Kenya Coconut Production Presentation by Dr. Lalith Perera
Cim 20070301 mar_2007
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Solutions for Premises and Campus Communication Systems Worldwide March 2007
www.cable-install.com
THE WORLD’S
GOING GREEN
...and how cabling is
keeping pace
Pathway prep for
10-Gbit installation
The data center over/under:
You’ve got to have a plan
Finding MIMO
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Ray of light
R
ay Gendron, recognized by Ray was working. body in the room knew that no such
most who were familiar with For those of you who have not challenge had been issued. Who
him as the face and voice of attended a BICSI conference, the knows how many times Ray told that
BICSI Cares, passed away on Feb- format has been the same as long made-up story? Each region lunch,
ruary 18 after a lengthy battle with as I have been paying attention. The times three conferences per year,
cancer. Ray leaves a wife, three chil- charitable contribution is made on times however many years he was
dren, and five grandchildren. a Thursday morning, one of the last at it. He put forth a lot of those made-
He also leaves behind him on this pieces of official conference busi- up challenges. But if one of them—
earth literally thousands of people, ness. From what I can tell, every mo- just one over those years—inspired
most of them very young, whose ment of every day leading up to that one person’s competitive spirit and
lives were made better by Gendron’s time, Ray was working somebody to ultimately resulted in more help for
generous and self- donate money to the cause. And if they a group of children in need, then Ray
less efforts. The had already donated, he’d encourage accomplished his goal.
story goes that the them to donate again. Dig a little While everyone knew who Ray
founding of BICSI deeper, he’d say. “For the kids.” Gendron was, he couldn’t personally
Cares was an im- At each conference, Wednes- know every one of the few thousand
promptu happen- day is BICSI’s Regional Lunch day. people gathered at a conference. But
ing, when Ray Attendees from each of the associa- many times, I saw him glance at a
literally passed a tion’s geographic regions are invited person’s name badge and politely-
hat down a row of to dine with other attendees from yet-energetically call them by name.
seated attendees that same region. It’s an opportuni- That’s what he did with me, and he
at a BICSI conference sometime in ty to do some social networking, and never failed to make my experience
the late 1970s. When the hat came the region director conducts a good- at a BICSI conference a better one for
back filled with cash, Ray decided to and-welfare meeting of what’s going having spent a little time with him.
give the money to a local children’s on locally. For Ray Gendron, these Likewise, the money raised for char-
charity. So was born the tradition of lunches represented fish in a barrel. ities, thanks in such a large part to
BICSI adopting a local charity, He’d make about a five-minute visit Ray’s efforts, made life a little bet-
always one benefiting children, in to each of them, his voice raspy and ter for so many others he also didn’t
the city in which it was hosting a sometimes barely audible because know personally. “For the kids.”
conference. of how fervently he had been It’s sobering to realize that some
Anyone who has at- fundraising to that point. Ray of the children who directly bene-
tended a BICSI confer- would talk about the specif- fited from BICSI Cares’ fundraising
ence has been asked, ic charity that would receive efforts preceded Ray Gendron in
nudged, harassed, the donation and, of course, departing from this earthly life. My
cajoled, and/or guilted encourage everybody to do faith and optimism tell me, however,
—most often by Ray him- what they could to help. that Ray was warmly received into
Ray Gendron
self—into donating mon- But something else Ray did their eternal company
ey to the local charity. The first time at these region luncheons struck
I saw Ray in action, I walked away me years ago, and has stayed with
convinced that 90 percent of his con- me since. He would state that an-
versations consisted of three words: other region had issued a challenge,
“For the kids.” That phrase was om- claiming that it could collectively
nipresent whenever he was around, donate more money to BICSI Cares PATRICK McLAUGHLIN
Mc
its purpose to remind everybody of than the region he was currently Chief Editor
the ultimate beneficiaries for whom addressing. The thing was, every- patrick@pennwell.com
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Want some cable with that furniture?
