga UUL nnnnn UUU Figure 4 The Zeroing Seen for Gage Pressure DCGII Pressure Units Press button to switch different pressure units The sequence is kPa gt kgf cm2 gt inH20 gt mmH20 gt inHg gt mmHg gt psi gt mbar gt bar gt Mpa Peak Detection 1 Record maximum minimum peak value Press button to record the peak value Show the maximum pressure Show the minimum pressure lt No Icon gt Automatically record the actual pressure value 2 Reset the Peak Values Press button to cancel the previous peak value and save the current peak value Backlight Press gp button to power on off the backlight Hold button to set auto on off to 10 s 20 s and 30s Analogue dial Includes three indications indication pressure swing and overpressure alarm Press button to switch each other The analogue dial includes 1 Percent pressure Pressure swing Overpressure alarm 4 Sector pointer area Scale bar graph Scale midpoint Percent Pressure indication show the current pressure percentage Sector pointer area show the pressure range
4. Bulletin P DCGII Series DCGII Digital Calibration Pressure Gage Specifications Installation and Operating Instructions The Series DCGII Digital Calibration Pressure Gage offers a complete pressure gage with calibration capabilities With a precise 0 05 full scale accuracy and large 5 digit resolution this gage can be used in critical industrial applications where precision is most important This versatile gage only requires one 9V battery or power adapter and can operate up to 5 000 working hours The Series DCGII 0 05 Digital Pressure Gage can display percent pressure for a quick visual reference This pressure gage comes complete with eleven selectable pressure units backlight and zeroing capability To prevent sensor damage do not allow the pressure to exceed 120 of full scale The DCGII has 11 different pressure units to switch However in order to avoid the reading overflow or too low to read only some of pressure units are selected To prevent damage do not use the imposition of torque between the shell and the pressure quick connect coupling Do not connect the communication label with DCGII in a hazardous atmosphere Operating Instructions Power ON OFF Analog dial Pressing it shortly to select the indication swing fluctuation and low high alarm Pressing it longer to enter into the menu of adjusting low high alarm amp Peak Value Pressing it shortly to switch the indication among max Peak min Pe
5. Data Display Area To display all data or menu Analog Dial Includes 3 types indication pressure indication pressure swing overpressure alarm The content of the area as below Indication The current pressure percentage 2 Pressure Swing The indication of the pressure fluctuation 3 Overpressure Alarm The alarm indication for overpressure less or more the limit 4 Sector Pointer Area Including 51 segments bars or pointers Scale Bar Graph It has different definitions under the different operation condition Scale Midpoint The middle position of Scale bar graph Basic Function Power on off Press to turn on or turn off the DCGII The instrument does a self test and then shows all applicable data dt kgtiom psimbar MN ing mmHg KPaMPa kPaMPal swing Alarm 88888 Figure 2 The First Screen nnnNnJ LILI LILI Figure 3 Pressure Measurement Interface Pressure Measure Press the buttons to enter the pressure measure menu the displayed content includes e Battery icon e Pressure measure value e Pressure units e Analogue dial indication Note Initially these register values are set to the factory calibration values If the pressure is over 120 x FS the whole screen will flash to alarm To prevent damage of sensor please release the pressure immediately While the alarm happened the measure speed of DCGII automatically changes to 3 x 1 s for catching up the
6. ak and quit Peak Pressing it longer to enter the menu of MENU OPTION Backlight Pressing it shortly to turn on of turn off the backlight Pressing it longer to select the backlight display time 10 s 20 s and 30 s and loosen it for selection Pressure units Pressing it shortly to switch the different pressure units Pressing it longer to enter into the temperature display menu Zeroing Pressing it for zeroing function The absolute type DCGII should be press longer DCGII 105 SPECIFICATIONS Service Compatible non combustible liquids and gases Wetted Materials 316 SS Other Materials Housing Aluminum alloy Display Acrylic MR200 Buttons Silicon gel Back plate 304 SS Back seal Oil proof latex Accuracy 0 05 FS 1 least significant digit Temperature Accuracy 1 C Pressure Limits 120 of FS Temperature Limits 14 to 122 F 10 to 50 C Compensated Limits 32 to 122 F 0 to 50 C Process Connection 1 2 male NPT Display 5 digit LCD with blue backlight Power Requirements One 9V alkaline battery or power adapter Battery Life Up to 10 000 hours 600 working hours default 3 times s Auto Shut off Backlight On off 10 s 20 s 30 s Weight 1 28 Ib 0 58 kg Agency Approval CE Phone 219 879 8000 Fax 219 872 9057 DWYER INSTRUMENTS INC P O BOX 373 MICHIGAN CITY INDIANA 46360 U S A www dwyer inst com e mail info dwyermail com Data Inputing Introd
