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Westermo TDW-33 User Manual

Din-rail tele v.90 modem
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User Guide
6619-2201
TDW-33
DIN-rail
Tele V.90 modem
www.westermo.com

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Summary of Contents for Westermo TDW-33

  • Page 1 User Guide 6619-2201 TDW-33 DIN-rail Tele V.90 modem www.westermo.com...

  • Page 2: Legal Information

    Under no circumstances shall Westermo be responsible for any loss of data or income or any special, incidental, and consequential or indirect damages howsoever caused.

  • Page 3: Care Recommendations

    Do not use or store the unit in dusty, dirty areas, connectors as well as other mechanical part may be damaged. If the unit is not working properly, contact the place of purchase, nearest Westermo distributor office or Westermo Tech support.

  • Page 4: Agency Approvals And Standards Compliance

    Agency approvals and standards compliance Type Approval / Compliance EN 61000-6-2, Immunity industrial environm EN 55024, Immunity IT equipment EN 61000-6-3, Emission residential environments FCC part 15 Class B EN 50121-4, Railway signalling and telecommunications apparatus IEC 62236-4, Railway signalling and telecommunications apparatus Safety EN 60950-1, IT equipment PSTN...

  • Page 5: Declaration Of Conformity

    Declaration of Conformity Westermo Teleindustri AB Declaration of conformity The manufacturer Westermo Teleindustri AB SE-640 40 Stora Sundby, Sweden Herewith declares that the product(s) Type of product Model Art no Installation manual 3619-0001 DIN-rail Tele modem TDW-33 6619-2201 is in conformity with the following EC directive(s).

  • Page 6: Type Tests And Environmental Conditions

    Type tests and environmental conditions Electromagnetic Compatibility Phenomena Test Description Test levels EN 61000-4-2 Enclosure contact ± 6 kV Enclosure air ± 8 kV RF field AM IEC 61000-4-3 Enclosure 20 V/m 80% AM (1 kHz), 80 – 2000 MHz modulated RF field 900 MHz ENV 50204...
  • Page 7 The modem has an RS-232 interface supporting terminal data rates up to 115 kbit/s. The TDW-33 is a V.90 modem meaning that it can support data rates of up to 56 kbit/s on the PSTN line side.

  • Page 8: Remote Configuration

    3. If the local connection uses some analogue modem , the modem has to be config- ured for V32 modulation and a line speed of 9600 bit/s. … Set up a connection to the remote TDW-33 to be configured by using the nor- mal dial command: ATD<No><CR>. When connected send the remote escape sequence <++++>.

  • Page 9: Interface Specifications

    Interface specifications Power LV Rated voltage 12 to 48 VDC or 12 to 27 VAC Operating voltage 10 to 60 VDC or 10 to 30 VAC Rated current 150 mA @ 12 VDC 70 mA @ 24 VDC 40 mA @ 48 VDC 150 mA @ 12 VAC 70 mA @ 24 VAC Rated frequency...
  • Page 10 RS-232 (DTE) Position D-sub Screw Direction* Description D-sub terminal* description No. 1 – Data Carrier Direct (DCD) No. 2 Received Data (RD) No. 3 Transmitted Data (TD) No. 4 Data Terminal Ready (DTR) No. 5 – Signal Ground (SG) No. 6 Data Set Ready (DSR) No.

