T
HE
NJEX 7300L
I
NSTRUCTION
& O
PERATING
M
ANUAL
Version: NJEX7300L 10012003
Page 1: ...NJEX 7300L L P G O D O R I Z A T I O N S Y S T E M...
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Page 3: ...THE NJEX 7300L INSTRUCTION OPERATING MANUAL Version NJEX7300L 10012003...
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Page 5: ...graphic Conventions 1 Getting Help 1 Operation Specifications 2 Theory of Operation 3 System Accessories 3 Section 2 System Installation 5 Standard System Components 5 System Flow Schematic 6 Standard...
Page 6: ...ay Delay 30 Alarm to Call Out Delay 30 MODBUS Address 30 MODBUS Parameters 31 Conclusion 31 Section 6 Programming for Proportional to Time Operation 33 Setting Operator Input Parameters 33 Pump displa...
Page 7: ...ansion Tank 50 Odorant Inlet 50 Battery Voltage 50 Battery Alarm 50 Flow Input 50 Flow Input Alarms 50 Flow Input Indicators non alarm 50 Tank Level 51 Tank Level Alarm 51 Odorant Temperature 51 Secti...
Page 8: ...Signal Non Alarm Indicators 85 Signal Alarm Non Alarm Indicator Troubleshooting Steps 85 Loss of Flow Alarm Troubleshooting Steps 85 Overflow Alarm Troubleshooting Steps 85 Low Flow Non Alarm Indicat...
Page 9: ...agm Cartridge Exploded View 97 NJEX Model 7000F Pump Check ValveAssembly Exploded View 98 Fill Valve Exploded View 99 VM 1100 Verometer with Filter Assembly Exploded View 100 Bulk Odorant Filter 101 N...
Page 10: ...llok Drive Conroe Texas USA 77303 P 936 788 5593 F 936 788 5720 Page 6 NJEX 7300L ver 10012003 7300L T 7300L T 7300L T 7300L T 7300L TABLE ABLE ABLE ABLE ABLE OF OF OF OF OF C C C C CONTENTS ONTENTS O...
Page 11: ...Arrowkey or Main Powerswitch Starting with Section 4 System Control Electronics the manual will begin discussing the in depth operation of the N 300 electronic controller where many of these typograp...
Page 12: ...OperatingTemp Range 0to140degreesF 17 C to 60 C Power Supply LPS 120 240 volt 50 60Hz AC charger Battery Reserve 1 Approximately 30 days Gas Flow Rate Input Signal 1 5 VDC 4 20 mA or pulse Note at tem...
Page 13: ...d by either a flow computer or other flow monitoring devices In this mode the controller has the capability to distin guish between a low flow situation and a loss of flow input signal For systems wit...
Page 14: ...NJEX 7300L ver 10012003 S S S S SECTION ECTION ECTION ECTION ECTION 1 F 1 F 1 F 1 F 1 FIRST IRST IRST IRST IRST T T T T THINGS HINGS HINGS HINGS HINGS T T T T TO O O O O K K K K KNOW NOW NOW NOW NOW A...
Page 15: ...figure 3 Provides primary odorant filtration between the storage tank and the NJEX 7300L The Bulk Odorant Filter is pre installed inside the System Enclosure attachment to the odorant source is via a...
Page 16: ...y Gas NJ EX Gas Filter V 17 V9 Pum p Verometer Bulk Odorant Filter Fill Valve V15 V13 V10 V 11 V12 30 35 psi 2 07 2 42 Bar Bulk Odorant Stor age Tank Pump A ctuation To N 300 Controller Tank Lev el S...
Page 17: ...Bolt down the system enclosure to a concrete slab using the mounting holes 9 16 provided in the bottom of each leg of the enclosure Recommended bolt stud sizes for mounting the enclosure is 1 2 2 Con...
Page 18: ...ower side of the enclosure using 1 2 conduit and appropriate pack off Power requirements for the heater are 1 67A for the 120VAC heater and 833A for the 240VAC heater Each heater is a thermostatically...
