Crestron CWD7191 Two-Way RF Transceiver Module Operations Guide
Regulatory Compliance Federal Communications Commission (FCC) Compliance Statement CAUTION: Changes or modifications not expressly approved by the manufacturer responsible for compliance could void the user’s authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
Crestron CWD7191 Two-Way RF Transceiver Module Contents Two-Way RF Transceiver Module: CWD7191 ..............................................1 Functions and Features .............................................................................................................. 1 Specifications............................................................................................................................. 2 Physical Description – CWD7191 with a SMD Antenna .......................................
Crestron CWD7191 Two-Way RF Transceiver Module Two-Way RF Transceiver Module: CWD7191 Functions and Features The CWD7191 (hereafter referred to as “module”), with a dipole antenna or an integrated SMD antenna, is a two-way radio frequency (RF) module that utilizes the 2.4 GHz frequency band to communicate with other devices. The module operates according to the IEEE 802.15.4 specification and can be configured to minimize the possibility of interference with other devices.
Two-Way RF Transceiver Module Crestron CWD7191 Specifications The table below is a summary of specifications for the CWD7191. Specifications of the CWD7191 SPECIFICATION DETAILS Power Requirements 1.3 W (5 Vdc @ 0.26 A) Operating Frequency 2400 MHz to 2483.5 MHz (802.15.4 compliant) Operating Ranges* Minimum Distance 3 ft Maximum Distance Indoors (without repeater device) 550 ft Available Channels Antenna (External) 16 (numbered 11 through 26 per 802.15.4) Gain: 2.0±0.5 dBi max.
Crestron CWD7191 Two-Way RF Transceiver Module Physical Description – CWD7191 with a SMD Antenna The module, shown below, consists of various components attached to a printed circuit board. The circuit board attaches an intended SMD mounting antenna while a 25-pin D-SUB male connector is for the application-specific installation. Physical View of CWD7191 (SMD Antenna) CWD7191 Detail Views SIDE BACK RF SHIELD SMD ANTENNA P C B 2.00 inch 5.
Two-Way RF Transceiver Module Crestron CWD7191 Physical Description – CWD7191 with a Dipole Antenna The module, shown below, consists of various components attached to a printed circuit board. A SMA reverse polarity female antenna port is located at the edge of the circuit board for the attaching of a dipole antenna while a 5-pin double row male connector is for the application-specific installation.
Crestron CWD7191 Two-Way RF Transceiver Module Connectors Ports For the CWD7191 with a SMD antenna, the module contains a 25-pin D-SUB male connector and a 10-pin debug header. For the CWD7191 with a dipole antenna, the module contains a 5-pin double row male connector, a 10-pin debug header, and one antenna port. The diagrams and descriptions of the 25-pin D-SUB male connector and the 5-pin double row male connector are shown in the “Power/I-O” section.
Two-Way RF Transceiver Module Crestron CWD7191 The 5-pin double row male connector provides power to the module as well as the communication between the module and wired devices. Refer to the following table for pin assignments of the module interface connector. 2 4 6 8 10 7 9 P2 1 3 5 (Top View) NOTE: Pin 3 provides power to the circuit card.
Crestron CWD7191 Two-Way RF Transceiver Module Setup Refer to the hookup diagram below, which shows the connections made to the module. Complete the connections in any order. NOTE: To prevent unit-to-unit RF interference, multiple modules operating at the same frequencies should not be installed within three to five feet of each other. Hardware Hookup PIN 9 PIN 10 PIN 1 CABLE ASSY, 2 .5 IN C H 5 P IN D B L R O W FEM ALE, CONNC.
Two-Way RF Transceiver Module Crestron CWD7191 Documentation The OEM integrator has to be aware not to provide information to the end user regarding how to install or remove this RF module in the user manual of the end product. The user manual for OEM integrators must include the following information in a prominent location.
Crestron CWD7191 Two-Way RF Transceiver Module This page is intentionally left blank. Operations Guide - DOC.
Crestron Electronics, Inc. 15 Volvo Drive Rockleigh, NJ 07647 Tel: 888.CRESTRON Fax: 201.767.7576 www.crestron.com Operations Guide – DOC. 7439C 03.13 Specifications subject to change without notice.
