Optelecom 9525AY Installation And Operation Manual Download

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Optelecom 9000 Series
Installation and Operation Manual

Model 9525AY

Single Fiber Dual Optics RS232, RS422, or
RS485 Drop and Insert Modem

UM50236, Manual 9525AY, Rev. B

Summary of Contents for 9525AY

Page 1: ...Optelecom 9000 Series Installation and Operation Manual Model 9525AY Single Fiber Dual Optics RS232 RS422 or RS485 Drop and Insert Modem UM50236 Manual 9525AY Rev B ...

Page 2: ......

Page 3: ...ecification 6 1 4 Functional Specifications 6 2 INSTALLATION 9 2 1 System Architecture 9 2 2 Modes of Operation 13 2 3 Operational Features and Considerations 15 2 4 Set Up Procedures 18 2 5 Mounting 19 2 6 Optical Cabling 20 2 7 Electrical Cabling 21 2 8 Power Wiring 23 3 OPERATION 24 3 1 Turn on Procedure 24 3 2 Indicator Light Interpretation 24 ...

Page 4: ... labels shown below found on the front panel and on the edge of the circuit card containing the laser near the fiber optic connector DANGER Invisible Laser Radiation When Open AVOID DIRECT EXPOSURE TO BEAM CAUTION Using controls making adjustments or performing operations other than those specified may result in hazardous radiation exposure Exposure for only seconds may cause permanent eye damage ...

Page 5: ...s is to prevent a faulty terminal unit from monopolizing the network On the fiber side the anti streaming disables an optical receiver in the event that the receiver output stays high longer than the maximum allowable time This will prevent the whole fiber network from being disabled by a continuous on failure by receiver or optical emitter This feature is not available when in RS422 or RS485 mode...

Page 6: ...3 17 5 0 WEIGHT 0 81 lb 0 37 kg INDICATORS POWER TD TX1 RD RX1 RTS TX2 CTS RX2 TDEXP RX1 PRIORITY RDEXP RX2 PRIORITY and FAULT 1 3 Environmental Specification TEMPERATURE Fahrenheit Celsius Operating 40 to 165 F 40 to 74 C Storage 40 to 185 F 40 to 85 C HUMIDITY 0 to 95 RH noncondensing 1 4 Functional Specifications 1 4 1 OPTICAL Wavelength 1310 and 1550 nm Minimum coupled power into 9 125 μm 10 d...

Page 7: ... signals Electrical anti streaming timeout selections DISABLED 4 8 16 32 and 64 sec 1 4 4 ALARM Contact Rating 15 VDC 15 mA 1 4 5 POWER Operate 9 to 14 VDC 230 mA Standby 9 to 14 VDC 180 mA Optional 110 VAC Adapter TKH Security USA Model 9014PS Recommended external battery 6 VDC 4 Amp hour PowerSonic Model PS640WL or equal for up to 20 hours backup 20 C Battery temperature range is 20 C to 50 C ...

Page 8: ...8 FIGURE 1 9525AY DIMENSIONS ...

Page 9: ...ration In the following sections 2 1 2 2 and 2 3 these operational features the four modes of operation and the three basic network architectures and their variations are discussed in detail The Model 9525AY can be configured into three basic architecture types with almost unlimited variations They are a Daisy Chain with one master controller b Daisy Chain with two master controllers c Fault Toler...

Page 10: ...10 FIGURE 3 MULTIPLE DAISY CHAIN TRUNKS WITH ONE MASTER CONTROLLER ...

Page 11: ...r 9526 dual master drop insert modem With this architecture master controllers lie at each end of one or two main daisy chain trunks In this application the local modems in the daisy chain trunk operate in Local Fault Tolerant mode because the daisy chain operates in both directions In a two trunk installation the Model 9525AY operating in Master Fault Tolerant mode would be used as the master mod...

Page 12: ...12 FIGURE 4 FAULT TOLERANT RING WITH DAISY CHAIN BRANCHES ...

Page 13: ... in the same manner Using the expansion port on any of the local modems the network can be branched outin anydirection using a non fault tolerant daisy chain Unlimited daisy chain branches may be connected to the fault tolerant ring 2 2 Modes of Operation To set up a modem into one of its four operating modes the user selects one of four combinations for switch sections 1 and 2 of the MODE dipswit...

