This course is designed as a refresher and expands the knowledge of installers and service technicians on the equipment used to measure, current, and resistance. You will also gain the skills necessary for routine troubleshooting and identify specialized equipment.
Upon completion of this course you should be able to:
- Explain how to use Volt Ohm Milliamp Meters (VOM) to measure AC and DC voltage, current, and resistance
- Describe general equipment that installers and service technician use during routine troubleshooting
- Identify specialized equipment an individual may use during routine troubleshooting
Topics Explored
Volt Ohm Milliamp Meters (VOMs)
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VOM Meters
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Analog vs Digital
Measuring Resistance
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Determine an alarm loop’s resistance
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Locate a high resistance splice
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Locate a ground fault
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Determine if a circuit is open
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Safety and resistance
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Verify circuit is de-energized
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Meter settings: resistance
Measuring Voltage: AC and DC
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Loop voltage
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Device input voltage
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Locating an open circuit
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Safety: DC voltage
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Live circuit
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Short circuit
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Meter settings
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Check the leads
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Meter settings: DC voltage
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Meter leads: DC voltage
Measuring Voltage: AC and DC Cont.
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Battery voltage
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Loop voltage
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Device input voltage
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Locating an open circuit
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Safety: DC voltage
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Live circuit
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Short circuit
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Meter settings
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Check the leads
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Meter settings: DC voltage
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Meter leads: DC voltage
Measuring Current
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DC current readings
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Current draw on aux power terminals
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Current draw on panel’s battery
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Safety and DC current
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Live Circuit
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Short Circuit
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Meter Settings
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The effect of current on the human body
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Meter settings: DC current
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Measuring current
General Equipment
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dB Meter
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Audio Pickup
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Range Selector
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Data Hold button
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dB Meter: reasons to use
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How to use a dB Meter
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Light Intensity Meters
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Light Meter
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Estimates for common conditions
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Examples of light metering modes
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Spot metering
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Center-weighted average metering
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Average metering
General Equipment (Cont.)
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Partial metering
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Multi-zone metering
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Tone generators and wire tracers
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Ethernet tester
Specialized Equipment
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Glass break simulators
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Light aiming devices
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Ultrasonic sniffers
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Lineman’s test set
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Using the lineman’s test set
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RS-232 485 testers
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Portable CCTV monitors
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Video Tester Monitor
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PTZ Controller
Specialized Equipment (Cont.)
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Digital Multimeter
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UTP Cable tester
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Video Test Pattern Generator
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PTZ Protocol Analyzer
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Fiber optic line testers
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Types of testing procedures for smoke beam detectors
Testing Types
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Smoke detector simulated functionality test
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Smoke detector activation
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Smoke functionality testing frequency
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Functional testing
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Smoke generators for sensitivity testing
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Heat source for testing heat sensors
Testing Types (Cont.)
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Heat functionality testing
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System programmers
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Software for panels
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System programmers: potential problems
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Uses of Uploading
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Retrieve the program from the premise’s panel
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Retrieve system status information from panel
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Retrieve alarm history from the panel
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Direct access method
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Call back method
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Modem
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Uses of downloading
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Remote programming security
What to expect in this course: The presentation includes text, audio, graphics, videos and activities to help you absorb the information presented. This course has a short quiz at the end, which you will be required to pass with a 70% or greater to complete the course.