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Warwick X7220 manual

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Table of contents for the manual

  • Page 1

    WARWICK WIRELESS WARWICK WIRELESS WARWICK WIRELESS WARWICK WIRELESS LIMITED LIMITED LIMITED LIMITED X7220 DUA L REDUNDA NT BA SE STA TION WA RWICK WIRELESS LIMI TED THE MANO R, ASTON FLAMVILLE, LEICESTERSHIRE, LE10 3AQ ENGLAND TEL: +44 ( 0) 1455 233616 FAX: +44 ( 0) 1455 233179 W EB: www.radiotelem etry.co.uk[...]

  • Page 2

    INDEX 1.0 FEA T URES 2.0 SPECIFICA T ION 3.0 INTERFACES 3.1 Comm unic ations Port 9 W ay D Connector 3.2 Service Port 9 W ay D Connector 3.3 LED Indicators 3.4 Fuse s 3.5 Progr am Switch 3.6 Alarm Reset Switch 3.7 Antenna Connectors 3.8 Power supplies 4.0 OPERA T ION 5. 0 GE TTIN G S TA RTE D 5.1 Basic Connections 5.2 Power Connections 5.3 Plug and[...]

  • Page 3

    1.0 FEA TURES • Operates on inter national licensed and lic ence fr ee radio bands. • RF Bands: 147MHz to 174MHz VHF 400MHz to 500MHz UHF 868MHz to 920MHz UHF • Conform s to ET SI 300-220, ET SI 300-113, ET SI 300-683, MPT 1329. • Two Independently X7200HP Radio Modems in hot s tandby. • 17 selectable r adio channels. • RF Power 1W and [...]

  • Page 4

    2.0 SPECIFICA TION ABSOLUT E MAXIMUM RATI NGS Storage Tem peratur e ......................................... -30 to +85 Celsius Operating Tem perature ...................................... -10 to +55 Celsius DIMENSIONS X7220HP UHF 1- 5W ................ 1U 19 Inc h rack ELECTRICAL CHA RACTERISTICS MIN TYPICAL MAX DIMENSION NOTE Frequency Range 45[...]

  • Page 5

    3.0 INTERFA CES 3.1 Comm unication Port 9 W ay D Type Connector RS232/RS485 1 ALARM CONTACT OUTPUT 6 ALARM CONTACT OUTPUT 2 RS232 RD RECEIVE DAT A INPUT 7 -VE RS485 INPUT/O UTPUT 3 RS232 T D TRANSMIT DAT A OUT PUT 8 C T S I O U T P U T 4 NU 9 +VE RS485 INPUT/O UTPUT 5 0 V I N P U T PIN 1 AL1 Voltage free, norm ally open contact PIN 2 RD RS232 Recei[...]

  • Page 6

    3.3 LED Indicators Eight LED’s on the fr ont of the m odem indicate the f ollowing states: Trans m it Data 1 Green O n when modem 1 is tr ansm itting data. Receive Data1 Green On when a RF carrier of greater than 0.9uV is detected PSU 1 Red On when Modem 1 power s upply is good. Fail 1 Red On when a fault is detec ted in Modem 1 Data 2 Green O n [...]

  • Page 7

    not then the data is stored in the buf f er until the channel bec om es f ree. If it is fr ee then a pream ble m essage will be transm itted so that the rec eiving m odems can align to the incom ing data. The m odem will then transm it a repeater c omm and byte, if set, and a trans mitter address byte followed by the data that has been placed in th[...]

  • Page 8

    If a sec ond PC is not available sim ply power up the second modem . Conf igure the m odem connected to the PC in the repeater mode with the address m ode switched off . This will comm and the distant m odem to repeat back the character s sent to it. 6.0 CONFIGURA TION 6.1 Comm unic ation Port Menu The Com m unication Por t Menu is displayed by con[...]

  • Page 9

    Parity Enable Parity Odd/Even O dd, Even or No Parity can be selected . RF Channel On of 17 RF F requency can be selected. Key T ransm itter The trans m itter carrier can be switched on. A distant m odem can them us e the RSSI bar graph to check the signal s trength. RSSI Displays a Bar Graph of Relative Signal Str ength. Tx mitter Speed Sets the t[...]

  • Page 10

    6.2 Service Port Menue The Servic e Port Menu is dis play ed by connecting a PC conf igured at the Baud Rate set previously (Factory set at 9600) and pres sing the $ Key followed by the Es c Key. Note that the monitor and control unit will not operate when the m enu is displayed. The m enu param eters are change by pressing any of the four Arrow Ke[...]

  • Page 11

    Address Mode Not used TX Address Not used RX Address Not used Restore Def aults Set Factor y Def aults. Exit without Save Return to Modem Advanced Menu Return to Main Menu Display Main Menu by pr essing the lef t Arrow Key Enable AT Ins tructions Not used TX Priority Not used Mode of Oper ation Selects one of the f ollowing: Modem 1 in continuous u[...]

  • Page 12

    7.0 RA DIO TRA NSMISSION 7.1 Radio Frequency Hex RF Tx RF RxRF Channel Channel Frequency Frequency SW 5 SW 4 SW 3 SW 2 SW 1 02H 1 440.825 MHZ 445.825MHz ON ON ON O N OF F 04H 2 440.850 MHZ 445.850MHz ON ON ON O FF ON 06H 3 440.875 MHZ 445.875MHz ON ON ON O FF OFF 08H 4 440.900 MHZ 445.900MHz ON ON OFF ON ON 0AH 5 440.925 MHZ 445.925MHz ON ON OFF ON[...]

  • Page 13

    7.3 Radio Propagation W hen installing a X7220 Radio Modem there are a num ber of fa ctors that s hould be consider ed as they will aff ect the perf orm ance of the r adio link. T hese ar e: Trans m itter power output. Sensitivity of the receiver. Height of trans mitter and receiver antenna. Length and type of the coaxial f eeder cables to the ante[...]

  • Page 14

    8.4 Radio Path The radio path c an be tested by configuring the trans mitting m odem to the Repeater Mode. Exit the conf iguration m enu and transm it a char acter f rom the dum b term inal This will be echoed back from the dist ant modem if there is a good tr ansm ission path. 8.5 HELP LINE NUMBER + 44 (0) 1455 233616 9.0 WA RNING W arwick W irele[...]