C
abling’s transition from the tors can bury their mistakes, but
building pathway into the architects can only advise their cli-
system furniture pathway is ents to plant shrubbery. Well, as tele-
a critical but often overlooked de- communications systems designers,
tail in cabling projects. For exam- it may be time to bring in the potted
ple, the United States Marine Corps plants on this one.
hired a project manager to provide, Practically speaking, for the first
and I quote, “aggressive quality as- situation, the floor tiles could be care-
surance advocacy for the commu- fully cut and the transition from un-
nication and information systems” derfloor-to-furniture relocated under
being installed in their new com- the furniture-system wall panel.
mand operations facility building. As for the second situation—and
That’s a good idea, yes, this only addresses aesthetics and
but it sounds like not cable support or abrasion protec-
they arrived at it a tion—covering the exposed cables In a move that would consider aesthetics
little late in the de- with a split, flexible, non-metallic tub- only, try using a split, flexible, non-metal-
sign/build process. ing in gray or black is about as good lic tubing colored gray or black to cover
The project manager as it gets. Unless, of course, you want up this mess.
sent me an e-mail to pull the cables back to the wall and
describing the sit- reroute, reterminate, and retest. NEC 2005 Article 605 Office Furnish-
ings (Consisting of Lighting Acces-
I believe it was Frank Lloyd Wright who sories and Wired Partitions) states:
“All conductors and connections shall
commented that doctors can bury their mistakes, be contained within wiring channels
of metal or other material identified
but architects can only advise their clients as suitable for the conditions of use.
Wiring channels shall be free of pro-
to plant shrubbery. Well...it may be time to jections or other conditions that may
bring in the potted plants on this one. damage conductor insulation.”
So, why not add the requirement
uation and attached these photos. My motto is, “When in doubt, for another “wiring channel” or two
Acting as a commissioning agent, spec it out,” borrowing where pos- to your project specifications, sepa-
he has already exhausted his list sible from the NEC requirements rate from the channel containing the
of requirements from the project for branch circuits. For example, branch circuits for light and power,
specifications, and had hoped some for the telecommunications cable?
National Electrical Code require- Have your “wiring channels” extend
ment would “cover” this issue. And, from the termination of the building
of course, there are none. He is pathway (wall or floor) to the work
understandably frustrated. area outlet in the office partition.
I believe it was Frank Lloyd Still worried about what the tran-
Wright who commented that doc- sition will look like? Require a
For a snafu like this, very carefully cut shop drawing and/or a mockup be
DONNA BALLAST is BICSI’s standards
the floor tiles, and the transition from provided for your approval prior to
representative, and a BICSI registered
communications distribution designer the underfloor system to the furniture installation of the cabling.
(RCDD). Send your question to Donna at: could be relocated under the furniture It sure beats watering all those
dballast@swbell.net system’s wall panel. plants.
10 ■ March 2007 ■ Cabling Installation & Maintenance www.cable-install.com
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www.cable-install.com design
Cabling goes ‘green’
with new attitudes, materials
W
Amid new and pending environmental legislation
hen CI&M first re-
in the United States and abroad, most cabling
ported on the RoHS (Restric- vendors have overcome challenges to offer
tion of Hazardous Substances)
initiative (see “Get Ready for 100% RoHS-compliant products.
Green Initiatives from All
Corners,” January 2006, p. 42),
many cabling vendors were in
the early stages of changing raw
materials to meet RoHS require-
ments, and few were well on their
way to 100% compliance.
Now, more than a year later,
concern for the environment
is at the forefront of many
industry objectives, and “green”
initiatives are emerging in all These microscopic tin whiskers, caused when
corners of the globe. pure tin rather than a tin-lead combination is
used in circuitry, can cause short circuits.
