Southwest Microwave, Inc.
Contents
1. 8 0 9 0 Mounting Holes 4 5 in 11 4cm 2 3 in 5 9 20 MAX TILT De DIRECTION 6 0 in 15 2cm Figure 8 Model 300B Transmitter or Receiver Weight Transmitter or Receiver 4 5 pounds 2kg Operating Environment 9 1 Temperature 40 F to 150 F 40 C to 66 C 9 2 Relative Humidity 0 to 100 INSTALLATION INSTRUCTIONS A Location of Model 300B 1 Required Area Mode 300B 33252 must be located in an area which 15 free of obstructions and moving objects such as chain link fences trees bushes and large areas of water See Figure 9 Large moving objects within the protection pattern will be indistinguishable from an intruder and will cause nuisance alarms The clear area required for a Model 300B 33525 installation depends upon the distance to be covered by the link Protection patterns for various conditions are given in Figures 9 In each installation the clear area must be at least as large as the protection pattern DON T Figure 9 Terrain Since the operation of Link requires transmission of energy from Transmitter to Receiver it is important to maintain a clear line of sight between the units Therefore the ground must be flat across the protected area Any bumps hills or ditches in the area will shadow the beam and may provide crawl space for an intruder Bumps or hills must be leveled and ditches filled so tha2. 4 Secure the swivel assembly to Model 300B 33252 Transmitter and Receiver The rubber washer goes against the center hub of the baseplate followed by the metal washer and attach to mounting bracket 5 Rotate the Model 300B 33252 Transmitter and Receiver so that the conduit fittings are pointed straight down 6 Tighten the large nuts on the swivel assembly to hold the units in place D Connecting Model 300B 33252T Transmitter Caution DO NOT APPLY POWER UNTIL ALL WIRE CONNECTIONS HAVE BEEN MADE SEE FOLLOWING INSTRUCTIONS l Remove the radome of Model 300B 33252 Transmitter by removing the six radome screws 2 Insert power wires and optional tamper circuit wires through conduit fitting Leave enough slack in wires so that Transmitter may be tilted after radome 15 replaced 3 Make connections to the terminal strip according to labeled terminal functions See Figure 16 eegsesese LO 5 E N O COM N O COM N C GND LO INPUT TAMPER ALARM MASTER 12VDC SWITCH RELAY SLAVE 300B 33252R RECEIVER 300B 33252T TRANSMITTER NOTE SHIELDED WIRE RECOMMENDED F i TO SLAVE TEST CIRCUIT TO POWER TO POWER SUPPLY SUPPLY V TO TAMPER 4 RESET TAMPER TO ALARM CIRCUIT 12VDC SUPPLY CIRCUIT CIRCUIT TO SLAVE CIRCUIT NOTE After wiring is complete it is recommended that entry conduit be filled TO AUX g pe MASTER sealed with non corrosive sealant such as Dow Corning 738 RTV This will prevent moist air in the con
3. INC voids the obligations of SOUTHWEST MICROWAVE INC to repair or replace any products so disassembled Excluded from this warranty are fuses and batteries except to the extent that the original manufacturer warrants such parts and such warranty is marked on the product Claim under warranty for fuses or batteries should be made by the purchaser directly to the manufacturer Warranty returns must first be authorized by SOUTHWEST MICROWAVE INC or authorized Warranty Service Company SOUTHWEST MICROWAVE INC reserves the right to make changes in design on any of its products without incurring any obligation to make the same changes on units previously purchased THIS WARRANTY IS THE EXTENT OF THE OBLIGATIONS OR LIABILITIES ASSUMED BY SOUTHWEST MICROWAVE INC WITH RESPECT TO ITS PRODUCTS AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY WARRANTY OF MERCHANTABILITY OR FITNESS SOUTHWEST MICROWAVE INC SHALL NOT BE LIABLE FOR CONSEQUENTIAL DAMAGES AND ITS LIABILITY IS EXPRESSLY LIMITED TO THE OBLIGATIONS EXPRESSED HEREIN SOUTHWEST MICROWAVE INC NEITHER ASSUMES NOR AUTHORIZES ANY OTHER PERSON TO ASSUME FOR IT ANY OTHER WARRANTY CONCERNING ITS PRODUCTS 20 RETURNING EQUIPMENT UNDER WARRANTY As per the provisions set forth in our Security Products warranty any person desiring to return equipment to SOUTHWEST MICROWAVE INC for any reason must first contact SOUTHWEST MICROWAVE INC for authori
4. Transmitter the Power Supply voltage 12VDC must be applied to terminal TEST on the Model 300B 33252T See Figures 16 and 17 Testing the Transmitter may be accomplished by momentarily switching ON the 12VDC from the Power Supply to the TEST terminal When the TEST is actuated the Receiver will alarm A higher degree of security can be obtained by utilizing the Latch function of the Model 300B 33252R Receiver Connect the Align Latch Normal PCB jumper to Align Latch position This will cause the Receiver to latch into the alarm state when either the TEST function is used at the Transmitter or an intrusion of the link has occurred To reset the link to the normal non alarm condition 5 15 VDC must be applied to terminal Reset on the Model 300BR See Figures 16 and 18 By utilizing both the Test and Reset functions the link can be tested and secured from a remote point 19 PREVENTIVE MAINTENANCE Model 300B 33252 requires no calibration other than alignment and sensitivity adjustment during installation To maintain a trouble free system the following is recommended 1 Wax the radomes every 3 to 6 months At maximum security installations where detection of prone crawling targets 15 required wax once a month 2 Keep the isolation area clean and free of tall grass weeds debris and obstructions 3 Upon initial installation establish a zone data chart Record input sup
