Southwest Microwave, Inc.
Contents
1. The RF assembly consists of a Gunn oscillator which generates K band microwave energy and the parabolic antenna system 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 D on the Transmitter Circuit Board A Test terminal is provided on the Transmitter Circuit Board Application of 5 0 to 14 0 VDC from Power Supply will cause Transmitter to turn off generating a test alarm at receiver A red ON LED on Transmitter Circuit Board indicates that power is on RECEIVER Model 310B 33456R Receiver consists of three major subassemblies RF Assembly Receiver Circuit Board and Power Supply Board A block diagram of Model 310B 33456R Receiver is shown in Figure 8 The RF Assembly consists of a parabolic antenna identical to antenna of Transmitter and a Schottky diode detector The detector converts modulated K band energy from Transmitter into an audio frequency signal for processing by Demodulator Circuit Board The received audio signal is 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 band pass filter at one of the modulation frequencies Re2. 2l 22 2 3 2 4 2 5 Equipment False Alarm Rate 1 year unit based upon signal to noise ratio at maximum sensitivity setting Probability of Detection 0 99 minimum on 77 pound 35kg human upright or on hands and knees Self Supervision Alarm on Failure Inherent in design fully self supervised Automatic Gain Control Receiver sensitivity automatically adjusts to slow changes in environment AGC range 54dB Cross Modulation When installed in accordance with following installation instructions cross modulation interference from adjacent links will be 25dB below primary signal 3 0 Transmittal Signal 3 1 3 2 3 3 3 4 Radiated Power 10 milliwatts peak 5 milliwatts average square wave modulated Carrier Frequency K band USA 24 125 GHz Modulation Frequencies Four field selectable modulation frequencies Above specifications for USA are in accordance with F C C regulations 4 0 Power Requirement 5 0 6 0 7 0 8 0 4 1 4 2 4 3 Voltage 11 0 to 14 0VDC Current 150mA Transmitter 20mA Receiver under normal ambient operating conditions Transmitter fused for 0 5 amp and Receiver each fused for 0 25 amps Alarm Indication 5 1 2 2 5 3 5 4 Alarm Relay Contacts Primary alarm indications provided by two normally open contacts two normally closed contacts and two common terminals Form C contact rating 2 amps at 28VDC Walk Test LED Secondary alarm indication provide
3. field selectable frequencies The Receiver and Transmitter MUST be operated on the same frequency for proper operation or an alarm condition will result Set the modulation frequency of the 310B 33456T Transmitter illuminating the 310B 33456R Receiver Attach the white PCB jumper wire E9 to the appropriate pin A B C or D at the Receiver that matches the same channel as the 310B 33456 Transmitter as shown in Figure 18 15 Figure 17 Model 310B 33456T Transmitter Figure 17 shows the location for the channel selection with jumper E10 to one of the channels A B C and D It also shows where the power On LED and Tamper Switch are located Figure 18 shows the location for the channel selection with jumper E9 to one of the channels A B C and D It also shows where the Sensitivity adjustment potentiometer Align Latch jumper El Relay Hold adjustment potentiometer Tamper Switch Alarm LED Wrong Channel LED Jamming LED and RMS83 Voltmeter test plug are located 16 Sensitivity Adjust Alarm Jamming and Wrong Channel LED s RMB3 or Voltmeter Figure 18 Model 310B 33456R Receiver ALIGNMENT AND TESTING An MS type connector has been added to the side of the Receiver enclosure behind the seal plug This connector when used in conjunction with SOUTHWEST MICROWAVE Model RM83 Link Performance Test Set will facilitate field alignment and testing of Model 310B 33456 Microwave Links
