Digital Industrial Gauge Operating Instructions
Contents
1. psi astan p presta tino Ho mPa kse 15 30 15 015 800 30 400 1000 60 1 100 1 30 15 0 30 1000 60 800 1500 160 1 6 160 1 6 60 15 0 60 2000 100 1000 2000 200 25 250 25 100 15 0 100 3000 160 2500 300 4 400 4 160 5000 200 4000 400 6 600 6 200 10 000 300 5000 600 10 1000 10 300 400 6000 1000 16 1600 16 600 600 10 000 25 2500 25 800 800 15 000 40 4000 40 1000 20 000 60 6000 60 1500 100 10 000 100 2000 140 16 000 160 3000 25 000 250 5000 40 000 400 8000 60 000 600 10 000 100 000 1000 15 000 140 000 1400 20 000 DISPLAY MESSAGES Display Problem Description Action No Battery Icon Display applicable to Replace batteries gauges with batteries OFSET blinking Zero Clear button pushed when pressure displayed is beyond set rezero pressure limit Only rezero the gauge within limits of setting in Menu Menu button disabled Gauge is in Max Min mode Push Max Min button until unit of measure is displayed on keypad Unit of measure selected in Menu displays N A Resolution at full scale pressure range exceeds 50 000 counts Choose another unit of measure can t set the password want 00000 is not a valid password Select a different password can t access items in the main Menu Items that cannot be accessed have been disabled Enable item s in the Menu See Menu CON2. m gt df Battery Input E rl N Sensor Input POWER SUPPLY Red I Shield Green L White K 24 Installation Procedure for 2274 ESD precautions should be taken See page 31 for details 1 Ensure all power is off disconnected from the circuit 2 Connect the white wire K to the positive power terminal 3 Connect the green wire L to the negative power terminal 4 Connect the red wire 1 to the positive power terminal 5 Connect the black wire J to the positive meter terminal 6 Connect the negative power terminal with the negative meter terminal Note Meter should be installed on the black wire only If red black wires are connected prior to the green white and power is connected output may be damaged due to overloading Warning Using multiple power sources for line and loop power is not recommended as it may cause damage to the unit 25 WIRING DIAGRAM Line Powered Loop Powered 4 20mA with 1 SPDT switch Type 2274 XAOU1 7 conductor 22 AWG shielded RedM Black N NO Blue NC Orange COM Brown m mia b Jb LII 8 sma 07 7 mim mi mm s e o o ee o ooa 9
3. Digital Industrial Gauge Operating Instructions C l amp M008 10109 Rev F 10 13 Congratulations on your purchase of the Ashcroft digital industrial gauge This feature packed gauge offers a menu driven display for easy customization User selectable features include 12 units of measure ment password protected calibration and disable functions adjustable bar graph and update rate A five digit display for maximum resolution is standard Optional 4 20mA output switching and line power add to the versatility of the gauge With the range printed on the keypad Ashcroft digital gauges meet ASME 840 7 specification See a complete listing of product features and specifications on pages 16 Ashcroft Inc 250 East Main Street Stratford CT 06614 5145 Tel 203 378 8281 Fax 203 385 0602 e mail info ashcroft com www asheroft com TABLE OF CONTENTS Quick Reference 4 5 Keypad Functions 6 8 ON OFF KEY ZERO CLEAR KEY MIN MAX KEY Y down arrow key MENU KEY BACKLITE KEY A up arrow key ENTER KEY MENU Functions MENU Mode 8 15 Engineering Units CONFIG Mode e Set Password Recalibration of Gauge Zero Key Adjustment Disabling Menu Options Bar Graph Options Auto Off Options Update Options for Displayed Pressure Dampening Options
4. Battery Input Keypad Input Shield Green exec O White exec P POWER SUPPLY M Green Black N I METER PLC SCADA Blue NO Brown Common Switch Orange 26 Installation Procedure for 2274 XA0U1 ESD precautions should be taken See page 31 for details 1 Ensure all power is off disconnected from the circuit 2 Connect the white wire P to the positive power terminal 3 Connect the green wire O to the negative power terminal 4 Connect the red wire M to the positive power terminal 5 Connect the black wire N to the positive meter terminal 6 Connect the negative power terminal with the negative meter terminal Note Meter should be installed on the black wire only If red black wires are connected prior to the green white and power is connected output may be damaged due to overloading Wiring the Switch Normally Open Use the blue and brown wires Normally Closed Use the orange and brown wires 27 WIRING DIAGRAM Line Powered Loop Powered 4 20mA with 2 SPDT switches Type 2274 XA0U2 10 conductor 22 AWG shielded RedQ Black R SWITCH 1 NO Blue NC Orange COM Brown 01123 ECND ae NA Eres iem Limp Je Pp ema W E el m SWITCH 2
