TC Communications TC1710 Скачать руководство пользователя страница 10 | Manualshive

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TC Communications TC1710 Скачать руководство пользователя страница 10

TC1710 RS-485

(Optional Dual Optics)

User's Manual

Rev. 1.6

−10−

After installation is complete, it is an excellent idea to verify and record the optical cable loss. This reading

will both verify the integrity of the system and provide a benchmark for future troubleshooting efforts (see

Chapter 3 - Troubleshooting).

Figure 8. Typical Point-to-Point RS-485 Application

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Содержание TC1710

Страница 1: ...fica tion TC Communications Inc reserves the right to change or modify the contents of this manual at any time without prior notification TC1710 RS 422 RS 485 2 4 WIRE FIBER OPTIC MODEM with Optional...

Страница 2: ...ndancy optional 8 Dry Contact Alarm Relay 8 Power Supply 8 Chapter 2 Installation 9 Unpacking the Unit 9 Equipment Location 9 Installation Procedure Summary 9 Chapter 3 Troubleshooting 11 General 11 A...

Страница 3: ...re RS 485 is a half duplex operation which means transmit and receive operations take turns they do not function concurrently From the user s point of view the channel is in receiving mode when no dat...

Страница 4: ...and RS 485 Four wire interfaces pins 2 14 are inputs while pins 3 16 are outputs For Two wire RS 485 interfaces pins 3 16 are input outputs RS 485 Pin Connections Figure 3 Two wire RS 485 Connection L...

Страница 5: ...TC1710 RS 485 Optional Dual Optics User s Manual Rev 1 6 5 LEDs DIP Switches and Connectors Figure 5 TC1710 s Front Panel 1 2 3 4...

Страница 6: ...k generator off when DIP 3 is in the up off position When switched to the down on position the received clock signal from the remote side is also used as an internal clock signal and is transmitted to...

Страница 7: ...example if you know the async data baud rate of your application is 10Khz then set SW5 SW6 to the right On position and SW7 SW8 to the left Off position on each unit You may also want to try the 5K or...

Страница 8: ...rear panel provides for the Dry Contact Alarm Relay Normally in the OPEN position any alarm con dition will force the switch to a CLOSED posi tion This relay can be used in conjunction with an extern...

Страница 9: ...terminal block connector The installation procedure is as follows 1 Connect your DTE DCE Device to the DB25 Connector Check the Pin Assignments on page 4 and verify your application s data rate Shield...

Страница 10: ...is complete it is an excellent idea to verify and record the optical cable loss This reading will both verify the integrity of the system and provide a benchmark for future troubleshooting efforts se...

Страница 11: ...ll accomplish two things 1 it will verify that the total loss of the link is within the loss budget of the device and 2 it will provide a benchmark for future testing For example a system that has bee...

Страница 12: ...he Rx A LED on the front panel beingsolidly lit This indicates that the receiving cable is correctly connected to the remote unit s optic TxA On Dual Optics Models the same applies to RxB and TxB Dual...

Страница 13: ...connectors ST or FC Pre Installation Tests 1 Make sure the appropriate power supply accompanies the TC1710 unit see page 8 2 To verify that the unit functions properly plug in only the power connector...

Страница 14: ...the SW1 Internal DIP Switch to the right on position 2a For Async units SW1 4 enable on Turn on the RMTLB by pressing down the DIP switches 1 of Front Panel DIP Switches on the Local TC1710 The TxD R...

Страница 15: ...TC1710 RS 485 Optional Dual Optics User s Manual Rev 1 6 15 Chapter 5 Component Placement Figure 10 Component Locations on TC1710 s Internal PCB with optional Dual Optics 1 2 3 4 5 6 7 8 4 3 2 1 SW2...

Страница 16: ...dicators System status ALARM PWR A PWR B Vcc Rx A Rx B USE B DTE Electrical Signal Status RxD TxD Optic Signal Status TxA RxB for Dual Optics TxB and RxB Power Source Standard 12V to 14VDC 500mA typic...

Страница 17: ...TC1710 RS 485 Optional Dual Optics User s Manual Rev 1 6 17 Appendix A DB25 to Winchester DTE Adapter Cable Figure 11 DB25 to V 35 Winchester DTE Pin Assignments...

Страница 18: ...TC1710 RS 485 Optional Dual Optics User s Manual Rev 1 6 18 Appendix B DB25 to Winchester DCE Adapter Cable Figure 12 DB25 to V 35 Winchester DCE Pin Assignments...

Страница 19: ...ons 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...

Страница 20: ...responsible 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...

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