Page 14: ...l data received from the master via TX1 RX1 is re timed retransmitted downstream via the TX2 RX2 port and output as RD on the data port Anti streaming on the TX1 RX1 port is disabled because it would serve no purpose Optical data received from the next modem downstream via the TX2 RX2 port is re timed and retransmitted upstream to the master controller via the TX1 RX1 port Data received via the ex...

Page 15: ...e anti streaming feature when enabled limits the time that a terminal unit may transmit data with a single request to send RTS enable This feature is designed to prevent a terminal unit from monopolizing the network if a terminal unit fails in a mode causing continuous transmission When an RTS is given to the 9525AY modem the RS232 side anti streaming counter is armed When data transmission begins...

Page 16: ...uch an occurrence but as a safeguard this feature will prevent a terminal from interfering with data already travelling on the optical highway data either from the master or from another terminal The data activity detector has a fixed timeout of about 12 msec which is sufficient to keep CTS disabled during zeros in the fiber side data transmission at rates greater or equal to 600 baud For ASCII ch...

Page 17: ...ams operating at bitrates of 10 6 N 8 6805556 For 9 6 kbaud N 12 For 57 6 kbaud N 2 If your system operates at a nonstandard bitrate contact the factory A change in crystal frequency is all that may be required 2 3 6 Expansion Port There is a 6 pin modular RJ 12 expansion port that has an RS232 compatible input and output A modem with single or dual optic ports can be attached hereto branch in one...

Page 18: ...installation 2 4 1 TIMEOUT Dipswitches Refer to Table 2 0 The eight individual TIMEOUT switches allow the user to disable or select the timeouts for both the optical side anti streaming feature see Section 2 3 2 and the RS232 side anti streaming feature see Sect 2 3 1 as well as to enable or disable the Fiber Activity CTS Disable feature see Sect 2 3 3 To disable all three all 6 switches will be d...

Page 19: ...to a flat surface using the attached mounting plate The mounting plate attaches to the bottom of the unit using four screws Use the oval holes in the plate to mount the unit to the flat surface It is best to mount the unit to a heat conductive surface to maximize heat transfer away from the units FIGURE 6 STAND ALONE MOUNTING ...

Page 20: ...IS MOUNT 2 6 Optical Cabling 2 6 1 GENERAL The Model 9525A communicates over two fibers one fiber for the transmit receive signal in one direction and a second fiber for transmit receive in the other direction Most cable manufacturers identify the individual fibers in the cable Check the fiber and mark it to ensure that the fiber connected to the TX1 and RX1 port of the modem at one end is the sam...

Page 21: ...r going toward the master controller The TX2 RX2 port is always connected to the fiber going towards the trunk and branch ends If the unit is in master mode or either fault tolerant mode the TX1 RX1 port and TX2 RX2 ports are equals 2 7 Electrical Cabling 2 7 1 RS232 Connections Connect both the master controller CPU and each local terminal s RS232 com port via the DB25S RS232 port on the model 95...

Page 22: ...are no RTS or CTS control lines Rather the RTS and CTS signals are internally enabled The RTS and CTS indicator will always be illuminated when the unit is operated with RS422 RS485 data Refer to section 2 3 4 Priority Select for an additional consideration when operating in RS485 2 wire mode Table 5 RS422 RS485 Pinouts on DB25S Connector Identification Pin Numbers RS422 RS485 4 wire TD input 11 R...

Page 23: ... the Specification Section 1 4 to the two PWR screw terminals on the front panel Refer to the markings on the chassis top above the terminals An optional 110 VAC to 9 VDC power adapter Model 9014PS may be used when 110 VAC power is available 2 8 2 BACKUP BATTERY CONNECTION If it is decided to equip the unit with a 6V gel cell type emergency backup battery connect it to the two position BAT screw t...

Page 24: ...ta input to Pin 1 of the Expansion Port RD EXP GREEN DN Indicates data output from Pin 2 of the Expansion Port TX1 GREEN UP Indicates data being transmitted via optical TX1 RX1 RX1 GREEN UP Indicates data being received by optical port TX1 RX1 TX2 GREEN UP Indicates data being transmitted via the TX2 optical port RX2 GREEN UP Indicate data being received by the RX2 optical port RX1 Priority GREEN ...

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Page 26: ...Gouda The Netherlands Telephone 31 182 592 333 Fax 31 182 592 123 E mail sales nl tkhsecurity com TKH Security Solutions USA 12920 Cloverleaf Center Drive Germantown Maryland 20874 USA Telephone 1 301 444 2200 Toll Free 1 800 293 4237 Fax 1 301 444 2299 E mail sales us tkhsecurity com ...

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