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TC Communications TC3420, User Manual

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TC Communications TC3420 User Manual Download Page 13

- 13 -

DB9 Female or  Terminal Block RS-232 Virtual Pin Connections

The DB9 or Terminal Block RS-232 pin connections for the Master and Slave units are the same as depicted

on the diagrams below.
DB9 connector:
Pin 3, receives the transmitted data from the user's RS-232 device. Pin 2, transmits the data back to the user's

RS-232 device. Pin 5, is used for the signal ground.
Terminal block connector:
For RS-232 connections, use the IN(-) pin for RxD, OUT(-) pin for TxD and G pin for signal ground.

Summary of Contents for TC3420

Page 1: ...t is error free or accurate with regard to any specifica tion TC Communications Inc reserves the right to change or modify the contents of this manual at any time without prior notification COPYRIGHT...

Page 2: ...2...

Page 3: ...response only to the poll with that RTU s own specified ID or address which is embedded in the poll message The communication between the Master and Slave is transparent to protocol and data rate tran...

Page 4: ...4 1 2 3 4...

Page 5: ...port ACT LED Activity It will flash when data traffic is detected at the Ethernet port It is normal that the ACT LED will blinkoccasionally DHCP LED The DHCP option is available for slave unit only Th...

Page 6: ...55 255 0 Slave IP 192 168 254 124 SubnetMask 255 255 255 0 BRD LED indicator When lit or flashing On the Master unit it indicates it is receiving messages from the connected device Host Polling device...

Page 7: ...erator Turns on the signal generator test function 6 DISALM Disable Alarm It will disable the on board alarm buzzer down position It will not clear the alarm condition and the ALARM LED will still be...

Page 8: ...sted pair Ethernet cable to the local network The Dry Contact Relay is normally in the Open position It will force the relay to a Close position under the following conditions 1 Alarm is on e g 10 Bas...

Page 9: ...it next to any equipment that may produce electrical interference or strong magnetic fields such as elevator shafts or heavy duty power supplies As with any electronic equipment keep the unit from exc...

Page 10: ...LED on the front panel will turn on if the saved settings are the same as the default settings In order to configure the TC3420 that is set to default the user needs to use a PC with a web browser in...

Page 11: ...should be entered at the IP address field on the Settings page Slave unit s IP address can be Static or Dynamic For static IP setting the IP address should be entered at the IP address field on the Se...

Page 12: ...re you turn on the DHCP option you need to enter the Master s IP address at the Remote IP field on the Settings page for the Slave Unit Example TC3420 Slaves Please do the following after the Master I...

Page 13: ...its are the same as depicted on the diagrams below DB9 connector Pin 3 receives the transmitted data from the user s RS 232 device Pin 2 transmits the data back to the user s RS 232 device Pin 5 is us...

Page 14: ...hat specific transition time See figure 4 Four wire RS 485 is a full duplex operation which means transmit and receive operations function concurrently From the user s point of view both channels are...

Page 15: ...s The pin assignments are illustrated below Pins IN IN are inputs and Pins OUT OUT are outputs Terminal block connectors are provided on rear panel of the TC3420 for the 2 wire RS 485 signal connectio...

Page 16: ...the async data baud rate of your application is for a 9600 baud then the TC3420 will adjust automatically A termination resistor is usually necessary for RS 422 and RS 485 applications Without proper...

Page 17: ...connected to serial RS 232 devices 1 Set one unit as a Master and the others as Slaves using the front panel DIP switches Restart Require 2 Set all units to Serial SRL mode using the front panel DIP...

Page 18: ...the unit is set to default Slave enter http 192 168 254 124 5 Once connected you should see a dialog box as in figure 10 next page Enter the username password and click enter then you will see the fol...

Page 19: ...e user Default password password You can change the user name and password by clicking on the Access link at the home page Click the Browser s Back button to cancel all the changes Click the Save butt...

Page 20: ...the home page and you should see the following LAN Configuration page Note If the unit being configured is a Master then the web pages will display MASTER LAN Configuration and will be slightly differ...

Page 21: ...21 Click on the Serial link at the home page and you should see the following Serial Configuration page...

Page 22: ...st IP Address The IPv4 networking standard defines Class D addresses as reserved for multicast Multicast IP addresses are in the range of 224 0 0 0 through 239 255 255 255 The Default value for Multic...

Page 23: ...Default Value Unchecked Telnet Timeout Enable Telnet Gateway or Reverse Telnet Mode only Enable the Telnet Timeout option In Telnet Gateway Mode the TC3420 will disconnect the link between itself and...

Page 24: ...will see the following screen after the settings are saved You need to Reset the unit to apply the new settings 1 By clicking the Reset button at the bottom of the page Or 2 By resetting the power of...

Page 25: ...making any changes Contact your local area network administrator if you are unsure about the settings Improper settings may result in disruption of the existing network Under the TCP IP Properties Sel...

Page 26: ...ntionally reduced for easy visual confirmation 1 Set up the bench test as shown in Figure 16 At the Master unit turn On the SIG GEN switch by sliding the front panel SW5 to the down On position The BR...

Page 27: ...r Connect the other end of serial cable male side to the DB9 Female port of the Stand Alone unit to be tested On rackmount units when using the terminal block connector for RS 232 make the proper conn...

Page 28: ...net switch Connect the BERT tester to the Master unit 2 Make sure all DIP switches are in the appropriate positions for all units being tested 3 The BRD LED on the Master s front panel should be on in...

Page 29: ...ck the DC power supply connector plug and or power source If the PWRA or PWRB LEDs still do not light check the fuses on the suspect board The TC3420s each have a pair of fuses on the boards These fus...

Page 30: ...30...

Page 31: ...ten authorization to Buyer to return the goods to TC Communications Inc transportation charges prepaid for examination by TC Communications Inc Buyer shall bear the risk of loss until all goods author...

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