www.rfm.com e-mail: info@rfm.com page 1 of 3 ?2008 by rf monolithics, inc. sem910 - 3/14/08 developer kit (info: click here ) hazardous location, class i div i sem910 hl (hazardous location) products are ready to be deployed in hazardous locations. these class i div i rated solutions are idela for oil and gas applications. the only access hole that comes on the box is the antenna connection on top. the customer then chooses where to drill for power, data and/ or control conduit access to maximize installation flexibility. the sem 910hl products can function as high speed bridge between two 10/ 100baset ethernet networks or provide wireless connectivity between an ethernet master bridge and multiple ethernet remote bridges. the sem910 hl provides 20+ mile range with omni antennas. sem products ensure errorless data via crc error checking and arq (automatic retransmission of errored packets). features: ? high speed: up to 150kbps throughput ? network ethernet devices (sensors, plcs, computers) wirelessly ? long range: 20+ miles using an omni- directional antenna ? proven frequency hopping technology ? standard ethernet 10/100baset interface ? 40oc to + 70oc operation benefits: ? excellent immunity to jamming and multi-path fading ? no user site license required ? packaged for rugged industrial use ? allows for deployment in hazardous locations ? reliable performance in high rf noise environments high-speed spread spectrum ethernet radio modem family sem910 series sem910x/ SEM910D/ sem9190dx sem910x/dx sem910 hl the sem910 family of products are high speed/long range wireless networking products from rfm. operating in the license-free 900 mhz band, the sem-series is designed to provide high-speed wireless connectivity between ethernet devices over 20+ mile distances. typical uses include ethernet bridging, scada networks, plc networking, and other industrial automation or data collection applications. rail mount the SEM910D/x offers a din-rail mount version, making connection to plcs or other automation devices a snap. the entire sem910 product family is class i division 2 certified, allowing deployment in hazardous locations. nema 4x remote assembly the sem910x/dx puts the radio in a nema 4x remote assembly that can be located up to 300 feet from the ethernet connection. this allows optimal radio placement without the need for long rf cable runs. SEM910D
www.rfm.com e-mail: info@rfm.com page 2 of 3 ?2008 by rf monolithics, inc. sem910 - 3/14/08 sem910 products use the rfm third generation proprietary frequency hopping technology. major industrial powerhouses such as gro up schneider, siemens, and ge have learned they can depend on rfm products for their customers. sem products offer extraordinary da ta throughput combined with outstanding range, coverage, and link reliability. the sem products operate easily in extended range ap plications, more than 20+ miles with omni-directional antennas. for example, the sem can function as a high speed bridge between two 10/100baset ethernet networks (see figure 1 below). sem pro ducts can also provide wireless connectivity between an ethernet base station and multiple ethernet remote modems (see figure 2). highly c omplex networks can be achieved using repeaters to extend range and coverage. the sem910 products offer 150 kbps data throughput, eithe r point-to- point or multi-point. sem910 products ensure errorless data via crc error checking and arq (automatic retransmission of errored packets). figure 1 figure 2
www.rfm.com e-mail: info@rfm.com page 3 of 3 ?2008 by rf monolithics, inc. sem910 - 3/14/08 specifications sem910 sem910x SEM910D SEM910Dx data throughput 150 kbps total available over-the-air bandwidth 172.8 kbps interface 10/100baset network topologies point-to-point and multipoint frequency range 902mhz - 927mhz rf modulation gfsk rf output power +27dbm at the rf connector receive sensitivity -103dbm for 10-5 ber power +9vdc - +30vdc +12vdc to +30vdc +9vdc - +30vdc +12vdc to +30vdc enclosure material aluminum aluminum (network interface unit) uv stabilized polycarbonate (remote radio unit) abs abs (network interface unit) uv stabilized polycarbonate (remote radio unit) enclosure size 201 x 144 x 53 201 x 144 x 53 (network interface unit) 130 x 79 x 35 (remote radio unit) 140 x 118 x 48 140 x 118 x 48 (network interface unit) 130 x 79 x 35 (remote radio unit) operating temperature -40oc to +70oc -40oc to +70oc (network interface unit) -40oc to +70oc (remote radio unit) -40oc to +70oc -40oc to +70oc (network interface unit) -40oc to +70oc (remote radio unit) certifications fcc, ic, ul class i div 2 connectors power 2-terminal connector ethernet rj-45 configuration port rj-11 antenna reverse tnc indicators power rf link ethernet transmit ethernet receive link status xcvr ok
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