Light Intensity Hazard Distance - Christie Boxer 4K Series User Manual

Caution! If not avoided, the following could result in minor or moderate injury.
• TRIP OR FIRE HAZARD! Position all cables where they cannot contact hot surfaces, be pulled, be
tripped over, or damaged by persons walking on or objects rolling over the cables.
• The American Conference of Governmental Industrial Hygienists (ACGIH) recommends
occupational UV exposure for an 8-hour day to be less than 0.1 microwatts per square
centimeters of effective UV radiation. A workplace evaluation is advised to assure employees are
not exposed to cumulative radiation levels exceeding the government guidelines for your area.
Be aware that some medications are known to increase sensitivity to UV radiation.

Light intensity hazard distance

This projector has been classified as Risk Group 3 as per the IEC62471 standard due to possible
hazardous optical and thermal radiation being emitted.
Warning! If not avoided, the following could result in serious injury.
• PERMANENT/TEMPORARY BLINDNESS HAZARD! No direct exposure to the beam must be
permitted.
• PERMANENT/TEMPORARY BLINDNESS HAZARD! Operators must control access to the beam
within the hazard distance or install the product at the height that prevents exposure of
spectators' eyes within the hazard distance. The hazard zone must be no lower than 3.0 meters
above the floor and the horizontal clearance to the hazard zone must be a minimum 2.5 meters.
• EXTREME BRIGHTNESS! Do not place reflective objects in the product light path.
The following show the zones for ocular and skin hazard distances.
• A—Hazard zone. The region of space where the projection light from the projector is above
emission limits for Risk Group 2. The light intensity may cause eye damage after a momentary
or brief exposure (before a person can avert their eyes away from the light source). The light
may cause skin burns to occur.
• B—Hazard distance. Operators must control access to the beam within the hazard distance or
install the product preventing potential exposure of the spectators' eyes from being in the
hazard distance.
Boxer 4K User Guide–Boxer 4K20 (Bb.4) and Boxer 4K30 (Bb.1)
020-101777-16 Rev. 1 (05-2023)
Copyright © 2023 Christie Digital Systems USA, Inc. All rights reserved.
If printed, please recycle this document after use.
Introduction
9