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Nexans iSwitch 740, Description And Operating Instructions, Page: 1 / 35

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Industrial Ethernet 

iSwitch 74x 

 

Description and Operating Instructions 

KD-0655E06

 

 

Fig. 1:   iSwitch 742 SFP – front view

 

 
Order numbers 

7x TP 

6x TP / 1x FO 

5x TP / 2x FO   

 

  

 

iSwitch 740 

iSwitch 741 GI(SC)* 

iSwitch 742 GI(SC)* 

 

f

iber-optic GI(SC)

 

iSwitch 740 24V 

iSwitch 741 24 V GI(SC) 

iSwitch 742 24V GI(SC) 

iSwitch 740 48V 

iSwitch 741 48 V GI(SC) 

iSwitch 742 48V GI(SC)                                

 

iSwitch 741 GI(ST) 

iSwitch 742 GI(ST) 

 

fiber-optic GI(ST)

 

 

iSwitch 741 24 V GI(ST) 

iSwitch 742 24V GI(ST) 

 

iSwitch 741 48 V GI(ST) 

iSwitch 742 48V GI(ST)                                 

 

iSwitch 741 SM(SC) 

iSwitch 742 SM(SC) 

 

fiber-optic SM(SC)

 

 

iSwitch 741 24 V SM(SC) 

iSwitch 742 24V SM(SC) 

 

iSwitch 741 48 V SM(SC) 

iSwitch 742 48V SM(SC)                                

 

iSwitch 741 SM(ST) 

iSwitch 742 SM(ST) 

 

fiber-optic SM(ST)

 

 

iSwitch 741 24 V SM(ST) 

iSwitch 742 24V SM(ST) 

 

iSwitch 741 48 V SM(ST) 

iSwitch 742 48V SM(ST) 

 

 

iSwitch 742 SFP 

 

modular fiber-optic

 

 

 

iSwitch 742 SFP 24V 

 

 

iSwitch 742 SFP 48V 

* Other single mode (SM) / single fiber (SF) versions e.g. SF5, SF3, L10, L40, L80 on request.  

Summary of Contents for iSwitch 740

Page 1: ...iSwitch 742 GI ST fiber optic GI ST iSwitch 741 24 V GI ST iSwitch 742 24V GI ST iSwitch 741 48 V GI ST iSwitch 742 48V GI ST iSwitch 741 SM SC iSwitch 742 SM SC fiber optic SM SC iSwitch 741 24 V SM SC iSwitch 742 24V SM SC iSwitch 741 48 V SM SC iSwitch 742 48V SM SC iSwitch 741 SM ST iSwitch 742 SM ST fiber optic SM ST iSwitch 741 24 V SM ST iSwitch 742 24V SM ST iSwitch 741 48 V SM ST iSwitch ...

Page 2: ... o Web Telnet SNMP user interface o Additional V24 RS232 setup and configuration interface o Memory card MMC for storing configuration files etc o Set pushbutton for selecting different boot modes o 24V version 24VDC supply voltage only o 48V version 48VDC supply voltage only o 12V version 12VDC supply voltage only on request S1 S5 refer to the different supply voltage inputs and indicators 5 6 7x...

Page 3: ...status 6 7 14 Supplementary indicators 14 DIP configuration switch rear panel 15 Signalling alarm 15 Configuration 15 Signalling contact M1 Link Loss 15 Signalling contacts alarms 16 Summary of options 17 Standard version 17 24VDC version 17 48VDC version 17 Option PoE IEEE802 3af 17 Option Management 17 Option MMC memory card for i system 17 Option V24 configuration cable 17 Option PoE IEEE802 3a...

Page 4: ...et in half duplex HDX mode o Flow control according to IEEE 802 3x can be set in full duplex FDX mode o Enhanced management features such as DHCP VLAN port prioritisation IEEE802 1p IPv4 IPv6 IEEE802 1Q Tagging QoS etc o Several different alarm and signalling traps for service and security support o Up to 8 different categorisable trap and or syslog receivers o V24 RS232 setup and configuration in...

