Milton Roy YZ Systems NJEX 6300G-PM Instructions & Operating Manual Download Page 1

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NJEX 6300G

Pole Mounted

N A T U R A L G A S O D O R I Z A T I O N S Y S T E M

Summary of Contents for YZ Systems NJEX 6300G-PM

Page 1: ...NJEX 6300G PoleMounted N A T U R A L G A S 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 6300G POLE MOUNTED INSTRUCTION OPERATING MANUAL Version NJEX6300G PM 04142004 ...

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Page 5: ...ation Specifications 2 Warranty 2 Theory of Operation 3 System Accessories 3 Section 2 System Installation 5 Standard System Components 5 System Flow Schematic 6 Standard System Mounting 7 Standard System Connections 8 Skid System Components 10 System Flow Schematic 12 Skid System Mounting 13 Skid System Connections 14 Section 3 Filling the Bulk Odorant Tank 17 Filling the Tank for the First Time ...

Page 6: ...nitoring 29 Alarm to Relay 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 displacement in cc stroke 33 Odorant density in lbs gallon g cc 60ºF 33 Time interval between strokes of the pump in xx xx minutes stroke 33 The Odorant Output Setting 34 Odorant Tan...

Page 7: ...m 49 Expansion 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 Section 9 Setting Testing Alarms 53 Setting Alarm Out Status 53 Testing Alarm Out Status 55 Setting The Clock 58 Section 10 Mechanical System 61 Overview 61 Odorant Inlet Manifold Bulk Odorant Filt...

Page 8: ...ms 85 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 Indicator Troubleshooting Steps 86 Overflow Non Alarm Indicator Troubleshooting Steps 86 Verometer Alarms 86 Verometer Non Alarm Indicators 87 Verometer Troubleshooting Steps 87 Verometer Cable Alarm Tr...

Page 9: ...X Model 6000 Pump Check Valve Assemblies and Seals Exploded View 97 Fill Valve Exploded View 98 VM 1000 Verometer with Filter Assembly Exploded View 99 Bulk Odorant Filter 100 NJEX Gas Filter 101 Electronics Assembly 102 SPS 12 Solar Power Supply Unit 103 LPS 120 240 Charger Supply Unit 104 Heater Wiring Diagrahm Optional 105 Appendix B N 300 Modbus Specifications 107 Communications Settings 107 N...

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Page 11: ...e Up Arrow key or Main Power switch 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 typographic conventions will be found In the discussion about the controller the technician will learn about the dual use keypad Here the controller LCD will display a new function for the key located i...

Page 12: ...ing Temp Range 0to140degreesF 17 C to 60 C Power Supply SPS 12 solarpanel std LPS 120 240 volt 50 60HzAC charger opt BatteryReserve1 Approximately 30 days Gas Flow Rate Input Signal 1 5VDC 4 20mAorpulse Note at temperatures below 32º F 0º C conditioning of the actuation gas supply may be required Where the actuation gas supply has a high water content and or a low hydrocarbon dew point additional ...

Page 13: ...In this mode the controller has the capability to distinguish between a low flow situation and a loss of flow input signal For systems with analog inputs if a loss of flow signal occurs the controller automatically defaults back to a pre selected percentage of the flow input The flow input signal is read by the N 300G control ler eight times per pump stroke These readings are averaged and the time...

Page 14: ...NJEX 6300G PM ver 04142004 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 A A A ABOUT BOUT BOUT BOUT BOUT T T T T THE HE HE HE HE 6300G 6300G 6300G 6300G 6300G Notes ...

Page 15: ...n lieu of the solar panel System Control Enclosure figure 3 Houses the N 300G controller Power Supply Enclosure figure 1 2 Houses the battery charger supply and I S Barrier Bulk Odorant Filter figure 2 Provides primary odorant filtration between the storage tank and the NJEX 6300G The Bulk Odorant Filter is con nected to the odorant source with 1 4 FNPT connection located on the back of the Filter...

Page 16: ... 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 NSTALLA ALLA ALLA ALLA ALLATION TION TION TION TION System Flow Schematic Figure 4 Table1 6300 Pipeline Pressure Actuation Pressure 100 200psi 6 89 13 8Bar 30psi 2 07Bar 200 500psi 13 89 34 5Bar 40psi 2 76Bar 500 900psi 34 5 62 1Bar 50psi 3 45Bar 900 1400psi 62 1 96 5Bar 60psi 4 14Bar ...

Page 17: ...STALLA ALLA ALLA ALLA ALLATION TION TION TION TION StandardSystemMounting Figure 5 1 Bolt the system enclosure to 2 vertical pipe secured into the ground using the mounting clamps provided 2 Connect a ground wire from the 2 vertical mounting pipe to a properly installed ground rod located adjacent to the system enclosure Resistance to ground must be less than 1 Ohm A 8 10 AWG Grounding Rod Depth o...

