Pentair 920 Series Installation, Operating And Maintenance Instructions page 3

Section 6 - Troubleshooting ..........................................................................................................................53
Section 7 - Maintenance ................................................................................................................................59
Appendix A Specifications ..............................................................................................................................60
Appendix B Typical Enclosure Dimensions ...................................................................................................62
Appendix C Wiring Diagrams .........................................................................................................................67
Appendix D HTC Load Shedding Sequence ....................................................................................................73
Appendix E 100 Ω Platinum RTD Table ..........................................................................................................74
Appendix F 100 Ω Nickel-Iron RTD Table .......................................................................................................75
Appendix G Factory Default/Configuration Sheets ........................................................................................76
INDUSTRIAL HEAT TRACING SOLUTIONS
6.1 Operator Checks ......................................................................................................................... 53
6.2 Common Problem Areas ............................................................................................................. 53
6.3 Common Alarms-What to look for ............................................................................................ 56
6.3 Common Alarms-What to look for (Continued) ......................................................................... 57
6.3 Common Alarms-What to look for (Continued) ......................................................................... 58
7.1 Operator Maintenance ................................................................................................................. 59
7.2 Replaceable Parts ....................................................................................................................... 59
B.1 Single-Point Assemblies #10160-003 and #10160-009 ............................................................. 62
B.2 Dual-Point Assemblies #10160-120 and #10160-121 ................................................................ 63
B.3 Four-Point Assembly #10160-125 ............................................................................................... 64
B.4 Eight-Point Assembly #10160-035 .............................................................................................. 65
B.5 Twenty-Point Assembly #10160-045 ........................................................................................... 66
C.1 TS Wiring ..................................................................................................................................... 67
C.1.2 100Ω NICKEL IRON RTD WIRING .............................................................................................. 68
C.2 Power Wiring ................................................................................................................................ 69
C.3 Communication Wiring C.3 Communication Wiring .................................................................... 70
C.4 Alarm Output Wiring .................................................................................................................... 70
C.5 External Input/Output Port Wiring ............................................................................................... 72
G.1 Configuration Sheet V3.00 ........................................................................................................... 76
G.2 920 Series HTC Configuration Sheet V3.1X and V3.2X................................................................. 79
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