GDC 2 Wire Control System - PDF Free Download

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GDC 2 Wire Control System

GDC 2 Wire System, Best Practices

GDC Best Practices Wiring

GDC Best Practices Not So Best Wiring

GDC Best Practices Grounding

GDC Best Practices Surge Protection

Building Your System Knowledge Base

13 14 15 4 5 17 16 2 6 12 3 1 11 18 PG 7 10 9 8 Maintenance Driving Range

13 14 15 Building Your System Knowledge Base 4 5 12 17 1. Golf Course Routing 2. Irrigating 18 Holes, Driving Range and Practice 16 Green 3. Irrigation Central in Maintenance 3 B 2 6 1 11 18 PG 7 10 9 8 Irrigation Central Maintenance Driving Range

73 13 14 88 15 4 75 5 71 17 70 42 16 41 97 2 62 6 12 40 108 3 1 72 105 11 97 10 69 18 PG 9 21 82 84 8 79 7 Irrigation Central Maintenance 82 Driving Range

73 13 14 88 15 Building Your System Knowledge Base 4 75 5 12 71 40 17 70 1. Golf Course 42 Routing 41 2. Irrigating 18 Holes, Driving Range and Practice Green 3. Irrigation 16 Central in Maintenance 4. Total = 1458 3 5. Quantity of B Per Hole 6. Holes 1-9, DR, PG = 800 7. Holes 10-18 = 658 108 97 1 2 72 62 6 105 11 97 10 69 18 PG 9 21 82 84 8 79 7 Irrigation Central Maintenance 82 Driving Range

73 13 14 88 15 4 75 5 12 71 17 70 42 16 41 3 97 2 72 62 6 40 108 105 1 11 18 PG 82 7 97 10 69 9 21 84 8 79 Irrigation Central Maintenance 82 Driving Range

13 14 12 11 73 71 40 97 17 10 69 70 88 Irrigation Central Maintenance 15 Building Your System Knowledge Base 1. Golf Course 42 Routing 2. Irrigating 18 Holes, Driving Range and Practice Green 3. Irrigation 16 Central in Maintenance 4. Total = 1458 3 5. Individual Per Hole 6. Holes 1-9, DR, PG = 800 7. Holes 10-18 = 658 B 8. Seven Total Communication Cables 9. Routing - PG, Holes 1, 2 - Holes 3, 4, 5 18- Holes 7, 6 PG - Holes 9, DR, 8 21 - Holes 10, 11, 12 - Holes 13, 14, 159 - Holes 18, 17, 16 4 41 108 105 82 84 97 82 75 1 Driving Range 8 5 2 72 62 79 6 7

73 13 14 88 15 4 75 5 12 71 17 70 42 16 41 3 97 2 72 62 6 40 108 105 1 11 18 PG 82 7 97 10 69 9 21 84 8 79 Irrigation Central Maintenance 82 Driving Range

13 14 12 11 71 40 73 Building Your System Knowledge Base 88 1. Golf Course Routing 2. Irrigating 18 Holes, Driving Range and Practice Green 3. Irrigation Central 17 in Maintenance 4. Total = 1458 70 5. Individual Per Hole 6. Holes 1-9, DR, PG = 800 7. Holes 10-18 = 658 B 8. Seven Total Communication Cables 9. Routing - PG, Holes 1, 2 - Holes 3, 4, 5 - Holes 7, 6 - Holes 9, DR, 8 97 - Holes 10, 11, 6912 - Holes 1013, 14, 15 - Holes 18, 17, 16 Irrigation Central Maintenance 15 42 16 18 PG 9 4 Building Your System Knowledge Base 21 41 10. Routing, Per Comm Cable 62 - PG, Holes 971, 2 175 6 - Holes 3, 4, 5 213 2 - Holes 7, 6 167 - Holes 9, DR, 8 245 3 - Holes 10, 11, 12 206 72 - Holes 13, 14, 15 232 - Holes 18, 17, 16 220 1 - Total 1458 108 105 82 84 82 75 Driving Range 8 5 79 7