Page 19: ...n gas source of 75 psi 5 17 Bar supplied by the NJEX system owner to the NJEX gas filter inlet fitting using a dielectric union figure 9 Note An actuation gas source pressure of 75 psi 5 17 Bar should...
Page 20: ...roach to odorization The SkidMount Systems come standard with an electronic level indicator factory connected to the N 300 controller The controller has an alarm capa bility to indicate when the liqui...
Page 21: ...figure 11 provides the connection between the system control enclosure and the electrical components located in the mechani cal section Expansion Tank figure 12 provides a closed loop system for press...
Page 22: ...Filtered Supply G as NJEX Gas Filter V17 V9 Pump Verometer Bulk Odorant Filter Fil l Valve V15 V13 V10 V11 V12 30 35psi 2 07 2 42Bar Bulk Odorant StorageTank Pump Actuation ToN 300 Controller Tank Le...
Page 23: ...talled ground rod located adjacent to the skid Resis tance to ground must be less than 1 Ohm Tank Capacity C D Appox Weight 20 gal 34 34 450 lbs 60 gal 52 52 550 lbs 120 gal 96 47 850 lbs 250 gal 122...
Page 24: ...side of the enclosure using 1 2 conduit and appropriate pack off Power requirements for the heater are 1 67A for the 120VAC heater and 833A for the 240VAC heater Each heater is a thermostatically con...
Page 25: ...l gas or inert actuation gas source of 75 psi 5 17 Bar supplied by the NJEX system owner to the NJEX gas filter inlet fitting using a dielectric union figure 9 Note An actuation gas source pressure of...
Page 26: ...77303 P 936 788 5593 F 936 788 5720 Page 16 NJEX 7300L ver 10012003 S S S S SECTION ECTION ECTION ECTION ECTION 2 2 2 2 2 S S S S SY Y Y Y YSTEM STEM STEM STEM STEM I I I I INST NST NST NST NST ALLA...
Page 27: ...fy correct position of valves before beginning figure 19 Open V12 and V13 Closed V10 V11 and V15 Note Gas Supply to V13 should NOT be turned on during this procedure 2 Attach inert or natural gas supp...
Page 28: ...hould wear protective clothing and use equipment as recommended by the chemical manufacturer during this time If you are uncertain about any aspect of the odorant itself you should contact the manufac...
Page 29: ...oller menu system is illustrated on the N 300 Display Diagram located on page 115 in Appendix D To Use The Key Pad The three main keys have multiple function capabilities Each key is labeled with it s...
Page 30: ...f mechanical enclosure door Also check to ensure the verometer calibration number matches the verometer tag number located at the top of the verometer assem bly figures 25 26 27 Next you may have the...
Page 31: ...hibit the operation of the N 300 controller by simply pressing this key This creates a standby mode for the 7300L system In the event of a no flow condition in the pipeline the operator can switch the...
Page 32: ...owered using a 120 240 AC DC Line Power Supply LPS figure 32 intrinsically safe barrier and an enclosure for Class I Division 1 Group C D locations refer to the Wiring Control Document on page 116 in...
Page 33: ...formation or the NJEX system may be config ured to notify the computer and provide it with information Connections for Method 1 or 2 are via an RS 485 two wire connection In a safe nonhazardous area t...
Page 34: ...93 F 936 788 5720 Page 24 NJEX 7300L ver 09042003 S S S S SECTION ECTION ECTION ECTION ECTION 4 4 4 4 4 S S S S SY Y Y Y YSTEM STEM STEM STEM STEM C C C C CONTR ONTR ONTR ONTR ONTROL OL OL OL OL E E E...
Page 35: ...s been chosen press the Enter key to store the new value into memory The entered value will stop flashing when it has been loaded into memory Press the Down Arrow key to advance to the next parameter...
Page 36: ...ontroller to sense low flow conditions where the operation is not desired This setting will override the max time stroke setting parameter When flow again in creases above the preset point the N 300 r...
Page 37: ...try will begin to flash when selected Use the Up Arrow key to increase the value and the Down Arrow key to decrease the value When a new value has been chosen press the Enter key to store the new valu...
