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UL864 Ethernet

Media Converters

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ARCNET




Features

10BASE-T/100BASE-TX/ 100BASE-FX compliant Provision for redundant power connections
Shielded RJ-45 or SC/ST-style fiber optic connectors   LEDs for link/activity, data rate, power and loop detection
Auto-negotiated data rate, duplex flow control on twisted-pair ports   Easy DIN-rail installation
Full- or half-duplex   Industrial environment EMC compatible
Broadcast storm control   CE Mark
Multimode or single-mode fiber   UL 508 and UL 1604 Class I, Division 2 Listed
Wide-range, low-voltage AC or DC powered   UL 864 Recognized (select models)

Product Overview

UL 864 requirements cover electrical control units and accessories for fire-protective signaling systems employed in ordinary indoor locations in accordance with these standards of the National Fire Protection Association:

NFPA 12 — Carbon Dioxide Extinguishing Systems
NFPA 12A — Halogenated Extinguishing Agent Systems Halon 1301
NFPA 13 — Installation of Sprinkler Systems
NFPA 15 — Water Spray Fixed Systems for Fire Protection
NFPA 16 — Installation. of Foam-Water Sprinkler & Spray Systems.
NFPA 17 — Dry Chemical Extinguishing Systems
NFPA 17A — Wet Chemical Extinguishing Systems
NFPA 70 — National Electrical Code
NFPA 72 — Installation, Maint. & Use of Protective Signaling Systems
NFPA 92A — Recommended Practice for Smoke-Control Systems
NFPA 92B — Guide for Smoke Mngt. Sys. in Malls, Atria, & Large Areas
NFPA 2001 — Clean Agent Fire Extinguishing Systems

The EIS Series of switching hubs for Industrial Ethernet includes two models that qualify as Control Unit Accessories for fire-protective signaling systems. The EIS8-100T provides eight twisted-pair ports that use shielded RJ-45 connectors. For industrial applications requiring a fiber backbone, the EIS6-100T/FT offers four such ports plus two fiber-optic ports that use ST connectors — combining switching technology and fiber optics when longer networking distance or immunity to EMI/RFI is important. These benefits result in decreased downtime, fewer outages and improved reliability.

UL 864 Certification for these models can be viewed here.

EIS switches segment the Ethernet network into separate collision domains. Each functions as a "bridge" between various data links, creating a larger network diameter than can be achieved with repeating hubs. Each port automatically negotiates with its attached device the data rate (10 or 100 Mbps) and duplex (full- or half-) for that port. The flow control mechanism is also negotiated. For Full-duplex segments, the PAUSE scheme is used. For half-duplex segments, the backpressure approach is automatically invoked. Table port locations of Ethernet devices are aged to automatically accommodate changes to the field wiring. If a broadcast, multicast or unicast transmission to an unknown destination is received on a port, all other ports are flooded with the transmission.

Both models feature wide-range, low-voltage AC or DC power requirements and jumper-selectable broadcast storm protection. They can be DIN-rail or panel mounted. To aid troubleshooting, each model provides LED indicators for data rate, activity, link integrity, power and loop detection.
More Information


Selection Guide
331K
435K
 
3.5M
Visio Stencil

Ordering Information


Copper Model Only
Model Description
Quote
Buy
EIS8-100T Eight-port 10BASE-T/100BASE-TX switching hub

Fiber Plus Copper Model
EIS6-100T/FT Four-port 100BASE-TX/two-port 100BASE-FX (multimode) switching hub with ST connectors

Accessories
Model Description    
AI-XFMR Wall-mount plug-in transformer 120 VAC (nom) input/24 VAC (nom) output (details...)
AI-XFMR-E Wall-mount plug-in transformer 230 VAC (nom) input/24 VAC (nom) output (details...)

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