5. the relay to be de energized and an alarm occurs Operation of Model 300B 33252 is illustrated in Figure 1 Figure 1 Operation of T R Link A single Model 300B 33252 may cover a distance up to 600 feet 183m Three pattern elements are supplied short range with maximum range of 100 feet 30m medium range with maximum range of 350 feet 107m and extended range with maximum range of 600 feet 183m The receiver is equipped with automatic gain control AGC that automatically adjusts receiver for the distance to be covered Typical maximum width protection patterns of Model 300B 33252 are shown in Figure 2 for mounting height of 2 5 feet 76m above smooth earth Maximum width 1s attained when Transmitter Receiver distance is at maximum and Receiver Sensitivity control is set to maximum Figure 3 illustrates how pattern width varies with Transmitter Receiver distance and sensitivity setting for each protection pattern element Actual patterns will vary somewhat with site topography and surface condition Generally lower mounting height or rougher surface will increase pattern width SHORT RANGE WIDE ANGLE DC 576 20 100 FT 30m ANTENNA PATTERN MID RANGE BN 350 FT 107m ANTENNA PATTERN EXTENDED RANGE 600 FT 183m ANTENNA PATTERN Figure 2 Typical Maximum Horizontal Patterns For example if the total link distance 15 175 feet 53m with the mid ran
6. 0 1ft sec 3cm sec 1 5 Maximum Target Velocity 10ft sec 3m sec slow setting 50 ft sec 15m sec fast setting Reliability 2 Equipment False Alarm Rate l year unit based upon signal to noise ratio at maximum sensitivity setting 2 2 Probability of Detection 0 9 minimum on 77 pound 35kg human upright or on hands and knees 2 3 Self Supervision Alarm on Failure Inherent in design fully self supervised 2 4 Automatic Gain Control Receiver sensitivity automatically adjusts to slow changes in environment AGC range 544 2 5 Cross Modulation When installed in accordance with following installation instructions cross modulation interference from adjacent links will be 25dB below primary signal Transmittal Signal 3 Radiated Power 10 mill watts peak 5 mill watts average square wave modulated 3 2 Carrier Frequency X band USA 10 525 GHz 25MH 3 3 Modulation Frequencies Four field selectable modulation frequencies 3 4 Above specifications for USA are in accordance with F C C regulations Equipment available to meet regulations of other countries Power Requirement 4 Voltage 10 5 to 14 0VDC 4 2 Current 20mA Transmitter 20mA Receiver under normal ambient operating conditions 4 3 Transmitter fused for 0 25 amps and Receiver each fused for 0 25 amps Alarm Indication 5 Alarm Relay Contacts Primary alarm indications provided by normally open contact normally closed contact and common t
7. DE ANGEL FOIL ELEMENT 5 to 20 FT 1 5 to 6 1m ANTENNA FEED 100 FT 30m ANTENNA PATTERN Figure 23 Figure 24 ALIGNMENT AND TESTING An MS type connector has been added to the rear side of the Receiver baseplate This connector when used in conjunction with SOUTHWEST MICROWAVE Model 82 or RM82 Link Performance Test Set will facilitate field alignment and testing of Model 300B 33252 Microwave Links without removal of radome The following outline will assist the installer in alignment and testing of the Model 300B 33252 Microwave Intrusion Link using a VOM volt ohm meter with an input impedance of 100 000 ohms volt or greater 18 10 11 12 13 With radomes removed apply power to the Transmitter and Receiver Be sure the identical modulation frequency is being used on the Transmitter and Receiver of the Link to be aligned Note The extended range element will help ensure more precise alignment during initial set up Check for Transmitter operation by monitoring the Transmitter ON LED on the Transmitter Circuit Board See Figure 17 Visually aim the Transmitter and Receiver for bore sight pointing at each other alignment Move the Align Latch Normal jumper to Latch position See Figure 18 On Receiver connect VOM to Positive and GND Negative with meter range set to 3 5VDC See Figure 18 Swivel Receiver up and down side to side to obtain maximum meter reading Th