Page 38: ...press the Enter key to store the new Low Level Alarm setting into memory The entered value will stop flashing when it has been loaded into memory the High Level value will begin to flash Use the Up A...
Page 39: ...al between the Bulk Odorant Storage Tank and the Expansion Tank must be maintained This differential should never be less than 5 psi 35 Bar and typically not more than 10 psi 69 Bar There are two alar...
Page 40: ...mmable time that can be entered to allow for a period of time to occur between the initial issuance of an alarm and the actual automatic call out function via a modem or Modbus communication port 1 0...
Page 41: ...our Modbus system Parity options are odd even and none The 3rd pressing of the Enter Select key will bring you to the framing mode window will begin to flash Next use the Up Arrow or Down Arrow key to...
Page 42: ...ON ECTION ECTION ECTION ECTION 5 5 5 5 5 P P P P PR R R R ROGRAMMING OGRAMMING OGRAMMING OGRAMMING OGRAMMING FOR FOR FOR FOR FOR P P P P PR R R R ROPOR OPOR OPOR OPOR OPORTION TION TION TION TIONAL AL...
Page 43: ...the main menu figure 53 Choose Par from the set selection menu figure 54 Choose Time from the set parameters menu figure 55 Choose Set from the proportional to time menu figure 56 Pump displacement in...
Page 44: ...to flash when selected Use the Up Arrow key to increase the value and the Down Arrow key to decrease the value When a new value has been chosen press the Enter key to store the new value into memory...
Page 45: ...to the high level set point High Level should typically be set 27 psi 1 86 Bar but is adjust able from 0 psi 0 Bar up to 99 psi 6 82 Bar To set the alarm level points figure 62 press and release theS...
Page 46: ...w value has been chosen press the Enter key to store the new Odorant Inlet High setting into memory Press the Down Arrow key to advance to the next menu Alarm to Relay Delay Is a programmable time tha...
Page 47: ...ess is also used as the Sentry4 I D MODBUS Parameters Not required unless MODBUS is utilized There are 4 items of information that may be entered on this screen They are baud parity framing mode comm...
Page 48: ...TION TION TION TION TION Setting Operator Input Parameters Continued MODBUS Parameters Continued No Comm Port is used for Modbus ONLY Comm 2 is avaailable for Sentry4 1 Comm 1 will be used for Modbus...
Page 49: ...r analog voltage or current inputs i e 1 5VDC or 4 20mA figure 73 Choose Lin for input signals that are linear with respect to flow i e flow computers RTU s etc figure 74 OR Choose NonLin for input si...
Page 50: ...eline The N 300 is factory calibrated for 100 of flow to directly correspond to 5 00 VDC 20 mA at the flow input terminal board TB1 terminals 2 and 3 refer to the Wiring Control Document on page 116 i...
Page 51: ...5 The output from the transmitter should be 1 00 VDC 1 Press release the Read key figure 89 and the actual voltage present from the transmitter will be shown flashing in the display 2 Press release th...
Page 52: ...rant Filter inside of the enclosure If the expansion tank has pressure in it remove it by venting the expansion tank pressure via V5 Open V3 In the display screen tell the verometer to fill This shoul...
Page 53: ...the Read key and the actual voltage present from the transmitter will be shown flashing in the display figure 98 2 Press release the Accept key to load the zero point into the memory This value will s...
Page 54: ...the NJEX System The pulse input frequency must be between 10 1000 pulses per second Hz Choose PPS figure 106 Span Adjustment is used to calibrate the N 300 control ler for 100 of metered flow at maxim...
Page 55: ...determined by the rest of the parameters and then the pump will stroke and the process will recycle again To set the PPMV value figure 108 press and release the Select key The value entry will begin t...
Page 56: ...8 5593 F 936 788 5720 Page 46 NJEX 7300L ver 09042003 S S S S SECTION ECTION ECTION ECTION ECTION 7 7 7 7 7 C C C C CALIBRA ALIBRA ALIBRA ALIBRA ALIBRA TING TING TING TING TING S S S S SIGN IGN IGN IG...
Page 57: ...ample pmp pump becomesPMP indicating that an alarm is active figure 110 To indicate the specific activity of the alarm the N 300 will flash a description and solid black box in the top line of the dis...