  • Page 11: Led Indicators

    LED Indicators Status Description No data Transmit data ON / FLASH The modem receiving data on the DTE interface No data Receive data ON / FLASH The modem transmitting data on the DTE interface RTS signal is inactive Request RTS signal is active to send DCD signal is inactive Data carrier...
  • Page 12 Mounting This unit should be mounted on 35 mm DIN-rail, which is horizontally mounted inside an apparatus cabinet, or similar. Snap on mounting, see figure. Cooling 10 mm * (0.4 inches) This unit uses convection cooling. To avoid obstructing the air- 25 mm flow around the unit, use the following spacing rules.
  • Page 13 Windows program. Configuration The TDW-33 can be configured both from the local DTE interface and remotely over the PSTN network. Independently if the local or remote interface is used the configuration can be made with AT-commands or with a PC-based application configuration tool. Basic...
  • Page 14 En – Echo Syntax: ATE<n> Parameters: <n> Characters are not echoed Characters are echoed &Fn – Restore Factory Configuration Syntax: AT&F<n> Parameters: <n> Load factory default settings for all commands but Westermo specific commands. Load factory default for Westermo specific commands. 6619-2201...
  • Page 15 Hn – Disconnect ( Hang-Up ) Syntax: ATH<n> Parameters: <n> The modem will release the line if the modem currently is on-line. If on-hook, the modem will go off-hook and enter command mode. +ICF – Fixed DTE format Syntax: AT+ICF=<format> AT+ICF=? AT+ICF? Parameters:...
  • Page 16 +IPR – Fixed DTE rate Syntax: AT+IPR=<rate> AT+IPR=? AT+IPR? Parameters: <rate>: baud rates that can be used by the DCE (enables autobauding) 1200 2400 4800 9600 19200 38400 57600 115200 &Kn – DTE-DCE flow control Syntax: AT&K<n> Parameters: <n> Disables Flow Control ( Default ) Enables RTS/CTS Enables XON/XOFF Enables transparent XON/XOFF...
  • Page 17 Mn – Speaker Control Syntax: ATM<n> Parameters: <n> Speaker OFF Speaker is on during call estabilishment, but OFF when receiving a carrier. (Default) Speaker is always ON +MS – Select Modulation Syntax: +MS=<carrier>,<automode>,<min_tx_rate>,<max_tx_rate>,<min_rx_rate>,<max_rx_rate> +MS= ? +MS ? Parameters: <carrier> 300 bit/s 1200 bit/s V22B 1200 or 2400 bit/s...
  • Page 18 \Nn – Select Operating mode Syntax: AT\N<n> Parameters: <n> Selects normal speed buffered mode Selects DIRECT mode Selects reliable mode. The modem will attempt a LAPM connection and then an MNP connection. Failure to make a reliable connection results the modem hanging up.
  • Page 19 Vn – Result format Syntax: ATV<n> Parameters: <n> (Information responses): <text><CR><LF> (Result codes): <numeric code><CR> (Information responses): <CR><LF><text><CR><LF> (Result codes): <CR><LF><verbose code><CR><LF> Wn – Connect message control Syntax: ATW<n> Parameters: <n> Upon connection, the modem reports only the DTE speed. Upon connection, the modem reports the line speed, the error correction protocol, and the DTE speed respectively.

  • Page 20: Application Examples

    AT&W Store default settings Set up the connection – The dialling modem AT&Z0=nnn Store the number of the remote modem in the dialling TDW-33 AT&S0 Set DSR signal always high (if this signal is used to trig the DTR) AT&B1...
  • Page 21 Below follows a list of commands that might resolve the problems. The commands may of course be placed on one single command line if desired. Configure the TDW-33 connected to the PLC AT&F Set the unit to factory default.
  • Page 22 PSTN modem, but can be any of the PSTN, ISDN or GSM modem from the Westermo product range. The DTE serial speed between the PLC – TDW-33 and TD-36 – PC is assumed to be 9600 8N1 but can be chosen to fit the actual system requirement.
  • Page 23 The dialling modem The answering modem Comment TD-36 TDW-33 ATD0705123456 TDW-33 answers the call Dial the number to TDW-33 and requests to TDW-33 CONNECT 9600 TDW-33 verifies the password Operator/system at to the passwords stored and TD-36 enters if true compare dissconnects.
  • Page 24 PSTN line with normal telephones which is preferred not to give a ring signal when the meter is read. The TDW-33 is configured to answer calls on the Caller ID received, the valid numbers to answer is programmed into the TDW-33. There exists a number of standards for send- ing Caller ID check which standard is used by your operator.
  • Page 28 E-mail: contact@ontimenet.com Westermo Data Communications Ltd Talisman Business Centre • Duncan Road Park Gate, Southampton • SO31 7GA Phone: +44(0)1489 580 585 • Fax.:+44(0)1489 580586 E-Mail: sales@westermo.co.uk Westermo Teleindustri AB have distributors in several countries, contact us for further information.

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