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1. enables automatic speed and half duplex full duplex negotiation However the Ethernet Mode Select dip switch can be used to force the Ethernet port into one particular mode by setting the appropriate switch ON set ONLY one on either 100 Mbps full duplex 1 100 Mbps half duplex 2 10 Mbps full duplex 3 or 10 Mbps half duplex 4 Audio Switch Settings Refer to table 4 and figure 2 Input impedance Select The audio input impedance for each channel can be chosen to be 600 or Hi Z high impedance via S5 switch positions and 2 Input Balanced or Unbalanced Select Each audio input can accept either balanced or unbalanced audio signals Balanced or Unbalanced may be selected via S5 positions 3 and 4 The connections for each are the same In Balanced mode the coaxial cable shield which connects to Audio IN is grounded Audio Channel Audio Channel AUDIO Two SWITCH SETTINGS 55 S7 INPUT Balanced OFF OFF cl BO ad D AAS Gai m a e 600Q ON S ii ll el ad N AA aa Table 4 Audio Input Impedance and Balanced Unbalanced Select Note The Default Setting is Unbalanced Hi Z Audio Balanced or Unbalanced Output Level Select On the output side the connection of the cabling determines 1f the output is balanced or unbalanced For balanced operation connect to Audio OUT and Audio OUT For unbalanced operation connect the signal lead to the Audio OUT and the coaxial cable shiel
2. 55022 Class B FCC 47 CFR 15 Class B Electrical Supply voltages 11 15 SA Vdc Power consumption LIDER W Current 0 6 maximum A Mechanical Optical connector SC UPC Video connector BNC 75 Q Data Audio Contact Cl connectors Dimensions socket 4x for RJ 45 plug HxWxD 128 x 71 x 190 mm Weight approx 900 g D1 and D3 can be wired for digital 20 mA current loop TTY xxx Manchester biphase 32 kbit s typical eae 2 A inrush Table 6 TETRA 43x0 TX RX technical specifications SURVEILLANCE SOLUTIONS 8 Safety EMC ESD General The safety information contained in this section and on other pages of this manual must be observed whenever this unit is operated serviced or repaired Failure to comply with any precaution warning or instruction noted in the manual is in violation of the standards of design manufacture and intended use of the unit Installation adjustment maintenance and repair of this equipment are to be performed by trained personnel aware of the hazards involved For correct and safe use of the equipment and in order to keep the equipment in a safe condition it 1s essential that both operating and servicing personnel follow standard safety procedures in addition to the safety precautions and warnings specified in this manual and that this unit be installed in locations accessible to trained service personnel only Siqura assumes no liability for the customer s failure to comply wit
3. from the board thus inserting a resistor in the non inverting data output line in order not to lose it the jumper may safely be parked on pins 1 2 See fig 2 for the location of the D1 and D3 Current Loop Output jumpers Current loop I O should use only non inverting lines and signal ground as in figure 3 input signalling on A GND needs gt 4V jumper removed 220 ohm A internal B OUT Figure 3 Current loop connections port DI and D3 The B leads should not be connected RS 422 RS 485 and Manchester Line Bias Configuration and Termination In addition to selecting the data interface type the two Four position dip switches see fig 2 marked DATA SELECT 1 and DATA SELECT 3 must be set as prescribed for proper operation Refer to table 3 A OUT C xp O position the RS 485 input is unterminated When both are set in the ON position the differential input is terminated with 120 ohms resistance For RS 485 installations there might be anywhere from 2 to 32 RS 485 devices attached to the differential bus Normally the devices at the two extremes of the bus are terminated whereas intermediate devices are not Input Configuration Switch positions 3 and 4 select AC OFF or DC ON input coupling RS 422 and RS 485 inputs are always DC coupled and Manchester inputs are always AC coupled RS 485 2W and 4W Line Receiver Input Bias BR Switch positions 5 and 6