5. MERI che H NC Violet eh Ga g d ree ro om H NO Yellow H E 2 ia gi sm pam ron p 18 EN COM Grey p REL it E iN TTE n E eem 06 ri B __ ais e 5a m 703 m B m gt Je sf Battery Input awl 5 E EK Keypad Input Shield Green exec S White exec T POWER SUPPLY Red Q Green S NO Brown Common Switch 1 Orange NC Yellow NO Grey Common Switch2 Violet NC 28 Installation Procedure for 2274 XAOU2 ESD precautions should be taken See page 31 for details 1 Ensure all power is off disconnected from the circuit 2 Connect the white wire T to the positive power terminal 3 Connect the green wire S to the negative power terminal 4 Connect the red wire Q to the positive power terminal 5 Connect the black wire R to the positive meter terminal 6 Connect the negative power terminal with the negative meter terminal Note Meter should be installed on the black wire only Wiring Switch 1 Normally Open Use the blue and brown wires Normally Closed Use the orange and brown wires Wiring Switch 2 Normally Open Use the yellow and grey wires Normally Closed Use the violet and grey wires If red black wired are connected prior to
6. backlite optional Range on keypad complies with ASME B40 7 AUTO OFF Turns unit off after option selected CALIBRATE Never Zero and span 2 minutes adjustments password protected 30 minutes DAMPENING Takes pressure reading and averages process pressure DISABLE None Allows for Avg 2 lockout of Avg 4 MENU Avg 6 options Avg 8 Indicates Default 5 MAX MIN KEYPAD FUNCTIONS Turns the gauge on and off When pressing the ON OFF key while in the off position gauge start up display first indicates the software version followed by the model number and gauge pres sure range The gauge will then display indicated pressure and be ready for use Press this key for one second prior to gauge usage to rezero any initial zero shift If zero shift is greater than programmed zero allowance the gauge will display OFSET blinking for 1 sec ond then return to the measure mode To clear minimum and maximum values press ZERO CLR button when min max values are indicated Gauge will auto advance once zeroed The Max Min key allows review of minimum and maximum pressure values since unit start up or last push of the clear key Press key to 1 Indicate maximum pressure 2 Indicate minimum pressure 3 Exit MAX MIN mode and return the unit to pressure measurement mode To clear mini mum and maximum values press ZERO CLR key must be in MAX MIN mode The W down arrow key is used in the MENU mode see f
7. 1 imi s D MNT ERO en oe 1 o mW 703 nz m 2 4 mm ux 321C021 N E e Battery Input E Keypad Input Shield Black exec D Red Installation Procedure for 2274 A ESD precautions should be taken See page 31 for details 1 Ensure all power is off disconnected from the circuit 2 Connect the red wire C to the positive power terminal 3 Connect the black wire D to the negative power terminal 20 WIRING DIAGRAM Line Powered with 1 SPDT switch Type 2274 XU1 5 conductor 22 AWG shielded NO White NC Green COM Brown Sensor Input Keypad Input Shield Black exec F Red exec E POWER SUPPLY D Installation Procedure for 2274 XU1 ESD precautions should be taken See page 31 for details 1 Ensure all power is off disconnected from the circuit 2 Connect the red wire E to the positive power terminal 3 Connect the black wire F to the negative power terminal Black F White NO Brown Common Green NC Wiring the Switch Normally Open Use the white and brown wires Normally Closed Use the green and brown wires 21 WIRING DIAGRAM Line Powered with 2 SPDT switches Type 2274 XU2 8 conduct