Page 58: ...sly set or programmed pump displacement will be displayed refer to the Program ming Sections 5 6 beginning on pages 25 33 Pump Alarms There are three conditions that will result in a pump alarm indica...
Page 59: ...lower than allowed figure 128 OdorInlet Hi the required inlet pressure of odorant is higher than allowed figure 129 XTank Cable the expansion tank cable outlet fill valve pressure transmitter is not...
Page 60: ...e maximum gas flow Flow Input Indicators non alarm Low Flow figure 141 the flow input has fallen below the low flow shut off set point refer to Section 5 Programming for Proportional to Flow page 26 O...
Page 61: ...lied tank Tank Level Alarm Low Level figure 146 the odorant supply tank level has fallen below the low level set point refer to Programming for Proportional to Flow and Programming for Proportional to...
Page 62: ...7300L ver 09042003 S S S S SECTION ECTION ECTION ECTION ECTION 8 8 8 8 8 W W W W WORKING ORKING ORKING ORKING ORKING WITH WITH WITH WITH WITH THE THE THE THE THE N 300 S N 300 S N 300 S N 300 S N 300...
Page 63: ...Arrow or Up Arrow keys to change the setting Press the Enter key to load the entry into memory The display will stop flashing when the entered value is loaded into the memory Press the Down Arrow key...
Page 64: ...has been chosen press the Enter key to store the new value into memory The entered value will stop flashing when it has been loaded into memory Press the Down Arrow key to advance to the next paramet...
Page 65: ...s to change the setting ON Relay Open indicates the alarm relay is in the test mode OFF Relay Closed indicates the relay is in the normal mode Press the Enter key to load the entry into memory When th...
Page 66: ...r area of the N 300 display will flash when it is selected Use the Down Arrow or Up Arrow keys to simulate which type of Verometer alarm to simulate This will be shown by the solid block appearing nex...
Page 67: ...but will not have the solid block appearing next to them and the sig indicator will again be in the lower case but will continue to flash on and off Press the Enter key to return to the simulation sel...
Page 68: ...chosen Use the Up Arrow key to increase the value and the Down Arrow key to de crease the value When a new value has been chosen press the Enter key to store the new Month into memory The entered val...
Page 69: ...A ALARMS LARMS LARMS LARMS LARMS value When a new Hour has been chosen press the Enter key to store the new Hour into memory Last the Minutes after the Hour will begin to flash Use the Up Arrow key t...
Page 70: ...303 P 936 788 5593 F 936 788 5720 Page 60 NJEX 7300L ver 09042003 S S S S SECTION ECTION ECTION ECTION ECTION 9 S 9 S 9 S 9 S 9 SETTING ETTING ETTING ETTING ETTING T T T T TESTING ESTING ESTING ESTING...
Page 71: ...ant discharge manifold NJEX gas supply filter solenoid manifold pneumatic relay manifold and the expansion tank Individual components of the system are shown below and described in the following pages...
Page 72: ...ant filter repair kit is available Fill Valve The purpose of the fill valve is to control odorant flow into the Verometer figure 201 The fill valve is opened when a pneumatic signal from the solenoid...
Page 73: ...nters the Verometer from the fill valve Odor ant exits the Verometer by passing through a second filter element on its way to the pump The filter element is held in place by the filter plug located at...
Page 74: ...minimizing the risk of odorant escape into the atmosphere Each time the plunger returns it completely removes itself from the plunger seal This allows any air trapped in the hydraulic system to be ven...
Page 75: ...Section 12 page 80 illustration 231 An integral wafer check valve is built into the odorant discharge manifold The wafer is located on top of the plug that is inserted in the bottom of the manifold T...
Page 76: ...ly open and is the supply gas isolation valve Expansion Tank The expansion tank figure 207 is mounted on the back of the enclosure and acts as a pressure source and buffer for the Verometer As the Ver...
Page 77: ...ket gas regulator for the bulk storage tank 6 Check entire system for gas leaks and verify that the set pressures remain constant S S S S SECTION ECTION ECTION ECTION ECTION 11 11 11 11 11 S S S S SY...
