OneWireless Adapter
Honeywell Documentation
Rev A2
2 November 2010
Professional Installation Guide
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Page 11 of 20
7
OWA GENERAL DESCRIPTION
7.1 Intended
Use
The OWA is a key component of the Honeywell
Wireless Network for Secure Industrial Application
(WNSIA). These
transmitters are available for various sensor types including Digital Inputs, Temperature, High Level Analog Inputs, Pressure
and Corrosion. The OWA uses a low-powered ISA100 2.4 GHz radio to communicate with Radio Infrastructure and Gateway
devices that are connected to a wired DCS network.
7.2 OWA
Diagrams
Figure 1
shows unit-level drawings of the OWA.
8 PRODUCT
SPECIFICATIONS
8.1 ISA100 Radio, 2.4 GHz
Warning!
The OWA must be Professionally Installed in accordance with the requirements specified in this document. See
Section 10, for professional installation maximum TX power setting requirements. Only the specified TX power settings and
antenna as outlined in this document are valid for OWA installations.
Table 2 – Specifications of ISA100 Radio Module in OWA
8.2 OWA User Environment
Table 3 – User Environment Specifications for OWA
Item
Specification
Operating Temperature:
–40ºC to +85ºC (–40°F to +185°F)
Storage Temperature:
–40ºC to +85ºC (–40°F to +185°F)
Operating Humidity:
0 to 100% RH
Other Environmental specifications and information may be found in the appropriate Instrument Specification available on the
Honeywell website.
Item
Specification
Wireless Standard
FCC 15.247 / IEEE 802.15.4 Direct Sequence Spread Spectrum (DSSS), 2.4 GHz
Data Rates and Modulation
Data Rate: 250 kbps
Modulation: Offset Quadrature Phase-Shift Keying (OQPSK – DSSS)
Frequency Band
2,405 – 2,475 MHz
Module Transmit Power
Maximum: 20 dBm
(Maximum transmit power will vary by channel)
Receive Sensitivity (typical) -100 dBm