User Manual
Contents
1. eme 3 5 ipe 2 a 9 19e ree Alani cow 1 GND e P 21 901 Alarm i2 3 coma e p P 1102 5 con lo 232 ape 75 5232 eo ere spe 3 Arm in H Le j 7 ov Fe e sre 5 Nos armi sre q TTA Alarm Remote So 87 d all Pane Sensor GNO lige sre in ure m lo Keyboard seep ees Alarm inr 8 8 apes c GND 4 14 Alarm in i et cows GND Nos 16 _ N3952T N3771XA N3771XB N3952R Figure 8 Contact closure signal 14 CODE DISTRIBUTOR The N3954 is a code distributor designed for star connection where the code source is too far away from the video receiver and overload or reflection occurs 1200 4 Receiver 1200 terminatio2. Figure 1 Optical port FC or ST RS232 output indicator green RS232 input indicator green Data active indicator green Data active indicator green 4 position DIP switch for line termination resistor and data format 1 Setting line termination 2 Setting CH2 data format 3 Setting CH2 data format 4 Setting CH2 data format See table 1 for detailed DIP settings TRANSCEIVER PANEL N3771XB 1D1B M R amp N3571XB 1D1B M R Power on indicator red Chassis GND Optical link loss indicator red 9 pin terminal block connector 1 RS232 out CH1 2 RS232 in CH1 3 NIC 4 5 GND 6 7 8 9 DIP selectable RS422 RS485 CH2 See table 1 for detailed pin definitions OA KR WD Figure 2 Optical port FC or ST RS232 output indicator green RS232 input indicator green Data active indicator green Data active indicator green 4 position DIP switch for line termination resistor and data format 1 Setting line termination 2 Setting CH2 data format 3 Setting CH2 data format 4 Setting CH2 data format See table 1 for detailed DIP settings TRANSCEIVER PANEL N3771XA2F 1D1B M R amp N3571XA2F 1D1B M R Power on indicator red Chassis GND Optical link loss indicator red 9 pin terminal block connector 1 RS232 out CH1 2 RS232 in CH1 3 NIC 4 5 GND 6 7 8 9 DI
3. N3910 15R respectively WARNING A FULL LOAD OF N3910 15R AND N3910 18S SUBRACK REQUIRES FORCED AIR COOLING IN THE RACK TO AVOID OVER HEATING OF CARD UNITS WHENEVER POSSIBLE INSTALL IN EVERY OTHER SUBRACK Forced air cooling with N3910 000 POWER SUPPLY Power supply for card unit The N3771 and N3571 card unit is powered by a plug in power supply that is provided with the appropriate desk chassis or EIA 19 subrack Power supply for stand alone module The N3771 and N3571 card unit can be converted into a stand alone module when installing into a 1 slot chassis N3910 1S that is powered by a plug in 24VAC 830mA N3921 24A 1 for 110V N3921 24A 2 for 230V or 12VDC 2 1 A N3921 12D 1 for 110V N3921 12D 2 for 230V power supply Plug the wires into the connectors fasten the screws to make a firm connection see figure below N3921 power supply Connection Diagram Note When the series is powered together with other devices cameras and etc by a single 24VAC power source please make sure that the related device has a full wave bridge rectifier circuit TRANSCEIVER PANEL N3771XA 1D1B M R amp N3571XA 1D1B M R Power on indicator red Chassis GND Optical link loss indicator red 9 pin terminal block connector 1 RS232 out CH1 2 RS232 in CH1 3 4 5 GND 6 7 8 9 DIP selectable RS422 RS485 CH2 See table 1 for detailed pin definitions 1 2 3 4 5 6 7 8 9
4. The N3771 and N3571 series transceiver provides the ability to transmit and receive one RS232 and one DIP selectable data over one or two optical fibers Data interface supports RS232 RS422 Manchester Biphase and 2 wire or 4 wire RS485 Plug and play design ensures ease of installation requiring no electrical or optical adjustments Each transceiver incorporates status indicators for monitoring of proper system operation The modules are available in either stand alone or card unit versions Stand alone module Card unit The N3771 series are compatible with 9 125micron single mode fibers the N3571 series are compatible with 50 125 or 62 5 125micron multimode fibers Transceiver N3771XA is compatible with transceiver N3771XB transceiver N3571XA is compatible with transceiver N3571XB transceiver N3771XA2F is compatible with transceiver N3771XA2F itself transceiver N3571XA2F is compatible with transceiver N3571XA2F itself Accessories optional N3910 000 19 10 fan assembly N3951 Fiber optical transmission repeater N3952 8 channel contact closure signals collector N3954 Control code distributor System Diagram Transceiver Transceiver 85232 lt gt N3771XB 89422485 ORDERING INFORMATION Multi mode products N3571XA 1D1B M R Digital one RS232 and one DIP selectable data transceiver module card N3571XB 1DIB M R Digital one RS232 and one DIP selectable data transceiver module card N3571XA2F IDIB M R Dig
