OpenRail RS20 2xTX-RJ 2xFX(SM-SC/SM-SC)

-40-70°C 9,6-60VDC Enhanced

Varenr: RS20-0400S2S2TDBE
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Product description

Description4 port Fast-Ethernet-Switch, managed, software Layer 2 Enhanced, for DIN rail store-and-forward-switching, fanless design
Port type and quantity4 ports in total; 1. uplink: 100BASE-FX, SM-SC; 2. uplink: 100BASE-FX, SM-SC; 2 x standard 10/100 BASE TX, RJ45
Order No.RS20-0400S2S2TDBEHH08.0.

More Interfaces

Power supply/signaling contact1 x plug-in terminal block, 6-pin
V.24 interface1 x RJ11 socket
USB interface1 x USB to connect the AutoConfiguration Adapter ACA21-USB

Network size - length of cable

Single mode fiber (SM) 9/125 µm0 - 32.5 km, 16 dB link budget at 1300 nm, A = 0.4 dB/km, 3 dB reserve, D = 3.5 ps/(nm x km)

Network size - cascadibility

Line - / star topologyany
Ring structure (HIPER-Ring) quantity switches50 (reconfiguration time < 0.3 sec.)

Power requirements

Operating voltage12/24/48 V DC (9,6-60) V and 24 V AC (18-30) V (redundant)
Current consumption at 24 V DC321 mA
Current consumption at 48 V DC161 mA
Power output in Btu (IT) h26.3


ManagementSerial interface, web interface, SNMP V1/V2, HiVision file transfer SW HTTP/TFTP
DiagnosticsLEDs, log-file, relay contact, RMON, port mirroring 1:1, topology discovery 802.1AB, address conflict detection, network error detection, SFP diagnostic [temperature, optical input and output power (µW and dBm)], Trap for configuration saving and changing, duplex mismatch detection, disable learning.
ConfigurationComand line interface (CLI), TELNET, BootP, DHCP, DHCP option 82, HIDiscovery, easy device exchange with auto-configuration adapter ACA21-USB (automatic software and/or configuration upload), automatic invalid configuration undo, configuration signature (water marking)
SecurityPort Security (IP und MAC) with multiple addresses, SNMP V3 (no encryption)
Redundancy functionsHIPER-ring (ring structure), MRP (IEC-ring functionality), RSTP 802.1D-2004, redundant network/ring coupling, MRP and RSTP in parallel, redundant 24 V power supply
FilterQoS 4 classes, port priorisation (IEEE 802.1D/p), VLAN (IEEE 802.1Q), shared VLAN learning, multicast (IGMP Snooping/Querier), multicast detection unknown multicast, broadcastlimiter, fast aging
Industrial ProfilesEtherNet/IP and PROFINET (2.2 PDEV, GSDML stand-alone generator, automatic device exchange) profiles included, configuration and diagnostic via automation software tools like e.g. STEP7, or Control Logix
Time synchronisationSNTP server, PTP / IEEE 1588
Flow controlFlow control 802.3x, port priority 802.1D/p, priority (TOS/DIFFSERV)

Ambient conditions

Operating temperature-40 ºC ... 70 ºC
Storage/transport temperature-40 ºC ... 85 ºC
Relative humidity (non-condensing)10 % ... 95 %
MTBF36.8 years (MIL-HDBK-217F)
Protective paint on PCBNo

Mechanical construction

Dimensions (W x H x D)47 mm x 131 mm x 111 mm
MountingDIN Rail
Weight400 g
Protection classIP20

Mechanical stability

IEC 60068-2-27 shock15 g, 11 ms duration, 18 shocks
IEC 60068-2-6 vibration1 mm, 2 Hz-13.2 Hz, 90 min.; 0.7 g, 13.2 Hz-100 Hz, 90 min.; 3.5 mm, 3 Hz-9 Hz, 10 cycles, 1 octave/min.; 1 g, 9 Hz-150 Hz, 10 cycles, 1 octave/min

EMC interference immunity

EN 61000-4-2 electrostatic discharge (ESD)6 kV contact discharge, 8 kV air discharge
EN 61000-4-3 electromagnetic field10 V/m (80-1000 MHz)
EN 61000-4-4 fast transients (burst)2 kV power line, 1 kV data line
EN 61000-4-5 surge voltagepower line: 2 kV (line/earth), 1 kV (line/line), 1 kV data line
EN 61000-4-6 conducted immunity3 V (10 kHz-150 kHz), 10 V (150 kHz-80 MHz)

EMC emitted immunity

FCC CFR47 Part 15FCC 47 CFR Part 15 Class A
EN 55022EN 55022 Class A


Safety of industrial control equipmentcUL 508
Hazardous locationsISA 12.12.01 Class 1 Div. 2; ATEX 100a, Zone 2
ShipbuildingGermanischer Lloyd, DNV, RINA
Railway normEN50121-4

IEC 61850-3, IEEE 1613

Teknisk info


Produsent Hirschmann

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