4. when ON connect 390 ohm bias resistors on the A and B inputs The A input is biased towards V and the B input is biased towards V This bias ensures that the input line receiver interprets the state of the differential bus as a logical zero while all the drivers attached to the differential bus are in a Hi Z state There must be at least one device on the differential bus with the Line Receiver Input Bias BR enabled Typically BR is enabled along with the termination at one end only of the bus However if other devices occupy the end positions on the bus and are terminated it needs to be ensured that there is adequate bias on the bus for proper operation Sometimes other devices provide bias If not enable BR on one of the TETRA 43x0 units on the bus To determine if adequate bias is present while there is no data activity on the bus disable the master unit if required attach the lead of a VOM to the A lead of the bus and connect the lead to the B lead of the bus and take a voltage measurement For optimum operation the reading should be at least 200 mV If it is less and there are operation problems enable BR by setting switches 5 and 6 in the ON position on at least one TETRA 43x0 connected to the bus RS 485 4W Line Driver Output Bias BD Switch positions 7 and 8 when ON connect 390 ohm bias Li 2 4 Si 4 3 6 7s RS 485 ell CIEE EES resistors on the A and B outputs The A output is b
5. TETRA 43x0 Four Channel Digital Video Multiplexer with Two Way Audio Data and Ethernet USER MANUAL 1 General description TETRA 43x0 4310 for multimode and 4350 for single mode digital optical multiplexer demultiplexer systems can transmit signals through four unidirectional independent composite video channels and two audio two contact closure four data channels and Fast Ethernet all bidirectional independent and transparent using one single mode optical fiber per system Video and data audio input signals are sampled at a rate of 15 MHz and digitised with 10 bit accuracy TETRA 43x0 TX transceivers convert and combine composite video audio data contact closure and Ethernet signals into one digital stream which in turn is converted into an optical signal using a wavelength of 1310 nm The TETRA 43x0 TX also converts and decodes an incoming 1550 nm optical signal carrying a digital stream of data audio and contact closure signals A TETRA 43x0 RX transceiver receives converts and decodes the video and other signals arriving through the optical fiber It also converts and combines audio data contact closure and Ethernet inputs then transmits this information optically towards the complementary TX using an optical wavelength of 1550 nm The composite video channels can all individually be set to transparent mode i e video clamping off and the video channel operation mode and several switching functions are ac
6. cessible through software using the SmartNet management system SNM Several aspects of data and audio interfacing can be controlled by means of circuit board dip switches and jumpers The data port D1 and D3 interfaces can be set for compatibility with RS 422 RS 485 2W RS 485 4W and Manchester PTZ bi phase data In addition using modified cabling the RS 422 interface can be set up for digital current loop TTY applications Data ports D2 and D4 are set up for adjustment free RS 232 operation The inputs of the 4 wire audio interfaces can be set to high or low impedance balanced or unbalanced Contact closures are normally open Front panel status LEDs indicate DC power good video signal presence local and remote link synchronization and data activity see section 2 TETRA 43x0 units are double width 14TE Eurocard sized modules and should be used in combination with MC 11 or similar power supply cabinets the EB 2 versions of these cabinets offering SNM management Siqura 2015 Version 071708 1f TETRA43x0TX amp RX MW10 iS Figure 1 Tetra 43x0 RX front panel TX panels look similar with video inputs instead of outputs See table 1 Stand alone model
7. d to GND Ground Do not connect to Audio for unbalanced operation The Audio Balanced or Unbalanced Output Level Select switches S7 maintain a voltage gain of unity for each connection configuration 4 Installation 1 Plug the modules into the appropriate power supply cabinet or hook up the SA 2 models to corresponding power supplies and connect suitable video and optical fiber equipment using appropriate cabling CLEAN THE OPTICAL FIBER CONNECTORS PRIOR TO INSERTION INTO THE OPTICAL PORT For long electrical links twisted pair wiring should be used Through connecting the signal ground lines is recommended equipment and cabling should be installed and earthed such that protection is provided against lightning and similar influences 2 Upon powering up at least the green DC LEDs and SYNC LEDs should glow green indicating link integrity If an RX SYNC LED shines red there is no link synchronization A TX SYNC LED glowing red indicates that the unit is faulty 3 With the optical link in good order connecting a video signal should make the corresponding channel s TX and RX NV LEDs go out An RX NV LED still lit would indicate that no decodable video signal is arriving through the associated channel If SYNC problems occur after powering up please check the optical link first If the D1 or D3 LED is On solid Green while there is no data activity the signal leads might be reversed or BR bias needs to be applied to in