Page 18: ... proof code via a termination junction box not shown to be attached to the conduit connector provided at the lower left corner of the LPS enclosure The power requirement for 120VAC will be 100 mA The power requirement for 240VAC will be 50 mA These power inputs must be fused with a maximum of 15A figure 7 2 Connect the flow signal device to the termination block located in the system control enclo...

Page 19: ...plied by the NJEX system owner to the NJEX gas filter inlet fitting using a dielectric union figure 9 Note in applications where the actuation gas supply has a high water content and or a low hydrocarbon dew point additional actuation gas filtration or heating of the 6300G system may be necessary Bottled nitrogen can also be used during cold operating conditions to avoid condensation in the actuat...

Page 20: ...ntroller The controller has an alarm capability to indicate when the liquid level in the storage tank has fallen below a predetermined level set by the operator The Systems are available with 20 60 120 250 500 and 1000 gallon tank sizes Skid system primary components of the NJEX 6300G include the following Skid Mounted Tank a pre assembled and tested Structural steel skid with odorant tank valve p...

Page 21: ...ipped with 1 4 FNPT connection located on the back of the system enclosure Mechanical Interconnect Cable figure 12 provides the connection between the system control enclosure and the electrical components located in the mechani cal section Expansion Tank figure 13 provides a closed loop system for pressure fluctuations within the Verometer during the odorant fill and injection cycle NJEX Gas Filt...

Page 22: ... 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 NSTALLA ALLA ALLA ALLA ALLATION TION TION TION TION System Flow Schematic Figure 14 Table1 6300 Pipeline Pressure Actuation Pressure 100 200psi 6 89 13 8Bar 30psi 2 07Bar 200 500psi 13 89 34 5Bar 40psi 2 76Bar 500 900psi 34 5 62 1Bar 50psi 3 45Bar 900 1400psi 62 1 96 5Bar 60psi 4 14Bar ...

Page 23: ...d Resistance 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 32 1200 lbs 500 gal 147 47 1700 lbs 1000 gal 220 47 2900 lbs SkidSystemMounting Figure 15 1 Bolt down the system to a concrete slab using the 3 4 mounting holes provided in the skid The size of the concrete slab is recommended to exceed the NJEX ...

Page 24: ... to be attached to the conduit provided at the upper left side on the system enclosure The power requirement for 120VAC will be 100 mA The power requirement for 240VAC will be 50 mA These power inputs must be fused with a maximum of 15A figure 17 refer to the Wiring Control Document on page 116 in Appendix D 2 Connect the flow signal device to the termination board located in the system control en...

Page 25: ...tuation 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 19 Note in applications where the actuation gas supply has a high water content and or a low hydrocarbon dew point additional actuation gas filtration or heating of the 6300G system may be necessary Bottled nitrogen can also be used during cold operating cond...

Page 26: ... 77303 P 936 788 5593 F 936 788 5720 Page 16 NJEX 6300G PM ver 04142004 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 NSTALLA ALLA ALLA ALLA ALLATION TION TION TION TION Notes ...

Page 27: ...h inert or natural gas supply to V10 S S S S SECTION ECTION ECTION ECTION ECTION 3 F 3 F 3 F 3 F 3 FILLING ILLING ILLING ILLING ILLING THE THE THE THE THE B B B B BULK ULK ULK ULK ULK O O O O ODORANT DORANT DORANT DORANT DORANT T T T T TANK ANK ANK ANK ANK 3 To purge the tank open valve V10 to introduce inert or natural gas to the tank to begin displacing any ambient air from the empty tank Contin...

Page 28: ... should 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 manufacturer of your chemical prior to proceeding 1 Place the N 300G controller in the Standby Mode by pressing the Standby key 2 Verify correct position of valves before beginning figure 22 Open V12 Close...

Page 29: ...ndix D Documents To Use The Key Pad The three main keys have multiple function capabilities Each key is labeled with it s primary function used in moving through the menu they are as follows Select Enter TheSelect EnterKey UpArrowKey DownArrowKey These keys also have alternative functions These alternative functions will be reflected in the commands proceeded by an asterisk that appear in a corre ...

Page 30: ... of 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 27 28 29 Next you may have the option of accepting a set of Pre Configured operating parameters that have been programmed into the Sentry Module figure 30 This option will only come up if it has been set up in Sentry and not prev...

Page 31: ...tion of the N 300G controller This creates a standby mode for the 6300G system In the event of a no flow condition in the pipeline the operator can switch the 6300G to a standby mode for extended periods of time or to temporarily suspend operation of the system for maintenance When flow is initiated once more or the mainte nance has been completed the 6300G can be switched from standby to operatio...

Page 32: ...e 6300G will operate approximately 30 days without additional power gener ated by the solar panel The battery is continuously monitored and an alarm signal is sent if the voltage falls below 11 0 volts During normal operation the LED located on the front of the SPS 12 will illuminate If AC power is available the solar panel can be replaced with an optional 120 240 AC DC Line Power Supply LPS figur...

Page 33: ...e with the NJEX system obtain information or the NJEX system may be configured 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 this may be connected to a RS 232 converter for interface with a SCADA system if required Method 3 utilizes two output relays One relay is for Alarm Output and provides s...