8. RESET Figure 7 Model 300B 33252R Receiver Block Diagram The received audio signal 15 amplified by an automatic gain control AGC preamplifier enabling the preamplifier output to be held to a constant level regardless of Transmitter Receiver distance distance must be within maximum distance of Figure 2 Preamplifier output is applied to a phase locked loop PLL detector that operates as a narrow bandpass filter at one of the modulation frequencies Receive channel is selected by means of PCB jumper to match modulation frequency of Transmitter while rejecting spurious signals and other Transmitters PLL detector output is a voltage level that is held constant under normal conditions by the slow acting AGC loop Rapidly changing signal strength caused by a target moving into the microwave beam is not affected by AGC loop and causes an AC signal to appear at PLL detector output Signal is amplified filtered and compared with upper and lower alarm threshold voltages Whenever signal exceeds either threshold voltage an alarm is generated Gain of signal amplifier may be adjusted with Sensitivity potentiometer on circuit board to modify protection patterns per Figures 2 and 3 Signal bandwidth affecting Model 300B 33252 s response to fast moving targets may be set to Fast or Slow with PCB jumper The alarm relay circuit is factory adjusted to automatically reset after approximately two seconds but hold in time may be adjusted be
9. Southwest Microwave Inc Security Systems Division TECHNICAL MANUAL FOR MODEL 300B 33252 OUTDOOR MICROWAVE LINK SOUTHWEST MICROWAVE INC Security Systems Division 9055 South McKemy Street Tempe Arizona 85284 2946 Tel 480 783 0201 Fax 480 783 0401 E mail infossd southwestmicrowave com Web www southwestmicrowave com TABLE OF CONTENTS DIT E EEE E E 3 I BIST SUUNTO ahaa as NT NR 3 ODUIOBDOLE CUTOTHIO 8 BS PIC ANN T D ED 9 tere 11 Alisnmentand omui Un ae a ac clas a A aS m cubi Ubi eis 17 Warranty and Equipment Return Information ueeeeeeeeesesseeeeeeeeeeeeh enhn nnns 19 Note This manual applies to installation and set up of Models 300B 33252 and 300B 33258 Copyright Southwest Microwave Inc August 2007 300B 33252 Printed in USA INTRODUCTION Model 300B 33252 Microwave Transmitter Receiver T R Link utilizes state of the art technology to provide superior detection capability with simple installation and alignment The Transmitter is powered by a Gallium Arsenide Field Effect Transistor GaAs FET oscillator which requires only 20mA at 12VDC permitting several links to be powered from a common power supply located at the control panel or other convenient location Three pro
10. as follows CLOSED CIRCUIT ALARM contacts open on alarm available at Alarm Relay COM and NC terminals OPEN CIRCUIT ALARM contacts close on alarm available at Alarm Relay COM and NO terminals TAMPER ALARM contacts available at Tamper Switch terminals NO COM NC 15 F 6 Connect reset wire if used on Reset terminal on strip 7 Connect wires to HI LO and GND if used at Slave terminals Set the Phase jumper to the OFF position or if using the external clock SMC10 set to the proper phase When the unit is in the Slave mode the channel select jumper must be in the external position Refer to Technical Note 454 for SMC10 operation 8 Reinstall the radome using the six radome screws Modulation Frequency Selection The Model 300B 33252T Transmitter features four 4 field selectable modulation frequencies Use different modulation frequencies on links operating within close proximity Different modulation frequencies reduce the possibility of cross link modulation or mutual interference In addition the transmitters can be slaved to an external clock SMC10 when interfacing with Southwest Microwave transceivers to eliminate mutual interference See Technical Note 454 1 Select modulation channel different from the modulation of other links operating in the immediate area 2 Attach PCB jumper wire to appropriate channel A B C or D Set the phase jumper to the OFF position See Fi
11. ates X band microwave energy and the parabolic antenna system with interchangeable protection pattern elements The transmitter circuit board contains voltage regulator and modulator circuit to drive the microwave oscillator Modulation frequency is selected from one of four channels A B C or D on the transmitter circuit board Two additional features have been added to the Model 300B 33252 transmitter board a line receiver circuit which allows the transmitter to be slaved to either phase of a master clock and an auxiliary master output for short run 10 feet 3m or less synchronization of transmitters In the slave position a red LED indicated that the transmitter is providing a check of the phasing The phase of the signal can be selected by a PCB jumper to provide either an in phase 0 or out of phase 180 clock reset This feature is particularly useful in multiple unit installations where mutual interference between mono static and bi static sensors can be a problem By proper selection of the phase units can be alternately turned on or off at the modulation rate When the jumper is placed in the off position the Model 300B 33252 reverts back to typical free running operation A test terminal is provided on the transmitter circuit board Application of 10 5 to 15 0 VDC from power supply will cause transmitter to turn off generating a test alarm at receiver red LED on transmitter circuit board in
