User’s Manuals
DMP Manuals
Large Commercial
DMP XR150/150
DMP XR500/XR550
DMP XR200
DMP XR200 485 access panel
Residential and Small Commercial
DMP XR20
DMP XT30
XTL-Touch and XTL+
Radionics Manuals
Large Commercial
Radionics 7212 / 9112
Residential and Small Commercial
Radionics 4112 and 6112
Radionics 4000 / 4012 / 8000 / 8012
Radionics 2112 / 2112
Caddx / GE Manuals
Commercial and Residential
Honeywell / Ademco
Commercial and Residential
Honeywell-Vista-20P-User-Manual
Honeywell-Vista-32FB-User-Manual
Vista-128-250BPT-Owners-Manual
Detection Systems
Commercial and Residential
DS-7090 manual
DS7400xi
More Information You May Want to Know
Vernon Gilbert
The story of Guard Tronic begins in West Texas…. Our founder, Kenneth Gilbert, grew up with his siblings in the Odessa, TX area. The second-oldest sibling, Vernon Gilbert, founded an alarm company that would become Aprotex (short for A Professional Texas Corporation)...
Smoke detectors are more reliable than smoke alarms
Smoke detectors > smoke alarms That’s not just a fire alarm installer’s opinion. NFPA 72, the National Fire Alarm and Signaling Code, rates reliability of three types of smoke detection systems: 95% reliability: System type smoke detectors (what Guard Tronic...
Power Failure
Is your alarm company calling you every time the power blips? If they are calling about your fire alarm system, there is a good chance it is out of compliance. Fire code states: Supervising station alarm systems shall be arranged to delay transmission of primary power...
Weather Events
When you list the people for which you are grateful during weather events (like electrical linemen, healthcare workers, police/fire/ambulance workers, etc.), we ask that you also include central station operators. Several of our operators have been staying at the Fort...
A Both And Alarm Company
Last week’s Verizon outage highlights the alarm industry’s dependence on cellular communicators. Most alarm system communicators will use EITHER AT&T/T-Mobile OR Verizon/US Cellular. If your alarm system uses only the Verizon/US Cellular network, there is a good...
Verizon Outage
Verizon has confirmed that they have been experiencing service disruptions and outages since before lunch. You can check status in your area here: https://www.verizon.com/support/check-network-status/ You can report service disruption here:...





