ESIE10-01
Functional Control
Part 2 – Functional Description
2–27
3
2
4
5
1
2.2.3
Unit Control States
The unit will always be in one of three states:
■
Off – Unit is not enabled to run.
■
Auto – Unit is enabled to run.
■
Pumpdown – Unit is doing a normal shutdown.
The unit should be in the Off state if any of the following are true:
■
A manual reset unit alarm is active.
■
All circuits are unavailable to start (cannot start even after any cycle timers have expired).
■
The unit mode is ice, all circuits are off, and the ice mode delay is active.
The unit should be in the Auto state if any of the following are true:
■
Unit enabled based on settings and switches.
■
If unit mode is ice, the ice timer has expired.
■
No manual reset unit alarms are active.
■
At least one circuit is enabled and available to start.
■
Low OAT Lockout is not active.
The unit should be in Pumpdown until all running compressors finish pumping down if any of the
following are true:
■
Unit is disabled via settings and/or inputs.
■
Low OAT Lockout is triggered.
Summary of Contents for EWAD620-C17C-SS
Page 2: ......
Page 8: ...ESIE10 01 1 2 Part 1 System Outline 3 1 1 5...
Page 111: ...ESIE10 01 General Outline Part 1 System Outline 1 105 3 1 4 5 1 36 1 Power Compressor 1 2...
Page 112: ...General Outline ESIE10 01 1 106 Part 1 System Outline 3 1 1 4 5 1 36 2 Power Compressor 3...
Page 113: ...ESIE10 01 General Outline Part 1 System Outline 1 107 3 1 4 5 1 36 3 Kit Pumps...
Page 122: ...General Outline ESIE10 01 1 116 Part 1 System Outline 3 1 1 4 5 1 36 12 Digital Inputs Board...
Page 123: ...ESIE10 01 General Outline Part 1 System Outline 1 117 3 1 4 5 1 36 13 Digital Outputs Board...
Page 124: ...General Outline ESIE10 01 1 118 Part 1 System Outline 3 1 1 4 5 1 36 14 Digital Outputs Board...
Page 127: ...ESIE10 01 General Outline Part 1 System Outline 1 121 3 1 4 5 1 36 17 Extension Control Fans 4...
Page 131: ...ESIE10 01 General Outline Part 1 System Outline 1 125 3 1 4 5 1 36 21 EEXV Compressor 1...
Page 134: ...General Outline ESIE10 01 1 128 Part 1 System Outline 3 1 1 4 5 1 36 24 EEXV Compressor 2...
Page 137: ...ESIE10 01 General Outline Part 1 System Outline 1 131 3 1 4 5 1 36 27 EEXV Compressor 3...
Page 138: ...General Outline ESIE10 01 1 132 Part 1 System Outline 3 1 1 4 5 1 36 28 Pumps Control...
Page 139: ...ESIE10 01 General Outline Part 1 System Outline 1 133 3 1 4 5 1 36 29 Terminals M1 M2...
Page 140: ...General Outline ESIE10 01 1 134 Part 1 System Outline 3 1 1 4 5 1 36 30 Terminals M3...
Page 141: ...ESIE10 01 General Outline Part 1 System Outline 1 135 3 1 4 5 1 36 31 Terminals M5 MQ...
Page 148: ...General Outline ESIE10 01 1 142 Part 1 System Outline 3 1 1 4 5...
Page 150: ...ESIE10 01 2 2 Part 2 Functional Description 3 1 2 5...
Page 170: ...The Digital Controller ESIE10 01 2 22 Part 2 Functional Description 3 1 2 4 5...
Page 200: ...Functional Control ESIE10 01 2 52 Part 2 Functional Description 3 1 2 4 5...
Page 202: ...ESIE10 01 3 2 Part 3 Troubleshooting 3 1 3 5...
Page 254: ...Alarms and Events ESIE10 01 3 54 Part 3 Troubleshooting 3 1 3 4 5...
Page 266: ...Controller Inputs and Outputs ESIE10 01 3 66 Part 3 Troubleshooting 3 1 3 4 5...
Page 280: ...ESIE10 01 4 2 Part 4 Commissioning and Test Run 3 1 4 5...
Page 286: ...Pre Test Run Checks ESIE10 01 4 8 Part 4 Commissioning and Test Run 3 1 4 5...
Page 289: ...ESIE10 01 Running Data Part 4 Commissioning and Test Run 4 11 3 4 5 1...
Page 290: ...Running Data ESIE10 01 4 12 Part 4 Commissioning and Test Run 3 1 4 5...