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System Sensor 4W-B Photoelectric i3 Series Smoke Detector
Optional SLC-3LS 318-PT expander module
The disconnection of the supervision provides a positive indication to the panel that the control relay actually turned on
supports the use of the IntelliQuad PLUS Series detector in applications where moderate to heavy nuisance conditions exist that might cause single sensing detectors to false alarm
single mode 4120 duplex fiber media card
System Sensor M500DM Dual Monitor Module Fire Sale System Sensor 4W-B Photoelectric i3The System Sensor M500DM Dual Monitor Module is intended for use in intelligent, two wire systems It provides two independent 2 wire initiating device circuits (IDC), at two separate, consecutive addresses. It is capable of monitoring normally open contact fire alarm and supervisory devices, or either normally open or normally closed security devices. The module has a single panel controlled red LED.
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