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5-4

5.3  Mechanical Dimensions of the 5844HRT and 5844SHRT  

5.14

2.00

4.12

PWR

RO

E

O

R

T

E

T

T

R

DYMEC

MODEL 5844 LINK/REPEATER

RS232

SWITCH

ACCESS

MADE IN U.S.A.

.17

REMOVABLE ACCESS PLATE

9 PIN "D" CONNECTOR WITH

# 4-40  STANDOFF HARDWARE

TYPE "ST"

F.O. CONNECTOR

.46

#6-32 THREAD

SST

.50

90-250 Vdc/Vac -H

24-48 Vdc -L

1.25

Ground Stud

Содержание 5843HRT

Страница 1: ...0003 00 Printed in USA Industrial Fiber Optic Link Repeaters Models 5843HRT and 5844HRT Models 5843SHRT and 5844SHRT User Manual UM5843 REV AD Distributed by Solid Signal www solidsignal com 877 312...

Страница 2: ...of its publication While efforts have been made to be accurate the information contained herein does not purport to cover all details or variations or to provide for every possible contingency in con...

Страница 3: ...tion Peer to Peer Configuration 2 7 3 Applications 3 1 3 1 Data Rate 3 1 3 2 Optical Budget 3 1 3 2 1 Cable Attenuation Factors 3 1 3 2 2 Extending the Distance 3 2 3 3 Number of Repeats 3 3 3 3 1 Eff...

Страница 4: ......

Страница 5: ...r should read this manual to fully understand how to use the many features of the Link Repeaters in an effective communication system 1 1 DEFINITIONS The following terms are used in this manual IED An...

Страница 6: ...ain status as loop Master FOC Fiber Optic Cable Single mode Single mode fibers generally have diameters of 5 m to 13 m Because of this small core only one axial path for light propagation is available...

Страница 7: ...e Link Repeater is receiving an electrical transmit from its IED TO Diagnostic LED that illuminates when the Link Repeater is transmitting a signal optically R Receive optical port RE Diagnostic LED t...

Страница 8: ...that type of loop The number of Peers minus one is the number of repeats in a Peer to Peer loop Asynchronous Communication This type of communication does not transmit a separate clock signal with th...

Страница 9: ...r 1 2 1 9 Pin Data Port D connector The Link Repeater connects directly to an IED s RS 232 or TTL communication port The pin out configuration of the Link Repeater is shown in Figure 2 If the IED s po...

Страница 10: ...ackets that the input level returns to a state that allows the T receptacle emitter to turn off If it does not and the IED is part of a loop bussed or star network the first device to transmit blocks...

Страница 11: ...wish to test the fiber connections of the link with a built in diagnostic mode This mode sends a 100Hz signal out the transmit port as well as looping back the copper port pins 2 and 3 for diagnostic...

Страница 12: ...Ds may be used for trouble shooting by observing that the illumination of the LEDs corresponds with activity in the unit See Figure 5 for LED patterns and signal paths Normal Repeat PWR R O R E O T E...

Страница 13: ...n the side of the case If Model 5844HRT is powered through the power connector then connect a suitable earth ground to the grounding stud on the side of the Link Repeater Remove the power plug from th...

Страница 14: ...to consider are the manufacturer s specification on attenuation per unit length attenuation due to aging diameter and tensile strength Choosing the best quality FOC for your installation is important...

Страница 15: ...9 Pin D connector are referenced to pin 5 of the D connector NOTE Pin 8 always has the TTL data output signal present even during RS 232 communication Be sure that the presence of the TTL signal on pi...

Страница 16: ...or each Link Repeater and its respective IED 2 Set the Repeat Switch on all of the units to the OFF position 3 Connect the Link Repeater to the IED s RS 232 or TTL communication port including any ada...

Страница 17: ...s may flicker This is normal operation APPLICATION NOTE The Point to Point concept can be used to create an optical bus network This can be useful for those situations where the software in the Master...

Страница 18: ...uration are as follows The optical star may be the last node of an optical bus configuration One may create an Optical Bus configuration starting with the Master IED to a series of Slave IED s and the...

Страница 19: ...or TTL 2 5 MODEL OS5 FIBER OPTIC STAR MODEL OS5 FIBER OPTIC STAR Master IED T R Slave IED T R Slave IED T R Slave IED T R Slave IED T R Slave IED T R Slave IED T R Slave IED T R FIGURE 9 Optical Star...

Страница 20: ...ch of the other connected IED s individually Each Slave receives the same transmission from the Master IED but only responds when it recognizes its address in the polling message 2 3 5 Master T R COM...