Page 34: ...3 F 936 788 5720 Page 24 NJEX 6300G PM ver 04142004 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 E ELECTR LECTR LECTR LECTR LECTRONICS ONICS ONICS ONICS ONICS Notes ...

Page 35: ... 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 Odorant density in lbs gallon g cc 60º F To set the odorant density figure 43 press and release the Select key The value entry will begin to flash when chosen Use the Up Arrow key to increase the value...

Page 36: ...ge of max gas flow desired to the N 300G to stop injecting odorant This allows the controller to sense low flow conditions where the operation is not desired This setting will override the max time stroke setting parameter When flow again increases above the preset point the N 300G resumes operation To set the low flow shut off figure 45 press and release the Select key The value entry will begin ...

Page 37: ...elease the Select key The value entry 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 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 The Odorant Output Se...

Page 38: ... should typically be set between 5 and 25 When a new value has been chosen 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 Arrow key to increase the value and the Down Arrow key to de crease the desired value This alarm should typically be set at les...

Page 39: ...itoring For the fill valve to function correctly a pressure differen tial 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 alarms that may be triggered from the Odorant Inlet Pressure reading a High Odorant Inlet Alarm and a Low Odorant Inlet Alarm To set ...

Page 40: ...ogrammable 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 No Alarm Call Out Delay 2 1 240 Number of Minutes Delay 3 240 Disabled No Alarm Call Out will occur To set the alarm to call out delay time figure 54 press and release the Select key The Alarm to ...

Page 41: ...the value to the required parity of your 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 increment the value to the required framing mode of your Modbus system Available options are RTU or ASCII The final time you press the Enter Select key the comm p...

Page 42: ...CTION 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 AL AL AL T T T T TO O O O O F F F F FL L L L LO O O O OW W W W W O O O O OPERA PERA PERA PERA PERATION TION TION TION TION Notes ...

Page 43: ...m the main menu figure 57 Choose Par from the set selection menu figure 58 Choose Time from the set parameters menu figure 59 Choose Set from the proportional to time menu figure 60 Pump displacement in cc stroke To set the pump displacement figure 61 press and release the Select key The value entry will begin to flash when chosen Use the Up Arrow key to increase the value and the Down Arrow key t...

Page 44: ...l 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 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 Odorant Tank Optional Setup Note This parameter functions only...

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 66 press and release the Select key The Low Pressure value will begin to flash when chosen 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 Ente...

Page 46: ...a new 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 that can be entered to allow for a period of time to occur between the initial issuance of an alarm and the actual remote reporting of the alarm via the alarm relay output 1 0 No Relay Contact Delay ...

Page 47: ... Note the Modbus address is also used as the Sentry4 I D MODBUS Parameters There are 4 items of information that may be entered on this screen They are baud parity framing mode comm port designation figure 72 1st press the Enter Select key and the baud rate window will begin to flash Next use the Up Arrow or Down Arrow key to increment the value to the required baud rate of your Modbus system Avai...

Page 48: ... TIME IME IME IME IME O O O O OPERA PERA PERA PERA PERATION TION TION TION TION Setting Operator Input Parameters Continued MODBUS Parameters Continued No Comm Port is used for Modbus 1 Comm 1 will be used for Modbus 12 Both Comm 1 Comm 2 will be used for Modbus Conclusion This concludes programming the N 300G controller in Proportional to Time Mode If the NJEX 7300 System is the only unit that wi...

Page 49: ...analog voltage or current inputs i e 1 5VDC or 4 20mA figure 77 Choose Lin for input signals that are linear with respect to flow i e flow computers RTU s etc figure 78 OR Choose NonLin for input signals that are non linear with respect to flow i e differential pressure transmit ters etc figure 78 Choose Zero to calibrate the zero set point figure 79 Zero Adjustment figure 80 is used to calibrate ...

Page 50: ...pipeline The N 300G 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 in Appendix D Documents To calibrate the span set point apply 5 00 VDC 20 mA to TB1 terminal 2 positive signal input and terminal 3 negative signal input If a DPT is used output from the transmitte...

Page 51: ... valve V 5 The output from the transmitter should be 1 00 VDC 1 Press release the Read key figure 93 and the actual voltage present from the transmitter will be shown flashing in the display 2 Press release the Accept key figure 94 to load the zero point into the memory This value will stop flashing when this is accomplished Note if an error message appears figure 95 the voltage is outside of the ...

Page 52: ...dorant 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 should bring the transmitter pressure to zero Choose Odor in the Calibrate Pressure menu figure 100 The transmitter voltage is 1 5VDC The only field calibration is the zero reference which may be set her...

Page 53: ...he Read key and the actual voltage present from the transmitter will be shown flashing in the display figure 102 2 Press release the Accept key to load the zero point into the memory This value will stop flashing when this is accomplished figure 103 Note if an error message appears figure 104 the voltage is outside of the calibration range of 6V 1 4VDC Return all valves and pressures to normal set...