12. dicates that power 1s on PHASE SELECT MODULATION CHANNEL 180 OFF 0 A B C D EXT LINE GaAs FET RECEIVER MODULATOR OSCILLATOR ANTENNA REGULATOR POWER ON LED MODULATED X BAND ENERGY Figure 6 Model 300B 33252T Transmitter Block Diagram RECEIVER Model 300B 33252R Receiver consists of three major subassemblies RF Assembly Demodulator Circuit Board and Power supply Board A block diagram of Model 300B 33252R Receiver is shown in Figure 7 The RF assembly consists of a parabolic antenna with interchangeable protection pattern elements identical to antenna of transmitter and a Schottky diode detector The detector converts modulated X band energy from transmitter into an audio frequency signal for processing by Demodulator Circuit Board The unit also contains a line receiver which allows the receiver to be slaved to either phase of an external clock In this position a red LED indicates when the receiver is so that phasing can be checked When the slave jumper is the normal channel selection feature 1s overridden MODULATED ENERGY FROM X BAND TRANSMITTER SCHOTTKY ONITENNA DETECTOR SIGNAL AMPLIFIER TE SENSITIVITY PLL DETECTOR AMPLIFIER HI o 180 OFF 0 SLAVE 4 GND o LINE LO o RECEIVER NORM V SLOW CHANNEL SELECTION C ERROR WRONG FAST RCVR AMPLIFIER CHANNEL ON ALARM CIRUIT NORMAL ALIGN LATCH JAMMING ALARM C REGULATOR RELAY CONTACTS HOLD IN O
13. duit system from entering the transmitter or receiver Figure 16 Wiring Diagram 4 Attach power wires to terminal identified as Positive and Negative Input 12 VDC Observe Polarity 5 For protection against unauthorized openings or tampering a tamper switch with a separate set of contacts is provided Form C contacts normally open normally closed and common are available at the Tamper Switch terminals 6 Connect remote test wire if used to Test terminal on strip 7 Connect wires to HI LO and GND if used at Slave terminals Set the Phase jumper to the OFF position or if using the external clock SMC10 set to the proper phase When the unit is in the Slave mode the channel select jumper must be in the external position Refer to Technical Note 454 for SMC10 operation 8 Reinstall the radome using the six radome screws E Connecting Model 300B 33252R Receiver l Remove radome of Model 300B 33252R Receiver by removing the six radome screws 2 Insert power wires and alarm circuit wires through conduit fitting Leave enough slack in wires so that Receiver may be tilted after radome is replaced 3 Make connections to the terminal strip according to labeled terminal functions See Figure 16 4 Attach power wires to terminal identified as Positive and Negative Input 12VDC Observe Polarity 5 Attach alarm circuit wires
14. e front edge of the parabolic dish must be perpendicular to the ground surface Tighten locking nut on mounting bracket to secure sensor in this position Raise and lower height of Receiver as required for maximum meter reading This will provide maximum detection sensitivity The minimum alignment voltage for the Model 300B 33252 15 0 5 VDC Although this is the minimum voltage proper alignment and mounting height will typically provide a greater indication on the meter Swivel Transmitter up and down side to side to obtain maximum meter reading The front edge of the parabolic dish must be perpendicular to the ground surface Tighten locking nut on mounting bracket to secure sensor in this position The minimum alignment and voltage for the Model 300B 33252 is 0 5VDC Although this is the minimum voltage proper alignment and mounting height will typically give a greater indication on the meter Disconnect VOM and move Align Latch Normal jumper to Normal position Walk test the Link to determine width of pattern while monitoring alarm indication by means of red Alarm LED Adjust pattern width by changing antenna element or by turning SENS potentiometer clockwise to increase and counterclockwise to decrease until desired width 1s obtained See Figure 3 Replace radomes using all six screws HIGH SECURITY TEST FUNCTION Model 300B 33252 includes a remote test and reset feature for high security applications I To test the
15. equirement of the specific site Detection of a walking running intruder will require less of an overlap compared to sites that require detection of belly crawling and jumping intruders SIDE FRONT TOP VIEW VIEW 15 to 25 FEET 4 5 to 7 6m 15 to 25 FEET 4 5 to 7 6m TOP VIEW TOP VIEW BEAM CENTERLINE OFFSET 1 8 20 46 51cm INTERMEDIATE OVERLAP BASKETWEAVE OVERLAP Uo 30 to 50 FEET 9 to15m 30 to 50 FEET 9 to15m Figure 4 Overlaps Figure 5 shows amount of overlap required to protect against hands and knees crawling intruders as a function of Sensitivity setting For maximum security applications where detection of prone commando style belly crawl is required the intermediate over lap should be 50 feet 15m minimum with parallel beam centerline offset of 18 inches 46cm maximum The corner overlaps should be 25 feet 7 5m minimum Terrain flatness should be no more than plus three inches or minus three inches deviation from a plane drawn between the transmitter and receiver The zone length Transmitter to Receiver should not exceed 400 feet 121m LL 1 2 O N Q lt Q NEN MN CLOCKWISE Figure 5 Sensitivity vs Dead Zone TRANSMITTER Model 300B 33252T Transmitter consists of two major subassemblies RF Assembly and Transmitter Circuit Board A block diagram 15 shown in Figure 6 The RF assembly consists of a GaAs FET oscillator that gener
