User's Manual
Table Of Contents
13
Antenna
The Digi Connect Wi-SP is available with 1 RP-SMA connector. The antenna is connected
to the product with a reverse polarity SMA connector (sub-miniature size A). The antenna
only fits on the product one way to ensure a proper connection. Another option for both
signal reception and design flexibility is to use a 30cm antenna extension cord (Digi part
number DC-ANT-E-24DP) with .5dB loss to separate the antenna from the product..
MEI 232/422/485 Switch Settings
These switches set the MEI (multiple electrical interface) line protocol on the serial
interface.
Antenna Description
Type Desktop Dipole
30 cm
Antenna Extension Cord
Part number DC-ANT-24DT DC-ANT-24DP DC-ANT-E-24DP
Gain 1.8 dBi 2 dBi -.5dB
Caution: This Part 15 radio device operates on a non-interference basis
with other devices operating at this frequency when using the antennae
listed in the Antenna Specification table. Any changes or modification to
user’s authority to operate the device.
the product not expressly approved by Digi International could void the
Function
Switch Setting
1 2 3 4
EIA-232 Up Down Down Down
EIA-422/485 full-duplex Down Up Down
– If up, termination.
– If down, no termination
EIA-485 half-duplex Down Down Up