8. Backlite Options Backlite Optional Set Switch es Option s Switches Optional Specifications eicere etes 16 Gauge Installation amp Maintenance 30 32 Mounting Battery Replacement amp Installation QUICK RE 88 high digital display 4 2 case 60 high digital display 3 case Bar graph of full scale Flashing display when unit pressured below zero Press to indicate minimum or maximum pressure gauge has measured Press again to return to pressure units Press to read menu UPDATE RATE UNITS Pressure Pressure measurement ENGLISH per second INHG 10x 100 MS PSI 5x 200 MS INH20 2x 500 MS 4 C 20 C 60 F 1x 1 Sec FTW FISW METRIC m BAR BACKLITE MBAR Off options KPA Never CMH20 2 SEC KG CM2 5 SEC 15 MIN 30 MIN FERENCE Press to turn unit on or off While in unit of measurement mode eg psi press the ZERO CLEAR button to rezero the gauge This feature functions when displayed pressure is within 5 or 10 of zero value Flashing display when unit pressurized beyond full scale This bar graph indicates battery level the more segments the closer the battery is to full charge only dis played on units with battery Press to turn backlite on or off
9. access the CONFIG menu options Default user password is 12045 or 12 45 Indicates default MENU FUNCTIONS How to Use Your Menu Functions To set a user password SETPW Step 1 Press the MENU key on the keypad Step 2 Press the A up arrow key or V down arrow key until the word CONFIG appears Step 3 Press ENTER The word SETPW appears on the gauge display Step 4 Press ENTER A five digit numeric password is now required Step 5 Press the A up arrow key or V down arrow key on the keypad to select the first digit of the password Step 6 Press ENTER Step 7 Repeat until the five digit password is shown on the gauge display Step 8 Press ENTER Note to erase password at any time while in the SETPW set password mode press the ZERO CLEAR key The user will be prompted to reprogram the password once the five digit password is entered The gauge will display SAVE Step 9 Press ENTER to save the password setting ENTPW Once a user password has been established and entry into the CONFIG mode is required the user will be prompted to ENTPW or enter password Follow setup steps 4 8 above RECAL or recalibrate allows for zero mid scale full scale and factory default calibration of the gauge The RECAL feature also allows for recalibration of gauges with 4 20mA output Indicates default MENU FUNCTIONS To use RECAL option Step 1 Press the MENU key on the keypad Step 2 Press the A up arrow key
10. cali bration is required press the W down arrow key until the gauge display indicates full scale pressure Press Enter and proceed as indicated above Calibration of zero midscale and full scale is recommended when recalibrating the gauge ZERO KEY ObUTN This feature allows the user to select percent of full scale at which the gauge can be rezeroed using the Zero Clear key on the keypad Options include 5 full scale 10 full scale or DISAB disable of the zero key To use ZERO option Step 1 Press the MENU key on the keypad Step 2 Press the up arrow key Y down arrow key until the word CONFIG appears Step 3 Press ENTER Step 4 Enter user password if it has been programmed Step 5 Press the A up arrow key V down arrow key until the word ObUTN zero key appears Step 6 Press ENTER Step 7 Press the A up arrow key V down arrow key to select 5 5 full scale dISAb disable zero key or 10PCT 10 full scale Step 8 Press ENTER to finalize the selection DISAB or disable This feature allows the user to dISAb or disable or ENAb enable items in the MENU Some keypad keys can also be enabled or disabled Any or all MENU items can be enabled or disabled To use DISAB option Step 1 Press the MENU key on the keypad Step 2 Press the up arrow key Y down arrow key until the word dISAb appears Indicates default 11 MENU FUNCTIONS Step 3 press ENTER