16. erminal Form C contact rating 2 amps at 28VDC 5 2 Walk Test LED Secondary alarm indication provided by red LED on Receiver Power Supply Board 6 0 5 3 5 4 Jamming LED Illumination of Receiver by second Transmitter operating on same channel lights red jamming LED and may initiate alarm condition Tamper Switch Transmitter and Receiver Form C contacts rated 2 0 Amp at 28 VDC Alignment and Test Aids 6 1 6 2 6 3 6 4 6 4 6 5 Alignment Voltage Available at Receiver Test Point 1 Positive voltage suitable for 100 000 ohms volt VOM increases with receiver signal strength Range 0 5 5 0 VDC Align Mode PCB jumper on Receiver Demodulator Board Alignment Mode provides faster AGC action for alignment and constant alarm condition to prevent leaving link in Alignment Mode Wrong Channel LED Red LED on Receiver Power Supply Board lights when Transmitter and Receiver set to different channels Transmitter ON LED Red LED on Transmitter Power Supply Board indicates that power is on Alternatively the RM82 or RM83 Performance Test Set can be used to aid in aligning and testing Voltages on MS connector pins are as follows PIN VOLTAGES FUNCTIONS A 10 5 I4VDC Input Power B 8 0VDC 0 5V Internal Regulated Power C 0 5 Minimum Alignment TPI D 0 Chassis Ground E 3 AVDC Typical Signal Voltage Intrusion F 0 1 VDC Normal Alarm Status 10 12VDC Alarm 7 0 Dimensions Transmitter or Receiver
17. ge antenna pattern element installed and the sensitivity adjustment set to mid point Figure 3 indicates the detection pattern width to be approximately 6 feet 1 8m 300B 33252 SENSITIVITY 300B 33252 2 100 200 300 400 500 600 50 100 150 200 250 300 350 30m 60m 90m 121 152 183 15m 30m 45m 60m 75m 90m 107m TOTAL LINK DISTANCE FEET TOTAL LINK DISTANCE FEET NOMINAL BEAM WIDTH FEET NOMINAL BEAM WIDTH FEET 0 SHORT RANGE 100 FEET 30m WIDE ANGLE N gt 19 oc mu 2 O o oO N w C1 jo gs e 3 20 40 60 80 100 6m 12m 18m 24m 30m TOTAL LINK DISTANCE FEET NOMINAL BEAM WIDTH FEET Figure 3 Pattern Width vs Link Distance and Sensitivity Vertical protection pattern will also depend upon pattern element selected as well as Transmitter Receiver distance mounting height and Sensitivity Setting Protection pattern above Transmitter Receiver centerline will be approximately half to 34 of the horizontal pattern shown above Protection pattern below centerline will tend to fill area between beam centerline and ground except for a dead zone immediately in front of and below Transmitter and Receiver This zone is best protected by overlapping links at ends and corners as shown in Figures 4 Figure 4 show the basic corner intermediate and basket weave overlap recommendations The overlap distance required is a function of the detection r
18. gure 17 The Model 300B 33252R Receiver also features four 4 field selectable frequencies The Receiver and Transmitter MUST be operated on the same frequency or an alarm condition will result Modulation Frequency Phase Select Figure 17 Model 300B 33252T Transmitter 3 Determine the modulation frequency of the Transmitter illuminating the Receiver 4 Attach PCB jumper wire to appropriate terminal for the same modulation channel See Figure 18 Align Test Point ES Alarm Wrong a MERE Channel and acr Es gt a Jamming LED gt 4 y Modulation J W j Align Latch Frequency amp Normal Phase Select sync RCVR ON LED Figure 18 Model 300BR Receiver ANTENNA PATTERN ELEMENT INSTALLATION INSTRUCTIONS Each Model 300B 33252 Microwave Link provides three detection patterns and ranges to 600 feet 183m The pattern width may be varied in the field by simply installing the proper antenna pattern element and adjusting receiver sensitivity Protection pattern width may be varied from 2 feet 0 6m to 40 feet 12 2m wide Refer to Figure Pattern height varies in conjunction with pattern width Model 300B 33252 is shipped with the EXTENDED RANGE element installed on the front of the antenna feed and secured with a PLASTIC NYLON screw on both Transmitter and Receiver See Figure 20 Note Initial alignment should be perfor