Page 54: ... per second Hz choose PPS figure 110 OR If the pulse input frequency is between 1 100 pulses per minute choose PPM figure 110 SpanAdjustment is used to calibrate the N 300G controller for 100 of metered flow at maximum input frequency i e 100 pulses per second at maximum gas flow To set the span adjustment figure 111 112 press and release the Select key The value entry will begin to flash when it ...

Page 55: ...by the flow metering device Example 1 pulse x 1 000 000CF 100 000 pulses hr 10CF Hr Since pulses per hour is not an option for programming the N 300G divide by 60 minutes per hour to obtain pulses per minute 100 000 pulses x 1Hr 1 666 7 pulses min Hr 60 min Since a maximum of 100 pulses per minute may be programmed into the N 300G you must now divide by 60 seconds per minute to obtain pulses per s...

Page 56: ...8 5593 F 936 788 5720 Page 46 NJEX 6300G PM ver 04142004 S S S S SECTION ECTION ECTION ECTION ECTION 7 7 7 7 7 C C C C CALIBRA ALIBRA ALIBRA ALIBRA ALIBRATING TING TING TING TING S S S S SIGN IGN IGN IGN IGNAL AL AL AL AL I I I I INPUTS NPUTS NPUTS NPUTS NPUTS Notes ...

Page 57: ...E character set For example pmp pump becomes PMP indicating that an alarm is active figure 114 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 display figure 115 The character change indicating that a monitored condition is in alarm status is further accompanied by a flashing LED light Any time an alarm is simulated or re...

Page 58: ...t 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 indication Over Pumping figure 123 the calculated pump dis placement exceeds the set pump displacement by 30 UnderPumping figure124 the calculated pump displace mentislessthanthesetpumpdisplacementby30 Pump Failu...

Page 59: ...d OdorInlet Hi the required inlet pressure of odorant is higher than allowed XTank Cable the expansion tank cable outlet fill valve pressure transmitter is not communicating with the controller XTank Low the expansion tank pressure has fallen below the programmed low pressure setting XTank Hi the expansion tank pressure has risen above the programmed high pressure setting Meter Indicators non alar...

Page 60: ...ow Input Indicators non alarm Low Flow figure 135 the flow input has fallen below the low flow shut off set point refer to Section 5 Programming for Proportional to Flow page 26 Over Flow figure 136 the flow input has exceeded 110 of the maximum gas flow but is still less than 125 of maximum gas flow No Flow figure 137 is presently indicated by the flow signal Low Flo Shtoff figure 138 the flow si...

Page 61: ...ure 140 the odorant supply tank level has fallen below the low level set point refer to Programming for Proportional to Flow and Program ming for Proportional to Time Sections 5 6 pages 28 34 High Level figure 141 the odorant supply tank level rises above the high level set point refer to Program ming for Proportional to Flow and Programming for Proportional to Time Sections 5 6 pages 28 34 Note t...

Page 62: ...6300G PM ver 04142004 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 SY Y Y Y YSTEM STEM STEM STEM STEM D D D D DISPLA ISPLA ISPLA ISPLA ISPLAY Y Y Y YS S S S S Notes ...

Page 63: ...Down 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 to advance to the next parameter To set the battery alarm status figure 149 press and release the Select key The entered value will begin to flash when chosen Use the Up Arrow or Down Arrow keys ...

Page 64: ...e 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 parameter Note this alarm window option will only display if you have chosen the Proportional to Flow path Note this option should only be active if your system was supplied with a YZ skid mounted odorant s...

Page 65: ... keys 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 the unit is in the Alarm Test Mode a bright red light will flash in the alarm light indicator located just below the SELECT ENTER switch The display will stop flashing when the entered value is load...

Page 66: ... 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 next to Odor Inlet Cabl Odor Inlet Lo Odor Inlet Hi XTank Cable XTank Low XTank High Flvalve Fail Leakage Slow Fill No Fill or Vmtr Cable text at the top of the N 300G display and the VMTR indicator will now be displayed in UPPER CASE letters and will ...

Page 67: ...pearing 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 simula tion selection screen and the display will stop flashing Press the Down Arrow key to advance to the next simulation option To simulate the Tank alarm status figures 164 press and release the Select key The tnk alarm indicator in the upper left...

Page 68: ... 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 value will stop flashing when it has been loaded into memory then the numerical Day of the month value will begin to flash Use the Up Arrow key to increase the value and the Down Arrow key to decrease the value When a new Day value has been chosen press...

Page 69: ...ING T T T T TESTING ESTING ESTING ESTING ESTING A A A A ALARMS LARMS LARMS LARMS LARMS Minutes after the Hour will begin to flash Use the Up Arrow key to increase the value and the Down Arrow key to decrease the value When a new Minute value has been chosen press the Enter key to store the new setting into memory This concludes the Clock Setting Section Press the Up Arrow key three times to return...

