10 System Operation
10.1 Security Protocol
Certain procedures for installing, maintaining, and operating the EZ-SCREEN LPM must be performed by either Designated
Persons or
Qualified Persons.
A Designated Person is identified and designated in writing, by the employer, as being appropriately trained and qualified to
perform system resets and the specified checkout procedures on the EZ-SCREEN LPM. The Designated Person is
empowered to:
• Perform manual resets and hold possession of the reset key (see
Reset Procedures
(p. 76))
• Perform the Daily Checkout Procedure
A
Qualified Person, by possession of a recognized degree or certificate of professional training, or by extensive knowledge,
training, and experience, has successfully demonstrated the ability to solve problems relating to the installation of the EZ-
SCREEN LPM System and its integration with the guarded machine. In addition to everything for which the Designated
Person is empowered, the Qualified Person is empowered to:
• Install the EZ-SCREEN LPM System
• Perform all checkout procedures
• Make changes to the internal configuration settings
•
Reset the System following a Lockout condition
10.2 Status Indicators
Status indicators on both the emitter and receiver are clearly visible on each sensor’s front panel.
Emitter:
Key Description
A
Status Indicator (Red/Green)—shows whether power is applied, and whether
the emitter is in Run mode, TEST mode, or Lockout condition.
B
7-segment Diagnostic Display—indicates specific error or configuration
conditions.
Figure 43. Emitter
EZ-SCREEN Low-Profile System with Integral Muting
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