4. Raise or lower mounting height of Receiver and or Transmitter as required to obtain maximum meter reading The minimum alignment and voltage for the Model 310B 33456 is 0 5VDC Although this is the minimum voltage proper alignment and mounting height will typically give a greater indication on the meter 11 Disconnect VOM and move Align Latch Normal jumper to Normal position 12 Walk test the Link to determine width of pattern while monitoring alarm indication by means of red Alarm LED 13 Adjust pattern width by turning SENS potentiometer clockwise to increase and counterclockwise to decrease until desired width is obtained as shown in Figure 3 14 Close cover on Transmitter and Receiver and secure using all twenty 20 bolts SEAL FITTING After all connections have been made the unit aligned and tested the Seal Fitting needs to be dammed sealed and closed as shown in Figure 19 Insure that the access connections wires are long enough to permit the front cover of the enclosure to be opened after the sealing process is completed At the bottom of the seal fitting the fiber dam must be installed Once installed the filling compound must be poured in either from the cap plug fitting or from the conduit opening in the enclosure The cap plug s can be removed with an Allen head screwdriver For ease of pouring the compound and funnel may be used The compound should fill the reservoir to at least the bottom of the large cap plu
5. Relative Humidity 0 to 100 9 0 Dimensions Transmitter or Receiver Cap NS 10 7 in 272mm e Vt 12 7 in 323mm 4 in 102mm O D Pole W Adjustable Option 18 in 457mm Uni Strut 14 in 356mm 14 in 356mm 18 in Cover Hinge Seal Fitting Figure 9 Model 310B 33456 Transmitter or Receiver 10 0 Explosionproof Ratings CSA Standard C22 2 No 30 EN 50 018 XCEX CENELEC EExd IIB XCEX NEMA 4 and UL Standard 1203 INSTALLATION INSTRUCTIONS A Location of Model 310B 33456 Required Area Model 310B 33456 must be located in an area which is free of obstructions and moving objects such as chain link fences trees bushes poles and large areas of water See Figure 10 Large moving objects within the protection pattern will be indistinguishable from an intruder and will cause nuisance alarms NEC Class 1 Div 1 amp 2 Groups B C D Class II Div 1 amp 2 Groups E F G Class III MN m A p J D AN J Figure 10 Clear Area The clear area required for a Model 310B 33456 installation depends upon the distance to be covered by the link Protection patterns for various conditions are given in Figures 3 In each installation the clear area must be at least as large as the maximum protection pattern shown in Figure 3 10 Terrain Since the operation of Link requires transmis
6. level to a height of 4 feet 1 2m Mount the Transmitter and Receiver 2 1 2 to 3 feet 0 75 to 1 0m above ground level and allow for height adjustment of at least plus or minus 6 inches 15cm Height adjustment may be required during final alignment to achieve optimum protection pattern See Figure 15 A Seal Fitting is required between sensor and rigid conduit Flex conduit may be used in lieu of rigid Check local standards for availability of use 4 O D Galvanized Pipe 6 AWG GROUND BUS Ground Lug S20 OO Concrete c5 e amp Grounding Rod per Local Electrical Code M Seal Fitting Flex Conduit 24 Deep x 18 to 24 Square Typical Tamper Alarm and Power Lines Figure 15 Typical Mounting Detail 13 2 Remove the Model 310B 33456 T R Link from the shipping containers Attach the Unistrut brackets to the feet of the enclosure with the hardware provided 3 Attached optional Tilt Mounting Assembly if used with provided hardware 4 Secure the Unistrut brackets to the post with straps provided or to other mounting surface with appropriate screws or fasteners D Connecting Model 310B 33456T Transmitter Caution DO NOT APPLY POWER UNTIL ALL WIRE CONNECTIONS HAVE BEEN MADE VARIOUS WIRE TYPES CAN BE USED CHECK LOCAL STANDARDS FOR WHICH WIRE TYPES MUST BE USED SEE FOLLOWING INSTRUCTIONS 1 Open the front hinged cover o
7. steel pole mounting brackets with horizontal and vertical adjustment are provided Optional adjustable mounting hinges part number 01B46384 A01 are available providing 20 adjustment DESCRIPTION Each model 310B 33456 consists of one Model 310B 33456T Transmitter and one Model 310B 33456R Receiver each with Unistrut mounting bracket The transmitter radiates amplitude modulated K band energy that travels to the receiver where it is detected The received energy is amplified and processed so that is causes an alarm relay to be energized When an intruder approaches the beam received energy 1s changed causing the relay to be de energized and an alarm occurs Operation of Model 310B 33456 is illustrated in Figure 1 Figure 1 Operation of T R Link A single Model 310B 33456 may cover a distance up to 328 feet 100m The Receiver is equipped with automatic gain control AGC which automatically adjusts receiver for the distance to be covered Typical maximum width protection pattern of Model 310B 33456 is shown in Figure 2 for mounting height of 2 5 feet 76m above smooth earth 8 FT 2 44m 328 FT 100m ANTENNA PATTERN Figure 2 Typical Maximum Horizontal Pattern Maximum width is achieved when the Transmitter Receiver distance is at maximum and Receiver Sensitivity con
