4 Chapter 1   Preface
Searchline Excel™ Plus / Searchline Excel™ Edge – Technical Manual
Section Page
6.1.3Relays   32
6.2Receiver Connections / Wiring Diagram  32
6.2.1Receiver Terminal Wiring Description  33
6.2.2Power Consumption of Excel Components (Typical)  34
6.2.3Connection for mA loop Configuration as Current Source   35
6.2.4Connection for mA Loop Configuration as Current Sink  35
6.2.5Connection for mA Loop Configuration as Isolated Output  36
6.2.6Cabling Recommendations  36
6.2.7Earthing Recommendations  36
6.2.8Modbus  36
6.2.9Connection to Honeywell OELD  37
6.3Transmitter Electrical Installation  38
6.3.1Transmitter Power Supply Requirements  38
6.3.2Transmitter Connections / Wiring diagram  39
6.3.3LED Indicator Switch Off  39
6.3.4Transmitter with LED Indicator enabled  40
6.3.5Transmitter with LED Indicator disabled  40
7   Alignment and Commissioning  41
7.1General  41
7.2Equipment Required for Alignment and Commissioning  42
7.3Alignment Scope  42
7.4Basic Alignment   43
7.5Accurate Alignment   46
7.6Commissioning Searchline Excel Plus & Searchline Excel Edge   47
7.6.1Connect to Honeywell Fixed Platform App via Mobile Device  47
7.6.2Power up Transmitter and Receiver  47
7.6.3Set the Real-time Clock  47
7.6.4Confirm Optical Alignment  47
7.6.5Tighten the Bolts  47
7.6.6Functional Test  47
7.6.74–20 mA Loop Integrity Test  48
7.6.8Clear Historical Fault/Warning Log  48
7.6.9Customer Notified  48
7.6.10System Status  48
7.6.11Installation Checks/Tests   48
8   Operation and Configuration  51
8.1Operation   51
8.2Status Signalling    51
8.2.1LED Visual Status Indicator  51
8.2.2mA Loop Status  52
8.2.3Relay Signalling  53
8.3Normal Operation  53
8.4Operation During Fault  53
8.5Operation During Alarm  53
8.5.1Low alarm  53
8.5.2Alarm  54
8.5.3Over-range  54
8.6Configuration Change and Parameters  54
8.6.1mA Loop parameters  54
8.6.2Other parameters  55
9   Maintenance  57
9.1Inspection and Cleaning  57
9.2Deluge and Flooding  57
9.3Functional Testing using Functional Test Filters  58
9.3.1Basic Functional Test  58
9.3.2Advanced Functional Test  59
9.4Calibration Check using the Gassing Cell  60
9.5Alignment Scope  62
9.6Module Replacement  62
9.6.1Receiver Modules  62
9.6.2Transmitter Modules  62
9.7Operational Maintenance  63