Page 5: ...tage range 44 48 57VDC Power over Ethernet option o According to IEEE802 3af o Resistive Power Discovery method o PoE PSE Power Source Equipment S4 o External powering of attached devices via the TP data line endpoint insertion mode B unused pairs 4 5 7 8 on TP ports 2 5 o Supply system power max 15 4VA port depending on parameters of externally connected 48V power supply S4 o Power consumption of...

Page 6: ...need not be modified It just has to be a 4 pair cable in line with Cat 5 specifications Fiber optic connection The iSwitch 741 and 742 have 100BASE FX and 100BASE SX fiber optic interfaces respectively The transmission mode can be set from full duplex FDX to half duplex HDX With half duplex mode however a length restriction of 412m has to be observed for the fiber optic FO link in line with the Fa...

Page 7: ...etc Note With built in Management option parts of the configuration settings are integrated into the management user interface That is why the DIP settings are reduc to the following functio o Indication of power failures o Activation of signalling contacts o F1 F2 specific management settings Design The i series has been designed as a robust industrial enclosure They can be mounted on top hat rai...

Page 8: ...D see Management TP indicator green Link and Data indicator 48VDC connection external PoE power supply Disable jumper sets the switch into Standby mode Signalling contacts M1 M2 Power supply status S1 2 24VDC version S4 5 48VDC version or PoE Uplink 1x RJ45 TP socket user port 10 100Mbps Power over Ethernet PD for power supply via the data connection 10 pin configuration switch DIL Top hat rail mo...

Page 9: ...be dangerous for the user because they are not classified under the uncritical Laser Class 1 Electrical safety If operated for the specified applications the unit meets the protection requirements of the Association of German Electrotechnical Engineers VDE Electrical parameters The electrical parameters are specified in the respective Technical Data The power consumption value on the primary side ...

Page 10: ... Terminal blocks 4x o Documentation Checking for transport damage Please check the unit for transport damage after unpacking Transport damage can be assumed in particular if the packaging is visibly damaged Do not try to operate an obviously damaged unit This may result in further consequential damages Recovery after storage and transport Moisture can condensate on the unit if the unit has been st...

Page 11: ... are isolated There is no load sharing available In case of redundant power supply via S1 S2 only the power supply unit with the higher output voltage will provide the power If additionally power is redundantly supplied via S4 only the S1 S2 power supply with the highest output voltage will deliver power The supply voltages are isolated from the enclosure WARNING The iSwitch 74x series has been ex...

Page 12: ...nk Autonegotiation 2 Supply the system with an input voltage of S1 S2 24VDC and or S4 S5 48VDC Operational status is indicated on the front panel indication S1 5 3 The supply voltages are redundant among one another 4 A flashing indication of S1 S4 signals the Standby mode which is triggered using a jumper over the Disable contacts 5 Note Any units which are fitted with the Power over Ethernet opt...

Page 13: ... Standby via Disable jumper only if S1 S2 are used i e the system is powered with 24V c Is flashing slowly 0 5 Hz if the system is powered via S5 i e TP port 1 PoE PD Signalling alarm Designation Colour Description M1 red Lights up if a DIP 1 ON S4 48V failure or b DIP 10 ON TP port 1 link loss or c DIP 10 ON TP port 1 in AN and partner set to HDX FDX link mismatch M2 red Lights up if DIP 2 ON uni...

Page 14: ... up if the full duplex FDX transmission mode is set on the TP interface or was detected via autonegotiation Fiber optic status 6 7 Designation Colour Description 6 only iSwitch 742 green FO link a Lights up permanently when a valid link signal is received at the FO interface b Flashes periodically when data packets are received or sent at the FO interface 7 only iSwitch 741 and iSwitch 742 green F...

