USER MANUAL
Contents
1. reduction in maximum distance obtainable Functionality should not be affected Environmental factors too numerous to mention can affect the maximum distances obtainable at a particular site Use maximum distance figures as a general guideline only Model 1003 Distance Table in Miles km Data Rate Wire Gauge bps 19 AWG 24 AWG 26 AWG 19 200 2 2 3 5 1 6 2 6 1 2 1 9 9 600 3 0 4 8 2 1 3 4 1 6 2 6 4 800 4 3 6 4 2 6 4 2 1 7 2 7 2 400 5 3 8 5 2 8 4 5 1 8 2 9 1 200 5 6 9 0 2 8 4 5 1 8 2 9 10 APPENDIX C PATTON MODEL 1003 PIN ASSIGNMENTS DIRECTION STANDARD DCE SETTING DIRECTION To Model 1003 1 FG Frame Ground 2 TD Transmit Data 3 RD Receive Data 4 RTS Request to Send 5 CTS Clear to Send 6 DSR Data Set Ready 7 SG Signal Ground 8 Data Term Ready DTR 20 DCD Data Carrier Detect To Model 1003 From Model 1003 To Model 1003 From Model 1003 From Model 1003 From Model 1003 DIRECTION DIRECTION From Model 1003 FG Frame Ground TD Transmit Data RD Receive Data RTS Request to Send CTS Clear to Send DSR Data Set Ready SG Signal Ground 1 2 3 4 5 6 7 8 DCD Data Carrier Detect Data Term Ready DTR 20 From Model 1003 To Model 1003 From Model 1003 To Model 1003 To Model 1003 To Model 1003 11 APPENDIX B2. 5 _ Je Insert into the proper terminal post and tighten the screw Be sure that all cabling between the short range modems is straight through Signal S Signal S Ground G Ground G NOTE Depending on version terminal post locations may vary Place the 2 halves of the strain relief assembly on either side of the telephone wire and press together very lightly Slide the assembly so that it is about 2 inches from the terminal posts and press together firmly 6 Insert the strain relief assembly with the wire going through it into the slot in the bottom half of the modem case and seat it into the recess in the case If the telephone wire is too thin to be held by the strain relief assembly use tape to increase its diameter If the wire is too large it may be necessary to drill out the strain relief slightly BEND the top half of the case as necessary to place it over the strain relief assembly Do not snap the case together yet Insert one captive screw through a saddle washer and then insert the captive screw with the washer on it through the hole in the DB 25 end of the case Snap that side of the case closed Repeat the process for the other side This completes the installation process APPENDIX A PATTON MODEL 1003 SPECIFICATIONS Transmission Format Asynchronous Transmit Line 2 wire unconditioned twisted pair or coaxial cable Transmit Mode Full Duple
3. If you are connecting the Model 1003 to a terminal or PC set the switch to DCE If you are connecting the Model 1003 to a modem or multiplexer set the switch to DTE DCE DTE es sere EES Terminal sige Block we ee Suppressors 1003S onl OER ee en ee y DCE _E3 DTE INSTALLATION General Instructions The Model 1003 is intended for point to point communication over a single coax or one pair cable Two Model 1003 s are needed for each communication link one at each end of the cable Please be sure that the cable you use has no equalizers conditioners or other equipment installed that could affect the signal passed between the two Model 1003s they need dry unconditioned metallic cable A Connecting to the RS 232 Interface The Model 1003 and 1003S C Two Wire Connection Using Coax When using coax for two are designed to plug directly into the DB 25 RS 232 interface of wire connection the coax cable should be terminated with male a terminal or modem Connection may also be made using a short BNC connectors Simply twist these onto the female connectors RS 232 cable Note The connecting cable must have at least on the Model 1003 1003S units and start computing pins 2 3 and 7 wired STRAIGHT THROUGH For best results this cable should be as short as possible B Two Wire Connection Using RJ 11 and RJ 45 Jacks When using the RJ 11 or RJ 45 modular jacks for two wire connection it is neces
4. PATTON MODEL 1003 BLOCK DIAGRAM Copyright 1998 Patton Electronics Company All Rights Reserved 12
