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Fuse Protection
•
Replaceable “slow blow” type fuses are fitted where required to provide protection for the circuit
board and where external accessories require DC power from the logic controller
External Wiring Protection Array
•
A specifically designed array of diodes and current limiting resis-
tors intended to limit the effects of poor or incorrect site wiring to
external devices
•
In the unintentional event of incorrect wiring connections, the op-
erator will not function
External Entrapment Protection—Monitoring
•
Effective as of August, 2010, UL325 will deem that where an ex-
ternal entrapment device is connected as required, it shall be monitored by the software
•
The logic controller will not permit the operator to function to close if the entrapment device is
faulty unless the DOWN button is activated by constant contact
Toroidal Transformer
•
Superior performance and consistent power supply
•
More efficient than traditional “iron block” style
•
Manufactured to exceed UL specifications
Main Power Fuse and Isolation Switch
•
Designed to allow the qualified technician to switch the main power
when making external connections to the circuit board
•
Fuse protection for main supply 110V AC
DC OUTPUT POWER
PROTECTION FUSE FOR
EXTERNAL ACCESSO-
RIES
CIRCUIT BOARD
POWER INDICA-
TOR LED LIGHT
AND PROTECTION
FUSE
Содержание Pantheon
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