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TC2100  DM

 User's Manual

Ver. 1.6

                MNL-21000-01-16

Cable Fault Detection between Slaves

The TC2100's link monitor consists of cable fault detection rings that are implemented between Slaves and

between the Slave and Master units.  This monitor can detect cable breakage between any of the units, as

illustrated in Figure 8.

Figure 8.  Cable Fault Detection Rings

Summary of Contents for TC2100

Page 1: ...ions Inc reserves the right to change or modify the contents of this manual at any time without prior notification TC2100 RACK MOUNT STAND ALONE MULTI DROP DUAL MASTER Self Healing Ring FIBER OPTIC MO...

Page 2: ...Electrical Specifications 14 Pin Assignments 14 Fiber Optic Specifications 16 Transmission Distances typical 16 Launch Power Sensitivity 16 Chapter 2 Installation 17 Unpacking the Unit 17 Equipment Lo...

Page 3: ...it can detect any one of four possible cable breakage conditions referred to as fault conditions as shown in Figure 4 The TC2100 can detect ring breakage on either the A Ring or B Ring When a cable br...

Page 4: ...Host controller to a fiber optic signal and transmit that signal in both ring directions as shown in Figure 2 Figure 3 Ring Operation Under Normal Conditions The first Slave unit in the ring intercep...

Page 5: ...ult Conditions Figure 6 Self Healing Function resulting from Optic Cable Breakage Figure 5 Data Wrap Condition due to Fault 2 or 3 As Figure 6 below illustrates should a cable breakage occur between S...

Page 6: ...g and one for the B Ring The monitoring signal originates from the Master unit and travels along the A Ring and B Ring Each Slave relays the monitoring signal to the next unit If the monitoring signal...

Page 7: ...en Slaves The TC2100 s link monitor consists of cable fault detection rings that are implemented between Slaves and between the Slave and Master units This monitor can detect cable breakage between an...

Page 8: ...he source of the problem 2 The master unit is isolated from rest of the network 3 Both A ring and B ring break in more than one location which split the network into half The Dual Master mode is desig...

Page 9: ...ignals to rest of the units on the network In the mean time unit 2 and unit 4 will activate self healing feature which wraps the data to avoid the broken data link and the network will function normal...

Page 10: ...he main master unit unit 1 is only able to transmit data to unit 2 However with unit 3 in Dual Master Mode it can be a backup master by connecting to a host controller This way unit 3 will become a ma...

Page 11: ...Indicates a response msg from a remote device on Channel 2 when lit TC2100 OPTIC FAULT LEDs A2B When lit indicates a data wrap condition exists and the unit is routing RxA data to TxB not lit for sing...

Page 12: ...unit received an invalid packet 3 The Anti streaming timer has expired slave only 4 The unit is in a diagnostic testing mode PWRA Indicates a 12V DC power supply is connected to the power jack A inpu...

Page 13: ...t once the jabbering subsides The Anti Streaming Timer can be disabled by sliding both switch 1 and switch 2 of Slave s internal DIP switches SW1 to the left Off position Setting Up RS 485 Transition...

Page 14: ...he electrical signal interface is connected to the host or RTU via a DB25 female connector at the rear panel of the TC2100 The RS 232 DTE DCE and RS 422 485 DB25 pin assignments are as illustrated in...

Page 15: ...Figure 14 2 wire RS 485 Connection Logic Diagram For RS 422 and RS 485 4 wire interfaces pins 2 14 are inputs while pins 3 16 are outputs Figure 15 4 wire RS 422 RS 485 Connection Logic Diagram For 2...

Page 16: ...o 3km are typical over Multimode fiber at 850nm and 4km at 1310nm Distances to 35km are typical over Single Mode fiber at 1310nm Contact factory for longer distance requirements Laser version Launch P...

Page 17: ...lug is a terminal block connector with positive negative polarity indicated on the rear panel of the unit Alternate power sources are available as an option see Chapter 6 Specifications Installation P...

Page 18: ...linking Optic Cable Types Conventionally fiber optic cable with yellow colored insulation is used for single mode applications gray or orange colored insulated cable is for multimode use If multimode...

Page 19: ...n 1 Set up the bench test as shown in Figure 16 At the Master unit turn On the SIG GEN by sliding ESW3 downward The BRD 1 and BRD 2 LEDs on the TC2100 Master should start blinking The BRD 1 and BRD 2...

Page 20: ...ure Set up the bench test as shown in Figure 17 Set ESW2 front panel to the down On position and the Alarm LED should start flashing Set the BERT tester up as a DTE device set the tester up as a DCE d...

Page 21: ...the rear of the TC2100 Unscrew the two flathead screws on the TC2100 s front panel Gently slide the unit out of the housing Set the switch 3 of the internal DIP switch SW1 to the right On position and...

Page 22: ...optional Procedure Set up the bench test as shown in Figure 19 Using a small jumper wire short pin 2 to pin 3 for an RS 232 interface at Slave 1 s DB25 connector or switch ESW1 RMTLB to the down posit...

Page 23: ...s connector pins 2 4 for an RS 232 interace from the SCADA host On the Slave units the BRD 1 BRD 2 are the received broadcast signals originating from the SCADA host The RSP 1 RSP 2 stand for Respons...

Page 24: ...S 485 2 or 4 wire System Bit Error Rate 1 in 109 or better Visual Indicators BRD 1 BRD 2 RSP 1 RSP 2 LPA LPB TxA TC2100 only TxB TC2100 only A2B TC2101 only B2A TC2101 only RxA Sync A RxB Sync B PWRA...

Page 25: ...Inc Buyer shall bear the risk of loss until all goods authorized to be returned are delivered to TC Communications Inc TC Communications Inc shall not be liable for any inspection packing or labor co...

Page 26: ...onsible for delays or non deliveries directly or indirectly resulting from or contributed to by foreign or domestic embargoes seizure fire flood explosion strike act of God vandalism insurrection riot...

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