Alarm Expert: Beware This Dangerous Fire Alarm Product
The Virtual Alarm monitoring re-transmitter is being marketed as UL-compliant, but doesn’t even come close, according to Jeff Zwirn.
Jeffrey D. Zwirn, CPP, CFPS, CFE, FACFEI, CHS-IV, SET, CCI, FASI&T, MBAT, writes Security Sales & Integration’s “Security Science” column. He is also president of IDS Research and Development, an alarm and security consultation, expert witness and training authority providing nationwide services on all issues related to alarm and security matters. He can be reached at (201) 287-0900.
The Virtual Alarm monitoring re-transmitter is being marketed as UL-compliant, but doesn’t even come close, according to Jeff Zwirn.
The Virtual Alarm monitoring re-transmitter is being marketed as UL-compliant, but doesn’t even come close, according to Jeff Zwirn.
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Test your security knowledge with SSI’s August Security Science Quiz!
Test your security knowledge with SSI’s June Security Science Quiz!
This next installment of the SSI Industry Hall of Fame Webcast Series features Jim Henry, executive vice president of corporate development for Securitas Electronic Security.
The new IEEE 802.3bt standard increases the maximum PoE power available mainly by utilizing all four pairs of the structured wiring.