8. e 1 TETRA 43x0 front panel features If the DI or D3 LED indicates steady Green when the input is connected but no signal is being transmitted either the leads are reversed or if not the input bias BR should be enabled 3 Configuration To access the internal set up switches for the audio data and Ethernet circuits remove the four screws on the front panel as indicated in figure 3 below and slide out the circuit card assemblies Contact Closures There is no set up required for Contact Closure operation Refer to fig 4 for hook up At the input connect the input contacts between CC IN and GND When this connection is made at the input the CC OUT A and CC OUT B outputs at the far end are connected together If SYNC is lost the contacts open ON with LINK at 10 Mbps Blinks ON with LINK at 100 Mbps Blinks A a AUDIO INPUT IMPEDANCE AND BAL UNBAL SELECT oraca ON 723 4 g ETHERNET MODE AUDIO OUTPUT A gt SELECT BAL UNBAL LEVEL ON a 7 SELECT _ 7 CURRENT LOOP Ele S OUTPUT ENABLE ac 7 LINE BIAS TERMINATION amp SLO 3 2 J ee o CONFIGURATION tac a see S mst ops RS422 485 MANCH 1234567810 12315678 ONT 7 9 3 4 SLLEGT A 5 S4 DATA SELECT 3 DATA SELECT 1 DATA AUD ETHERNET BD Figure 2 Location of configuration jumpers on the Data Audio Ethernet Circuit Card To access see Configurati
9. e pin 1 and 2 for 2 wire I O Pin Porti 2 Pin Port3 1 Audioint 1 RS 485 422 in _ 2 Audioin 2 RS 485 422 in C 3 GND 3 RS 232in 4 CCouwB 4 RS 2320ut 5 CCIN ref to GND 5 GND 6 CCotA 6 GND 7 Audioout 7 RS 485 422 out 8 Audioout 8 RS 485 422 out Table 5 Pin assignments of the modular electrical ports Input AND Output for RS 485 2 Wire operation 7 Technical specifications The technical specifications of the TETRA 43x0 system are listed in table 6 below In the following Optical Specifications section a 4310 refers to a TETRA 4310 TX and TETRA 4310 RX pair for multimode operation b 4350 refers to a TETRA 4350 TX and TETRA 4350 RX pair for single mode operation c 4350 ED refers to a TETRA 4350 TX and TETRA 4350 RX pair for extended distance single mode operation Optical 4310 4350 4350 ED Unit TX Output Wavelength 1310 1310 1310 nm RX Output Wavelength 1550 1550 1550 nm No of fibers fiber type 1 MM 1 SM 1 SM TX Output Power gt 4 gt 4 gt 4 dBm RX Min Input Power 22 23 23 dBm TX to RX Link Budget 18 19 19 dB Rx Output Power gt 8 gt 8 gt 8 dBm TX Min input power 20 23 23 dBm RX to TX Link Budget 20 24 24 dB Link Length Max J 20 40 km Range may be limited by fiber bandwidth Range limited by return path 1550 nm RX ED 1550 nm dfb laser Video No of channels 4 Video format PAL NTSC In
10. h any of these safety requirements UL TEC EN 60950 1 General safety requirements The equipment described in this manual has been designed and tested according to the UL IEC N 60950 1 safety requirements If there is any doubt regarding the safety of the equipment do not put it into operation This might be the case when the equipment shows physical damage or is stressed beyond tolerable limits e g during storage and transportation Before opening the equipment disconnect it from all power sources The equipment must be powered by a SELV power supply When this unit is operated in extremely elevated temperature conditions it is possible for internal and external metal surfaces to become extremely hot Optical safety This optical equipment contains Class 1M lasers or LEDs and has been designed and tested to meet IEC 60825 1 1993 A1 A2 and IEC 60825 2 2004 safety class 1M requirements Optical equipment presents potential hazards to testing and servicing personnel owing to high levels of optical radiation When using magnifying optical instruments avoid looking directly into the output of an operating transmitter or into the end of a fiber connected to an operating transmitter or there will be a risk of permanent eye damage Precautions should be taken to prevent exposure to optical radiation when the unit is removed from its enclosure or when the fiber is disconnected from the unit The optical radiation is invisible to the e
