7
3). Never strike an object without an impact tip properly installed in front of the force-
sensing element. Damaging the precision-lapped surface of the Modal Punch
’
s sensor
can affect its behavior.
4). During testing, periodically check and tighten tip, extensions, impact cap, and cable
connections. Continuous impacting and vibration tends to loosen these interfaces,
resulting in faulty operation. Machined flats on the tips facilitate tightening and removal.
5). Do not apply voltage to the unit without constant current protection.
6). Do not apply more than 20 mA
’
s of current.
7). Do not exceed 30 volts supply voltage.
8). Do not subject the unit to temperatures above 250° F (121° C).
9). Exercise extreme caution when impacting the Modal Punch with a hammer. Missing
the impact cap may lead to personal injury to the user.
9.0 CUSTOMER SERVICE
PCB Piezotronics guarantees
Total Customer Satisfaction
. If, at any time, for any
reason, you are not completely satisfied with any PCB product, PCB will repair, replace,
or exchange it at no charge. You may also choose, within the warranty period, to have
your purchase price refunded. Contact PCB Vibration Division Customer Service
personnel by calling toll-free in the USA at 1-888-684-0013 or outside the USA at 716-
684-0001, or send an email to
PCB offers to all customers, at no charge, 24-hour phone support. This service makes
product or application support available to our customers, day or night, seven days a
week. When unforeseen problems or emergency situations arise, call the
PCB 24-Hour
Sensorline
at (716) 684-0001
, and an application specialist will assist you.
3425 Walden Avenue, Depew, New York 14043-2495 USA
USA Toll Free Phone: 888-684-0013
International Phone: 716-684-0001 Fax: 716-685-3886
E-mail: [email protected] Website: www.pcb.com
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