13 14 12 11 71 40 73 Building Your System Knowledge Base 88 1. Golf Course Routing 2. Irrigating 18 Holes, Driving Range and Practice Green 3. Irrigation Central 17 in Maintenance 4. Total = 1458 70 5. Individual Per Hole 6. Holes 1-9, DR, PG = 800 7. Holes 10-18 = 658 B 8. Seven Total Communication Cables 9. Routing - PG, Holes 1, 2 - Holes 3, 4, 5 - Holes 7, 6 - Holes 9, DR, 8 97 - Holes 10, 11, 6912 - Holes 1013, 14, 15 - Holes 18, 17, 16 Irrigation Central Maintenance 15 42 16 18 PG 9 4 Building Your System Knowledge Base 21 41 75 10. Routing, Per Comm Cable 62 - PG, Holes 97 1, 2 175 - Holes 3, 4, 5 213 6 2 - Holes 7, 6 167 - Holes 9, DR, 8 245 3 - Holes 10, 11, 12 206 72 - Holes 13, 14, 15 232 - Holes 18, 17, 16 220 - Total 1 1458 11. Routing, Amperage Per Comm Cable 82 Total Sprinkler Quantity X.7 - PG, Holes 1, 2 123 - Holes 3, 4, 5 149 79 - Holes 7, 6 117 84 - Holes 9, DR, 8 172 8 - Holes 10, 11, 12 144 - Holes 13, 14, 82 15 163 - Holes Driving 18, 17, Range 16 154 108 105 5 7

73 13 14 88 15 4 75 5 12 71 17 70 42 16 41 3 97 2 72 62 6 40 108 105 1 11 18 PG 82 7 97 10 69 9 21 84 8 79 Irrigation Central Maintenance 82 Driving Range

73 Building Your System Knowledge 88 Base 13 12. Routing, Communication 14 Cable Gateway Location 71 - Gateway 1 42 - Daughter Board 1 - PG, Holes 1, 175 17 16 - Holes 3, 4, 5 21370 12 - Daughter Board 2 - Holes 7, 6 167 40 - Holes 9, DR, 8 245 - Gateway 2 - Daughter Board 1 11 - Holes 10, 11, 12 206 - Holes 13, 14, 15 232 18 - Daughter Board 2 97- Holes 18, 17, 16 220 69 10 15 PG 9 4 21 41 3 108 105 82 84 97 75 1 8 5 2 72 62 79 6 7 Irrigation Central Maintenance 82 Driving Range

13 14 12 11 71 17 13. Gateway Wire Path Location 70and Load 40 97 73 Building Your System Knowledge Base 10 69 88 Irrigation Central Maintenance 15 42 16 Gateway Specifications - 250 Per Wire - 500 Per Daughter Board - Up To 4 Wire Paths Per Daughter Board - 1000 Per Gateway 18 Building Your System Knowledge Base 75-4 Gateway 1 - Daughter Board 1-41 PG, Holes 1, 175 62123 - Holes 3, 4, 5 97 213 149 - Total DB - 1 388 2726 2 - Daughter Board 2 - Holes 7, 6 167 117 - Holes 3 9, DR, 8 245 72 172 - Total DB - 2 412 289 - Total Gateway 1 800 561 1 - Gateway 2 - Daughter Board 82 1 - Holes 10, 11, 12 206 144 7 PG - Holes 13, 14, 15 232 163 21 - Total DB - 1 438 79307 - Daughter Board 84 2 9 - Holes 18, 17, 16 220 8 154 - Total DB - 2 82 220 154 - Total Gateway Driving 2 Range 658 461 108 105 5

1 2 3 4 5 6 7 8 9 Driving Range PG 10 11 12 13 14 15 16 17 18 Maintenance Irrigation Central 82 72 97 41 75 62 105 79 84 21 82 69 97 40 71 73 88 42 70 108 Smart Hub 2 Smart Hub 1

13 14 12 11 71 40 97 73 Smart Hub 2 17 10 15 88 4 1. Golf Course Routing 2. Irrigating 18 Holes, Driving Range and Practice Green 42 3. Irrigation Central in Maintenance 4. Total = 1458 16 5. 70 Individual Per Hole 6. Holes 1-9, DR, PG = 800 3 7. Holes 10-18 = 658 8. Nine Total Communication B Cables 9. Routing - Holes 2, 1, PG 108 - Holes 3, 4 - Holes 6, 5 21 - Holes 7, 8 - Holes 18 DR, 9 PG - Holes 12, 11 69 - Holes 13, 14 - Holes 17, 16, 15 9 - Holes 18, 10 Irrigation Central Maintenance Building Your System Knowledge Base 41 75 97 82 84 82 1 Driving Range 5 2 72 8 62 79 6 Smart Hub 1 105 7