11. or W down arrow key on the keypad until the word CONFIG appears Step 3 Press ENTER Step 4 Enter user password if it has been programmed Step 5 Press A up arrow key or W down arrow key until the word RECAL appears Step 6 Press ENTER Step 7 The gauge will now flash between INPUT and unit of measure on the lower line and 00 on the top line Apply zero pressure to the gauge Step 8 Press ENTER Zero pressure is now set Step 9 The gauge will display full scale pressure Apply full scale pressure to the gauge Step 10 Press ENTER Full scale pressure is now set Step 11 The gauge will now display mid scale pressure Apply mid scale pressure to the gauge Step 12 Press ENTER Mid scale pressure is now set Step 13 After zero full scale and or mid scale or factory default calibration have been set the word SAVE appears on the gauge display Step 14 Press ENTER to finalize calibration Note For compound ranges this recalibration is zero full scale mid scale and full vac FOR FACTORY CALIBRATED SETTINGS To reinstate factory settings for zero full scale and mid scale follow RECAL steps 1 6 Step 7 When the word INPUT appears press A up arrow key until the word FACT appears Step 8 Press ENTER to finalize calibration Indicates default 10 MENU FUNCTIONS Note Calibration of Zero mid scale or span can be set inde pendently of each other For instance if only full scale
12. 4 Press the A up arrow key V down arrow key on the keypad to increase or decrease gauge value at 100 of range Indicates default 12 MENU FUNCTIONS Step 5 Press the ENTER key to finalize your choice The gauge display will now display SET After two seconds the screen will display the pressure value for 0 on the top line The middle line indicates the bar graph at 100 of fullscale The bottom line will display SET 0 Step 6 Press the A up arrow key or W down arrow key on the keypad to increase or decrease gauge value at 0 of range Step 7 Press the ENTER key to finalize your choice The new values for the bar graph and 4 20mA settings have now been saved OFF This option sets the amount of time before the gauge will turn itself off Offerings are Never 30MIN 10MIN 5MIN 2 MIN To use the OFF option Step 1 Press the MENU key Step 2 Press the A up arrow key or W down arrow key until the word OFF appears Step 3 Press ENTER Step 4 Press the A up arrow key V down arrow key to select the desired OFF time Step 5 Press the ENTER key to finalize the OFF setting UPDATE This option allows for changing the rate at which pressure is updated on the display screen This feature is useful with rapid changes in process pressure that may cause flutter of the display Options are 100ms 1 sec 500ms and 200ms updates per second 100ms Since customer processes vary update rates s
13. FIG and diSAb or DISABLE 17 WIRING DIAGRAM Loop Powered 4 20mA Type 2174 2 conductor 20 AWG shielded Red exec A Black exec B Shield 2 r r os Sensor Input Dis 06 m ES gamel Battery Input w Cem 321C021 N RE ma Keypad Input ps Rib 1115 POWER SUPPLY 1 im Black B METER PLC SCADA Installation Procedure for 2174 A ESD precautions should be taken See page 31 for details 1 Ensure all power is off disconnected from the circuit 2 Connect the red wire A to the positive power terminal 3 Connect the black wire B to the positive terminal on the meter 4 Connect the negative side of the meter to the negative power terminal Note Meter should be installed on the black wire only 18 Load Limitations 4 20mA Output Only OPERATING REGION 5 c 5 2 o Er E 10 20 30 6 Loop Supply Voltage Vdc MIN 12V 0 022A X RL R Rs Rw Loop Resistance ohms Rs Sense Resistance ohms Rw Wiring Resistance ohms 19 WIRING DIAGRAM Line Powered Type 2274 2 conductor 20 AWG shielded 254 25 5 dite T
14. The current setting ENAB or dISAB will be displayed Step 4 Press the A up arrow key V down arrow key on the keypad to select a setting Step 5 Press ENTER To finalize the setting GRAPH This option allows the user to change the BAR graph on the gauge display to correspond to any desired pressure within the pressure limits of the gauge This option is useful when identifying a select portion of the full scale range of the gauge The default setting for the GRAPH is zero and full scale pressure For compound gauges the default setting for zero is set at full scale vacu um Full scale pressure is set at the positive pressure as displayed on the gauge keypad For gauges supplied with the 4 20mA output option the default is 4mA equals 0 of the bar graph and 20 mA equals 100 of the bar graph Changing the bar graph to a pressure other than 0 and 100 of range will also change the 4 20mA output to cor respond with the new bar graph pressures for 0 and 100 To use GRAPH option Step 1 Press the MENU key Step 2 Press the A up arrow key or W down arrow key on the keypad until the word until the word GRAPH appears Step 3 Press ENTER The gauge display will indicate the set full scale pressure range setting on the top line The middle line indicates the bar graph at 100 of full scale The bottom line of the display will indicate SETFS to set the full scale range as displayed by the bar graph and 4 20mA Step
