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Weidmuller Wireless Ethernet Modem & Device Server WI-MOD-945-E User Manual
Page 24 www.weidmuller.com Rev 2.136
Throughput and Repeaters
It should also be noted that if using repeaters to extend the range there will be a reduction in throughput for each repeater
hop. The following table shows the drop in throughput for each hop and for each of the channel widths.
Data Throughput based on Repeater Hops
1
Hop
2
Hop
3
Hop
4
Hop
1
Hop
2
Hop
3
Hop
4
Hop
1
Hop
2
Hop
3
Hop
4
Hop
Signal
20 MHz Channel
10 MHz Channel
5MHz Channel
-72
22
11
5.5
2.8
11.
5.5
2.8
1.4
5.5
2.8
1.4
.7
-75
20
10
5.
2.5
10.
5.
2.5
1.3
5.
2.5
1.3
.6
-81
17
8.5
4.3
2.1
8.5
4.3
2.1
1.1
4.3
2.1
1.1
.5
-84
11
5.5
2.8
1.4
5.5
2.8
1.4
.7
2.8
1.4
.69
.34
-88
9
4.5
2.3
1.1
4.5
2.3
1.1
.6
2.3
1.1
.56
.28
-91
6
3
1.5
.75
3.
1.5
.75
.38
1.5
.75
.38
.19
-91
4.5
2.25
1.1
.56
2.3
1.1
.56
.28
1.1
.56
.28
.14
-92
3
1.5
.8
.38
1.5
.75
.38
.19
.8
.38
.19
.09
-93
1.
.5
.25
.13
0.5
.25
.13
.06
.3
.13
.06
.03
1
Hop
2
Hop
3
Hop
4
Hop
1
Hop
2
Hop
3
Hop
4
Hop
Signal
2.5MHz Channel
1.25MHz Channel
-72
2.8
1.4
.69
.34
1.4
.69
.34
.17
-75
2.5
1.3
.63
.31
1.3
.63
.31
.16
-81
2.1
1.1
.53
.27
1.1
.53
.27
.13
-84
1.4
.69
.34
.17
.69
.34
.17
.09
-88
1.1
.56
.28
.14
.56
.28
.14
.07
-91
.75
.38
.19
.09
.38
.19
.09
.05
-91
.56
.28
.14
.07
.28
.14
.07
.04
-92
.38
.19
.09
.05
.19
.09
.05
.02
-93
.13
.06
.03
.02
.06
.03
.02
.01
- Version 2.16 1
- Read and Retain for 1
- Future Reference 1
- FCC Notice: 3
- Safety Notices: 3
- UL Notice: 3
- Release Notice: 4
- CONTENTS 6
- CHAPTER 1 - INTRODUCTION 9
- Access Point 10
- CHAPTER 2 - INSTALLATION 13
- Antenna Diversity 14
- Example 14
- Figure 1 - Vulcanizing Tape 15
- Directional antennas 16
- 2.2 - Power Supply 17
- 2.3 - Serial Connections 17
- RS485 Serial Port 18
- Figure 8 - DIO Input 19
- Figure 9 - DIO Output 19
- CHAPTER 3 - OPERATION 20
- 3.1 - Selecting a Channel 21
- Figure 10 - 900MHz Channels 22
- Radio Throughput 23
- Throughput and Repeaters 24
- Default Configuration 25
- Figure 13 – Main Screen 27
- Figure 14 - Dragon 28
- 3.3 - Quick Start 29
- Figure 16 - Network 30
- 3.6 - Security Menu 33
- WEP (64 bit) & (128 bit) 34
- WPA / WPA2 34
- Configuration 35
- 3.7 - Normal Operation 36
- 3.8 - Radio Configuration 36
- Channel Selection 38
- Figure 24 - Advanced Radio 39
- Fixed Noise Floor 40
- RS-232 PPP Server 40
- Modbus TCP to RTU Gateway 43
- 3.11 - Serial Menu 44
- Multicast Pipe Manager 46
- 3.13 - Digital Input/Output 47
- 3.14 - Modbus I/O Transfer 47
- Figure 28 -Modbus TCP 48
- Figure 29 - Modbus 48
- Figure 30 - Modbus Mappings 49
- 3.15 - Roaming 51
- 3.16 - Repeaters (WDS) 53
- WDS Connections: 54
- Figure 36 - WDS Roaming 56
- Figure 38 - WDS Redundancy 57
- Figure 41 - WDS Routed 58
- Figure 44 - Gateway Address 59
- 3.17 - Routing Rules 60
- Figure 46 - Routing Rules 61
- 3.18 - Filtering 62
- 3.22 - VLAN 66
- Operation 67
- VLAN Group 67
- Interface Membership 68
- Examples 68
- Figure 51 - VLAN Example 1 69
- Figure 53 - VLAN Example 2 70
- Figure 55 - VLAN Encryption 72
- Figure 56 - WDS Encryption 72
- Extending a wired network 74
- Figure 58 - Example Config 2 75
- CHAPTER 4 - DIAGNOSTICS 77
- 4.1 - Connectivity 78
- Site Survey 79
- Diagnosing Low Throughput: 80
- Figure 63 - RX Noise Floor 81
- 4.3 - Custom Survey 82
- Figure 66 - Custom Survey 1 83
- Figure 67 - Custom Survey 2 84
- 4.4 - Throughput Test 85
- Figure 72 - Iperf Throughput 86
- 4.5 - Statistics 87
- 4.6 - System Tools 88
- 4.7 - Testing Radio Paths 89
- 4.8 - Remote Configuration 92
- Statistic Registers 94
- 4.10 - Utilities 95
- ”Ipconfig” 96
- ”Route” 96
- Figure 81 - Route 97
- CHAPTER 5 - SPECIFICATIONS 98
- Web based Upgrade 100
- Appendix B - GLOSSARY 101
- Power Conversion 106
- Materials 107
- Installation 107
- Figure 84 108
- Figure 85 108
- Table 1 108
- Figure 86 109
- Figure 87 109
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