925U-2 wireless mesh networking I/O and gateway
installation guide
Statutory requirements
FCC: This device complies with Part 15.247 of the FCC Rules. Operation is
subject to the following two conditions:
•
This device may not cause harmful interference.
•
This device must accept any interference received, including interference
that may cause undesired operation.
FCC: Unlicensed operation limits the radio power. High gain aerials may only
be used to compensate for cable losses.
WARNING - EXPLOSION HAZARD
Do not disconnect the device while the circuit is live unless the area is
known to be non-hazardous.
NOTE
The 925U-2 module ships from the factory as a bridged meshing radio. If
communication with the older legacy 915U-2’s is required, radio’s operating
mode can be changed with firmware.
Antenna installation
Use Figure 1 as a guide for installing an antenna and attaching it to the module.
Figure 1. Antenna installation
Earth Stake
For maximum
range, install
above local
obstruc�ons.
Earth Conductor
at least 5 AWG
(16 mm2)
*
Wavelength: 13" (33 cm)
Weatherproof
Connections
(recommended:
3M™ 23 self-
bonding tape)
Mast
Coaxial Cable
GND
at least 11 AWG (4 mm2)
Stress
Relief
Loop
Antenna
*
GND
Surge Arrestor
(recommended)
925U-2
Provide good ground
connection to mast,
module, and surge
arrestor.
If ground conditions
are poor, use more
than one stake.
1 Wavelength
(minimum)
Connecting to the module for configuration
•
Download and install configuration application “CConfig” from ELPRO
website www.elpro.com.au
•
Connect to PC using supplied USB cable
•
Connect to the device at 192.168.111.1
•
The PC will be automatically assigned an IP address via DHCP
Username:
user
Password:
user
Install Guide
925U-2
Effective Sept 2022