5. 42 40 20 6 32 9 51 15 29 39 50 8 5 30 9 47 14 20 36 60 7 5 28 8 44 13 13 34 70 6 4 26 7 42 12 06 32 80 5 4 25 7 39 11 00 30 90 4 4 23 7 37 11 95 28 200 4 4 22 6 35 0 90 27 16 Lightning amp Surge Protection The product adopts multi level anti lightning and anti surge technology integrated with gas discharge tube power resistor and TVS tube The powerful lightning and surge protection barrier effectively avoids product damage caused by various pulse signals with power below 4kV including instantaneous lightning surge and static However for complicated outdoor environment refer to instruction below for lightning and surge protection e The product features with dedicated earth wire which must be firmly grounded As for surveillance sites beyond the effective protection scope it s necessary to erect independent lightening rods to protect the security devices It s recommended to separate the lightning rod from the mounting pole placing the rod on an independent pole as shown in the figure below If the product has to be installed on the same pole or pedestal for lightning rod there should be strict insulation between the video cable BNC terminal power cable control cable and the standing pole of the lightning rod e For suburb and rural areas it s recommended to adopt direct burial for the transmission cables Overhead wiring is prohibited because it s more
6. 1 qe 4 gt off on of 9 2 Lo Table 1 DIP SWITCH SETTING REFERENCE Termination resistor A multipoint bus architecture requires termination at both ends of the bus line to restrain signal reflection The termination resistors must be within 20 percent of the characteristic impedance of the cable and can vary from 90 Q to 120 Q DIP 1 is to enable disable 120Q termination resistor set it ON OFF to connect disconnect 120Q termination resistor between Pin8 and Pin9 TYPICAL SYSTEM CONNECTION One RS232 and one DIP selectable data transmission o 1 e o o 2petes RS282 3 4 41 L 5 e eT 6 o 7 e Y 9 o Keyboard 2 24 N3771XA N3771XB Figure 4 Note 1 Please refer to table 1 for detailed DIP settings and pin definitions for specific data format 2 Set DIP 1 ON to connect a 120Q termination resistor between Pin 8 and Pin 9 whenever termination resistor is required 10 TYPICAL SYSTEM CONNECTION One RS232 and one DIP selectable data
7. ANSMISSION REPEATER The N3951 series is used between transmitter and receiver to extend the transmission distance of fiber optical system It magnifies the optical signal received from transmitter and sends it to receiver By using a N3951 the transmission distance of the system is doubled Typical application connection PUR PUR Fiber RS232 RS232 9 SYSYs 3 xs 0 Keyboard N J lg lac N3771XA N3951 N3771XB Figure 7 Transmission repeater 13 CONTACT CLOSURE SIGNAL The N3952 series is a contact closure signals collector N3952T converts 8 ch contact closure signals to RS232 RS422 RS485 data and N3952R converts RS232 RS422 RS485 data to 8 ch contact closure signals The N3952 series can transmit the contact closure signals over a long distance when connecting with fiber optical transmission system The number of contact closure channels is default setting so are the data format Typical application connection
