3
Expert PDU Energy 8311 © 2022 GUDE Systems GmbH
Table of contents
1. Device Description 5
1.1 Security Advice .............................................................................................................. 6
1.2 Content of Delivery ........................................................................................................ 6
1.3 Description ..................................................................................................................... 6
1.4 Installation ...................................................................................................................... 7
1.5 Technical Specifications ................................................................................................ 8
1.5.1 Electrical Measurement ........................................................................................... 9
1.6 Sensor ............................................................................................................................. 9
2. Operating 12
2.1 Operating the device directly ..................................................................................... 13
2.2 Control Panel ................................................................................................................ 14
2.3 Maintenance ................................................................................................................ 14
2.3.1 Maintenance Page ................................................................................................. 17
2.3.2 Configuration Management ................................................................................... 18
2.3.3 Bootloader Activation ............................................................................................. 19
3. Configuration 22
3.1 Ethernet ........................................................................................................................ 23
3.1.1 IP Address ............................................................................................................... 23
3.1.2 IP ACL ..................................................................................................................... 25
3.1.3 HTTP ....................................................................................................................... 26
3.2 Protocols ....................................................................................................................... 27
3.2.1 Console ................................................................................................................... 27
3.2.2 Syslog ..................................................................................................................... 28
3.2.3 SNMP ...................................................................................................................... 28
3.2.4 Radius ..................................................................................................................... 30
3.2.5 Modbus TCP ........................................................................................................... 32
3.2.6 MQTT ...................................................................................................................... 33
3.3 Clock .............................................................................................................................. 34
3.3.1 NTP ......................................................................................................................... 34
3.3.2 Timer ...................................................................................................................... 35
3.3.3 Timer Configuration ............................................................................................... 35
3.4 Sensors .......................................................................................................................... 42
3.5 E-Mail ............................................................................................................................ 43
3.6 Front Panel ................................................................................................................... 44
4. Specifications 45
4.1 Automated Access ....................................................................................................... 46
4.2 Messages ....................................................................................................................... 46
4.3 IP ACL ............................................................................................................................ 48