19. ives maximum possible security A 30 foot 9m overlap is recommended at intermediate points and a 15 foot 4 6m overlap is recommended at corners for minimum and medium security applications If site demands shorter overlap increased sensitivity will reduce dead zone per Figure 5 but will also widen beam per Figure 3 The offset of overlapping links in line should be measured from center of each unit See Figure 4 Additional protection may be added at critical points by installing SOUTHWEST MICROWAVE INC Model 380 or 385 Monostatic Sensors Model 405 Passive Infrared Sensor Model MS15 or MS16 Dual Technology Sensors or stacked links Note form Figure 13 that at each point of overlap either two Transmitters or two Receivers should be installed This arrangement prevents an adjacent Transmitter and Receiver from establishing an unwanted link across the short overlap distance If there is an odd number of links in an installation a transmitter and receiver will need to be overlapped This should be done in a corner as shown in Figure 13 RECEIVER TRANSMITTER TRANSMITTER RECEIVER EA RR MER ERE RUE RR t EE AR ERE RR e c n IE WC y WA NJ TRANSMITTER RECEIVER TRANSMITTER RECEIVER Figure 13 B Power Supply Wiring Model 300B 33252 requires only 20mA at 10 5 14 VDC for each Transmitter or Receiver Therefore sufficient power with battery s
20. l 300B T R Link 1 Prepare a rigid mounting surface for the Model 300B 33252 Transmitter and Receiver Do not mount units on a cyclone fence or any vibrating surface A recommended mounting post is a 37 inch 9cm galvanized pipe outside diameter 4 inches 10cm sunk into the ground in a concrete base and protruding above ground level to a height of 4 feet 1 2m Mount the Transmitter and Receiver 2 to 3 feet 0 75 to 1 0m above ground level and allow for height adjustment of at least plus or minus 12 inches 30cm Height adjustment may be required during final alignment to achieve optimum protection pattern See Figure 15 An 18 inch 46cm 4 inch flex conduit is recommended between conduit fitting of T R and rigid conduit or junction box 13 4 O D Galvanized Pipe 1 2 x 18 Flexible Conduit 36 Nominal Ground Lug 6 AWG GROUND BUS 24 Deep x 18 to 24 Square Grounding Rod per Local Typical Electrical Code Tamper Alarm and Power Lines Figure 15 2 Remove the Model 300B 33252 T R Link from the shipping containers Separate the swivel assembly from the mounting plate by turning the large nuts counter clockwise Large nuts require 1 74 inch 32mm open end wrench 3 Secure the mounting bracket to the post with U bolt or to other mounting surface with appropriate screws or fasteners
21. med with extended range element installed on 300B 33252 Transmitter and Receiver EXTENDED RANGE 10 to 40 FT 3 to 12m CIRCULAR METAL DISC 600 FT 183m ANTENNA PATTERN Figure 19 Figure 20 To change to mid range element proceed as follows 17 NOTE Perform the next four steps on both 300B 33252 Transmitter and 300B 33252 Receiver 1 Remove six 6 screws securing plastic radome 2A Remove PLASTIC NYLON screw DO NOT THROW AWAY from end of antenna feed and remove extended range element DO NOT THROW AWAY 3 Install MID RANGE element double folded disc and secure with plastic nylon screw from step 2 Mid range element can be mounted in the horizontal or vertical position must be same on Transmitter and Receiver on the front of the antenna feed as required for optimum detection See Figure 22 1 2 1 27 FOLDED MID RANGE DISC 5 to 20 FT 1 5 to 6 1m ANTENNA FEED 350 FT 107m ANTENNA PATTERN HORIZONTAL Figure 21 Figure22 To change to short range element proceed as follows NOTE Perform the next four steps on both 300B 33252 Transmitter and 300B 33252 Receiver l Remove six 6 screws securing plastic radome 2 Remove PLASTIC NYLON screw DO NOT THROW AWAY from end of antenna feed and remove extended range element DO NOT THROW AWAY 3 Install SHORT RANGE element adhesive copper foil around outer circumference of the antenna feed See Figure 24 ADHESIVE SHORT RANGE WI
22. ply voltage zone distance transmitter receiver mounting height alignment voltage modulation channel sensitivity setting and battery voltages 4 Ifstandby batteries are used they should be functionally tested every three months 5 A site inspection should be performed every six months The inspection should include verifying data from Step 3 checking for physical damage cracks leaks corrosion etc checking for isolation zone changes washouts materials placement vegetation growth loose fence fabric etc For troubleshooting information please contact the factory about Model 300B 33252 Service Manual LIMITED WARRANTY SOUTHWEST MICROWAVE INC warrants each of its products to be free from defects in materials and workmanship The limit of liability under this warranty is to repair or replace any products or part thereof which shall within one year after delivery to the original user be returned shipping costs prepaid and insured to SOUTHWEST MICROWAVE INC at its plant in Tempe Arizona or authorized Warranty Service Company and which shall have been found to be defective upon examination by SOUTHWEST MICROWAVE INC or authorized Warranty Service Company This warranty shall be limited to the repair or replacement of SOUTHWEST MICROWAVE INC products and shall not extend to any incidental or consequential damages there from Disassembly of any product by anyone other than an authorized representative of SOUTHWEST MICROWAVE