15. ence between the SETPT setpoint and the RETRP retrip pressure 15 DIGITAL INDUSTRIAL GAUGE SPECIFICATIONS Type 2074 battery 2174 loop 2274 line Accuracy 25 Full Scale terminal point Case Size 3 447 Case Material 3755 4 fiberglass reinforced thermoplastic or black epoxy coated aluminum Case Encl Rating Weatherproof IP65 Wetted Materials 17 4 55 sensor 31655 socket Socket Size or X NPT JIS DIN SAE 4 NPT only with 4 case others on application Socket Location Lower 3 9 and 12 o clock Ranges Vac 20 000 psi see engineering units below for other units Operating Temp 14 140 10 60 C Storage Temp 4 158 F 20 70 C DISPLAY Type LCD Display Digits Five 5 Character Height 37 607 4 88 Backlite Optional Bar Graph Yes Battery Life 37 gt 1000 hrs 44 3600 hrs Agency Approvals Intrinsically Safe Class Div 1 CSA is not available with the following 4 polypropylene case SPDT switch option s XU1 U2 or Backlite XBL option KEYPAD FUNCTIONS On Off Manually turns unit on and off auto off options in menu Zero Clear Zeros display or clears min and max values when displayed Min Max V down Stores min and max values arrow key allows for Arrow Key scrolling thru menu items Menu Key Provides access to menu optio
16. green white wires and power is connected output may be damaged due to overloading 29 GAUGE INSTALLATION The Ashcroft digital industrial gauge comes standard with either or NPT connection Good piping practices rec ommend using teflon tape or a pipe sealant on the gauge threads Utilize a 3 case 47 case wrench on the wrench flat of the gauge to tighten the gauge to the process NEVER TIGHTEN GAUGE THREADS BY HOLDING THE BODY OF THE GAUGE DOING SO MAY DAMAGE THE GAUGE AND MAKE THE GAUGE INOPERABLE Battery Installation and Replacement The 3 Type 2074 comes with two AA alkaline batteries installed For battery replacement use Duracell AA alkaline MN1500 LR06 1 5V The 4 Type 2074 comes with two C alkaline batteries installed For battery replacement use one or the other Energizer C alkaline E93 or EN93 alkaline LR14 AM2 1 5V Duracell C alkaline MN1400 LR14 1 5V Do not mix ages or brands of batteries Do not replace batteries in hazardous areas Batteries have a life of approximately 450 hours 3 case 2500 hours 4 case Battery life is dependent on gauge usage backlite settings and power off settings When the lower bar of the battery icon of the gauge display flashes the gauge has approximately 7 hours of life remaining To replace the batteries 3 case 1 Remove the single screw on the back of the gauge case 2 Hold the keypad in the palm of hand 3 Carefully rem
17. hould be selected based on the application To use the UPDATE option Step 1 Press the MENU key Indicates default 13 MENU FUNCTIONS Step 2 Press the A up arrow key V down arrow key until the word UPDATE appears Step 3 Press ENTER Step 4 Press the up arrow key V down arrow key to select an update rate Step 5 Press ENTER to finalize the selection DAMP or dampening with five different options this mode allows for taking process pressure readings and averaging them This option is particularly useful to stabilize minor process fluctuations The options are NONE AVG 8 AVG 6 AVG 4 AVG 2 Step 1 Press the MENU key until the word dAMP appears Step 2 Press ENTER Step 3 Press the A up arrow key or W down arrow key to select a dampening option Step 4 Press the ENTER key to finalize your Damp option This Menu item is only seen on units with the switch option SWSET Allows for setting switch setpoints The gauge is offered with 1 or 2 SPDT switches If 1 SPDT switch is ordered the menu option is SW1 If 2 SPDT switches are ordered the MENU options are SW1 and SW2 Step 1 Press the MENU key Step 2 Press the A up arrow key or W down arrow key on the keypad to select the switch to be set If two switches are present Step 3 Press ENTER The top line of the gauge display will indicate pressure at 60 of the full scale gauge range or the most recent
