User's Manual
Elpro Technologies 450U-E Wireless Ethernet Modem & Device Server User Manual
Rev Version 1.4.0 www.cooperbussmann.com/wirelessresources 5
CHAPTER 1 - INTRODUCTION ................................... 7
NETWORK TOPOLOGY ........................................... 7 1.0
Access Point vs. Client ............................................. 7
Bridge vs Router ....................................................... 9
GETTING STARTED QUICKLY ................................ 10 1.1
CHAPTER 2 - INSTALLATION .................................. 11
GENERAL .......................................................... 11 2.0
ANTENNA INSTALLATION ...................................... 11 2.1
Bench test and Demo System setup ............................... 11
Antennas ........................................................................ 12
Dipole and Collinear antennas ......................................... 12
Directional antennas. ....................................................... 13
Installation tips ................................................................ 13
POWER SUPPLY ................................................. 13 2.2
SERIAL CONNECTIONS ........................................ 14 2.3
RS232 Serial Port ................................................... 14
DB9 Connector Pin outs ................................................. 14
RS485 Serial Port ................................................... 14
Failsafe Biasing ............................................................... 15
USB Ports ............................................................... 15
INPUT/OUTPUT CONNECTIONS ............................. 16 2.4
Analog Input ............................................................ 16
Digital Output .......................................................... 16
Digital Input ............................................................. 17
CHAPTER 3 - OPERATION....................................... 18
START-UP ......................................................... 18 3.0
Access Point Start-up ............................................. 18
Client Start-up ........................................................ 18
Link Establishment .................................................. 18
How a Link connection is lost .......................................... 18
Roaming Clients .............................................................. 18
LED Indication ......................................................... 19
RADIO OPERATING PARAMETERS .......................... 20 3.1
Frequency Bands .................................................... 20
Data Rate ................................................................ 20
Receiver .................................................................. 20
INITIAL CONNECTION ........................................... 21 3.2
First Time Configuration ......................................... 21
Default Configuration Switch .................................. 21
Setting the PC to same network as 450U-E .................... 21
Locale Configuration ....................................................... 23
QUICKSTART ..................................................... 24 3.3
GENERAL CONFIGURATION .................................. 25 3.4
Connecting to Existing Networks..................................... 25
NETWORK CONFIGURATION........................... 26 3.5
Network Settings Webpage Fields................................... 26
Device Mode................................................................... 27
Bridge STP (Spanning Tree Protocol) .............................. 28
SECURITY MENU ................................................ 28
3.6
WEP (128 bit) .......................................................... 29
Encryption Keys 1 to 4 .................................................... 29
Default WEP Key ............................................................. 29
WPA2 ...................................................................... 29
RADIO CONFIGURATION ....................................... 30 3.7
Radio Menu .................................................................... 30
Data Compression .................................................. 31
SERIAL ............................................................. 32 3.8
Modbus RTU Master .............................................. 32
Expansion I/O ......................................................... 33
Modbus RTU Slave ................................................ 33
Serial Gateway ....................................................... 34
Modbus TCP/RTU Converter ................................. 34
Modbus RTU Mappings Example .................................... 35
REPEATERS (WDS) ............................................. 36 3.9
Important Notes: ............................................................. 37
WDS Connections: ................................................. 37
Example 1 Extending range using WDS ............. 37
Example 2 - Roaming with WDS Access Points .... 38
IP ROUTING ..................................................... 39 3.10
FILTERING ....................................................... 41 3.11
Filter Example .................................................................. 42
MAC Address Filter Configuration: ................................... 42
IP Address Filter Configuration: ....................................... 43
ARP Filter Configuration .................................................. 43
MODBUS TCP ................................................. 44 3.12
Modbus TCP Server ............................................... 44
Modbus TCP Client ................................................ 44
TCP Mapping Example .................................................... 45
INPUT/OUTPUT CONFIGURATION ......................... 47 3.13
I/O Configuration .................................................... 47
Analog Input Configuration .............................................. 47
Analog Input configuration parameters ............................ 48
Digital Output .................................................................. 48
Digital Input ..................................................................... 49
I/O Register locations ............................................. 49
Digital Outputs Coils ........................................................ 49
Digital Input Bits .............................................................. 50
Analog Input Registers .................................................... 50
Expansion I/O ................................................................. 50
Failsafe Blocks ....................................................... 51
...................................................... 52
CONFIGURATION EXAMPLES ............................... 52 3.14
Extending a wired network (Bridged Network) ...... 52
Connecting two different networks together (Routed
Network) ................................................................. 53
Extending range of a network with a Repeater hop .......... 55
CHAPTER 4 - DIAGNOSTICS ................................... 56
DIAGNOSTICS CHART .......................................... 56 4.0
CONNECTIVITY ................................................... 57 4.1
THROUGHPUT TESTING ........................................ 58 4.2
Radio Throughput................................................... 58
Modbus TCP. .................................................................. 58
FTP Transfer ................................................................... 58
Iperf Throughput Test ............................................. 59
STATISTICS........................................................ 59 4.3
Network Traffic Analysis .................................................. 60
CHANNEL SURVEY (UTILISATION) ........................... 60 4.4
CUSTOM SURVEY ............................................... 62 4.5