5. USER MANUAL MODEL 1003 and 1003S Asynchronous 2 Wire Carrier Sense Short Range Modem Pl PATTON E FlectronicsTo ISO Part 07M1003 B SALES OFFICE Doc 050021UB 301 975 1000 Wari Revised 4 28 98 Se ip eaee 301 975 1007 An ISO 9001 301 975 100 Certified Company http www patton com 1 0 WARRANTY INFORMATION Patton Electronics warrants all Model 1003 components to be free from defects and will at our option repair or replace the product should it fail within one year from the first date of shipment This warranty is limited to defects in workmanship or materials and does not cover customer damage abuse or unauthorized modification If this product fails or does not perform as warranted your sole recourse shall be repair or replacement as described above Under no condition shall Patton Electronics be liable for any damages incurred by the use of this product These damages include but are not limited to the following lost profits lost savings and incidental or consequential damages arising from the use of or inability to use this product Patton Electronics specifically disclaims all other warranties expressed or implied and the installation or use of this product shall be deemed an acceptance of these terms by the user 1 1 RADIO AND TV INTERFERENCE The Model 1003 generates and uses radio frequency energy and if not installed and used properly that is in strict accordance with the
6. manufacturer s instructions may cause interference to radio and television reception The Model 1003 has been tested and found to comply with the limits for a Class A computing device in accordance with the specifications in Subpart J of Part 15 of FCC rules which are designed to provide reasonable protection from such interference in a commercial installation However there is no guarantee that interference will not occur in a particular installation If the Model 1003 does cause interference to radio or television reception which can be determined by disconnecting the RS 232 interface the user is encouraged to try to correct the interference by one or more of the following measures moving the computing equipment away from the receiver re orienting the receiving antenna and or plugging the receiving equipment into a different AC outlet such that the computing equipment and receiver are on different branches 1 2 CE NOTICE The CE symbol on your Patton Electronics equipment indicates that it is in compliance with the Electromagnetic Compatibility EMC directive and the Low Voltage Directive LVD of the Union European EU A Certificate of Compliance is available by contacting Patton Technical Support 1 3 SERVICE All warranty and nonwarranty repairs must be returned freight prepaid and insured to Patton Electronics All returns must have a Return Materials Authorization number on the outside of the shipping container This number ma
7. pair cable The Model 1003 derives necessary power for operation from the data and control voltages on the RS 232 interface The Model 1003 with carrier sense is ideal for UNIX and other environments in which the host requires a carrier detect signal on pin 8 before it sends a log on screen to the terminal The carrier sense feature works like this The Model 1003 monitors its received line When a signal is received from the line pin 8 CD tells the host to send a log on screen to the terminal If the received signal is lost or interrupted the carrier detect signal is held low to the host The Model 1003 s carrier sense feature makes it ideal for trouble shooting in non UNIX applications as well The Model 1003S is a surge protected version of the Model 1002 that uses the latest in bi directional clamping transient suppressors to protect itself and connected equipment against harmful transient discharges For surge handling capability the Model 1003S is compliant with IEC 801 5 level 2 1kV 3 CONFIGURATION Configuring the DTE DCE Switch Terminals DTEs want to talk to modems DCEs not to other terminals This is because terminals and modems talk to each other on complementary pins Terminals talk on pin 2 while modems talk on pin 3 Similarly terminals listen on pin 3 while modems listen on pin 2 The DTE DCE switch on the Model 1003 determines whether the Model 1003 thinks it s a modem DCE or a terminal DTE
