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Notice!

Although every effort has been made to insure that this manual is

current and accurate as of date of publication, no guarantee is given

or implied that it is error free or accurate with regard to any

specification. TC Communications, Inc. reserves the right to

change or modify the contents of this manual at any time without

prior notification.

TC2400 & TC2401

RACK MOUNT/STAND ALONE

HI-SPEED MULTI-DROP (RING)

FIBER OPTIC MODEM

User's Manual

MODEL:

S/N:

DATE:

TC Communications, Inc. 17881 Cartwright Road. Irvine, CA 92614

Tel: (949) 852-1972 Fax: (949) 852-1948 Web Site: www.tccomm.com Email: [email protected]

Содержание TC2400

Страница 1: ...n TC Communications Inc reserves the right to change or modify the contents of this manual at any time without prior notification TC2400 TC2401 RACK MOUNT STAND ALONE HI SPEED MULTI DROP RING FIBER OP...

Страница 2: ...S 485 Transition Timer Setup 12 RJ11 to DB25 Female Async DCE Conversion Cables 13 Optical Specifications 13 Transmission Distances 13 Launch Power Sensitivity 13 Chapter 2 Installation 14 Unpacking t...

Страница 3: ...either the A Ring or B Ring When a cable breakage occurs both the upstream TC2401 and downstream TC2401 can detect the breakage and wrap around the data accordingly as shown in Figure 5 The TC2400 an...

Страница 4: ...ost 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 intercepts...

Страница 5: ...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 Slav...

Страница 6: ...Ring 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 si...

Страница 7: ...ves The TC2400 2401 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...

Страница 8: ...r signal is received flashes when the B Ring is degraded or broken TxA When lit indicates the optic signal transmitted from TxA is valid flashes when the signal is invalid TxB When lit indicates the o...

Страница 9: ...en lit Vcc B Indicates a 5V DC operating voltage is being derived from the power supply that connected to power jack B when lit External DIP Switch Functions SW1 RMTLB Remote Loopback Loops back the r...

Страница 10: ...1 can be RS 232 or RS 422 485 DCE only Data rates up to 120 Kbps are supported for RS 232 Asynchronous DC no handshake or two Async channels without control Data rates up to 1 Mbps are supported for R...

Страница 11: ...nal Ground Only RS 422 RS 485 Async communications can be used with the TC2400 due to the limited number of pins on the RJ 11 connector Two wire Half Duplex RS 485 Asynchronous For two wire RS 485 use...

Страница 12: ...for an RS 485 application To use the table determine the baud rate of your application and set SW6 SW7 SW8 accordingly For example if you know the async data baud rate of your application is 32Khz th...

Страница 13: ...RS 422 485 ASYNC DCE DB25 Conversion Cable Optical Specifications The TC2400 TC2401 will work with all popular sizes and types of fiber optic cable Transmission Distances Transmission distances of up...

Страница 14: ...an external device such as an RTU to signal an alarm condition to the Host Power Supply Typically a 9V to 12V DC 500mA power supply is adequate for the TC2400 2401 The power plug is a terminal block c...

Страница 15: ...ber optic cable with yellow colored insulation is used for single mode applications gray or orange colored insulated cable is for multimode use If multimode cable is used in a single mode application...

Страница 16: ...st as shown in Figure 15 At the Master unit turn On the SIG GEN by sliding SW3 downward The BRD 1 and BRD 2 LEDs on the TC2400 Master should start blinking The BRD 1 and BRD 2 LEDs on the TC2401s Slav...

Страница 17: ...the down On position Set the BERT tester up as a DTE device The BRD 1 BRD 2 and RSP 1 RSP 2 LEDs should be dimly lit showing the status of the looped signal The Bert tester should indicate a SYNC sig...

Страница 18: ...ently slide the unit out of the housing Set the internal DIP switch SW3 to the left On position and all others to the right position Connect an optic patch cord from TxA to RxA Connect a BERT tester t...

Страница 19: ...ber at optic TxA on Slave 1 creating an optic fault condition The BERT tester s SYNC light may turn Off momentarily then turn On indicating the fault was detected and the transmission was rerouted to...

Страница 20: ...st signals originating from the SCADA host The RSP 1 RSP 2 stand for Response Data On the Slave unit they are the response signals from the local RTU to be transmitted to the Master The RSP 1 RSP 2 LE...

Страница 21: ...Chapter 5 Component Placement The TC2400 Master and TC2401 Slave have similar PC Boards J1E Interface SIMM Module JP7 TB1 F1 F2 External DIP Switches accessible from front panel BUZZER SW2 Internal D...

Страница 22: ...factory configured as DTE System Bit Error Rate 1 in 109 or better Visual Indicators BRD 1 BRD 2 RSP 1 RSP 2 LPA LPB TxA TC2400 only TxB TC2400 only A2B TC2401 only B2A TC2401 only RxA Sync A RxB Sync...

Страница 23: ...may first inspect such goods at the premises of the Buyer or may give written authorization to Buyer to return the goods to TC Communications Inc transportation charges prepaid for examination by TC...

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