8. Southwest Microwave Inc Security Systems Division TECHNICAL MANUAL FOR MODEL 310B 33456 EXPLOSIONPROOF OUTDOOR MICROWAVE LINK TABLE OF CONTENTS NTO HN CUT OI NET iturin eter commen tans bate TET 3 IBI IIIS RET nen Ran MUN 3 Optional Equipment 50 969 198 Deis a vu oso facie ausos iMac utes sues touts aoc ced Sot cci estere es 7 DDECIHOdHI 0 ac s caus OE vedo M Ed dM CIL da soU cei tb 8 Installatiom JIS CHU SILO MS aces cach seda one tede et ean ducet ona caine t Oui dn EE decid acrid radar bleed 10 A emime nt and TestlBe socios na eli oan ule etn cin p n NN nut gn ME 17 Seat e n a E N A acre ae i derek 18 High Security Test Fonction siue mittere A A usa 19 Preventative MaintenaNe Cec Sach raid 20 Warranty and Equipment Return Information cccccccccccccccccceceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeseeseeeeess 20 Copyright Southwest Microwave Inc October 2009 310B 33456 Printed in USA INTRODUCTION Model 310B 33456 Explosion proof Microwave Intrusion Link utilizes state of the art technology to provide superior detection capability The Transmitter is powered by a Gunn Diode oscillator which requires only 150mA at 12VDC permitting several links to be powered from a common power supply located at the control panel or other convenient location Model 310B 33456 solid state electronics and antenna are mounted in an explosion proof housing which meets the ratings for hazardous areas Heavy duty
9. ceiver 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 3 Signal bandwidth affecting Model 310B 33456 s response to fast moving targets may be set 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 between 0 5 and 60 seconds by potentiometer on Power Supply Board 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 310B 33456R Receiver is equipped with various alignment and troubleshooting features Alignment voltage test point provides a DC voltage proportional to received signal strength that may be mea
10. d by red LED on Receiver Power Supply Board 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 5 Alignment Voltage Available at Receiver Test Point 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 Power Supply 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 Circuit Board indicates that power is on RM83 Performance Test Set can be used to aid in aligning and testing RM83 is connected to side of 310B 33456R Receiver by a six 6 pin MS connector Pin voltages are PIN VOLTAGES FUNCTIONS A 11 0 14VDC Input Power B 8 0VDC 0 5V Internal Regulated Power C 0 5VDC Minimum Alignment TPI D 0 Chassis Ground E 3 4VDC Typical Signal Voltage Intrusion F 0 1 VDC Normal Alarm Status 10 12VDC Alarm Weight Transmitter or Receiver 48 pounds 21 8kg Operating Environment 8 1 8 2 Temperature 40 F to 150 F 40 C to 66 C
11. d 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 13 amp 14 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 gives maximum possible security A 60 foot 18m overlap is recommended at intermediate points and a 30 foot 9 2m overlap is recommended at corners If site demands shorter overlap increased sensitivity will reduce dead zone per 11 Figure 6 but will also widen beam per Figure 3 The offset of overlapping links in line should be approximately 18 inches 46cm this distance should be measured from center of each unit See Figure 5 Additional protection may be added at critical points by installing SOUTHWEST MICROWAVE INC Model 380 or 385 Monostatic Sensors Model 415Passive Infrared Sensors Model MS16 or MS16 Dual Technology Sensors or stacked links 2 to 3 Feet 61 to 1 0m 12 Figure 13 Positioning off Fence TRANSMITTER TRANSMITTER RECEIVER TO UA E SSS AAT LAAN ES J TRANSMITTER RECEIVER TRANSMITTER RECEIVER Figure 14 Layout Note from Figure 14 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 a
