NEC IT3510, Operation Manual

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4 Regulatory and Safety Information
Issue 1 NEC IT Series
CAUTION 1: Users should not attempt to make such connections
themselves, but should contact the appropriate electrical
inspection authority, or electrician, as appropriate.
CAUTION 2: The act of monitoring or recording telephone
conversations under certain circumstances may violate
federal or state statutes. Consultation with your legal
counsel prior to engaging in such practices would be
advisable.
NOTICE: The Ringer Equivalence Number (REN) assigned to each terminal
device provides an indication of the maximum number of terminals allowed to
be connected to a telephone interface. The termination on an interface may
consist of any combination of devices, subject only to the requirement that the
sum of the RENs of all the devices does not exceed five (5.0).
Safety Certifications
This equipment has been listed by Underwriters Laboratories and found to
comply with all the applicable requirements of the standard for telephone
equipment U.L. 1950.
This equipment complies with CSA standard C22.2 No. 225.
1.3 Laser Classification and Safety
Ë
Laser Safety
This product is certified as a Class 1 laser product under the U.S.
Department of Health and Human Services (DHHS) radiation
performance standard, according to the Radiation Control For Health
And Safety Act of 1968. This means that this product does not produce
hazardous laser radiation.
Since radiation emitted inside this product is completely contained within
protective housings and external covers, the laser beam cannot escape
from the machine during any phase of user operation.
Ë
Internal Laser Radiation
Product
Maximum Radiation
Power
Wavelength
IT3510 27.8 uW 775 nm to 795 nm
IT2510 19.5 uW 770 nm to 795 nm