4.3.3 Exhausting Nitrogen......................................................................................................................................................... 43

4.3.4 (Optional) Combining Units.......................................................................................................................................... 44

4.3.5 Securing a Unit................................................................................................................................................................... 45

4.3.6 Connecting Air Ducts........................................................................................................................................................46

4.4 Connecting Pipelines............................................................................................................................................................ 47

4.4.1 Connecting a Drainpipe................................................................................................................................................... 47

4.4.2 Connecting Chilled Water Inlet and Outlet Pipes.................................................................................................. 48

4.4.3 (Optional) Performing a Leakage Test with Nitrogen..........................................................................................51

4.4.4 Injecting Water to Expel Gas......................................................................................................................................... 52

4.4.5 Leakage Test with Water................................................................................................................................................ 52

4.5 Installing Cables.................................................................................................................................................................... 53

4.5.1 Precautions.......................................................................................................................................................................... 53

4.5.2 Connecting an Equipotential Ground Cable.............................................................................................................54

4.5.3 Connecting Power Cables............................................................................................................................................... 54

4.5.4 Connecting Signal Cables............................................................................................................................................... 55

4.6 (Optional) Installing Teamwork and Monitoring Communications Cables......................................................58

4.6.1 Preparing a Network Cable............................................................................................................................................58

4.6.2 FE Teamwork + FE Monitoring..................................................................................................................................... 59

4.6.3 FE Teamwork + RS485 Monitoring.............................................................................................................................. 60

4.6.4 CAN Teamwork + FE Monitoring................................................................................................................................. 62

4.6.5 CAN Teamwork + RS485 Monitoring..........................................................................................................................63

4.7 Connecting the Cable for the Water Valve Actuator................................................................................................64

4.8 (Optional) Connecting T/H Sensors............................................................................................................................... 66

4.9 (Optional) Connecting a Differential Pressure Sensor.............................................................................................68

4.10 (Optional) Connecting a Point-Type Water Sensor................................................................................................ 69

4.11 (Optional) Connecting the Cable for a Cable-Type Water Sensor.................................................................... 70

4.12 (Optional) Connecting a Motorized Damper........................................................................................................... 73

4.13 Verifying the Installation................................................................................................................................................. 73

5 Power-On Commissioning................................................................................................... 76

5.1 Preparing for Power-On......................................................................................................................................................76

5.2 Powering On the Unit......................................................................................................................................................... 76

5.3 Home Screen.......................................................................................................................................................................... 83

5.4 Initial Configuration............................................................................................................................................................. 85

5.4.1 Setting T/H Sensor Parameters.................................................................................................................................... 85

5.4.2 (Optional) Setting the Pressure Difference Control.............................................................................................. 87

5.4.3 (Optional) Setting Teamwork Parameters................................................................................................................88

5.4.4 Setting Communications Parameters......................................................................................................................... 95

5.4.4.1 Setting Communications Parameters (Modbus RTU Protocol)......................................................................95

5.4.4.2 Setting Communications Parameters (Modbus TCP Protocol)...................................................................... 96

5.4.4.3 Setting Communications Parameters (SNMP Protocol)................................................................................... 97

5.4.5 (Optional) Setting WIFI Parameters.........................................................................................................................100

5.4.6 (Optional) Setting Parameters for a Cable-Type Water Sensor......................................................................101

Issue 01 (2022-12-30)

Table of Contents