Page 78: ...number figure214 in theFor the Record form located in the Appendix C on page 113 of this manual IMPORTANT If the serial number model type or the verometer tag number does not match the corresponding n...
Page 79: ...fer to Section 6 page 33 To start the pump press the Yes entry figure 221 If the calculated time stroke is less than the minimum the Time Stroke Calculated Exceeds Minimum display will appear and the...
Page 80: ...xas USA 77303 P 936 788 5593 F 936 788 5720 Page 70 NJEX 7300L ver 09042003 S S S S SECTION ECTION ECTION ECTION ECTION 11 11 11 11 11 S S S S SY Y Y Y YSTEM STEM STEM STEM STEM O O O O OPERA PERA PER...
Page 81: ...ablishing a preventative maintenance schedule Recommended Maintenance Schedule Weekly Inspection 1 Verify gas pressures 2 Check for gas and odorant leaks 3 Examine the oil level in the pump 4 View the...
Page 82: ...at causes the seal when necessary 4 Inspect the cap to body o ring item D and lubricate or replace as necessary 5 Inspect the reset push button When pushed in the button should depress then spring bac...
Page 83: ...si 1 72 Bar To test and adjust follow these steps 1 With valve V6 open figure 227 slowly open valve V4 figure 226 until gas begins discharging at exhaust port 2 Close valve V4 and see where pressure s...
Page 84: ...ward Purge Figure 228 1 Place the NJEX System in Standby mode by pressing the Standby key on the N 300 controller 2 Close valves V8 and V6 3 Open valveV4 untilpressurereaches50 60psi 3 4 4 Bar intheex...
Page 85: ...Filter V 17 V9 Pum p Verometer Bulk Odorant Filter Fill Valve V15 V13 V10 V 11 V12 30 35 psi 2 07 2 42 Bar Bulk Odorant Storage Tank To N 300 Controller Tank Lev el S ignal A ctuation Exhaust E xpansi...
Page 86: ...ure Gas Figure 229 Refer to the Venting Pressure Gas Operational Sche matic figure 229 on page 77 1 Open valve V3 CA CA CA CA CAUTION UTION UTION UTION UTION Vented gas will have a strong odorant smel...
Page 87: ...Bar 75 psi Filtered Supply Gas P um p Verometer 7300 Table 1 Fill Valve V9 V10 To N 300 Controller Tank Lev el S ignal S upply 75ps i 5 17 Bar V15 30 35 psi 2 07 2 42 Bar Bulk Odorant Stor age Tank V...
Page 88: ...the Verometer Operational Sche matic figure 230 on page 79 1 Close valve V2 V3 and V5 2 Open valve V4 until gauge reads 25 psi 1 72 Bar and then close V4 3 Open valve V17 4 Place the NJEX System in S...
Page 89: ...Bar 75 psi Filtered Supply Gas Pum p Verometer 7300 Table 1 Fill Valve V9 V10 To N 300 Controller Tank Lev el S ignal S upply 75ps i 5 17 Bar V15 30 35 psi 2 07 2 42 Bar Bulk Odorant Stor age Tank V1...
Page 90: ...is in the Idle mode on on the mmain display If it is not follow steps to stop operation found in Section 11 2 Place unit in the Standby mode by pressing the Standby key located on the front of the N...
Page 91: ...Bar 75 psi Filtered Supply Gas Pum p Verometer 7300 Table 1 Fill Valve V9 V10 To N 300 Controller Tank Lev el S ignal S upply 75ps i 5 17 Bar V15 30 35 psi 2 07 2 42 Bar Bulk Odorant Storage Tank V13...
Page 92: ...SA 77303 P 936 788 5593 F 936 788 5720 Page 82 NJEX 7300L ver 09042003 S S S S SECTION ECTION ECTION ECTION ECTION 12 12 12 12 12 S S S S SY Y Y Y YSTEM STEM STEM STEM STEM M M M M MAINTEN AINTEN AINT...
Page 93: ...on system Check to ensure the removal of liquid odorant and pressure from the portion of the system on which work will be performed prior to removing components or fittings Inspect all tube fittings a...