Page 70: ...03 P 936 788 5593 F 936 788 5720 Page 60 NJEX 6300G PM ver 04142004 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 ESTING A A A A ALARMS LARMS LARMS LARMS LARMS Notes ...

Page 71: ...1 are composed of the bulk odorant filter fill valve Verometer 7000F pump odorant 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 S S S S SECTION ECTION ECTION ECTION ECTION 10 10 10 10 10 M M M M MECHANICAL ECHANICAL ECHANICAL ECHANICAL ECHANICAL S S...

Page 72: ... to control odorant flow into the Verometer figure 173 The fill valve is opened when a pneumatic signal from the solenoid valve manifold depresses the fill valve diaphragm The valve is closed when the pneumatic signal is removed and the fill valve spring returns the check valve wafer to its seat The transfer of odorant from the bulk storage tank to the Verometer when this valve is activated is dep...

Page 73: ...t enters 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 the bottom of the Verometer The upper portion of the Verometer above the odorant fluid level is connected to the expansion tank by stainless steel tubing and the odorant discharge mani fold The pu...

Page 74: ...t escape into the atmosphere The 6000 incorporates a cartridge design in key areas that are most likely to require maintenance They are the inlet check valve the discharge check valve and the plunger bushing seal assem bly The cartridge design provides easier mainte nance resulting in less down time The gage on the front of the pump reflects any pressure between the two sets of seals in the pump i...

Page 75: ...12 System Maintenance page 74 Figure 197 while the purge valve is opened as part of preparing the system for operation refer to Section 12 System Maintenance page 80 Figure 200 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 This check valve is located in the fluid path between the pum...

Page 76: ...d V16 lower left with a black knob Valve V4 is normally closed but is opened to charge the expansion tank with gas as required during system start up or purge process Additionally valve V5 is normally closed but is opened to vent the gas from the expansion tank for maintenance Finally V16 is normally open and is the supply gas isolation valve Expansion Tank The expansion tank figure 179 is mounted...

Page 77: ...t 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 Y Y Y YSTEM STEM STEM STEM STEM O O O O OPERA PERA PERA PERA PERATION TION TION TION TION Low Pressure Relief Adjustment The overflow protector figure 181 incorporates a low pressure relief in the cap a...

Page 78: ...he Record form located in the Appendix C Response Forms on page 113 IMPORTANT If the serial number model type or the verometer tag number does not match the corresponding numbers featured on the N 300G controller consult the factory before proceeding further Press the Down Arrow key four times to scroll the display menu to the Meter Level display figure 186 Press the Select Enter key to choose the...

Page 79: ... Yes entry figure 190 If the calculated time stroke is less than the minimum the Time Stroke Calculated Exceeds Minimum display will appear and the system will not start figure 191 Refer to Section 5 page 27 Proportion to Flow Mode Setting Operator Input Parameters to set the correct parameters for the NJEX 7300G System The Prop Flow Time x xx xx display that follows figure 192 provides a count do...

Page 80: ...xas USA 77303 P 936 788 5593 F 936 788 5720 Page 70 NJEX 6300G PM ver 04142004 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 PERA PERA PERATION TION TION TION TION Notes ...

Page 81: ...e odorant and the odorant bulk storage tank and the pump stroke fre quency All of these issues must be considered when establishing a preventative maintenance schedule Recommended Maintenance Schedule Weekly Inspection 1 Verify gas pressures 2 Check for gas and odorant leaks 3 View the N 300G Controller for alarm indications Semi Annual Inspection 1 Inspect overflow protector and service as needed...

Page 82: ...ly A normal fitting o ring will exhibit a slight interference between the dart and the o ring when in contact with each other This contact is what 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 back freely If any sticking occurs the o ring item E should...

Page 83: ...incorporates a low pressure relief in the cap assembly for the purpose of maintaining the maximum expansion tank pressure at 25 psi 1 72 Bar To test and adjust follow these steps 1 With valve V6 open figure 196 slowly open valve V4 figure 195 until gas begins discharging at exhaust port 2 Close valve V4 and see where pressure stabilizes which should be 25 psi 1 72 Bar 3 If adjustment is needed a F...

Page 84: ... Forward Purge Figure 197 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 OpenvalveV4untilpressurereaches50 60psi 3 4 4 Bar intheexpansiontank thenclosevalveV4 4 Scroll to the Meter Level display on the N 300 controller 5 Open valve V2 until a Empty is indicated in the Meter Level display And b Gas bubbling in the bulk odorant ...

Page 85: ...CTION 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 AINTEN AINTEN AINTENANCE ANCE ANCE ANCE ANCE Figure 197 Table 1 6300 Pipeline Pressure Actuation Pressure 100 200psi 6 89 13 8Bar 30psi 2 07Bar 200 500psi 13 89 34 5Bar 40psi 2 76Bar 500 900psi 34 5 62 1Bar 50psi 3 45Bar 900 1400psi 62 1 96 5Bar 60psi 4 14Bar ...