1 2 3 4 5 6 7 8 9 Driving Range PG 10 11 12 13 14 15 16 17 18 Maintenance Irrigation Central 82 72 97 41 75 62 105 79 84 21 82 69 97 40 71 73 88 42 70 108 Smart Hub 2 Smart Hub 1

73 Building Your System Knowledge Base 13 14 1. Golf Course Routing 71 2. Irrigating Smart 18 Holes, Driving Range and Practice Hub 2 Green 3. Irrigation Central in Maintenance 4. Total 17= 1458 70 5. Individual Per Hole 12 6. Holes 1-9, DR, PG = 800 40 7. Holes 10-18 = 658 8. Nine Total Communication B Cables 9. Routing - Holes 2, 1, PG 108 11 - Holes 3, 4 - Holes 6, 5 - Holes 7, 8 - Holes DR, 9 97 - Holes 12, 11 69 - Holes 10 13, 14 - Holes 17, 16, 15 - Holes 18, 10 Irrigation Central Maintenance 88 15 42 16 18 Building Your System Knowledge Base 5 10. Routing, 75 Per Comm Cable 4 - Holes 2, 1, PG 175 - Holes 3, 4 138 62 41 - Holes 6, 5 137 - Holes 7, 8 184 97 6 - Holes DR, 9 166 2 - Holes 12, 11 137 Smart - Holes 13, 14 144 3 Hub 1 - Holes 17, 16, 15 200 - Holes 18, 10 177 72 - Total 1458 1 11. Routing, Amperage Per Comm Cable Total 82 Sprinkler Quantity X.7 21 - Holes 2, 1, PG 123 PG - Holes 3, 4 97 - Holes 6, 5 96 79 - Holes 7, 8 129 9 - Holes 84DR, 9 1178 - Holes 12, 11 96 82 - Holes 13, 14 101 - Holes Driving 17, 16, Range 15 140 - Holes 18, 10 124 105 7

73 Building Your System Knowledge Base 13 14 12. Routing, Communication Cable 71 Smart Hub Location Smart - Smart Hub 1 Hub - Daughter Board 1 - Holes 2, 1, 17PG 175 16 70 - Holes 3, 4 138 12 - Holes 6,5 137 40 - Daughter Board 2 - Holes 7, 8 184 - Holes DR, 9 166 108 11 - Smart Hub 2 - Daughter Board 1 - Holes 12, 11 137 18 - Holes 13, 14 144-97 Daughter Board 2 69 - Holes 17, 16, 1015 200 - Holes 18, 10 177 88 Irrigation Central Maintenance 15 42 21 PG 9 4 41 3 75 97 82 84 82 1 Driving Range 5 2 72 8 62 79 6 Smart Hub 105 7

1 2 3 4 5 6 7 8 9 Driving Range PG 10 11 12 13 14 15 16 17 18 Maintenance Irrigation Central 82 72 97 41 75 62 105 79 84 21 82 69 97 40 71 73 88 42 70 108 Smart Hub 2 Smart Hub 1

13 14 12 11 71 40 97 73 Smart Hub 2 17 Building Your System Knowledge Base 13. Smart Hub - Wire Path Location and Load 10 88 70 69 Irrigation Central Maintenance 42 16 Smart Hub Specifications - 250 Per Wire 108-500 Per Daughter Board - Up To 4 Wire Paths Per Daughter Board - 1000 Per Gateway 18 - Smart Hub 1 5 - Daughter Board 175 - Holes 4 2, 1, PG 175 123 - Holes 3, 4 138 62 97 - Holes 41 6, 5 137 96 - Total DB - 1 97 450 3166 - Daughter Board 2 2 - Holes 7, 8 184 Smart 129 - Holes 3 DR, 9 166 Hub 117 - Total DB - 2 350 245 - Total Smart Hub 1 800 561 - Smart Hub 2 1 105 - Daughter Board 82 1-21 Holes 12, 11 137 96 7 PG - Holes 13, 14 144 101 - Total DB - 1 281 79 197 - Daughter Board 2-9Holes 17, 16, 8415 200 8 140 - Holes 18, 10 177 124 82 - Total DB - 2 377 264 - Total Smart Driving Hub 2 Range 658 461 72