23. rection setting of Model 300B 33252 Transmitter or Receiver Model MB65 mounts to 4 inch 10cm O D Model BX 20 NEMA 4X SS Weatherproof Enclosure Includes inner panel with Model PS40 PS41 power supply two 12 position terminal strips one 3 position AC input power shielded terminal strip and mounted tamper switch Model 02 15483 01 Radome Latch Kit replaces screws on radome for quick access to sensor electronics Model LF115 Line Filter provides RFI EMI transient surge protection for single microwave transmitter or receiver Model SMC10 synchplexer module allows crystal controlled selection for synchronization to Model 375C transceivers or other synchronized capable links The board is equipped with a line driver and 15 capable of slaving up to 8 units over a 1000 foot 305m distance Reference Technical Note 454 Model CRP heavy duty corrosion resistant package per MIL Spec A 8625D P 15328 SPECIFICATIONS 1 0 2 0 3 0 4 0 5 0 Detection Capability 1 1 Range 10 feet 4 6m to 600 feet 183m 1 2 Beam Diameter 2 feet 6m to 40 feet 12 2m depending upon link length antenna pattern element and Sensitivity setting per Figure 3A 3B 3C 1 3 Target 77 pound 35kg human walking running hands and knees crawling and jumping Prone crawling or rolling 77 pound 35kg human or simulated with a 12 inch 30cm diameter metal sphere detected at maximum range of 400 feet 122m 1 4 Minimum Target Velocity
24. t the area is flat to within six 6 inches 15cm See Figure 10 The protected area can be any stable reasonably smooth material such as concrete asphalt tilled earth or gravel If there is grass or vegetation in the protected are it must be kept cut to a maximum of three 3 inches 8cm in height Snow removal should be done at this same height limitation A Model 300B 33252 Link should not be operated over open water DO DON T Figure 10 11 3 Physical Protection Install the Transmitter and Receiver in locations that provide protection from accidental damage as well as from tampering Simple devices such as bumper posts or parking guards may be used to protect equipment from damage from vehicles See Figure 11 4 Best Security Choose the location that will provide best security yet be free from false alarms Always locate Model 300B 33252 inside a controlled access area to prevent unwanted alarms due to random foot traffic vehicles or large animals Typically units should be mounted two and one half to three feet 0 75 1 0m above ground level and far enough inside fence to provide a clear area of protection See Figures 12 amp 13 131 Ll DO DON T Figure 11 2to 3 Feet 61 to 1 0m H DO DON T Figure 12 For maximum security it is necessary to overlap the ends of links so that the dead spot below and immediately in front of the adjoining link is protected This type of location g
25. tandby may already be available at the site from other sensor power supplies or from the control panel itself Any regulated 12 VDC power supply will be adequate so long as noise and transients do not exceed 50mV and attention is paid to voltage drop in connecting wires so that voltage AT EACH TRANSMITTER OR RECEIVER remains between 10 5 and 14 VDC Voltage drop versus wire distance in normal or slave operation for 500 feet is given in Figure 14 VOLTAGE DROP PER VOLTAGE DROP PER 500FT 150m 500FT 150m TRANSMITTER RECEIVER NORMAL SLAVE NORMAL SLAVE 08V 34V 08 V 44 13V 54V 13V 7V 0 82 mm 2 86V 2V 1 1V WIRE GAUGE 16 AWG 1 29 mm dia 18 AWG 1 03 mm dia 20 AWG 22 AWG 0 64 mm dia 24 AWG 0 51 mm dia 33 V 1 4V 33 V 1 8V 91V 2 2V 51V 2 8V Figure 14 Voltage Drop vs Wire Gauges SOUTHWEST MICROWAVE offers two optional power supply combinations Model PS50 Model PS51 0 3 Amp Power Supply with Model BA30 7AH Battery will power one Model 300B 33252 T R Link in slave mode Model PS50 51 may be located either indoors or outdoors in a weatherproof enclosure such as SOUTHWEST MICROWAVE Model BX15 Model PS40 Model PS41 1 6 Amp Power Supply with Model BA30 7AH Battery will power up to five Model 300B 33252 T R Links with proper wiring per Figure 15 Model PS40 41 may be mounted either indoors or outdoors in a rainproof enclosure such as SOUTHWEST MICROWAVE Model BX20 or BX35 C Mounting Mode