Page 15: ...ld also be used when connecting 10 or 100 HDX terminals Port 1 7 TP iSwitch 740 Port 1 6 TP iSwitch 741 Port 1 5 TP iSwitch 742 DIP 3 port 1 DIP 4 port 2 DIP 5 port 3 DIP 6 port 4 DIP 7 port 5 DIP 8 port 6 DIP 9 port 7 ON Transmission mode 100 FDX Setting is also indicated on the unused port FDX LED Port 7 FO iSwitch 741 OFF Transmission mode 100 HDX DIP 3 8 see above DIP 9 port 7 ON Transmission ...

Page 16: ...s Disable contacts Signalling alarm M1 LED DIP switch Description M1 OFF Overall power failure M1 ON DIP 1 ON S4 48V failure or not used ON DIP 10 ON unmanaged Link loss on TP port 1 or TP port 1 in AN mode and partner unit set to FDX link mismatch Note Function supported unmanaged only Disable jumper sets the switch into Standby mode Signalling contacts M1 M2 Supply voltages status S1 2 24VDC ver...

Page 17: ...use of Power over Ethernet technology in industrial environments including external powering of the system Option PoE IEEE802 3af 4 times Power over Ethernet as Power Source Equipment PSE according to IEEE802 3af for external power supply of a maximum of 4 terminals via the TP data line from port 2 to port 5 Option Management iV3 BASIC Management system for customized configuration of the switch s...

Page 18: ...E option will only supply power if an appropriate powered device PD is detected The following functions are checked prior to enabling power supply o External supply voltage of 48VDC must be present on terminal block S4 o The active system with PoE PSE option detects the passively connected powered device PD o The operational mode is detected o The required power class is detected o The supply volt...

Page 19: ... to the appropriate management descriptions and manuals Management status Designation Colour Description Mgmt green a Lights up permanently Management is operational b Is flashing periodically during reconfiguration and reboot procedure Set red a Lights up as long as the management is in Set mode for configuration This mode is automatically disabled after 20 seconds b Flashes once when accepting t...

Page 20: ...Nexans Active Networking Systems Industrial Ethernet iSwitch 74x A hardware reset is equivalent to a short interruption of power supply 20 ...

Page 21: ... TP port 2 IP address 172 23 44 111 o Set 3 FDX on TP port 3 Factory default settings o Set 4 FDX on TP port 4 IP address 172 23 44 111 and factory default settings o Press and hold Set pushbutton 5s accept and run Set n Press and hold the Set pushbutton longer than 5 seconds in order to accept the Set n setting or the function The setting is acknowledged by a brief flashing of the Set LED As soon...

Page 22: ...n Standby mode internal operating voltage disabled jumper across Disable contacts Designation Description OFF The functions F1 and F2 are software dependent DIP 3 F1 DIP 4 F2 ON The functions F1 and F2 are software dependent Unused DIP switches Designation Description OFF No function DIP 5 DIP 6 DIP 7 DIP 8 DIP 9 DIP 10 ON No function For further information also on complementary software tools pl...

Page 23: ...ed Management option By default the iSwitch system is fitted with a serial V 24 V 28 RS232 interface A specially configured RJ11 socket has been provided for this purpose The metal shield of the socket is electrically connected with the chassis ground Settings and configurations can be entered using the Telnet command syntax via the serial connection To do so the RJ11 plug of the configuration cab...

Page 24: ...rotected from being damaged Setting of attached FO switches central surroundings An attached FO switch should always be set to 100Mbps full duplex FDX Full bandwidth and optimum performance due to non occurrence of collisions No length restrictions due to cable delays Setting of attached TP switches central surroundings Attached switches with TP connections should be set to autonegotiation just as...

Page 25: ...ould only be used simultaneously with Autonegotiation For manual settings of the transmission mode to FDX HDX and to 10 100Mbps according to IEEE802 a correct link detection cannot be guaranteed Power over Ethernet PoE A new development in the field of cabling pursues the aim of ensuring the power supply of the attached devices via the Ethernet cable Power over Ethernet PoE is an attractive and st...

Page 26: ...irs 4 5 and 7 8 o Midspan PSE mode B power supply through an external device via the unused TP pairs 4 5 and 7 8 The PoE solution will only supply power if an appropriate powered device PD is detected The following functions are checked prior to enabling PoE power supply o The active PSE source identifies the powered device PD o The operational mode is detected o The required power class is detect...