73 13 14 88 15 4 75 5 71 17 70 42 16 41 97 2 62 6 12 40 108 3 1 72 105 11 97 10 69 18 PG 9 21 82 84 8 79 7 Irrigation Central Maintenance 82 Driving Range

73 Building Your System Knowledge Base 14. Routing, 15 88 Communication Cable Amperage Per Hole 75 Total Sprinkler Quantity X.7 4 13 14 - Hole 1 82 58 71 - Hole 2 72 51 42 41 - Hole 3 97 68 97 - Hole 4 41 29 12 17 - Hole 5 75 70 16 53 - Hole 6 62 44 - Hole 7 105 74 3 - Hole 8 79 56 40 - Hole 9 84 59 - Hole 10108 69 48 1 11 - Hole 11 97 68 82 - Hole 12 40 28 97 - Hole 13 71 18 PG 50 - Hole 14 73 51 21 - Hole 15 88 62 69 84 - Hole 16 42 10 930 - Hole 17 70 49 - Hole 18 108 76 82 Irrigation - PG 21 15 Central Driving Range - DR 82 58 Maintenance 5 2 8 72 62 79 6 105 7

Toro Infinity Building Your System Knowledge Base 16. Identify Communication Cable Access Points - Valve Boxes - Lateral Wiring Connections - Wiring Directional Changes - Complex Splice locations - Grounding and Surge Protection - Wiring Isolation Devices - Toro Infinity - Smart Hubs or Gateways Wiring Valve Boxes

Building Your System Knowledge Base 17. Identify Hole Design Type - Herringbone Wiring Design - Mainline Wiring Spliced to Laterals - Wire Splices Normally in Valve Boxes With Water Isolation Valves - Herringbone Wiring Design With Sub Main - Sub Main Wiring Spliced to Laterals - Sub Main Connected to Main Wiring at Isolation Points - Wire Splices Normally in Valve Boxes With Water Isolation Valves I S G I S Herringbone Sub Main Wiring Design G

Building Your System Knowledge Base 17. Identify Hole Design Type - Parallel Wiring Design - Parallel Wiring Spliced to Mainline - Wire Splices at Mainline Sprinkler Locations or in Valve Boxes With Water Isolation Valves Parallel Wiring Design

I S G I S G Parallel Sub Main Wiring Design Building Your System Knowledge Base 17. Identify Hole Design Type - Parallel Wiring Design - Parallel Wiring Spliced to Mainline - Wire Splices at Mainline Sprinkler Locations or in Valve Boxes With Water Isolation Valves - Parallel Wiring Design With Main - Main Wiring Spliced to Parallels - Main Connected to Parallel Wiring at Isolation Points - Wire Splices Normally in Valve Boxes With Wire Isolation Devices

Troubleshooting GDC 2-Wire Control System

Diagnostics Course Report Reviews run times from prior watering activity. Indicates complete or incomplete operation

Diagnostics Decoder Mapping Mapping assigns stations from the Lynx Software to the Smart Hub defining the Module address to a specific station in the Smart Hub. Failure to Map will cause communication failure between Lynx and Smart Hub.

Diagnostics Get Gateway Information Confirms communication providing status information concerning Gateway or Smart Hub

Diagnostics Communication Check 2-Wire Module testing by complete system, Gateway, or individual stations

Diagnostics Wire Path Check Checks communication to individual stations as defined as Terminal Stations

TS TS TS TS TS TS TS TS TS TS TS TS TS Diagnostics I S G TS TS TS TS Wire Path Check Terminal Station selection example. 18 of 40 sprinklers confirm wire path integrity. I S G TS

TS TS TS TS TS TS TS I S G TS TS TS TS TS TS TS TS TS Diagnostics TS I TS S G

Diagnostics Solenoid Check Checks communication of individual stations turning solenoid on then off, confirming 2 Wire communication and solenoid operation

GDC 2 Wire System Diagnostics

Diagnostics No System Operation Course Report No System Operation Get Gateway Information Repair Gateway or Smart Hub Run Communication Check Get Gateway Information Repair Communication Wire Issue Run Communication Check Diagnostics Individual Station Failure Course Report Individual Station Failure Run Single Station Comm. Check Repair or Replace 2-Wire Module Run Communication Check

Diagnostics Group Station Failures Course Report Group Station Failure Run Area Communication Check Repair Communication Wire Issue Run Communication Check Run Area Communication Wire Path Check Repair Communication Wire Issue Run Communication Check

