Private Line Modem DDuu linlinee Type G 3491 0040 FieldbusFieldbus InstallationbusInstallationbus Dupline - private line modem Long distance connection of two Dupline networks Approved according to EU standard TBR 15 Watchdog output For mounting on DIN-rail (EN 50022) LED-indications for Supply, Dupline and Fail AC Power Supply Product Description Ordering Key G 3491 0040 230 Dupline modem for bidirec- Dupline point to point con- Type: Dupline tional signal transmission via nections over distances Type no. owned or rented telephone exceeding 10 km. Supply cables or for installation of Type Selection Supply Specifications Supply Ordering no. Power supply Overvoltage cat. III (IEC 60664) Dupline - Private line modem Rated operational voltage through term. 21 & 22 230 230 VAC 15% (IEC 60038) 24 VAC G3491 0040 024 115 115 VAC 15% (IEC 60038) 115 VAC G3491 0040 115 024 24 VAC 15% 230 VAC G3491 0040 230 Frequency 45 to 65 Hz Rated operational power Typ. 3 W No code module required Power dissipation 4 W Rated operational withstand voltage 230 4 kV Input/Output Specifications 115 2.5 kV 024 800 V Line interface Dielectric voltage Line impedance 600 Ohm Supply - Dupline 4 kVAC (rms) Transmit level < -9 dBm Receive General Specifications Sensitivity 0 to -35 dBm Transmission speed 300 Baud Power ON delay < 1.5 Sec Typical Response Time 128 channels < 2.0 Sec Indication for 8 channels < 0.5 Sec Supply on LED, green Dupline carrier LED, yellow Output 1 NPN transistor Communication Fail or No carrier LED, red Function Watchdog, operation as red LED Environment Output voltage 35 VDC Degree of protection IP 20 Output current 100 mA Pollution degree 3 (IEC 60664) Output Voltage drop 2 V Operating temperature 0 to + 50C (-32 to +122F) Off-state leakage current 100 A Storage temperatur -20 to + 85C (-4 to +140F) Short-circuit protection None Humidity (non Condensing) 20 to 80% RH Built-in protective diodes None Mechanical resistance Dielectric voltage Stock 15 G (11 ms) Output - Dupline 4 kVAC (rms) Vibration 2 G (6 to 55 Hz) Inductive loads external noise suppression Dimensions required Material Settings (see Technical information) H4-Housing Master/Slave: Dip switch 1 Weight 250 g Maintain Dip switch 2 Approval TRB 15 CE-marking Yes Specifications are subject to change without notice (11.01.2006) 1 Dupline is a registered trademark. A product of the CARLO GAVAZZI GroupG 3491 0040 Du line Fieldbus Installationbus Mode of Operation The G 3491 0040 modems dard lines/ amplifiers. In this When two Dupline systems remains until communication connect 2 Dupline systems way Dupline signals can be are connected in this way, all is reestablished. If the main- via owned or rented tele- exchanged over very long dis- channels react as if it were tain input is not activated, all phone cables. tances. In most countries the one Dupline system. This channels controlled from the telephone companies require means that activation of e.g. counterpart system are reset Two private line modems can authorization prior to connec- channel A1 in one system in case of communication break- be used to establish long tion of the modem. automatically causes channel down. distance connections between A1 to be activated in the other two Dupline-systems. A Each of the Dupline instal- system. The modem contains Only two modems (a master G 3491 0040 must be lations to be connected must a watchdog output. and a slave) can be connect- installed at each end of the have a channel generator ed to a telephone line. Several line and connected to the coded for the same number of Any interruption of the Dupline modems can, however, be owned or leased wire and to channels. Even so, one of the or private line leads to com- connected to one Dupline the local Dupline network. In two modems is to be set up munication breakdown. As system. case of public telephone lines for master operation and the soon as the lines are reestab- without the need for perma- other one for slave operation lished, communication starts Note: It is recommended to nent connection, the D 9091 (Dip switch 1). again automatically. The main- protect the modem by means modem interface are used tain input is used to define the of external transient protec- together with commonly avail- behaviour of the modem in tion circuitry. able modems. case of a communication break- G 3491 0040 converts all down. If maintain is selected G 3491 0040 also transmit Dupline signals into standard (Dip-Switch 2) the data of the analog values. FSK (frequency shift keying) last valid transmission is kept G 3491 0040 cannot com- tone signals. These signals and the channels of the local municate with FMX 1904. can be transmitted via the Dupline are controlled telephone companies stan- accordingly. This condition Wiring Diagram Dip-Switch Settings S ON 0.1A 35V + - 1 23 4 5 6 7 8 21 Watchdog NPN Attention Maintain Sw Off On holds last received data 21 22 23 24 25 26 27 28 1 Master Slave on the Dupline chan- nels, in case of commu- 2 Normal Maintain AC Supply nication failure. Leased Line S: signal wire 2 Specifications are subject to change without notice (11.01.2006) Dupline is a registered trademark. A product of the CARLO GAVAZZI Group