Page 86: ...NTENANCE ANCE ANCE ANCE ANCE Venting Pressure Gas Figure 198 1 Open valve V3 CA CA CA CA CAUTION UTION UTION UTION UTION Vented gas will have a strong odorant smell 2 Connect a Gas Flare Device or Odorant Filter Scrubber as required to the Expansion Tank Vent connection on the back of the NJEX System enclosure 3 Slowly open valve V5 and allow all pressure to vent from the NJEX System 4 Perform req...

Page 87: ...CTION 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 AINTEN AINTEN AINTENANCE ANCE ANCE ANCE ANCE Figure 198 Table 1 6300 Pipeline Pressure Actuation Pressure 100 200psi 6 89 13 8Bar 30psi 2 07Bar 200 500psi 13 89 34 5Bar 40psi 2 76Bar 500 900psi 34 5 62 1Bar 50psi 3 45Bar 900 1400psi 62 1 96 5Bar 60psi 4 14Bar ...

Page 88: ...Verometer Figure 199 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 Standby mode by pressing the Standby key on the front of the N 300 controller The Standby LED indicator will begin to flash on and off 5 Scroll to the Meter Level display on the N 300 controller and select Fill 6 Press Standby key to reacti...

Page 89: ...CTION 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 AINTEN AINTEN AINTENANCE ANCE ANCE ANCE ANCE Figure 199 Table 1 6300 Pipeline Pressure Actuation Pressure 100 200psi 6 89 13 8Bar 30psi 2 07Bar 200 500psi 13 89 34 5Bar 40psi 2 76Bar 500 900psi 34 5 62 1Bar 50psi 3 45Bar 900 1400psi 62 1 96 5Bar 60psi 4 14Bar ...

Page 90: ...em 1 Place unit in the Standby mode by pressing the Standby key located on the front of the N 300 controller The Standby LED will begin the flash on and off 2 Verify that valve V8 is closed 3 Open valve V3 4 Press the Standby key one more time to remove the system from the Standby mode The Standby LED should stop flashing on and off and remain off 5 Manually stroke the pump 15 20 times 6 Close val...

Page 91: ...CTION 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 AINTEN AINTEN AINTENANCE ANCE ANCE ANCE ANCE Figure 200 Table 1 6300 Pipeline Pressure Actuation Pressure 100 200psi 6 89 13 8Bar 30psi 2 07Bar 200 500psi 13 89 34 5Bar 40psi 2 76Bar 500 900psi 34 5 62 1Bar 50psi 3 45Bar 900 1400psi 62 1 96 5Bar 60psi 4 14Bar ...

Page 92: ...SA 77303 P 936 788 5593 F 936 788 5720 Page 82 NJEX 6300G PM ver 04142004 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 AINTEN AINTEN AINTENANCE ANCE ANCE ANCE ANCE Notes ...

Page 93: ... performed prior to removing components or fittings Inspect all tube fittings and valve packings semi annually to ensure that liquid odorant remains within the system Step by Step Resolution Using a step by step method to resolve issues on the NJEX System will reduce maintenance time and assit in returning the odorization system to service quicker The following repesent the recommended chronology ...

Page 94: ...and the electronic 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 Parameters section of the controller and make necessary changes to clear the alarm Battery Alarm The Low Battery Alarm indicates that the battery or power supply voltage for the system has ...

Page 95: ... When the flow rate drops below this value odorant 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 Signal Alarm Non Alarm Troubleshooting Steps 1 The Loss of Flow alarm will only be active with a Linear or Non linear Analog signal This alarm will be activated any...

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 of the N 300 Controller The other cause could be the result of electrical noise interferance resulting in the system intrepreing this noise as pulses VerometerAlarms There are a variety of Veromter ala...

Page 97: ...n 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 inside the cable connector 2 Loosen and inspect the cable orientation pins for correct positioning All cables have a specific mating connection to ensure that the correct pins on the opposing sides of the connecto...

Page 98: ...ange 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 signs of the previous mentioned problems are present and perform the test again 7 If an electrical signal is still not present contact YZ Systems Technical Service Verometer Slow Fill Alarm Troubleshooting Steps IMPOR IMP...

Page 99: ...es 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 to increase repair or replace the fill valve If the actuation gas is present in the tube when disconnected the Verometer level should stabilize after disconnecting the fill valve pneumatic supply ...

Page 100: ...rect if necessary refer to the parameters section on programming the N 300 controller Sections 5 6 page 25 or page 33 depending on the mode of operation 3 Observe if the alarm is still active if it is contact YZ Technical Services Verometer Expansion Tank CableAlarm Troubleshooting Steps When an active XTank Cable alarm is indicated the following steps should be taken 1 Inspect all cables for any ...

Page 101: ...creases 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 proceed to the next step below 3 Initiate a Verometer fill and record the time required to fill to 100 and note the level If the Verometer fills in a time faster than 30 seconds partially close the volume throttling valve bet...