GDC 2 Wire System Troubleshooting

Troubleshooting Gateway Operation Gateway Operation No System Operation Verify 120 VAC Power Restore Power Run Communication Check Verify Connection Computer to GW Restore Connection Wire Issue Run Communication Check Verify 40 VAC Daughter Board Output Check and Replace Open Fuses Run Communication Check Replace Daughter or Mother Boards Run Communication Check

Troubleshooting Gateway Operation Gateway Operation Power Cycling On and Off Disconnect Field Wiring From Daughter Boards Repair Gateway Components / Power Supply Run Get Gateway Information Verify High Amp Communication Field Wire Repair Communication Wire Issue Run Communication Check Replace Daughter or Mother Boards Run Communication Check

Troubleshooting Smart Hub Operation Smart Hub Operation No System Operation Verify 120 VAC Power Restore Power Run Get Gateway Information Verify Radio Communication Restore Radio Communication Run Communication Check Verify 40 VAC Daughter Board Output Check and Replace Open Fuses Run Communication Check Replace Daughter or Mother Boards Run Communication Check

Troubleshooting Smart Hub Operation Smart Hub Operation No Download Central to Smart Hub Verify Radio Communication Restore Radio Communication Run Get Gateway Information Verify Smart Hub Address Setting Correct Smart Hub Address Run Download to Smart Hub Verify Station Mapping Run Decoder Mapping Run Download to Smart Hub

Troubleshooting Smart Hub Operation Smart Hub Operation Power Cycling On and Off Disconnect Field Wiring From Daughter Boards Repair Smart Hub Component / Power Supply Run Get Gateway Information Verify High Amp Communication Field Wire Repair Communication Wire Issue Run Communication Check Replace Daughter or Mother Boards Run Communication Check

Troubleshooting 2 Wire Module Operation 2 Wire Module Operation Will Not Communicate Verify 40 VAC Communication to Module Restore 40 VAC Communication Run Communication Check Verify Module Address and Lynx Data Base Enter Correct Address Run Communication Check Verify Defective 2 Wire Module Communications Replace 2 Wire Module Run Communication Check

Troubleshooting 2 Wire Module Operation 2 Wire Module Operation Will Not Activate Solenoid Run Solenoid Check Replace Solenoid Run Solenoid Check Battery Test Solenoid Replace Solenoid Run Solenoid Check

Troubleshooting Field Communication Cable Communication on any wire path is dependent on maintaining adequate AC VOLTAGE Voltage is checked using a voltmeter The optimum voltage range for each wire path is 40 36 VAC 2-Wire Module operational failures increase as voltage levels diminish An increase of AMPERAGE on any wire path will reduce the voltage level on the wire Amperage is checked using a clamp milliamp meter The optimum milliamp range for each wire path is.7 milliamp X total 2 - wire modules 2-Wire Module operational failures increase as milliamp levels increase and voltage levels decrease

Troubleshooting Service Tools Wire Tracker Fault Finder Meter

Troubleshooting Service Tools s = Quantity X.7 s = Quantity X.7 s = Line Imbalance

Troubleshooting Service Tools s = 12 X.7 = 8.4 s = 12 X.7 = 8.4 s =.0 = Line Imbalance

Troubleshooting Service Tools s = 12 X.7 = 8.4 Wire Fault s = 73.6 Wire Fault s = 65.2 = Line Imbalance

Troubleshooting Wiring Faults No Wire Fault Wire Fault (Nicked Wire) Wire Fault (Open Wire)

Troubleshooting Wiring Faults No Wire Fault Voltage = 39 VAC / = 28.0 (40 x.7) Voltage = 39 VAC / = 28.0 (40 x.7) Wire Fault (Nicked Wire) Voltage = 21 VAC / = 28.0 (40 x.7) Voltage = 36 VAC / = 196.0 (40 x.7) Wire Fault (Open Wire) Voltage = 0 VAC / = 0 (40 x.7) Voltage = 39 VAC / = 0 (40 x.7)

Troubleshooting Wiring Faults

38 #6. Wiring Troubleshooting Determine milliamp readings for: (each module.7 MA except as noted) 1. 2. 3. 4. 5. 6. 78 #5. #4. #3. #2. #1. Worksheet #1 46 43 62

38 #6. Wiring Troubleshooting Determine milliamp readings for: (each module.7 MA except as noted) 1. 187, 267 2. 44, 62 3. 30, 43 4. 32, 46 5. 57, 78 6. 27, 38 78 #5. #4. #3. #2. #1. Worksheet #1 46 43 62

