Telenetics MIU Dial or Leased Line modem with RS-485 Installation & Operation Manual Download Page 1 | Manualshive

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Installation, Operation and Diagnostics

for your

Communication Interface Unit

MIU(Dial or Lease Line modem with) / 485 (RS485) ~

See MIUXXX for modem Technical Data

Edition: June 17, 2003

P/N: 0049-0002-010 rev A

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Summary of Contents for MIU Dial or Leased Line modem with RS-485

Page 1: ...nstallation Operation and Diagnostics for your Communication Interface Unit MIU Dial or Lease Line modem with 485 RS485 See MIUXXX for modem Technical Data Edition June 17 2003 P N 0049 0002 010 rev A...

Page 2: ...T DESCRIPTION Page 1 3 SERIAL CONNECTOR SPECIFICATIONS Page 2 4 POWER SUPPLY SPECIFICATIONS Page 4 5 RS485 SPECIFICATIONS Page 5 6 ENVIRONMENTAL SPECIFICATIONS Page 6 7 APPROVALS Page 6 DRAWING STANDA...

Page 3: ...S485 signal levels for both stand alone and embedded applications 2 PRODUCT DESCRIPTION The CIU provides Dial telephone communication capabilities for the industrial environment It can be operated sta...

Page 4: ...gnal Levels RS 232 RS485 Configuration Connector P1 Connector Type 4 pin terminal header with 138 spacing Signal Levels RS485 3 2 MIU 485 LED LED Blinks every 4 seconds with AC DC power 3 3 MIU 485 LE...

Page 5: ...d ON RS485 Received RX RX DC terminated with SB 2 Closed SB 1 Open OFF RS485 Received RX RX AC terminated with SB 2 Closed SB 2 Closed ON RS485 Received RX RX terminated SB 2 Open OFF RS485 Received R...

Page 6: ...nnector Power Connector P3 MIU Connector Type 3 Pin screw type terminal Regulated Powe r Supply Range 48 0 to 220 Volts AC DC Standby Supply Currents 200uA Active Supply Currents 8mA to 40mA plus mode...

Page 7: ...s RS485 RS422 standard covers line lengths up to 4000 feet For line lengths greater than 4000 feet a line repeater can be added MIUXXXX 485 can drive 4000 feet of 26AWG twisted pair cable at 200k bps...

Page 8: ...ut damage or impairment ESD susceptibility Field connected circuits meet the requirements of IEC 801 2 for ESD withstand capability up to 10 KV EMI susceptibility Withstand 27 to 1000 MHz per IEC 801...

Page 9: ...nection RJ11 Leased Line Port LED 1 Earth Digital Ground Jump pins if req d DB9 Data Port Power Connector Power In MIU 48 to 220VAC DC AC or DC non polarized Earth Gnd Power In MIU LV 9 to 36VDC Posit...

Page 10: ...et Switches B 2 B 1DOWN OFF for all Slaves except UP ON on unit furthest from the Host Switch A 1 RTS CTS Delay UP 0 sec DOWN 7ms Switch A 2 DOWN TXD enables TX 5ms Select only A 2 or Switch A 3 DOWN...

Page 11: ...set ready from MIUXXX 485 RTS 7 request to send to MIUXXX 485 CTS 8 clear to send from MIUXXX 485 RI 9 ring indication from MIUXXX 485 PGND shield protective ground __________________________________...

Page 12: ...to Reset mode Switch two ON Switch one three and four are OFF MIU S3 external SW 2 Closed ON MIU is configured for DB9 interface to Modem interface connection SW 1 3 4 Open OFF Switch Three Setting SW...

Page 13: ...disable no result codes return to terminal ring Connect XXX Q6 Normal mode speed buffering S0 1 Auto Answer active first ring modem will go OFF Hook and start answer sequence C1 Carrier Detect is alwa...

Page 14: ...rity mode Not available for MIU9 6L C1 Carrier Detect is always true MIU LED will be ON all the time when Carrier Detect is ON D0 DTR is ignored K0 No flow control Note Q5 error detection and data com...

Page 15: ...l not disable RxD MIU S3 external SW 1 Closed ON MIU is configured for RS485 Module RS485 RxD Output to Modem TxD input SW 2 3 4 Open OFF SA2 SA3 can be configures for TxD enable TxEn signal if there...

Page 16: ...ntroller RS485 DIAGNOSTICS RS485 CONNECTION FAILURE To test RS485 module set switch SB 3 4 Closed ON to loopback data to the host modem This test is for RS485 2 wire and 4 wire configurations Connect...

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