Page 27: ...Operation 10 to 60 C Storage 20 to 85 Relative humidity 20 90 non condensing Cooling Distance recommended for the entire operating temperature area Convection mounting distance 10 mm left right 25 mm above below Weight g 790 Electrical safety Demands IT Standard EN 60950 Operation Storage Demands EN 61131 2 Standard EN 60068 2 1 EN 60068 2 2 EN 60068 2 14 Emission Demands EN 61000 6 4 Industry Sta...

Page 28: ... term Output power per port Power level output at PSE Power level at PD VA VA 0 44 15 4 12 95 Output current per port A 0 35 0 5 100ms TP sockets 2 5 Interface connector PoE option IEEE802 3af Pin assignment of RJ45 socket on port 2 5 Pins 4 5 positive pins 7 8 negative PoE PD power supply on TP port 1 S5 Power over Ethernet PoE specification According to IEEE802 3af alternatives A B Input voltage...

Page 29: ... with IEEE 802 3x General features Parameter Unit min typical max Signalling contacts M1 M2 Number 2 signalling contact Alarm open Signalling contact load capability per contact VDC ADC 30 1 Signalling contact interface connector M1 M2 4 pin terminal block Disable remote on off standby function only in 24VDC mode Disable 2 pin terminal block Contact bridge puts the system into standby i e the inte...

Page 30: ... panel default DIP iSwitch 741 1 2 3 4 5 6 7 8 9 10 OFF Port 1 AN 10 100 HDX Port 2 AN 10 100 HDX Port 3 AN 10 100 HDX Port 4 AN 10 100 HDX Port 5 AN 10 100 HDX Port 6 AN 10 100 HDX FO Port 7 100 HDX ON M1 S4 48V Fail M2 Disable active Port1 100 FDX Port2 100 FDX Port3 100 FDX Port4 100 FDX Port5 100 FDX Port 6 100 FDX FO Port 7 100 FDX M1 Port 1 Link loss Configuration switch 10 pin only without ...

Page 31: ...connector port 1 5 6 7 RJ 45 shielded MDI X pin assignment MDI MDI X auto crossover feature allows RD and TD to be reversed With the auto polarity function can also be reversed Only port 1 exception 24V version IEEE802 3af option Only port 2 5 with PoE option IEEE802 3af option Pin assignment 1 RD 2 RD 3 TD 6 TD Note The above pin assignment applies when connecting terminal equipment via 1 1 patch...

Page 32: ...34 Transmit power GI in GI 50 125 μm in GI 62 5 125 μm je in EM 9 125 μm SM SM SC L40 SM SC L80 SX SM ST SF3 SC SF5 SC SF5 3 SC SF3 SC L40 SF5 SC L40 SF5 3 SC L40 dBm dBm dBm dBm dBm dBm dBm 23 20 23 5 5 20 14 14 14 8 8 8 14 14 18 0 0 14 8 8 8 3 3 3 Dynamic GI in GI 50 125 μm in GI 62 5 125 μm je in EM 9 125 μm SM SM SC L40 SM SC L80 SX SM ST SF3 SM SC SF5 SC SF5 3 SC SF3 SC L40 SF5 SC L40 SF5 3 S...

Page 33: ...74x LAN interfaces Parameter Unit min typical max SFP interfaces only iSwitch 742 SFP Input output signals 100 Mbps Port 6 7 Standard according to IEEE802 3u 100BASE X SERDES as a function of the optional SFP module SFP slots number 2 Subject to modifications 33 ...

Page 34: ...Nexans Active Networking Systems Industrial Ethernet iSwitch 74x 34 ...

Page 35: ...rs has to be designed right from the very start with such a level of flexibility to ensure that support is provided in particularly with frequent moves adds and changes With more than 20 years experience in the development and production of optical solutions the systems from Nexans provide the reliability and the security you expect from your network Nexans Deutschland Industries GmbH Co KG Active...

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