YZ Systems NJEX 7300L User Manual

YZ Systems NJEX 7300L

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NJEX 7300L

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

Table of Contents

Default Chapter5
- Table of Contents5
7300 L Table of Contents11
Section 1: First Things to Know about the 7300L11
- How to Use this Manual11
- Typographic Conventions11
- Getting Help11
- Operation Specifications12
- Theory of Operation13
- System Accessories13
Section 2: System Installation15
- Standard System Components15
- System Flow Schematic16
- Standard System Mounting17
- Standard System Connections18
- Skid System Components20
- System Flow Schematic22
- Skid System Mounting23
- Skid System Connections24
Section 3: Filling the Bulk Odorant Tank27
- Filling the Tank for the First Time27
- Refilling the Bulk Odorant Tank28
Section 4: System Control & Electronics29
- Overview29
- To Use the Key Pad29
- To Power up the System30
- Test & Standby Keys31
- LPS and Battery W/Cover Removed32
- Communications Interface33
- Comm-Link Configuration33
Section 5: Programming for Proportional-To-Flow Operation35
- Setting Operator Input Parameters35
- Odorant Injection Rate in Lbs/10K Gal. (Mg/Liter) of LPG35
- Pump Displacement in CC/Stroke35
- Odorant Density in Lbs/Gallon (G/CC) @ 60º F35
- Max Gas Flow in Gal/Min (Liters/Min)36
- Low Flow Shutoff36
- Flow (no Signal) Input36
- Maximum Time/Stroke37
- The Odorant Output Setting37
- Odorant Tank38
- Expansion Tank Pressure Monitoring38
- Odorant Inlet Pressure Monitoring39
- Alarm to Relay Delay40
- Alarm to Call out Delay40
- MODBUS Address40
- MODBUS Parameters41
- Conclusion41
Section 6: Programming for Proportional-To-Time Operation43
- Setting Operator Input Parameters43
- Pump Displacement in CC/Stroke43
- Odorant Density in Lbs/Gallon (G/CC.) @ 60ºF43
- Time Interval between Strokes of the Pump in XX.XX Minutes/Stroke43
- The Odorant Output Setting44
- Odorant Tank44
- Expansion Tank Pressure Monitoring45
- Odorant Inlet Pressure Monitoring45
- Alarm to Relay Delay46
- Alarm to Call out Delay46
- MODBUS Address47
- MODBUS Parameters47
- Conclusion48
Section 7: Calibrating Signal Inputs49
- Analog Flow Input Calibration, 1-5 VDC / 4-20 Ma49
- Expansion Tank Pressure Transmitter Zero Calibration51
- Odorant Inlet Pressure Transmitter Zero Calibration52
- Pulse Flow Input Calibration, Dry Contact & Voltage Pulse54
- Calculation for Determining the Span Frequency Example55
- Pulse Per Metered Volume Calibration55
Section 8: Working with the N-300 System Displays57
- Display Functionality57
- To View Real Time Displays58
Section 9: Setting & Testing Alarms63
- Setting Alarm out Status63
- Testing Alarm out Status65
- Setting the Clock68
Section 10: Mechanical System71
- Overview71
- Odorant Inlet Manifold & Bulk Odorant Filter Assembly72
- Fill Valve72
- Verometer73
- Model 7000F Pump74
- Odorant Discharge Manifold74
- NJEX Gas Filter75
- Solenoid Valve & Pneumatic Relay Manifold76
- Expansion Tank76
Section 11: System Operation77
- Setting System Pressures and Valves77
- Low Pressure Relief Adjustment77
- Starting the System78
- To Stop the System79
Section 12: System Maintenance81
- Preventative Maintenance Schedule81
  - Recommended Maintenance Schedule81
- Overflow Protector Assembly Inspection82
- Low Pressure Relief Adjustment83
- Conducting a Forward Purge84
- Venting Pressure Gas86
- Filling the Verometer88
- Priming & Starting the NJEX System90
Section 13: 7300L System Troubleshooting93
- How to Use this Section93
  - For Additional Help93
  - Step-By-Step Resolution93
- Tank Level Alarms93
  - Tank Level Alarm Troubleshooting Steps94
- Battery Alarm94
  - Battery Alarm Troubleshooting Steps94
- Signal Alarms95
- Signal Non-Alarm Indicators95
  - Signal Alarm & Non-Alarm Indicator Troubleshooting Steps95
- Verometer Alarms96
- Verometer Non-Alarm Indicators97
  - Verometer Troubleshooting Steps97
Section 13: 7300L System Troubleshooting Continued Pump Alarms101
- Pump over Pumping Alarm Troubleshooting Steps102
- Pump under Pumping Alarm Troubleshooting Steps102
- Pump Failure Alarm Troubleshooting Steps103
Appendix A: Illustrations105
- NJEX Model 7000F Pump Assembled105
- NJEX Model 7000F Pump Actuation Assembly, Exploded View106
- NJEX Model 7000F Pump Diaphragm Cartridge, Exploded View107
- NJEX Model 7000F Pump Check Valve Assembly, Exploded View108
- Fill Valve, Exploded View109
- VM-1100 Verometer, with Filter Assembly Exploded View110
- Bulk Odorant Filter111
- NJEX Gas Filter112
- Electronics Assembly113
- LPS-120/240 Charger Supply Unit114
- Heater Wiring Diagram115
- Back Pressure Regulator Diagram116
Appendix B: N-300 Modbus Specifications117
- Communications Settings117
Appendix C: Response Forms123
- For the Record Form123
- NJEX Trouble Shooting Form124
Appendix D: Documents125
- Controller Display Diagram125
- Wiring Control Document126

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YZ Systems NJEX 7300L Specifications

General

Brand	YZ Systems
Model	NJEX 7300L
Category	Industrial Equipment
Language	English

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