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Nexus PPC5000 Manuals
Manuals and User Guides for Nexus PPC5000. We have
1
Nexus PPC5000 manual available for free PDF download: Manual
Nexus PPC5000 Manual (120 pages)
Fuel / Air Ratio Controller
Brand:
Nexus
| Category:
Controller
| Size: 0 MB
Table of Contents
Table of Contents
2
1 Installation
5
Mounting the Control Unit
5
Mounting the Display
6
Circuit Board Removal
7
Changing the Software EPROM and Inserting Communications Feature IC
7
Control Unit Exploded View
7
Option Link Selection
8
Servo-Motor Selection
9
Wiring
10
Final Checks
15
2 Operation in Run Mode
17
Start-Up Sequence
17
Modulation
21
Safety Shutdown (Burner Lockout)
21
3 The Display
23
Control Unit Display
23
Display Parameters
24
4 Motor Adjustment
26
Feedback Potentiometer
26
Control Direction
26
Adjusting Microswitch Positions
26
Locking the Servo-Motor to the Valve Shaft
27
5 Operation in Commissioning Mode
29
General
29
Commissioning Data
30
Option Set Mode
30
Commission Ratio Mode
31
Adjust Ratio Mode
34
Finding the Software Issue & Unit Configuration
35
6 The Oxygen Trim Option
37
Oxygen Probe Description
37
Installation of Oxygen Probe
38
Calibrating and Servicing the Oxygen Probe
43
Sox, Nox, Smoke, CO, AUX1, AUX2, O/P1, O/P2
46
Oxygen Trim Operation
46
Commissioning Oxygen Trim
47
Troubleshooting
52
7 Inverter (Variable Speed) Drives
55
System Configuration
55
Description of Control Method
56
Setting up the Inverter for Use with the 5000
56
Setting up the 5000 for Use with a Inverter Drive
58
Troubleshooting Inverter Problems
59
8 Option Parameters
61
Option Parameter List
61
Option Parameter Selection of Profiles and Drives
86
Derivation of Modulation Rate
87
9 Faults and Fault Finding
89
The Fault Display
89
Fault Description
89
What to Do if a Fault Occurs
90
Fault Subsets
90
Fault Listing
91
The Engineer's Key
99
Troubleshooting
106
10 Technical Specification
111
General
111
Basic Motor Drive Board (Standard)
111
Burner Interface Board (Standard)
111
Power Supply and Boiler I/O Board (Standard)
112
Isolated Drive Board (Optional)
112
Flue Monitor Interface Board (Optional)
112
Oxygen Probe Kit
112
11 Commissioning Sheet
115
General & Drive Positions
116
Option Parameters
117
12 Distribution Board Connections
119
AH221250 (for Use with 2 X IDB)
119
AH221312 (for Use with 1 X IDB & 1 X FMI)
120
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