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CL4490 Hardware Integration Guide

Version 1.0

Americas: +1-800-492-2320 Option 2
Europe: +44-1628-858-940
Hong Kong: +852-2923-0610
www.lairdtech.com/ramp

Laird Technologies

EVISION

ISTORY

Version

Date

Changes

Approved By

1.0

11 Dec 2013

Separated from User Guide. Initial
Release

Chris Downey

Содержание CL4490

Страница 1: ...CL4490 HARDWARE INTEGRATION GUIDE VERSION 1 0 wireless support lairdtech com www lairdtech com ramp FCC Notice...

Страница 2: ...re Installation Instructions WARNING To satisfy FCC RF exposure requirements for mobile transmitting devices this equipment must be professionally installed such that the end user is prevented from re...

Страница 3: ...Americas 1 800 492 2320 Option 2 Europe 44 1628 858 940 Hong Kong 852 2923 0610 www lairdtech com ramp 3 Laird Technologies REVISION HISTORY Version Date Changes Approved By 1 0 11 Dec 2013 Separated...

Страница 4: ...0610 www lairdtech com ramp 4 Laird Technologies CONTENTS CL4490 RF Transceiver 5 Overview 5 Features 6 Detailed Specifications 6 Serial Interface 8 CL4490 Serial Interface 8 CL4490 PRO Serial Interfa...

Страница 5: ...iver is configured as a server and there can be one or many clients To establish communication between transceivers the server emits a beacon and upon detecting a beacon a Radio Frequency RF link is e...

Страница 6: ...hm RPSMA Connector Serial Interface Data Rate Baud rates from 1200 bps to 115 2 Kbps Power Consumption 400 mA 12 VDC Channels CL4490 200 56 channels on 3 channel sets CL4490 1000 40 channels on 2 chan...

Страница 7: ...Full 50 ENVIRONMENTAL Temperature Operational 40 C to 80 C Temperature Storage 50 C to 85 C Humidity Non Condensing 10 to 90 PHYSICAL Dimensions 4 4 x 2 7 x 1 4 inches Weight 6 oz 170 g CERTIFICATIONS...

Страница 8: ...S232 RS485 USB The CL4490 PRO supports the following protocols in one product RS232 RS485 2 wire RS485 4 Wire and RS422 Laird wireless solutions are not subject to the cabling restrictions for distanc...

Страница 9: ...and convert the signals accordingly Figure 2 DTE to DCE interface signals with respect to DTE Figure 3 DCE to DCE interface signals with respect to DTE Note When using a pair of CL4490s to connect a...

Страница 10: ...ve unique addresses and can send addressed packets to specific nodes Because the bus is half duplex no two nodes should try to talk at the same time The CL4490 does not have an RS485 address it transm...

Страница 11: ...f USB devices masters and slaves A USB master device is a host device such as a PC that supplies the USB drivers A USB slave device peripheral devices such as a keyboard mouse etc connects to a USB ma...

Страница 12: ...gram also appears on the bottom of the metal casing of the CL4490 PRO for reference when configuring the radios Figure 7 CL4490 PRO DIP Switch Settings Note The TX RX Mode DIP switch settings override...

Страница 13: ...sion that helps nullify the effects of ground shifts and induced noise signals that can appear as common mode voltages on a network The CL4490 PRO implements a RS485 2 wire Half Duplex multi drop inte...

Страница 14: ...ontrol allows the slower device to tell the faster device to pause and resume data transmission Because flow control signals CTS and RTS are used by the CL4490 and its host locally rather than over th...

Страница 15: ...overrun and subsequent loss of data You can perform a successful design without monitoring CTS However you need to take into account the amount of latency the radio adds to the system any additional...

Страница 16: ...Americas 1 800 492 2320 Option 2 Europe 44 1628 858 940 Hong Kong 852 2923 0610 www lairdtech com ramp 16 Laird Technologies HARDWARE Mechanical Drawing Note Overall dimensions apply to both the CL44...

Страница 17: ...e 2 X X 0600 00027 S467AH 915R Nearson 1 2 Wave Dipole 2 X X 0600 00028 S161AH 915R Nearson 1 2 Wave Dipole 2 5 X X 0600 00029 S161AH 915 Nearson 1 2 Wave Dipole 2 5 X X 0600 00030 S331AH 915 Nearson...

Страница 18: ...nal CL4490 technical documents are also available from the RAMP page under the Product Information tab in the row labelled ConnexLink Wireless Cable Replacement System ConnexLink Product Brief CL4490...