Page 102: ...ressure should be at least 250 psi 17 24 Bar a Inspect the installation for the use of a back pressure regulating device For pipeline pres sures less than 250 psi 17 24 Bar a back pressure regulating device must be installed immediately outside the NJEX enclosure on the odorant line leading to the pipeline injection point A back pressure regulating device can aliviate the over pumping conditions t...

Page 103: ...orant in it and that the expansion tank has the proper pressure 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 spacer matches the pump displacement parameter in the controller 3 Verify that all valves and check valves are properly set system operation In...

Page 104: ... pulse not exceeding 12VDC If the pulse is at the termination panel next check the polarity of connections of the wiring The terminal 9 should have a yellow wire attached and the terminal 10 should have a blue wire attached If the polarity is correct on the wiring the cable assembly to the solenoid should be replaced f If no voltage is detected contact the technical service department at the facto...

Page 105: ...A A A A A I I I I ILL LL LL LL LLUSTRA USTRA USTRA USTRA USTRATIONS TIONS TIONS TIONS TIONS 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 TIONS TIONS NJEX Model 6000 pump Assembled Figure 201 6000 Pump Repair Kit P N D3 0140 Actuation Gas NJEX 6000 Pump Actuation Gas Odorant Odorant Inlet ...

Page 106: ...LL LL LL LLUSTRA USTRA USTRA USTRA USTRATIONS TIONS TIONS TIONS TIONS NJEX Model 6000 Pump Actuation Assembly Exploded View Figure 202 6000B Pump Repair Kit P N D3 0140 O Ring P N A5 1013 Actuation Fitting Assembly P N A1 0216 O Ring P N A5 1127 Actuation Seal P N A6 0076 Actuation Spring P N C3 0036 Piston Plunger P N B0 1005 Actuation Plug P N B0 1039 Optional 60 Stroke Spacer P N B0 1041 ...

Page 107: ... CV Cap P N A6 0089 P N B0 1021 O Ring O Ring O Ring P N A5 1117 P N A5 1118 P N B0 1030 Bottom Cartridge P N A6 0091 Secondary Seal P N A6 0090 Seal Support P N A6 0089 Primary Seal P N B0 1033 Stop Bushing CV Inlet Wafer O Ring P N A5 1113 P N B0 1037 Guide Cartridge P N A5 1113 O Ring P N B0 1021 P N C3 0037 CV Wafer Spring PLUNGER SEAL ASSEMBLY Seal Spacer P N B0 1035 P N A6 0091 Secondary Sea...

Page 108: ...TIONS TIONS Fill Valve Exploded View Figure 204 SS Bolts 4 each PN C0 0215 Upper Housing PN A3 0205 O Ring1 PN A5 1027 O Ring PN A5 1030 Dart PN A3 0206 O Ring1 PN A5 1012 Spring PN C3 0048 O Ring1 PN A5 1021 Tubbing Fitting PN A1 0012 Diaphragm1 PN A6 0087 O Ring1 PN A5 1023 Lower Housing PN A3 0207 Seat PN A3 0208 Check Valve Wafer1 PN B0 0074 O Ring1 PN A5 1017 Inlet Fitting Weldment PN A3 0177...

Page 109: ... USTRA USTRA USTRATIONS TIONS TIONS TIONS TIONS VM 1000 Verometer with Filter Assembly Exploded View Figure 205 P N A5 1020 P N A5 1120 O Ring Viton O Ring Viton Verometer Weldment P N B3 0016 Verometer Filter Element Kit P N D3 0126 P N B3 0013 Filter Element P N C4 0030 Filter Plug Float Spacer P N B3 0034 Float Assembly P N B3 0501 Sensor Weldment P N B3 0502 8 32 x 2 1 2 SHCS SS P N C0 0700 Se...

Page 110: ...dorant Filter Figure 206 Bulk Odorant Filter Element Replacement Kit P N D3 0103 P N C0 0095 1 4 20 ss Nut P N C4 0102 Washer Retainer Washer Suspension Rod P N C4 0109 P N C0 0095 1 4 20 ss Nut Odorant Filter Elements 12 Ea P N C4 0103 Odorant Filter Tube P N C4 0108 P N A5 1334 Odorant Storage Tank O Ring Odorant From Odorant Filter Cap Odorant Filter Body P N C4 0100 Odorant Filter Support P N ...

Page 111: ...STRA USTRATIONS TIONS TIONS TIONS TIONS NJEX Gas Filter Figure 207 Gas Filter Label PN D5 0074 O Ring 334 Viton PN A5 1334 Coalescing Filter Element1 PN C4 0133 Filter Retainer Washer PN C4 0102 Filter Bowl PN C4 0131 In Out Gas Filter Cap PN C4 0130 Filter Suspension Rod PN C4 0109 Filter Locator Bushing PN C4 0132 1 4 20 SS Hex Nut PN C0 0095 1 4 NPT Drain Cock PN A3 0044 1 NJEX Gas Filter Repla...

Page 112: ...USA 77303 P 936 788 5593 F 936 788 5720 Page 102 NJEX 6300G PM ver 04142004 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 TIONS TIONS Electronics Assembly Figure 208 ...

