Page 17 - MetalForming May 2012

a) A warning device shall be provided.
Question 1—The allowance for the strobe is covered in ASME B30.2-1.15.3(d). Question 2—ASME is not law, and has no enforcement authority. But, if the crane is not a top-running bridge and top-running trolley, only ASME B30.11 or
In closing: The alarm need not run continuously and has been proven to be less effective if it does. It also does not have to be a siren or audible device.
2-1.15.2 Floor-Operated Cranes
a) A warning device should be provid- ed for installations where the ability of the operator to warn persons in the path of the load is impaired.
Access the blog at www.cmcolive.com.
2-1.15.3 Types of Devices
17 is applicable.
Columbus McKinnon: 716/689 5400;
www.cmworks.com
One or more of the following devices shall be provided when required:
a) Manually operated gong
b) Power-operated bell, siren, or horn c) Rotating beacon
d) Strobe
2-3.1.7 Conduct of Operators
The operator shall activate the warning
Safety Interface Controller for Pressure-Sensitive Safety Mats, Edges, Bumpers and Switches
device on cab- and remote-operated cranes and, when provided, on floor-operated cranes:
• Resistor monitoring
• IP20 protection rating safety controller
• Control unit is 22.5-mm DIN rail mountable
• Three output contacts; force-guided relays and two normally open (safety) 1 x nor-
1) Before starting the bridge or trolley motion of the crane;
mally closed (monitor) contacts
• Manual or auto reset
• CAT 3 PLd SIL2 performance level, EN 13849
Compared to four-wire products, the controller allows for less wiring and simplified
2) Intermittently during travel of the crane when approaching persons in the path of the load.
installation, according to company officials.
So, the short answers are:
Tapeswitch Corp.: 631/630-0442; www.tapeswitch.com
Tapeswitch Corp., Farmingdale, NY, introduces its PSSR-2 safety interface con- troller for monitoring any safety switch, mat, edge, and bumper system product with an end-of-the-line resistor at a CAT3 PLd SIL2 safety level performance. Among its capabilities:
Safety Update
“We know die tooling. We know machining. We have the capabilities.
And we deliver precision.” Irvin Swider – President, Future Products
• Complete CNC Precision Machining • 5-axis Machining • Wire EDM
• Sinker EDM •Turning • Milling
• Surface Grinding • Jig Grinding
Let us quote your
next job info@future-products.com or 1-800-237-5754
Die tooling for Metal Stamping and Metal Forming
Machined Components for Medical and Aerospace
885 N. Rochester Road Clawson, MI 48017 Phone: 1.800.237.5754 Fax: 248.588.7303 www.future-products.com
www.metalformingmagazine.com
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