OpenRail RS20 8xTX-RJ45

0-60°C, 9.6-60VDC, Enhanced

Varenr: RS20-0800T1T1SDAE
Alt. varenr: 943 434-021
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Product description

Description 8 port Fast-Ethernet-Switch, managed, software Layer 2 Enhanced, for DIN rail store-and-forward-switching, fanless design
Port type and quantity 8 ports in total; 1. uplink: 10/100BASE-TX, RJ45; 2. uplink: 10/100BASE-TX, RJ45; 6 x standard 10/100 BASE TX, RJ45
Type RS20-0800T1T1SDAEHH08.0.
Order No. 943 434-021

More Interfaces

Power supply/signaling contact 1 x plug-in terminal block, 6-pin
V.24 interface 1 x RJ11 socket
USB interface 1 x USB to connect the AutoConfiguration Adapter ACA21-USB

Network size - length of cable

Twisted pair (TP) 0 m ... 100 m

Network size - cascadibility

Line - / star topology any
Ring structure (HIPER-Ring) quantity switches 50 (reconfiguration time < 0.3 sec.)

Power requirements

Operating voltage 12/24/48 V DC (9,6-60) V and 24 V AC (18-30) V (redundant)
Current consumption at 24 V DC 221 mA
Current consumption at 48 V DC 111 mA
Power output in Btu (IT) h 18.1


Management Serial interface, web interface, SNMP V1/V2, HiVision file transfer SW HTTP/TFTP
Diagnostics LEDs, 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.
Configuration Comand 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)
Security Port Security (IP und MAC) with multiple addresses, SNMP V3 (no encryption)
Redundancy functions HIPER-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
Filter QoS 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 Profiles EtherNet/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 synchronisation SNTP server, PTP / IEEE 1588
Flow control Flow control 802.3x, port priority 802.1D/p, priority (TOS/DIFFSERV)
Presettings Standard

Ambient conditions

Operating temperature 0 ºC ... 60 ºC
Storage/transport temperature -40 ºC ... 70 ºC
Relative humidity (non-condensing) 10 % ... 95 %
MTBF 63.4 years (MIL-HDBK-217F)
Protective paint on PCB No

Mechanical construction

Dimensions (W x H x D) 74 mm x 131 mm x 111 mm
Mounting DIN Rail
Weight 410 g
Protection class IP20

Mechanical stability

IEC 60068-2-27 shock 15 g, 11 ms duration, 18 shocks
IEC 60068-2-6 vibration 1 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 field 10 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 voltage power line: 2 kV (line/earth), 1 kV (line/line), 1 kV data line
EN 61000-4-6 conducted immunity 3 V (10 kHz-150 kHz), 10 V (150 kHz-80 MHz)

EMC emitted immunity

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


Safety of industrial control equipment cUL 508
Hazardous locations ISA 12.12.01 Class 1 Div. 2
Shipbuilding n/a
Railway norm n/a
Substation n/a

Teknisk info


Produsent Hirschmann

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