7. ange is 30 C to 90 C the minimum resolution is 0 1 C Menu Option Calibration Setting Enter the Menu The password to enter the menu is 211 The operation steps as follows Press longer to enter into the password menu Input password 211 Note If the password is wrong the menu will return to the previous menu Menu Option There are 4 options as shown i af ee y EL SH 3 Description 1 r a A To enter into the calibration menu 2 c x m f The DCGII has been calibrated already H The DCGII hasn t been calibrated yet Note If user implements this step all pressure calibration will be cancelled Please be careful with this option Om rA 4 ul a hs To set measure speed or display update a To cancel the previous zeroing operation Enter Cancel the Calibration LL a i To enter the calibration JES To cancel the calibration Cancel the Wrong Zeroing LL Measurement Speed To cancel the previous zeroing operation Select Ue H E to enter the selectable menu of measure speed as follows 1 3 3 x 1 s 1 2 2 x 1 s 1 1 1x 1s 2 1 1x 2s 3 1 1x 3 s 4 1 1 x 4 s 5 1 1x 5s 6 1 1x6s 7 1 1x7 s 8 1 1x8s 9 1 1 x 9s 10 1 1 x 10s The factory default is 3 x 1 s Calibration Function It is recommended the DCGII is re calibrated once a year by a skilled professional Otherwise the random operation may be effects the inner pa
8. rameter and weaken the measure performance The DCGII should be pressurized to full scale then release all pressure In order to achieve the best calibration condition please do the pre pressurizing at least three times Calibration Conditions 1 Environment Temperature 20 2 C Relative humidity 45 75 RH Atmosphere pressure 25 4 31 3 in Hg 2 Standard pressure source Calibration Process Eg Select Menu tL AL to enter the calibration menu 1 Select ir Ab and press button to display the calibration value of lower limit as Figure 5 If you need to modify this calibration value please input the desired value Otherwise please press button to confirm The actual pressure measurement value Lower limit calibration menu Flashing input new calibration point Lower limit point display menu ie en 25 in LI LS IL The actual pressure measurement wa lue mnnn ULUL Flashing input new calibration point Higher limit point display menu Higher limit calibration menu Figure 5 Limits Copyright 2014 Dwyer Instruments Inc DWYER INSTRUMENTS INC P O BOX 373 MICHIGAN CITY INDIANA 46360 U S A Printed in U S A 9 14 2 To calibrate lower limit point Press button to confirm till the actual pressure value is stable 3 Display higher limit point Input the desired data if user needs to modify the calibration value Otherwise press button to confirm 4 To calibrate higher
9. uction S gt CSD 0 SD wv Move decimal digit left and right Increase decrease the pressure value Confirm the inputting data Cancel the inputting data Menu Operation Introduction amp Menu Pressing it longer to enter the MENU OPTION calibration setting 2 amp 1 b 1 Move menu upper or down Enter function Show the previous menu Screen Area Analogue dial indication Scale midpoint Pressure swing i Scale bar graph AA i iter area Battery icon TR kotom psimbar 4 Pressure units area iNnHeOmmHe O N inHg mmHg KF avira kPaMPa Swing A Alarm Alam Temperature unit Calibration icon Gal Higher limil Data display area Lower lirit Pressure peak Y Figure 1 Screen Area l Overpressure alarm Battery Icon The battery icon film is the indication of full battery The battery icon __ is the indication of low battery lt 25 However the DCGIl can continually work till it powers off automatically Pressure Unit Area Total 11 units for selection In order to avoid the readings overflow or too low to read only some of pressure units are selected Calibration Icon The mark or symbol of operating calibration Pressure Peak The mark or symbol of displaying peak value Higher Limit The mark or symbol of high limit pressure Lower Limit The mark or symbol of lower limit pressure Temperature Unit C Celsius
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