18. lecting gauge features in the menu finalizing selection Use of the enter key is described throughout operating instructions MENU OPTIONS UNITS 12 units of measurement are available psi mmHG 0 with three temperature options 20 C 60 F 496 mBar inHg ftH20 mPa kPa kg cm and bar Step 1 Press the MENU key until the word UNITS appears Step 2 Press ENTER Step 3 Press the A up arrow key or W down arrow key to select the required unit of measure Step 4 Press ENTER to finalize the UNIT selection Note For inH20 range with three temperature options press the up arrow key and W down arrow key to select the desired temperature then press ENTER to final ize the UNIT selection CONFIG This option allows access to additional Menu options Options include ENTPW or enter password this appears as a sub menu in the CONFIG mode if a user password has been set RECAL allows for zero span and mid scale calibra tion of the gauge ObUTN or Zero key allows for adjustment of of range that can be zeroed dISAb allows for disabling MENU options SETPW This feature allows for a user defined numer ic password If a user password is not set all features in the CONFIG mode will be accessible without a password If a user password is set all items in the CONFIG menu options are accessible with or without a user password If a user password is programmed it will be required to
19. ns Backlite A up Manually turns backlite on and off auto off options in Arrow Key menu arrow key allows for five menu options up Backlite optional arrow key allows for scrolling thru menu options Enter Selects items in the menu MENU MODE Engineering Units 10 units of measurement are available psi In H20 with three temp options 20 C 60 F 4 C Ft mPa mBar kPa kg cm Bar inHg and mmHg Configuration Mode Allows for changes to default settings of gauge Config Including zero disable feaure Bar Graph Graph Allows for adjustment of bargraph and 4 20 optional feature Auto Off Off Allows for changes to auto off of gauge five options Never 2 min 5 min 15 min 30 min Update Rate Update Four options 100 ms 200 ms 500 ms 1 sec Dampening Damp Six options None average 2 4 6 8 times per 100ms Backlite Five options Never 10 sec 30 sec 1 min 5 min Field Recalibration Allows for recalibration of zero midscale and span password protected OPTIONS 4 20mA Display 12 36 Vdc mA with unlimited turndown within gauge range Line Powered 12 36 Vdc 2VA max Switching M or 2 SPDT switches max contact 30Vdc 1 amp 25Vac 5 Amp Switches adjustable to 100 of range 16 DIGITAL INDUSTRIAL GAUGE RANGES Note Rows listed are not the equivalent of each other
20. ollowing MENU key section Key for gauge with Backlite Key for gauge without Backlite displayed with A up arrow icon only KEYPAD FUNCTIONS This key allows for customization of the gauge Pressing the MENU key allows cycling through the main MENU items UNITS CONFIG GRAPH OFF UPDAT amp DAMP Any item changed in the Menu become the new default setting s Revised settings are saved in the event of power loss The A up arrow key or W down arrow key on the keypad allows for scrolling through the MENU options to increase or decrease numeric values as required If in the menu mode gauge will automatically advance to measure mode once selected MENU item has been set This key manually turns the backlite on or off Five options are available They include NEVER 10 sec 30 sec 1 min 5 min With the NEVER option the gauge BACKLITE will remain lit whenever the gauge is in the ON mode or until the BACKLITE button is pushed again Options 10 sec 30 sec 1 min 5 allow the BACK LITE to automatically turn off after a selected period of time To use the BACKLITE option Step 1 Press the MENU key Step 2 Press the A up arrow key or Y down arrow key until the word LITE appears Step 3 Press ENTER Step 4 Press the A up arrow key or Y down arrow key to select the BACKLITE option Step 5 Press the ENTER key to finalize your choice of LITE options KEYPAD FUNCTIONS This key allows for se