Page 94: ...ic level indication are approximately the same within 2 as indicated above then the system is working correctly If you wish to change the alarm set points or disable the alarm proceed to the Set Param...
Page 95: ...t injection stops and therefore no odorization is presently occuring Odorization will automatically resume when the flow signal returns to a level above the set point to stop odorization SignalAlarm N...
Page 96: ...signal and recieve this alarm two issues could genreate this alarm First the span frequency could be set incorrectly Recalculate the span frequency and inspect the setting in the Claibration section o...
Page 97: ...Steps When an active VMTR Cable alarm is indicated the following steps should be taken 1 Inspect all cables for any external damage such as cuts or crimps in the external cable sleeve or moisture ins...
Page 98: ...that pin 7 has an orange wire and pin 8 a violet wire connected 6 If an electrical signal is not present when a fill is requested check all cables for corrosion moisture or damage and replace if any...
Page 99: ...disconnect the pneumatic supply tube at the top of the fill valve to inspect if actuation gas is present If actuation gas is not present when the tube is disconnected and the Verometer level continues...
Page 100: ...correct if necessary refer to the parameters section on programming the N 300 controller Section 5 page 29 or Section 6 page 36 depending on the mode of operation 3 Observe if the alarm is still activ...
Page 101: ...he Verometer does increases without operator influence proceed to the Fill Valve Trouble shooting section of this manual on page 89 If the level in the Verometer does not increase then otherwise proce...
Page 102: ...g conditions remain un changed and correct as needed The pipeline pressure should be at least 250 psi 17 24 Bar a Inspect the installation for the use of a back pressure regulating device A back press...
Page 103: ...ure in it of 25 psi 1 72 Bar Note If the Verometer is empty restart the system Stroke to the pump to cyle odorant through the system and observe if the alarm reoccurs 2 Verify that the pump volume spa...
Page 104: ...is an audible pump stroke with the piston bottoming out and returning to the top of the pump housing If an audible pump actuation is not present remove the actuation cylinder and inspect for a broken...
Page 105: ...X A A A A A I I I I ILL LL LL LL LLUSTRA USTRA USTRA USTRA USTRATIONS TIONS TIONS TIONS TIONS Odorant Actuation Gas Hydrualic Oil Actuation Gas Replacement Pump Seal Kit PN D3 0131 A A A A APPENDIX PP...
Page 106: ...ampener P N B0 0095 Actuation Spring P N C3 0043 P N B0 0087 Pump Housing P N B0 0069 P N A6 0084 P N B0 0078 Actuation Cylinder Piston Seal Plunger Seal P N A6 0018 O Ring P N A5 2023 O Ring P N A5 2...
Page 107: ...LL LL LLUSTRA USTRA USTRA USTRA USTRATIONS TIONS TIONS TIONS TIONS NJEX Model 7000F Pump Diaphragm Cartridge Exploded View Figure 234 O Ring P N A5 1027 Cartridge P N B0 0070 P N A5 1131 O Ring P N A...
Page 108: ...ONS TIONS P N A5 1014 O Ring P N A5 1115 Inlet Check P N B0 0073 Check Wafer P N B0 0074 Cartridge Pump Housing P N B0 0069 O Ring Seal Nut P N B0 0077 Sleeve Check Wafer P N B0 0074 P N B0 0076 Disch...
Page 109: ...S TIONS TIONS TIONS Fill Valve Exploded View Figure 236 Fill Valve Seal Kit P N D3 0141 Spring O Ring P N A5 1021 P N C3 0048 P N A5 1012 O Ring SS Bolts 4 Qty P N A5 1030 O Ring P N A3 0206 Dart O Ri...
Page 110: ...USTRA USTRA USTRATIONS TIONS TIONS TIONS TIONS VM 1100 Verometer with FilterAssembly Exploded View Figure 237 P NA 5 1020 P NA 5 1120 O Ring Viton O Ring Viton Verometer Weldment P N B3 0016 Verometer...