Changes in attitudes
RoHS is the European Union (EU) directive (2002/95/EC) abide by,” says Todd Harpel, director of marketing for
that went into effect on July 1, 2006 and required cable manufacturer Berk-Tek (www.berktek.com). “We,
cabling vendors throughout the industry to restrict levels therefore, felt it was beneficial for us to also comply here
of lead, cadmium, mercury, hexavalent chromium, and in the States. As a result, we undertook the effort of iden-
two fire retardants in electrical and electronic products tifying what materials needed to be changed in all of our
entering the European market. manufacturing facilities, and we are now 100% RoHS-
In late 2005, cabling vendors were being bombarded compliant on all copper and fiber cables.”
daily with RoHS concerns from customers while dealing Now that dollars have been spent on compliance, most
with the logistical nightmare of information manage- manufacturers believe it makes more sense to make and
ment, determining which products to convert, changing sell RoHS-compliant products exclusively versus main-
manufacturing processes to comply, and retesting and taining two separate versions.
recertifying the new products. Two years ago, the pre- “Carrying multiple lines of any specific product
vailing attitude was that there was little motivation for increases the risk for selling the wrong product, and
making RoHS-compliant versions of products that were it would take a lot of logistics to keep track of compli-
not big sellers. Today, that attitude has changed. ant and non-compliant versions,” says Mike Barnick,
“While RoHS is not a U.S. initiative, we knew that it senior manager for solutions marketing at SYSTIMAX
was something that our factories abroad would have to (www.systimax.com). “Also, when you sell through dis-
tribution, there’s no way of really knowing where some-
BETSY ZIOBRON is a freelance writer and regular contributor to Cabling thing is going to end up.”
Installation & Maintenance. She can be reached at: bziobron@comcast.net Exemptions undeniably have been the most debat- ➤
www.cable-install.com Cabling Installation & Maintenance ■ March 2007 ■ 15
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able RoHS issue due to the directive’s generic and often confusing lieve that perhaps the cost to comply did not turn out as high
language, not to mention the appealing possibility of avoid- as initially thought,” says Barnick. “I also believe there is peer
ing immediate compliance. Consequently, several proposed pressure. Once some become compliant, it becomes the thing
exemptions are under review or pending review by the EU to do, and vendors had to decide whether they were going to
Commission. When RoHS first came on the scene, some in get in the game.”
the cabling industry believed the term “equipment” did not Says Chuck Schumacher, corporate RoHS and WEEE (Waste
apply to network cabling, and that cabling was a “fi xed instal- Electrical and Electronic Equipment) compliance program
lation” and, therefore, exempt. That perception has also shifted manager for Panduit (www.panduit.com), “Since the begin-
among cabling vendors. ning, our position on exemptions has been that they are tempo-
rary provisions of the law that allow companies to sell existing
New view on exemptions stock and provide some time to modify manufacturing pro-
“In the beginning, some were under the impression that the cesses. Our goal was to be 100% compliant without taking
cabling in the walls did not have to be compliant, but I be- advantage of any exemptions because the exemptions will
eventually go away.”
According to the RoHS directive, exemp-
Latest RoHS initiatives tions will be reviewed at least every four
F
years, with the goal of eventually eliminating
ollowing in the footsteps of the 2006 RoHS directive are several recent environ-
those exemptions unless there is no proven
mental initiatives affecting the electrical and electronics industry. REACH—Regis-
tration, Evaluation and Authorization of Chemicals—was published at the end of 2006 alternative technology. Some RoHS exemp-
and enters into force on June 1. REACH will require manufacturers and importers to tions have been clearly stated and are likely
gather and report information on the properties of their substances so that consum- to remain, such as equipment used for na-
ers can find information on hazardous chemicals used in the products they purchase. tional security applications and the 4% lead
China has taken a different approach to RoHS that goes into effect this month. Unlike by weight found in today’s copper alloy.
the EU, China RoHS requires every electrical and electronic product to be labeled with “There have been studies that show lead-
hazardous substance levels and a “safe use” period, which indicates the number of years free processes to not be as reliable, and that
that environmental protection is required for the product. The directive also calls for man- is why military, nuclear medicine, and other
datory testing of all electronic products in one of China’s certified testing facilities before critical applications are exempt from that
they can receive government
requirement,” says Dave Sauder, director of
compliance certification.
corporate quality for ADC (www.adc.com).