Страница 21: ...e while still receiving can corrupt both transmissions due to a data collision CAUTION If a Slave IED attempts to transmit while receiving a message a data collision will occur In Master Slave Loop Op...

Страница 22: ...on 2 3 LOOP OPERATION PEER TO PEER CONFIGURATION NOTE Before constructing a loop network be sure that the software protocol is capable of managing the receipt of the echo of its own transmission If it...

Страница 23: ...tential of its pin 7 to transmit After an IED has completed its tasks mastering the loop it must return its pin 7 to a low potential enabling its repeater function re establishing loop continuity for...

Страница 24: ...ice Continue around the loop to complete the loop 5 Connect power to the Link Repeater as follows A If the unit is to be powered through the D connector 9 to 15 VDC on pin 9 referenced to pin 5 then t...

Страница 25: ...is one hundredth etc Many different elements in the optical circuit can induce losses to the power of the signal This attenuation must be taken into account when determining the distance that the sign...

Страница 26: ...mpensate for system aging over 20 years EXAMPLE FOC is 62 5 125 m multi mode DYMEC supplied 100 kpsi rated 3 dB km and 3 dB for aging No other attenuating items in the circuit initial 19 5 dB Optical...

Страница 27: ...be The higher the data rate the smaller the pulse width of each bit As the signal passes through a repeater any distortion effect on the data signal is greater at higher data rates due to smaller pul...

Страница 28: ...0 repeats from Figure 10 less 20 de rate for 70 C times 1 33 for 60 pulse width equals 100 x 0 8 x 1 33 106 repeats 3 4 POWERING THE LINK REPEATER 3 4 1 Model 5843HRT Model 5843HRT may be powered thro...

Страница 29: ...lt in electrical shock to personnel 3 5 OPTIONAL STATION POWER VOLTAGES Models 5844HRT and 5844SHRT can be ordered to be powered by 24 to 48 Vdc This modification is indicated by the suffix L added to...

Страница 30: ...ulti mode FOC offered by DYMEC and is the recommended minimum standard for optimum performance METRIC TO ENGLISH UNIT CONVERSIONS MULTIPLY BY MULTIPLY BY Millimeters Inches 0 03937 Kilograms Pounds 2...

Страница 31: ...ED and is in the repeat mode Transmit pin 2 or pin 3 depending on the position of the DCE DTE switch and Chassis Ground pin 1 should be connected to Signal Common pin 5 This will prevent any spurious...

Страница 32: ...t is given it does not re clock or re generate the signal Review the IED s software and protocols Does the IED have physical handshaking requirements and have the appropriate settings on the IED been...

Страница 33: ...5 125 Cable 3dB km Bit Error Rate 10 E9 Max 10 E9 Max Point to Point Latency 4 sec Max 4 sec Max Repeat Latency 400 nsec Max 400 nsec Max Electrical Parameters Inputs I O Data Format EIA RS232 CCITT v...

Страница 34: ...te 10 E9 Max 10 E9 Max Point to Point Latency 4 sec Max 4 sec Max Repeat Latency 400 nsec Max 400 nsec Max Electrical Parameters Inputs I O Data Format EIA RS232 CCITT v24 EIA RS232 CCITT v24 Data Con...

Страница 35: ...LINK REPEATER RS232 SWITCH ACCESS MADE IN U S A 5 14 2 06 1 25 17 1 26 REMOVABLE ACCESS PLATE 9 PIN D CONNECTOR WITH 4 40 STANDOFF HARDWARE 50 12 VOLTS DC Only 6 32 THREAD SST 34 TYPE ST F O CONNECTO...

Страница 36: ...2 00 4 12 PWR R O E O R T E T T R DYMEC MODEL 5844 LINK REPEATER RS232 SWITCH ACCESS MADE IN U S A 17 REMOVABLE ACCESS PLATE 9 PIN D CONNECTOR WITH 4 40 STANDOFF HARDWARE TYPE ST F O CONNECTOR 46 6 3...

Страница 37: ...er for Models 5843SHRT and 5845S ACC CBL1 DB9 Male Tinned Lead 10Foot Cable Pigtail ACC LCS Link Cantilever Shelf Bulletin UM5843 User Manual for Models 5843 5843S 5844 and 5844S Bulletin UM5845 User...

Страница 38: ...e be specific i e correct expand etc Page No Comments Other suggestions for improving this document Compared to other manufacturers of a similar product how would you rate this document Superior Compa...

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