8. sary to employ straight through cabling between the modems Pin outs are shown below RJ 11 Wiring Modem 1 Modem 2 D Two Wire Connection Terminal Blocks and Strain Relief SIGNAL PIN COLOR COLOR PIN SIGNAL Model 1003 and 1003S modems that are not equipped with coax connectors or modular jacks allow for two wire connection via DATA 3 Gi en t Green 3 DATA internal terminal blocks An external strain relief collar integrated GND 4 Red aende Red 4 GND into the plastic case holds the cable securely in place so that it won t pull loose from the terminal block connections Follow these step by step instructions to wire up the Model 1003 1003S using the terminal block strain relief assembly Ruego Wiring 1 Open the plastic case by gently inserting a screw driver Modem 1 Modem 2 between the DB 25 connector and the lip of the plastic case There is no need to worry about breaking the plastic just be SIGNAL PIN COLOR COLOR PIN SIGNAL careful not to bend the metal DB 25 connector DATA 4 Red Red 4 DATA GND 5 Green sS 5755 gt Green 5 GND Standard Color Codes Yours may be different Blue 1 1 Blue 2 Orange 2 Yellow 3 Black 3 Green 4 Red 4 Red 5 Green 5 Black 6 ollow DAA Brown ee Nts 8 Slate AT amp T Standard pins colors Strip the outer insulation from the twisted pair about one inch from the end a m 3 Strip back the insulation on each of the two wires about 2
9. x Transmit Level 0 dBm Control Signals In DCE mode CTS pin 5 follows RTS pin 4 DSR pin 6 turns on when unit is powered up and DCD pin 8 turns on after detecting the receive signal from the line In DTE mode RTS pin 4 follows CTS pin 5 and DTR pin 20 turns on after detecting the receive signal from the line Data Rate 0 19 2Kbps Surge Protection Compliant with IEC 801 5 level 2 1kV Model 1003S Only Range Up to 1 mile Power None Required derives required power from RS 232 input signals Size 2 20 x 1 75 x 0 75 5 6 x 4 4 x 1 9 cm Temperature 32 to 140 F Humidity 95 Non condensing APPENDIX B PATTON MODEL 1003 CABLE RECOMMENDATIONS The Patton Model 1003 operates at frequencies of 20kHz or less and has been performance tested by Patton technicians using twisted pair cable with the following characteristics Wire Gauge Capacitance Resistance 19 AWG 9mm 88nf mi or 15 72 pf ft 0163 Ohms ft 22 AWG 6mm 83nf mi or 15 72 pf ft 0326 Ohms ft 24 AWG 5mm 83nf mi or 15 72 pf ft 05165 Ohms ft To gain optimum performance from the Model 1003 please keep the following guidelines in mind e Always use twisted pair wire this is not an option e Use twisted pair wire with a capacitance of 20pf ft or less e Avoid twisted pair wire thinner than 26 AWG i e avoid higher AWG numbers than 26 e Use of twisted pair with a resistance greater than the above specifications may cause a
10. y be obtained from Patton Electronics Technical Service at telephone 301 975 1007 web address http www patton com email support patton com NOTE Packages received without an RMA number will not be accepted Patton Electronics technical staff is also available to answer any questions that might arise concerning the installation or use of your Model 1003 Technical Service hours 8AM to 5PM EST Monday through Friday GENERAL INFORMATION Thank you for your purchase of this Patton Electronics product This product has been thoroughly inspected and tested and is warranted for One Year parts and labor If any questions or problems arise during installation or use of this product please do not hesitate to contact Patton Electronics Technical Support at 301 975 1007 FEATURES e Carrier Sense automatically detects presence of received signal on the line e Ideal for UNIX and similar environments where host needs to receive a carrier signal before sending a log on screen to a terminal Allows troubleshooting of a line loss of carrier indicates problem at remote connection e Full Duplex operation over coax or a single twisted pair e Data rates to 19 200 bps e Range to 1 mile e No AC power required draws necessary power from RS 232 signals e External DCE DTE switch DESCRIPTION The Model 1003 is a Carrier Sense Short Range Modem that connects computers and terminals over a single coax or single twisted
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