Page 111: ...Bulk Odorant Filter Figure 238 Bulk Odorant Filter Element Replacement Kit P ND3 0103 P NC0 0095 1 4 20ss Nut P NC4 0102 Washer Retainer Washer SuspensionRod P NC4 0109 P NC0 0095 1 4 20ss Nut Odorant...
Page 112: ...STRA USTRA USTRATIONS TIONS TIONS TIONS TIONS NJEX Gas Filter Figure 239 P N C4 0102 Filter Retainer Washer P N C4 0131 Filter Bowl Gas Filter Label P N D5 0074 O Ring 334 Viton P N A5 1334 P N C4 013...
Page 113: ...USA 77303 P 936 788 5593 F 936 788 5720 Page 103 NJEX 7300L ver 09042003 A A A A APPENDIX PPENDIX PPENDIX PPENDIX PPENDIX A A A A A I I I I ILL LL LL LL LLUSTRA USTRA USTRA USTRA USTRATIONS TIONS TIO...
Page 114: ...7303 P 936 788 5593 F 936 788 5720 Page 104 NJEX 7300L ver 09042003 A A A A APPENDIX PPENDIX PPENDIX PPENDIX PPENDIX A A A A A I I I I ILL LL LL LL LLUSTRA USTRA USTRA USTRA USTRATIONS TIONS TIONS TIO...
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Page 116: ...ENDIX PPENDIX A A A A A I I I I ILL LL LL LL LLUSTRA USTRA USTRA USTRA USTRATIONS TIONS TIONS TIONS TIONS Back Pressure Regulator Diagrahm Figure 243 1 4 FNPT Precharge Port Precharge Isolation Valve...
Page 117: ...ng single or multiple coils per query Control Functions The control functions available via Modbus are listed below The registers are accessed using Modbus functions 1 and 5 The master device can init...
Page 118: ...rticular register was made by the master device Once a read is made the status will reflect the current state Address Access Description 00101 Read Only System Stopped 0 Running 1 00102 Read Only Vero...
Page 119: ...ead Only Over Pump Alarm 1 01004 Read Only Under Pump Alarm 1 01005 Read Only Verometer Cable Alarm 1 01006 Read Only Verometer Slow Fill Alarm 1 01007 Read Only Verometer No Fill Alarm 1 01008 Read O...
Page 120: ...ted Flow rate Low Unsigned integer See formatting info 40005 Read Only HOU LOU Start Date Day of Month Month 1 31 1 12 BCD 40006 Read Only HOU LOU Start Date Century Year 0000 9999 BCD 40007 Read Only...
Page 121: ...iquid Metric 40019 6300 XX XXX 7300 XXX XX 8300 XXXX X cc Parameter functions The result data functions available via Modbus are listed below The registers are accessed using Modbus functions 3 6 and...
Page 122: ...XXXX 7300 X XXX 8300 XX XX cc stroke Address 40109 6300GE X XXXX 7300 8300GE XX XXX MMCF hr 6300GM XX XXX 7300 8300GM XXX XX m3 sec 6300LE XXXX X 7300 8300LE XXXXX gal min 6300LM XXXX X 7300 8300LM X...
Page 123: ...ized for the first time Basic information on the NJEX 7300L Serial number _____________________________ N 300 version x xx ________________________ Manufacturing date ________________________ Date of...
Page 124: ...ery VDC PARAMETERS InjectionRate RUN MODE Pump Displacement Proportional To Time Proportional To Flow Odorant Density Analog Max Gas Flow Linear LowFlowShutoff Non linear Flow nosignal Pulses Max Time...
Page 125: ...ate OverFlow 110 pmp bat vmtr sig tnk Verometer Alarm Simulate Low Flo Shtoff pmp bat vmtr sig tnk Verometer Alarm Simulate No Flow pmp bat vmtr sig tnk Verometer Alarm Simulate Loss of Signal pmp bat...
Page 126: ...101 Pollok Drive Conroe Texas USA 77303 P 936 788 5593 F 936 788 5720 Page 116 NJEX 7300L ver 09042003 A A A A APPENDIX PPENDIX PPENDIX PPENDIX PPENDIX D D D D D D D D D DOCUMENTS OCUMENTS OCUMENTS OC...