12. f Model 310B 33456T Transmitter by removing the twenty 20 bolts in the cover with a 9 16 wrench 15 metric 2 Insert power wires and optional tamper circuit wires through seal fitting Leave enough slack in wires so that the cover can be opened 3 Make connections to the terminal strip according to the labeled terminal functions as shown in Figure 16 4 Attach power wires to Input terminal identified as 12VDC Positive and GND Negative OBSERVE POLARITY COM N C TAMPER SWITCH 310BT 33456 TRANSMITTER NOTES 1 SHIELDED WIRE REQUIRED 310BR 33456 RECEIVER NOTES 2 CONDUIT REQUIRED FOR WIRING NOTES 3 SLACK REQUIRED IN WIRING FOR E OPENING ENCLOSURE N J TO POWER TO POWER SUPPLY SUPPLY TO TAMPER TEST 42VDC RESET TO TAMPER TO ALARM CIRCUIT CIRCUIT CIRCUIT SUPPLY Figure 16 Terminal Strips for Wiring 5 For protection against unauthorized openings or tampering a tamper switch with a separate set of contacts is provided Form C tamper contacts are available at Tamper Switch terminal 6 Connect remote test wire if used to terminal 3 NOTE After wiring is complete the seal fitting must be fitted with the fiber dam and sealing compound 14 E Connecting Model 310B 33456R Receiver l 6 Open the front hinged cover of Model 310B 33456R Receiver by removing the twenty 20 bolts in the cover with a 9 16 wrench 15 metric Insert power wires alarm circuit wires and opt
13. g 18 Note Insure wire lengths are long enough to permit opening of the enclosure cover after sealing Wiring to Sensor ms Enclosure a Close up Plug Conduit Nipple to Enclosure Sealing Compound cm Fitting Fiber Dam Threaded Conduit or Nipple Figure 19 Seal Fitting HIGH SECURITY TEST FUNCTION In high security areas it is desirable to test and reset a link from a remote point This feature has been incorporated into the Model 310B 33456 l To test the Transmitter a voltage of 5 to 14VDC must be applied to terminal TEST on the Model 310B 33456T See Figures 16 and 17 Testing of the Transmitter may be accomplished by momentarily switching ON the 12VDC from the Power Supply to the TEST terminal Note the TEST terminal requires 5 to 14VDC 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 310B 33456R 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 310B 33456R See Figures 15 and 18 By utilizing both the Test and Reset functions
14. ional tamper circuit wires through conduit fitting Leave enough slack in wires so that the cover can be opened Make connections to the terminal strip according to labeled terminal functions as shown in Figure 16 Attach power wires to Input terminal identified as 12VDC Positive and GND Negative OBSERVE POLARITY Attach alarm circuit wires 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 contacts available at Tamper Switch terminals Connect reset wire if used to terminal 3 NOTE After wiring is complete the seal fitting must be fitted with the fiber dam and sealing compound F Modulation Frequency Selection The Model 310B 33456T Transmitter features four 4 field selectable modulation frequencies It is advantageous to use different modulation frequencies on links operating within close proximity Different modulation frequencies reduce the possibility of cross link modulation or mutual interference l Select modulation channel different from the modulation of other links operating in the immediate area The channels are listed as A B C and D Attach the white PCB jumper wire E10 to one of the appropriate pins A B C or D to select the desired operating channel as shown in Figure 17 The Model 310B 33456R Receiver also features four 4