8. Infinova a cme N3771 amp N3571 SERIES Digital User Manual Infinova Contents SERVICE NOTICE PRODUCT DESCRIPTION ORDERING INFORMATION sese te tenete tete enini 3 INSTAELDATION teet o ce etie ee mede o ee esp e RR P rd 3 ROW ER inet 5 TRANSCEIVER PANEL d bep ipee des 6 N3T71XA 1D1B M R amp N3571XA 1DI1B MNAR 6 N3771XB 1D1B M R amp 571 101 eene 7 N3TT1XA2F 1D1B M R amp N3571XA2F I1DI1B M R eee 8 DIP SWITCH SETTINGS irens npe tto tp e ee dedi n pet e t 9 TYPICAL SYSTEM CONNECTION inania nin 10 RS232 and one DIP selectable data transmission see 10 RS232 and DIP selectable data transmission 2 11 DAISY quie deren Deque itid eiui datas 12 TRANSMISSION REPEATER iiei ieaiai iiie 13 CONTACT CLOSURE SIGNAL ertet nere eire tenet eve eni E S AS 14 CODE DISTRIBUTOR ectetur tret tb 15 CABLE DIAMETER CALCULATION AND LIGHTNING amp SURGE PROTECTION 16 SERVICE NOTICE The installation of this product should be made by qualified personnel Do not attempt to service this product yourself Refer all servicing to qualified personnel If you require i
9. P selectable RS422 RS485 CH2 See table 1 for detailed pin definitions R WD Figure 3 Optical port FC or ST Optical port FC or ST RS232 output indicator green RS232 input indicator green Data active indicator green Data active indicator green 4 position DIP switch for line termination resistor and data format 1 Setting line termination 2 Setting CH2 data format 3 Setting CH2 data format 4 Setting CH2 data format See table 1 for detailed DIP settings DIP SWITCH SETTINGS DIP 2 DIP 3 and DIP 4 are to set CH2 data format They should be identical on both transmitter and receiver for specific data format Table 1 illustrates the detailed DIP settings and pin definitions for CH2 data channel Black indicates the DIP switch Data format DIP Transmitter Receiver T ou T ou Full duplex 4 wire RS485 CE2 eos e Qu x E off off off NM 9 C In 9 In e ome e o2 RS422 Manchester Biphase orr 2 7 7 o off off on WE 8 Oe 8 9 C In 9 In D D Half duplex 2 wire RS485 o MM j o gt eq o f 15 7 7 oc off on off 4 s 0 0em o Return NE Qus Out n RS422 Manchester Biphase ov
10. ital one RS232 and one DIP selectable data transceiver two fibers module card Single mode products N3771XA 1D1B M R Digital one RS232 and one DIP selectable data transceiver module card N3771XB 1D1B M R Digital one RS232 and one DIP selectable data transceiver module card N3771XA2F IDIB M R Digital one RS232 and one DIP selectable data transceiver two fibers module card INSTALLATION Installation of data interface To install the apparatus it is necessary to allow enough space to accommodate the bend radius of the optical cable connected to it Data interface uses a 9 position terminal block connector Installation of card unit To install in the chassis orient the card with the Infinova logo at the top of the module and slide onto the top and bottom card guides in the chassis Press securely on the top and bottom of the module to ensure that it is fully seated in the chassis so that the electrical connector mates with the chassis mounted motherboard Once installed manually tighten the two thumbscrews located at the top and bottom of the card Do not use tools to secure these and do not over tighten fasten Full load of N3910 18S There are 18 slots on N3910 18S So it can mount 18 pieces of 3771 N3571 card unit Besides N3910 18S there are N3910 1S N3910 2S N3910 3S N3910 4S and N3910 15R optional There are 1 slot on N3910 1S 2 slots on N3910 2S 3 slots on N3910 3S 4 slots on N3910 4S and 15 slots
11. likely to encounter lightning strike Use shielded cables or thread the cables through metal tubes for burial thus to ensure the electric connection to the metal tube In case it s difficult to thread the cable through the tube all the way it s acceptable to use tube threaded cables only at both ends of the transmission line yet the length in burial should be no less than 15 meters The cable sheath and the tube should be connected to the lightning proof grounding device e Additional high power lightning proof equipment and lightning rods should be installed for strong thunderstorm or high induced voltage areas such as high voltage substation e The lightning protection and grounding for outdoor devices and wires should be designed in line with the actual protection requirement national standards and industrial standards e The system should perform equipotential grounding by streaming shielding clamping and earthing The grounding device must meet anti interference and electric safety requirements There should be no short circuiting or hybrid junction between the device and the strong grid Make sure there s a reliable grounding system with grounding resistance below 40 below 100 for high soil resistivity regions The cross sectional area of the earthing conductor should be no less than 25mm Separated layout for the lightning rod and the standing pole 17 Infinova V2 1