26. tection pattern elements are supplied with each Model 300 33252B so that the optimum coverage pattern may be selected at site Thus any Model 300B 33252 can be used for all T R Link applications whether they are short range medium range or extended range Model 300B 33252 is equipped with universal mounting brackets for mounting to a variety of posts or wall structures Built in alignment voltage test points compatible with standard VOM together with four LED indicators permit quick alignment and site troubleshooting without special test equipment Model 300B 33252 is also equipped with an additional feature which allows the unit to be externally synchronized to other Southwest Microwave sensors by the Model SMC10 synchronizer See Technical Note 454 Short range 10 feet 3m slaving is also available on this unit DESCRIPTION Each Model 300B 33252 consists of one Model 300B 33252T Transmitter and one Model 300B 33252R Receiver each with universal mounting bracket Note the High Rel Model 300B 33258 includes RFI EMI shielded radomes MB65 heavy duty position lock corrosion resistant mounting brackets extended elevated temperature burn in and full temperature test The Transmitter radiates amplitude modulated X band energy that travels to the receiver where it 1s detected The received energy is amplified and processed so that it causes an alarm relay to be energized When an intruder approaches the beam received energy is changed causing
27. tween 0 5 and 60 seconds by potentiometer on Power Board Supply Moving PCB jumper from Normal to Latch may defeat automatic reset In this condition an alarm will cause relay to latch in the alarm position until reset with 5 15 volt pulse on reset terminal Model 300B 33252R Receiver is equipped with various alignment and troubleshooting features Alignment voltage test point provides a DC voltage proportional to received signal strength which may be measured with an ordinary VOM A red Alarm LED lights whenever an intrusion occurs A red Wrong Channel LED lights whenever Transmitter and Receiver are set to different modulation channels A red Jamming LED lights whenever Receiver is illuminated with a second Transmitter set to the same modulation channel Jamming indication may cause an alarm to be initiated OPTIONAL EQUIPMENT Model PS40 Power Supply operates from 110 VAC 50 60 Hz and 0 5A and furnishes 13 7 VDC at up to 1 6A A0 to 66 C 40 to 150 F The Power Supply contains automatic switchover and battery charging circuitry for optional standby batteries of up to 25AH Power supply is fused on both input and output for maximum protection Model PS41 Power Supply operates from 220 VAC 50 60 Hz and 0 25A and furnishes 13 7 VDC at up to 1 6A 40 to 66 C 40 to 150 F The Power Supply contains automatic switchover and battery charging circuitry for optional standby batteries of up to 25AH Power s
28. upply is fused on both input and output for maximum protection Model PS50 Power Supply operates from a 16 5 VAC 50 60 Hz plug in transformer Model PT62 110 VAC and furnishes 13 7 VDC at up to 0 3A It is designed for indoor operation and is conveniently mounted inside a control panel If mounted outdoors it must be in a weatherproof enclosure Model PS50 will charge a standby battery of up to 7 2AH Model PS51 Power Supply operates from a 16 5 VAC 50 60 Hz plug in transformer Model PT61 220 VAC and furnishes 13 7 VDC at up to 0 3A It is designed for indoor operation and is conveniently mounted inside a control panel If mounted outdoors it must be in a weatherproof enclosure Model PS51 will charge a standby battery of up to 7 2AH Model BA30 12 6V 7AH jelly acid standby battery Model RS10 radome provides a shield that encloses Model 300B 33252 circuitry to provide additional protection from RFI EMI interference Model RS13 radome provides a shield that encloses Model 300B 33252 circuitry to provide additional protection from RFI EMI interference plus has Hydrophobic Coating to repel water and ice Model RM83 Performance Test Set provides indication of 1 input power supply voltage 2 alignment 3 sensitivity and 4 audio visual alarm indication Designed for use with Model 300B 33252 It is recommended for setup and maintenance testing Model MB65 Corrosion Resistant Mounting Bracket provides means of locking the angular di
29. zation of return An authorization number will be issued at the time of authorization and this number will appear on all correspondence invoices and credits pertaining to subject equipment ALL SOUTHWEST MICROWAVE INC sensors and power supplies are provided with a serial number at the time of manufacture In order to accurately and efficiently supply replacement parts perform repair service or issue credit on equipment being returned to SOUTHWEST MICROWAVE INC it is essential that SOUTHWEST MICROWAVE INC be advised of the serial number of the equipment prior to authorization for return This notification may be made by telephone or by mail RETURNING EQUIPMENT FOR NON WARRANTY REPAIR Return of equipment out of warranty must first be authorized by SOUTHWEST MICROWAVE INC at which time a return authorization number will be issued The returned equipment must be accompanied by an evaluation repair purchase order Returned equipment will be examined and customer advised of cost of repair or replacement REPLACEMENT PARTS To order a replacement or module specify the complete part number and serial number and address the order or contact us at SOUTHWEST MICROWAVE INC 9055 South McKemy Street Tempe Arizona 85284 2946 TEL 480 783 0201 FAX 480 783 0401 Infossd southwestmicrowave com www southwestmicrowave com 21
Download Pdf Manuals
Related Search