For now, any product can
“We interpreted the RoHS directive to require
be sold into China as long as it
is properly labeled; however, a pretty much everything we make to be com-
catalog of products that China pliant with no exemptions; except, of course,
plans to publish this year will the copper exemption. We use a lot of copper,
eventually list all products re- and you just can’t buy it without 4% lead—
The pollution control mark (left) is required under China quired to meet RoHS hazard- it’s what makes copper machineable.”
RoHS on product packaging when no toxic substances ous substance levels.
are present, meaning that the product is recyclable. The Closer to home, several Seen and unseen differences
second mark (right) is used when the product contains states like California continue According to Berk-Tek’s Harpel, RoHS compli-
toxic substances. The number in the middle represents to draft and adopt legislation, ance was an invisible change to the customer
and NEMA made a recent en-
the number of years of environmental protection because the form and function of the products
vironmental pledge with their
required for the product. were not altered. While that is the consensus
“call to action” on restricted
among vendors, some chose to change their
substances. Under phase one of the plan, all NEMA companies that manufacture
products within the scope of the EU’s RoHS will be required to meet RoHS compli- part numbers while others did not.
ance in all markets worldwide by July 1, 2010. Phase two calls for NEMA members to “We didn’t feel the need to change part
restrict hazardous substances for nearly all other NEMA products by July 1, 2014. numbers,” says Harpel. “We keep an eye on
“With China RoHS a reality and the many other initiatives on the horizon, our RoHS inventory and estimated that the likelihood
team is still quite active,” says Panduit’s Bernie Westapher. “We have a group that of having non-compliant product in distribu-
maintains vigilance on environmental regulations worldwide so that we can take tion inventory at the July 1 deadline was very
immediate action to comply when it’s relevant to our product lines. At this point, I small.” To ensure that non-compliant product
don’t believe any company could say that they’re done dealing with these initiatives was not sold into the European market, Berk-
or know when they will be done.”—BZ Tek date-coded all products and stamped
them with the RoHS designation. ➤
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In response to a request from the National Electronic Dis- While all agree that the change to RoHS is virtually invisi-
tributors Association (NEDA; www.neda.org), some vendors ble to customers, no one can deny that to comply with RoHS,
did change part numbers. “It was made clear by OEMs and something had to change in the composition of cables and con-
the supply chain that a part number change was essential so necting hardware. “There are basically two things that have to
that there would be absolutely no confusion as to whether or be taken into consideration with RoHS: The polymers and the
not a product is compliant,” says Bernie Westapher, group vice metals,” says Panduit’s Schumacher. “With cable, the jacket and
president of marketing services for Panduit. “Stock is all over insulation materials involve PVC and other polymer materials,
the world in various forms of compliance and non-compliance, and in many cases, there were lead stabilizers that had to be
and it’s very difficult for distributors to know what they’re sell- replaced. With connectivity, the biggest challenge was replac-
ing when part numbers don’t change.” ing some of the metals used in platings and solder.”
According to ADC’s Sauder, the abundant
use of cadmium plating in connectivity had
to be eliminated. “Cadmium has a lot of nice
features that make products very easy to work
with,” he explains. “Not only does it provide
S- IN-O
OL
24 NE
TO
Get the Advantage! “We interpreted the RoHS
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corrosion resistance, but when added to the
plating of connectors, it provides a slight
lubricating property for fasteners.” Sauder
says that while, to date, there has been no
material found to replace the lubricating
properties of cadmium, ADC was able to
switch its fastening strategy to ensure fasten-
ers had their own lubrication prior to use.
The change in raw materials and sub-
stances causes a chain reaction through-
out the entire manufacturing process.
“The majority of the components in our
cable products have always been compli-
ant; however, a few constructions required
raw-material manufacturers to formu-
late to lead-free alternatives,” says Jim
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