ELPRO 105U-1 Installation Manual

Install guide 105U-1
105U-1 wireless extension I/O installation guide
Refer to the user manual for important regulatory and safety information
before installing and using this product.
For continued protection against risk of fire, replace the module fuse
only with the same type and rating.
Statutory requirements
EC: Unlicensed operation limits the radio power. High gain aerials may only
be used to compensate for cable losses.
Antenna installation
Use Figure 1 as a guide for installing an antenna and attaching it to the
module.
NOTE
CAUTION
Effective October 2021
Figure 1. Antenna Installation
Wavelengths:
360 MHz = 32.7" (83 cm)
512 MHz = 22.8" (58 cm)
869 MHz = 13.4" (34 cm)
Surge
Arrestor
(optional)
Coaxial Cable
GND
105U-1
GND
at least 11 AWG (4 mm
Provide good ground
connection to mast,
module, and surge
arrestor.
If ground conditions
are poor, use more
than one stake.
Antenna* 1 Wavelength
(minimum)
Stress
Relief
Loop
Weatherproof
Connections
(recommended:
3M 23 self-
™
bonding tape)
Mast
Earth Conductor
at least 5 AWG
(16 mm )
2
* For maximum
range, install
above local
obstructions.
)
2
Earth Stake