YZ Systems Milton Roy • 201 Ivyland Road • Ivyland, Pennsylvania • USA • 18974 • P: 281.362.6500 • www.yzsystems.com
Page V
NJEX EUR ver. 08-2021
NJEX Table of Contents
Section 13: NJEX System Troubleshooting continued
Pump Alarms .....................................................................................................................................
Pump Over Pumping Alarm Troubleshooting Steps .................................................................
Pump Under Pumping Alarm Troubleshooting Steps ...............................................................
Pump Failure Alarm Troubleshooting Steps .............................................................................
Appendix A: Illustrations ...............................................................................................................
NJEX Model 7300 Pump Assembled
.................................................................................................
95
NJEX Model 6300 Pump Assembled
.................................................................................................
96
NJEX Model 7300 Pump Actuation Assembly, Exploded View .........................................................
97
NJEX Model 7300 Pump Actuation Assembly, Exploded View .........................................................
97
NJEX Model 6300 Pump Actuation Assembly, Exploded View .........................................................
98
NJEX Model 7300 Pump, Diaphragm Cartridge, Exploded View ......................................................
99
NJEX Model 7300 Pump, Check Valve Assembly, Exploded View .................................................
100
NJEX Model 6300 Pump, Check Valve Assembly, Exploded View .................................................
101
Fill Valve, Exploded View ................................................................................................................
102
7300 Verometer, with Filter Assembly, Exploded View ....................................................................
103
6300 Verometer, with Filter Assembly, Exploded View ....................................................................
104
Bulk Odorant Filter
...........................................................................................................................
105
NJEX Gas Filter ...............................................................................................................................
Electronics Assembly
Appendix B: N-300 Modbus Specifications
...............................................................................
108
Communications Settings ................................................................................................................
108
N300 Modbus Function Support ................................................................................................
108
Boolean Registers .....................................................................................................................
108
Control Functions ......................................................................................................................
108
Status Functions ........................................................................................................................
109
Alarm Functions .........................................................................................................................
110
Integer Registers .......................................................................................................................
111
Result Data Functions ............................................................................................................
111
Parameter functions ..................................................................................................................
112
Exception Responses ................................................................................................................
113
Appendix C: Response Forms .....................................................................................................
114
For the Record Form .......................................................................................................................
114
NJEX Trouble Shooting Form ..........................................................................................................
115
Appendix D: Documents ...............................................................................................................
116
N-300 Controller Display Diagram ...................................................................................................
116
Wiring Control Document ...............................................................................................................
117
Appendix E: EU Declaration of Conformity ................................................................................
119
Warranty (Terms and Conditions) ....................................................................................................
121
Summary of Contents for NJEX 6300G
Page 1: ...NJEX 6300G 7300G 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: ...NJEX 6300G 7300G Instruction Operating Manual Version 08 2021...
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