11. he Connection Locations and Function section of this manual Optical outputs and wavelengths are listed in the Specifications section of this manual SURVEILLANCE SOLUTIONS EMC The equipment has been tested and found to meet the CE regulations relating to EMC and complies with the limits for a Class B device pursuant to Part 15 of the FCC rules These limits are designed to provide reasonable protection against interference to radio communications in any installation The equipment generates uses and can radiate radio frequency energy improper use or special circumstances may cause interference to other equipment or a performance decrease due to interference radiated by other equipment In such cases the user will have to take appropriate measures to reduce such interactions between this and other equipment Any interruption of the shielding inside or outside the equipment could cause the equipment to be more prone to fail EMC requirements Non video signal lines must use appropriate shielded CATS cabling S FTP or at least an equivalent If system components such as cabling e g coaxial cable data audio cc wiring and or the units are used outdoors ensure that all electrically connected components are carefully earthed and protected against surges high voltage transients caused by switching or lightning member of the TKH Group lt ESD Electrostatic discharge ESD can damage or destroy electronic components Prope
12. iased towards V and the B output is biased towards V This bias ensures that the input line receivers in other RS 485 OF OF awe TT oN on oe or FS RS 422 O O OF OF RAE LN x on on ae e EE Mancheste O O OF OF OF OF OF OF r N N F F F F F F Table 3 Data I O Configuration Termination and Biasing for ports DI and D3 See text for the definition of T BR and BD Note The Factory Default Setting is All switches ON RS485 4W Terminated and Biased RS485 Termination T Switch positions 1 and 2 operate in tandem When both switches are in the OFF RS 485 4W devices connected to the bus interpret voltage level on the bus as a logical zero while the TETRA 43x0 RS 485 4W output is in the Hi Z state Sometimes other devices provide this bias If not enable BD on one of the TETRA 43x0 units on the bus by setting switches 7 and 8 in the ON position To determine if adequate bias is present while there is no data activity on the bus disable the master unit if required attach the lead of a VOM to the A lead of the bus and connect the lead to the B lead of the bus and take a voltage measurement For optimum operation the reading should be at least 200 mV If it is less and there are operation problems enable BD on at least one TETRA 43x0 connected to the bus SURVEILLANCE SOLUTIONS Ethernet Mode Select The default settings for Ethernet operation all switches OFF
13. on and figure 3 TETRA RX O A Ge EN al B A i o lo ELU 7E sol D REMOVE THESE JS N SCREWS TO ACCESS SWITCHES rah C2 D1 z3 OH p D2 SG E p gt D3 Ql D3 A Sh E fo SIQURA IGJ Ue i S Figure 3 Access to internal configuration switches and jumpers Data interface selection The four position D1 D3 SEL dip switch S4 settings determine whether the D1 and D3 data ports operate in RS 422 RS 485 4W RS 485 2W or Manchester Bi phase mode per table 2 In addition properly setting the Four position LINE BIAS CONFIGURATION AND TERMINATION dip switches is essential for proper operation See figure 2 table 3 and the R S422 R S485 and Manchester Line Bias Configuration and Termination section SURVEILLANCE SOLUTIONS type 4 RS 485 4W RS 485 2W Table 2 Selecting D1 and D3 interface types using the D1 D3 SEL dip switch S4 Note The Factory Default Setting is RS 485 4W Current loop output Select RS 422 for current loop operation The output impedance of ports D1 and or D3 can be made suitable for digital 20 mA current loop TTY applications by pulling a 2 pin jumper pins 2 3
14. put Output level 1 nominal Vpp DC restore clamping On or off software selectable Bandwidth 3 dB 6 MHz 10 bit 15 0 MHz 27 MSamples 2x oversampled Sampling res freq Video sampling rate Differential gain lt 2 Differential phase lt 1 j Group delay lt 40 ns SNR gt 63 wtd dB Audio Number of channels 2 full duplex Bandwidth 3dB typ 20 to 20K Hz Sampling resolution 16 bit In output level 0 nom 6 max dBV SNR gt 75 dBA Total harmonic lt 0 25 at nominal level distortion Input impedance 47 KQ or 600 Q balanced Output impedance 47 Q balanced Data Number of channels 4 full duplex Data format Interface support Asynchronous serial Current loop TTY TTL Manchester Bi phase Data interfaces D1 D3 RS 422 RS 485 or Manchester selectable D2 D4 RS 232 Data Rate D1 DC to 256 kbit s 3 MSamples s Data Rate D3 DC to 128 kbit s 1 5 MSamples s Data Rate D2 and D4 DC to 115 2 Kbits s 1 5 MSamples s Contact Closure Number of channels 2 full duplex Input 5 V pull up 10 kQ Input activation 0 75 V lt 1 5 KQ to ground Output NO fail safe potential free Switch rating 1 A 30 Vdc Environmental and Safety Operating temp 40 to 74 ee Relative humidity lt 95 no condensation MTBF gt 100 000 hrs Electrical safety AL IEC EN 60950 1 UL recognition file E242498 Laser safety IEC 60825 1 IEC 60825 2 EMC immunity EN 55024 EN 50130 4 EN 61000 6 2 EMC emission EN