Page 113: ...7303 P 936 788 5593 F 936 788 5720 Page 103 NJEX 6300G PM ver 04142004 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 TIONS TIONS SPS 12 Solar Power Supply Unit Figure 209 ...

Page 114: ...303 P 936 788 5593 F 936 788 5720 Page 104 NJEX 6300G PM ver 04142004 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 TIONS TIONS LPS 120 240 Charger Supply Unit Figure 210 ...

Page 115: ...303 P 936 788 5593 F 936 788 5720 Page 105 NJEX 6300G PM ver 04142004 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 TIONS TIONS Heater Wiring Diagrahm Optional Figure 211 ...

Page 116: ...Conroe Texas USA 77303 P 936 788 5593 F 936 788 5720 Page 106 NJEX 6300G PM ver 04142004 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 TIONS TIONS Notes ...

Page 117: ...iting 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 initiate a state change by setting a control coil The N300 controller will clear non toggle type coils to acknowledge the state change has been acted upon Toggle type coils hold their current state unt...

Page 118: ...particular 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 Verometer Not Filling 0 Filling 1 00103 Read Only Not in Standby 0 Standby 1 00104 Read Only Memory Module Invalid 0 Valid 1 00105 Read Only Z 65 Backup Disabled 0 Enabled 1 00106 Read Only English 0 Me...

Page 119: ... Read 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 Only Verometer Over Fill non Alarm 1 01009 Read Only Verometer Leakage Alarm 1 01010 Read Only Verometer Fill Valve Alarm 1 01011 Read Only Verometer Fill Rate non Alarm 1 01012 Read Only Signal Low ...

Page 120: ...lated 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 HOU LOU Start Time Seconds Minutes 00 59 00 59 BCD 40008 Read Only HOU LOU Start Time Hours Day of Week 00 23 0 7 BCD 40009 Read Only HOU LOU End Date Day of Month Month 1 31 1 12 BCD 40010 Read On...

Page 121: ... Liquid 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 16 Note The system must be stopped in order for any parameter changes to be accepted An exception response will be returned if a parameter change query is issued while the system is running Once the...

Page 122: ... X 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 XXXXX liter min Address 40113 6300 X XXXX 7300 X XXX 8300 X XX English lbs pulse Metric kg pulse ExceptionResponses Exception responses are a means for the Slave device to indicate to the Master devi...

Page 123: ...titalized for the first time BasicinformationontheNJEX 6300G Serial number _____________________________ N 300G version x xx _______________________ Manufacturing date ________________________ Date of Start up ____________________________ Technician s Name __________________________ Location Site ID ___________________________________ Startup Technician __________________________ Site Telephone __...

Page 124: ...GasFlow Linear LowFlowShutoff Non linear Flow no signal Pulses Max Time Stroke PPS Odorant Output PPM ALARMS Pump Verometer Signal Overpumping SlowFill Odorant Inlet Cable LowFlow Underpumping No Fill Odorant Inlet Low Over Flow Pump Failure Vmtr Cable Odorant Inlet High LossofSignal FLValve Fail XTankCable Tank Leakage XTankLow Battery LowLevel XTankHigh LowBattery High Level PUMP PROBLEMS ONLY T...

Page 125: ...imulate 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 vmtr SIG tnk Signal Alarm Simulate OdorTank Hi pmp bat vmtr sig TNK Tank Alarm Simulate Odor Tank Low pmp bat vmtr sig TNK Tank Alarm Simulate N 300ControllerDisplay Diagram Figure 213 Serial Num...

Page 126: ...Conroe Texas USA 77303 P 936 788 5593 F 936 788 5720 Page 116 NJEX 6300G PM ver 04142004 A A A A APPENDIX PPENDIX PPENDIX PPENDIX PPENDIX D D D D D D D D D DOCUMENTS OCUMENTS OCUMENTS OCUMENTS OCUMENTS WiringControlDocument Figure 214 ...

Page 127: ...troller and exiting the rear of your system enclosure refer to the Wiring Control Document on page 116 in Appendix D 2 Connect the flow signal device to the termina tion block located in the system control enclo sure figure 8 refer to the Wiring Control Document on page 116 in Appendix D 2a If used connect the optional Inhibit Input signal to the termination block located in the system control enc...

Page 128: ...7303 P 936 788 5593 F 936 788 5720 Page 118 NJEX 6300G PM ver 04142004 A A A A APPENDIX PPENDIX PPENDIX PPENDIX PPENDIX E E E E E N 300 N 300 N 300 N 300 N 300 A A A A ATEX C TEX C TEX C TEX C TEX CONNECTIONS ONNECTIONS ONNECTIONS ONNECTIONS ONNECTIONS ...

Page 129: ...ions which are subject to change without notice All prices and specifications if published are subject to change without notice YZ Systems Inc represents and warrants that for a period of 3 years from receipt of the product 1 the product will be free from defects in materials and workmanship and 2 the product will perform substantially in accordance with product manuals literature or documentation...

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