15. n 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 14 Power Supply Wiring Model 310B 33456 requires only 150mA at 11 0 14VDC for each Transmitter and 20mA for each Receiver Therefore sufficient power with battery standby may already be available at the site from other sensor power supplies or from the control panel itself Any regulated 12VDC 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 11 0 and 14VDC Voltage drop versus wire distances are given in Table 1 WIRE GAUGE 16 AWG 1 29mm dia 18 AWG 1 05mm dia 20 AWG 0 82mm dia 22 AWG 0 66mm dia 24 AWG 0 54mm dia VOLTAGE DROP PER VOLTAGE DROP PER 500 FT 150m 500 FT 150m TRANSMITTER RECEIVER 60V 96V 1 5V 2 4V 3 8V 08V 13V 20V 32V 51V Table 1 Voltage Drop vs Wire Gauges C Mounting Model 310B 33456 T R Link l Prepare a rigid mounting surface for the Model 310B 33456 Transmitter and Receiver Do not mount units on a cyclone fence or any vibrating surface A recommended mounting post is a 3 2 inch 9cm galvanized pipe outside diameter 4 inches 10cm sunk into the ground in a concrete base and protruding above ground
16. ndby battery of up to 7 2AH Model PS13 Power Supply operates from 85 246V AC 47 630Hz and furnishes 13 6 VDC at up to 2 8A Power supplies contain automatic switchover and battery charging circuitry for optional standby batteries of up to 25AH Temperature rated from 14 to 122 F 10 to 50 C UL ETS EMC CE RoHs compliant 01B46384 A01 Tilt Mounting Assembly provides up down 20 adjustment to align transmitter and receiver One required per transmitter and receiver Rechargeable standby batteries are available in several sizes Model BA30 12 6V 6 5AH jelly acid battery Model RM83 Performance Test Set provides indication of 1 input power supply voltage 2 alignment 3 sensitivity and 4 audio visual alarm indication It is recommended for setup and maintenance testing SPECIFICATIONS 1 0 Detection Capability 1 1 1 2 1 3 1 4 1 5 Range 100 feet 30 5m to 328 feet 100m Beam Diameter 2 feet 6m to 8 feet 2 4m depending upon link distance and Sensitivity setting per Figure 3 Target 77 pound 35kg human walking running hands and knees crawling or jumping Prone crawling or rolling 77 pound 35kg human or simulated with a 12 inch 30cm diameter metal sphere detected at maximum range of 600 feet 183m Minimum Target Velocity 0 1ft sec 30mm sec Maximum Target Velocity 10ft sec 3m sec slow setting 50 ft sec 15m sec fast setting 2 0 Reliability
17. r 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 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 and 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 b
18. shown in Figures 5 SIDE FRONT TOP VIEW VIEW 30 FEET CORNER OVERLAP 30 FEET 9 2m 2m TOP VIEW TOP VIEW BEAM CENTERLINE OFFSET 18 20 46 51cm INTERMEDIATE OVERLAP di BASKETWEAVE OVERLAP b 60 FEET 18 3m 60 FEET 18 3m Figure 5 Overlaps Figure 6 shows amount of overlap required for protection against a hands and knees crawl as a function of Sensitivity setting For maximum security applications where detection of prone commando style crawl 1s required the intermediate over lap should be 60 feet 18 3m minimum with parallel beam centerline offset of 18 inches 46cm maximum The corner overlaps should be 30 feet 9 2m 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 200 feet 61m 36 11m vom Mme 0 me GENE 18 5 5m len DEAD ZONE os c NT SENSITIVITY LLI LLI LL Lu Z O N QO C Lu O Figure 6 Sensitivity vs Dead Zone TRANSMITTER Model 310B 33456 Transmitter consists of two major subassemblies RF Assembly and Transmitter Circuit Board A block diagram is shown in Figure 7 MODULATION CHANNEL SER OSCILLATOR REGULATOR ANTENNA 9 POWER ON LED MODULATED K BAND ENERGY Figure 7 Model 310B 33456T Transmitter
19. sion 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 that the area is flat to within six 6 inches 15cm See Figure 11 DO DON T Figure 11 Level Terrain 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 accumulation should not exceed three 3 inches 8cm in height A Model 310B 33456 Link should not be operated over open water 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 12 Po DO DON T Figure 12 Physical Protection d Best Security Choose the location that will provide best security yet be free from nuisance alarms Always locate Model 310B 33456 inside a controlled access area to prevent unwanted alarms due to random foot traffic vehicles or large animals Typically units should be mounted two an