21. or 22 AWG shielded SWITCH 1 NO White NC Green COM Brown sol lai omy SWITCH 2 1 NC Yellow NO Blue ne n gm r on COM Orange Sensor Input amp Hs s a mo m ial gt fe JF ons i Battery Input wp 3210021 NE ums Keypad Input Shield Black exec G Red POWER SUPPLY Red Switch1 Brown Orange Common Yellow NC Switch 2 22 Installation Procedure for 2274 XU2 ESD precautions should be taken See page 31 for details 1 Ensure all power is off disconnected from the circuit 2 Connect the red wire G to the positive power terminal 3 Connect the black wire H to the positive meter terminal Wiring Switch 1 Normally Open Use the white and brown wires Normally Closed Use the green and brown wires Wiring Switch 2 Normally Open Use the blue and orange wires Normally Closed Use the yellow and orange wires 23 WIRING DIAGRAM Line Powered Loop Powered 4 20mA Type 2274 4 conductor 20 AWG shielded Red 1 Black J 24155555 590055 s Bl a
22. ove the two batteries from the holder and replace batteries To replace the batteries 47 case 1 Remove the ring on the front of the gauge case 2 Looking at the gauge case carefully pull the front face out of the case 3 Lay the gauge face down on a flat surface 4 Carefully remove the two batteries from the holder and replace the batteries 30 ESD PRECAUTIONS Care should be taken to minimize exposure to ESD Proper proto call should be followed as outlined in ANSI ESD 520 20 2007 ESD ADV1 0 2009 ANSI ESD 541 2008 Additional ESD Precautions on Proper Handling Avoid carpets in cool dry areas as well as other static generating materials such as plastic cellophane paper or cardboard Leave digital gauges in their anti static packaging until ready to be installed Dissipate static electricity before handling the digital gauge or using keypad by touching a well grounded metal object such as the system unit unpainted metal chassis If possible use antistatic devices such as wrist straps and floor mats When installing batteries avoid touching including cloth ing the contacts and components When making wiring connection to digital gauge termi nals place digital gauge on grounded mat prior to making connection and take care to avoid touching including clothing any components Take care when connecting or disconnecting cables A damaged cable can cause a short in the electrical circ
23. switch setpoint The middle line of the dis play will indicate a bar graph that displays the pressure Indicates default 14 MENU FUNCTIONS position within the pressure range The bottom line will display SETPT blinking SETPT is switch setpoint on rising pressure Note Setpoints are limited to the full scale pressure range of the gauge Step 4 Press the A up arrow key or W down arrow key on the keypad to increase or decrease switch set point Step 5 Press the ENTER key to finalize switch setpoint The gauge will display SET After two seconds the top line will indicate RETRP pressure The bottom line will read SET RETRP is switch setpoint on falling pressure Step 6 Repeat above to set RETRP retrip value If the gauge is supplied with 1 setpoint the screen will advance to the measurement mode If 2 switches are supplied the display will advance to SW2 Repeat the aforementioned if the gauge is supplied with 2 switches Notes The bar graph will increase or decrease as any setpoint pressure is adjusted The bar graph indicates switch setpoint position within the full scale pressure range of the gauge The switch setpoint unit of pressure measurement corre sponds with the current set unit of measure of the gauge If gauge unit of measurement is changed after switch es is set switch setpoint s will automatically be updated to correspond with revised unit of measurement Switch deadband is the differ
24. uit When disconnecting a cable always pull on the cable con nector case or strain relief loop not on the cable itself gt Notes 1 Do not mix ages or brands of batteries 2 Do not replace batteries in hazardous areas 3 To provide maximum battery life replace both batteries 4 To provide maximum battery life replace both batteries A Pipe to which gauge is attached must be properly grounded PANEL MOUNTING DIMENSIONS 3 CASE CLAMPING RING 12788 ONLY WASHER MOUNTING D SPACER POST nao LI m ERING DIA se PANEL OPENING 5 16 PANEL 4 CASE Ashcroft Inc 250 East Main Street Stratford CT 06614 5145 Tel 203 378 8281 Fax 203 385 0602 e mail info ashcroft com www ashcroft com 1 amp M008 10109 Rev F 10 13 32
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