15. r precautions should be taken against ESD when opening the equipment 9 SELV conforming to IEC 60950 1 lt 60 Vdc output output voltage galvanically isolated from mains All power supplies or power supply cabinets available from Siqura comply with these SELV requirements 9 Product disposal recycling In the interest of protecting the natural environment properly recycling the unit at the end of its service life is imperative qy Recycling Q 4 The unit contains valuable materials which qualify for cius CE
16. s SA option see supplementary SA 2 manual need separate 12 Vdc power supplies A Sigura PSA 12 DC 25 would be suitable SURVEILLANCE SOLUTIONS 2 Indications and connectors Table 1 lists the front panel features of TETRA 43x0 modules refer to figure 1 Connector pin assignments are detailed in section 6 TETRA 43x0 TX Q gt SC UPC connector Optical video data out optical data in BNC connector 1 8 Composite video in TETRA 43x0 RX Q gt SC UPC connector Optical video data in optical data out O gt BNC connector 1 8 Composite video out TETRA 43x0 TX and RX Og 4x Front panel screws AUDIO amp DATA modular front panel sockets A1 CC1 audio 1 contact closure 1 A2 CC2 audio 2 contact closure 2 D1 D2 RS 485 422 RS 232 D3 D4 RS 485 422 RS 232 Status indicator LEDs SYNC red No sync from optical in or no internal sync orange No sync remote opt in green All sync OK DC green DC power OK NV red TX no video in RX no video out Note They will always be OFF when the transmit input clamp is disabled D1 S422 485 Manchester If the data input is a steady logical red green 1 or if there is data activity the D2 RS232 red green LED will be ON The LED colour D3 R4224 85 Manchester will follow the data Red 0 false red green and Green 1 True D4 RS232 red green 10 on Ethernet Port Amber with Activity 100 on Ethernet Port Green with Activity Tabl
17. sure that the line receiver on the input interprets a Hi Z state as a logical Zero See RS 485 2W and 4W Line Receiver Input Bias BR AUDIO1 IN AUDIO1 IN GND CC1 OUT B CC 1 IN ref GND CC1 OUT A AUDIO1 OUT AUDIO1 OUT RS 485 422 1 IN RS 485 422 1 IN RS 232 1 IN RS 232 1 OUT GND GND RS 485 422 1 OUT RS 485 422 1 OUT TT TT TUUTTI Figure 4 Socket pin assignments The second port A2 CC2 is similar in layout to port AI CCI while the bottom port D3 D4 is similar to the third D1I D2 Input connector pins marked is the Input and Output for RS 485 2W operation see text SURVEILLANCE SOLUTIONS 5 Care and maintenance For reliable operation of TETRA 43x0 modules observe the following precautions Prevent dust from collecting on the equipment Protect the equipment against moisture Maintain sufficient free space around the equipment for cooling 6 Port connector pin assignments The modular port pin assignments see table 5 are such that similar ports of different units may be connected back to back with reversed cable RS 232 interfaces excepted See figure 4 for the socket pin numbering convention used For 2 wire RS 485 links I O is through pin and 2 the units can be connected to older Siqura VAD ADS models using the older style cable layout The more recent models always us
18. ye Use of controls or adjustments or procedures other than those specified herein may result in hazardous radiation exposure The installer is responsible for ensuring that the label depicted below background yellow border and text black is present in the restricted locations where this equipment is installed The locations of all optical connections are listed in the Indications and Connectors section of this manual Optical outputs and wavelengths are listed in the Technical Specifications section of this manual LASER RADIATION DO NOT VIEW DIRECTLY WITH OPTICAL INSTRUMENTS MAGWNIFIERS CLASS 1M LASER PRODUCT CAUTION DISCONNECTED OPTICAL CONNECTORS MAY EMIT OPTICAL ENERGY DO NOT VIEW BEAM WITH OPTICAL INSTRUMENTS MAGNIFIERS This product contains Class 1M lasers or LEDs Class 1M laser product according to IEC60825 1 1993 41 A2 CAUTION Use of controls or adjustments or procedures other than those specified herein may result in hazardous radiation exposure Precautions should be taken to prevent exposure to optical radiation when the unit is removed from its enclosure or when the fiber is disconnected from the unit Laser radiation may be present on a fiber connection to this unit even when the power has been removed from the unit This unit is intended for installation in locations where only trained service personnel have access to the fiber connections The locations of all optical connections are listed in t

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