12. n 1209 termination 1209 termination Fiber Z I I i 1 2 3 4 Transmitter 1 Figure 9 Code distributor diagram 15 CABLE DIAMETER CALCULATION AND LIGHTNING amp SURGE PROTECTION Relation between 24VAC Cable Diameter and Transmission Distance In general the maximum allowable voltage loss rate is 1096 for AC powered devices The table below shows the relationship between transmission power and maximum transmission distance under a certain specified cable diameter on condition that the 24VAC voltage loss rate 15 below 10 According to the table if a device rated at 50W is installed 17 meter away from the transformer the minimum cable diameter shall be 0 8000mm A lower diameter value tends to cause voltage loss and even system instability Diameter mm mone tance US 0 8000 1 000 1 250 2 000 10 283 86 451 137 716 218 1811 551 20 141 42 225 68 358 109 905 275 30 94 Q8 150 45 238 72 603 183 40 70 21 112 34 179 54 452 137 50 56 17 90 27 143 43 362 110 60 47 14 75 Q2 119 36 301 91 70 40 12 64 19 102 31 258 78 80 35 10 56 17 89 27 226 68 90 31 9 50 15 79 24 201 61 00 28 8 45 13 71 21 81 55 10 25 7 41 12 65 19 64 49 20 23 1 371 59 17 50 45 30 21 6 34 10 55 16 39
13. nformation during installation of this product or if service seems necessary contact the local suppliers or Infinova at 1 732 355 9100 in 51 Stouts Lane Monmouth Junction NJ 08852 U S A You must obtain a Return Authorization Number and shipping instructions before returning any product for service Our obligation under this warranty is limited only to the repair or replacement of any of our products provided that products are used within the specified ratings and applications and that products are applied in accordance with good engineering practices and that products are proved by our examination to be defective This warranty does not extend to any Infinova products which have been subject to acts of accident misuse abuse neglect improper application or installation improper operation or maintenance connection to an improper voltage supply or to materials which have been altered or repaired outside an authorized Infinova factory repair center Information provided by Infinova is accurate and reliable However no responsibility is assumed by Infinova for its use nor for any infringements of other rights of third parties which may result from its use No license is granted by implications or otherwise under any patent or patent rights of Infinova A WARNING TO REDUCE THE RISK OF FIRE OR SHOCK HAZARD DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE DO NOT LOOK INTO OPTICAL PORTS WITH POWER ON PRODUCT DESCRIPTION Description
14. transmission 2 fibers re o 2pete i RS232 3 4 41 L9 5 o EI Hram d Keyboard N3771XA2F N3771XA2F Figure 5 Note 1 Please refer to table 1 for detailed DIP settings and pin definitions for specific data format 2 Set DIP 1 ON to connect a 1200 termination resistor between Pin 8 and Pin 9 whenever termination resistor is required 11 DAISY CHAIN We can use daisy chain connection to simplified the wiring and controlling of remote domes The control signal is connected to all of the N3771XB or N3571XB and transmitted to all of the N3771XA or N3571XA through fiber optic respectively In the remote site the specified dome will act as the control signal instructs The number of video receiver daisy chained depends on the driving capability of code source System Diagram 1209 Termination resistor Receiver T T4 Transmitter 2 2 Figure 6 Daisy chain Note There should be a 1200 termination resistor on the final receiver for restrain signal reflection Pay attention to it please 12 TR
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