20. sured 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 causes an alarm to be initiated MODULATED ENERGY SCHOTTKY FROM K BAND TRANSMITTER ANTENNA DETECTOR A B D CHANNEL SELECTION QOO O O BY PCB JUMPER L C SIGNAL AMPLIFIER PLL AGC PREAMP DETECTOR KAA SENSITIVITY NORMAL SLOW FAST WRONG Q QO SLOW CHANNEL gt ALARM CIRCUIT B JAMMIMG GA ALARM aa REGULATOR NO arab VDC 5 COM CONTACTS HOLD IN RESET Figure 8 Model 310B 33456R Receiver OPTIONAL EQUIPMENT Model PS40 Power Supply operates from 110 VAC 50 60Hz 0 5A and furnishes 13 7 VDC at up to 1 6A Model PS41 Power Supply operates from 220 VAC 50 60Hz 0 25A Power supplies contain automatic switchover and battery charging circuitry for optional standby batteries of up to 25 AH Power supplies are fused on both input and output for maximum protection Model PS50 51 Power Supply operates from a 16 5VAC 50 60Hz plug in transformer such as Model PT61 or PT62 and furnishes 13 7VDC 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 sta
21. t 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
22. the link can be tested and secured from a remote point 19 PREVENTIVE MAINTENANCE Model 310B 33456 requires no calibration other than alignment and sensitivity adjustment during installation To maintain a trouble free system the following is recommended 1 Clean the front cover glass every 3 to 6 months At maximum security installations where detection of prone crawling targets is required clean 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 supply 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 6 For troubleshooting information please contact the factory about Model 310B 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 yea
23. trol is set to maximum Figure 3 illustrates how pattern width varies with Transmitter Receiver distance and sensitivity setting Actual patterns will vary somewhat with site topography and surface condition Generally lower mounting height or rougher surface will increase pattern width For example if the total link distance is 250 feet 76 2m and the sensitivity adjustment set to mid point Figure 3 indicates the detection pattern width to be 4 feet 1 2m SENSITIVITY H LI LI TE I a z lt ui mM zl lt z O Z 100 150 200 250 300 350 15 2m 30 5m 45 7m 60 9m 76 2m 91 4m 106 7m TOTAL LINK DISTANCE FEET Figure 3 Pattern Width vs Link Distance and Sensitivity Vertical protection pattern will also depend upon Transmitter Receiver distance mounting height and Sensitivity setting Protection pattern above Transmitter Receiver centerline will be approximately half of the horizontal pattern as shown in Figure 4 gt m gt E D Z Lu N NOMINAL BEAM HEIGHT FEET 40 60 80 100 120 140 160 6 1m 12 2m 18 3m 24 4m 30 5m 36 5m 42 6m 48 8m DISTANCE FEET Figure 4 Pattern Height vs Link Sensitivity 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 dead zone is best protected by overlapping links at ends and corners as
24. ut 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 authorization 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 equipmen
25. with the cover of the enclosure closed The following outline will assist the installer in alignment and testing of the Model 310B 33456 Microwave Intrusion Link using a VOM volt ohm meter with an input impedance of 100 000 ohms volt or greater 1 Apply power to the Transmitter and Receiver 2 Be sure the identical modulation frequency is being used on the Transmitter and Receiver of the Link to be aligned 17 3 Check for Transmitter operation by monitoring the Power ON LED on the Transmitter Circuit Board See Figure 17 4 Close cover on Transmitter and secure with two 2 bolts 5 Visually aim the Transmitter and Receiver for bore sight alignment 6 Open front cover of Receiver and move the Align Latch Normal jumper E1 to Latch position See Figure 18 Close cover and secure with two 2 bolts 7 On Receiver connect VOM to Pin C Positive Meter Lead and Pin D GND Negative Meter Lead with meter range set to 3 5 VDC See Figure 18 8 Swivel Receiver side to side to obtain maximum meter reading Tighten mounting hardware to secure sensor in this position If optional Tilt Mounting Assembly is used swivel Receiver up and down to obtain maximum meter reading 9 Swivel Transmitter side to side to obtain maximum meter reading Tighten mounting hardware to secure sensor in this position If optional Tilt Mounting Assembly is used swivel Transmitter up and down to obtain maximum meter reading 10
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