38 #6. Wiring Troubleshooting Determine milliamp readings for: (each module.7 MA except as noted) 1. 2. 3. 4. 5. 6. #5. 78 #4. #3. #2. #1. Worksheet #2 46 43 62

38 #6. Wiring Troubleshooting Determine milliamp readings for: (each module.7 MA except as noted) 1. 187, 267 2. 187, 267 3. 144, 205 4. 80, 114 5. 27, 38 6. 27, 38 #5. 78 #4. #3. #2. #1. Worksheet #2 46 43 62

32 #4. Wiring Troubleshooting Determine milliamp readings for: (each module.7 MA except as noted) 1. 2. 3. 4. 41 36 #3. #1. #2. 33 38 24 24 Worksheet #3

32 #4. Wiring Troubleshooting Determine milliamp readings for: (each module.7 MA except as noted) 1. 172, 246 2. 33, 33 3. 36, 52 4. 32, 45 41 36 #3. #1. #2. 33 38 24 42 Worksheet #3

32 Wiring Troubleshooting Determine milliamp readings for: (each module.7 MA except as noted) 1. 2. 3. 4. 5. 6. 41 #4. #5. #6. 36 #3. #1. 33 38 #2. 24 24 Worksheet #4

32 Wiring Troubleshooting Determine milliamp readings for: (each module.7 MA except as noted) 1. 126, 180 2. 50, 71 3. 76, 109 4. 51, 73 5. 25, 36 6. 76, 109 41 #4. #5. #6. 36 #3. #1. 33 38 #2. 24 24 Worksheet #4

#1. 163 Wiring Troubleshooting Determine milliamp readings for: (each module.7 MA except as noted) 1. 2. 3. 4. 5. 6. #5. #2. Worksheet #5 #6. #4. #3.

#1. 163 Wiring Troubleshooting Determine milliamp readings for: (each module.7 MA except as noted) 1. 114, 163 2. 142, 203 3. 142, 203 4. 133, 190 5. 2.8, 4 6. 130, 186 #5. #2. Worksheet #5 #6. #4. #3.

35 36 41 Wiring Troubleshooting Determine milliamp readings for: (each module.7 MA except as noted) 1. 2. 3. 4. 5. 6. 7. #6. 3 S #1. G #5. #4. Worksheet #6 #7. 3. 3 S G #2.

35 36 41 Wiring Troubleshooting Determine milliamp readings for: (each module.7 MA except as noted) 1. 138, 40 (28 MA) 2. 138, 40 3. 123, 19 (13 MA) 4. 123, 19 5. 114, 6 6. 7, 9 7. 3, 4 #6. 3 S #1. G #5. #4. Worksheet #6 #7. 3. 3 S G #2.

Wiring Troubleshooting Wire Fault Troubleshooting Sequence 1. Measure Volts & 2. Disconnect Wire Splice at Isolation Connect In Wire to Each Out 1 to1 3. 4. 5. Measure 7. Measure on Each Wire as Required to Isolate Wire Fault 3 #1. G S #6. Wire Fault #5. #4. 3 S Worksheet #7 #2. G #3.

Wiring Troubleshooting Wire Fault Troubleshooting Sequence 1. Measure Volts & 2. Disconnect Wire Splice at Isolation Connect In Wire to Each Out 1 to1 3. 7, 10 4. 14, 19 5. Measure 7. Measure on Each Wire as Required to Isolate Wire Fault 3 #1. G S #6. Wire Fault #5. #4. 3 S Worksheet #7 #2. G #3.

Worksheet #8 Troubleshooting Field Communication Cable

Troubleshooting Field Communication Cable 3 S G 3 1 G Worksheet #9

Troubleshooting Field Communication Cable Worksheet #10 1. is Polarity Sensitive 2. Wire Path Voltage is VAC 3. 1.2 Amperage 1. Field Wiring is Specific to Board 2. Stations Max Per Wire 3. Stations Max Per Wire

Troubleshooting Field Communication Cable 1. Wiring is Polarity Sensitive 2. Wire Path Voltage is 40 VAC 3. 1.2 Amperage Maximum 1. Field Wiring is Specific to Daughter Board 2. 250 Stations Max Per Wire 3. 500 Stations Max Per Wire Worksheet #10

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