CARLO GAVAZZI UWP 3.0, Manual, Page: 3 / 45

Index
1 SYSTEM DESCRIPTION 5
1.1 The master unit: UWP 3.0 6
1.1.1 UWP 3.0 bus description 8
1.1.2 RS485 and MODBUS/RTU 10
1.1.2.1 Abstract 10
1.1.2.2 UWP 3.0 as a Modbus Master 10
1.1.2.3 UWP 3.0 as a Modbus Slave 10
1.1.2.4 How to connect energy meters 10
1.1.3 BACnet 11
1.1.4 Modbus/TCP 11
1.1.4.1 Abstract 11
1.1.4.2 UWP 3.0 as a Modbus/TCP Master 11
1.1.4.3 UWP 3.0 as a Modbus/TCP Slave 11
1.2 Managing additional field-buses: the bus generator concept 12
1.2.1 Wiring the high speed bus 15
1.3 The Dupline® bus 16
1.3.1. How to extend the Dupline ® bus 18
1.3.1.1 Network design 18
1.3.1.2 Repeater wiring 19
1.3.1.3 Isolator feature 21
1.3.1.4 Placing the SB2REP230 in a project 21
1.3.2 Dupline: cable and installation tips 24
1.3.2.1 New Installation Planning 24
1.3.2.2 Retrofit Installation using existing cables 25
1.3.2.3 Cable Routing 25
1.3.2.4 Cable Splices and Connections 25
1.3.3 How to define the number of Dupline® networks 28
1.3.4 Dupline® bus in the cabinet 30
1.4 The wireless bus WiDup 33
1.5 How to connect the Mobile modem 33
1.5.1 How to connect the USB Dongle Connection Module SH2DSP24 34
1.6 Ethernet connection 36
1.7 Micro SD 37
1.8 USB stick installation 38
1.9 How to size the Carlo Gavazzi DC power supply 39
1.9.1 How to calculate the needed power 39
1.9.2 How to wire the power supply 40
2 INSTALLING THE BUILDING AUTOMATION SYSTEM 41
3 APPENDIX “A” – RS485 NETWORK GUIDELINES
42
3.1 MODBUS via Serial line (RS-485) guidelines 42
3.1.1 Introduction 42