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Power Monitors
NAI's Power Monitors are used to monitor voltage, frequency, phase characteristics, or phase rotation of single- and three-phase power lines. Specifically designed for rugged defense and industrial applications, these Power Monitors meet the most stringent performance and environmental requirements.
Power Monitors Model 109
109
  • Other N/A
  • Power Diss 7 Watts
  • Contact Form 3 SPDT
  • Monitors AC Voltage Band Frequency Band Phase
  • Frequency 50, 60 or 400 Hz (Only for AC Power Application)
  • Voltage 115 Vrms, 220 Vrms or 28 VDC
  • Input Config 4-Wire Wye or Single Phase
  • Power AC or DC
  • Input Transients MIL-STD-704

Power Monitors Model PMA and PQA
PMA and PQA
  • Power AC
  • Input Config 4-Wire Wye or Single Phase
  • Voltage 115 Vrms or 220 Vrms
  • Frequency 50, 60 or 400 Hz
  • Monitors AC Voltage Band Frequency Band Phase
  • Contact Form DPDT or 3PDT
  • Power Diss 6 Watts
  • Input Transients MIL-STD-704
  • Other Not Applicable

Power Monitors Model Power Monitor - iPM
Power Monitor - iPM
  • Other RS-485 Communication Field Adjustable Through RS-485 Serial Interface
  • Power AC
  • Input Config 4-Wire Wye Single Phase 3-Wire Delta
  • Voltage 80 Vrms - 288 Vrms 4-Wire Wye: 80 Vrms - 288 Vrms 3-Wire Delta: 104 Vrms - 528 Vrms
  • Frequency 47 - 800 Hz
  • Monitors AC Voltage Band Frequency Band Peak Voltage DC Component Distortion (THD) Phase
  • Contact Form DPDT or 3PDT
  • Power Diss 9 Watts
  • Input Transients MIL-STD-704 MIL-STD-1399

Power Monitors Model YMA and YQA
YMA and YQA
  • Power AC
  • Input Config 4-Wire Wye or Single Phase
  • Voltage 115 Vrms
  • Frequency 50, 60 or 400 Hz
  • Monitors AC Voltage Band Frequency Band Phase
  • Contact Form DPDT or 3PDT
  • Power Diss 6 Watts
  • Input Transients MIL-STD-704
  • Other Field Adjustable Through Accessible Adjustment Potentiometers

Flashers
NAI’s Aircraft Warning, Navigation Light, and Position Light Flashers are general purpose, solid state, and low-current units. Designed for airborne use, these units conform to all military specifications. All components are rigidly mounted within the fully encapsulated and hermetically sealed flasher assembly.
Flashers Model A738
A738
  • Input Voltage 28 VDC
  • Output Current 2.5 Amps
  • Inverse Voltage N/A
  • Output Voltage Drop 4% of Input Voltage
  • Input Transients MIL-STD-704
  • Other QPL-MS 27710 Per MIL-F-26301D

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Flashers Model A915
A915
  • Input Voltage 28 VDC
  • Output Current 5 Amps
  • Inverse Voltage N/A
  • Output Voltage Drop 4% of Input Voltage
  • Input Transients N/A
  • Other Radio Interference Per MIL-1-6181D and QPL MS24577-2A Per MIL-F-26301D

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Flashers Model A915-8
A915-8
  • Input Voltage 115 VDC
  • Output Current 4 Amps
  • Inverse Voltage N/A
  • Output Voltage Drop 4% of Input Voltage
  • Input Transients N/A
  • Other QPL-MS 25205-7 Per MIL-F-26301D

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AC Voltage Monitors
NAI's AC- and DC-powered AC voltage monitors are used to monitor and measure voltage characteristics of single- and three-phase power lines. Field-adjustable AC voltage monitors are also available. These monitors are specifically designed for rugged defense and industrial applications.
AC Voltage Monitors Model DAA
DAA
  • Power AC
  • Input Config 3-Wire Delta
  • Voltage 115 Vrms or 220 Vrms
  • Frequency 50, 60 or 400 Hz
  • Monitors AC Voltage Band
  • Contact Form DPDT or 3 SPDT
  • Power Diss 7 Watts
  • Input Transients MIL-STD-704
  • Other N/A

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AC Voltage Monitors Model VAA and VQA
VAA and VQA
  • Power AC
  • Input Config 4-Wire Wye or Single Phase
  • Voltage 115 Vrms or 220 Vrms
  • Frequency 50, 60 or 400 Hz
  • Monitors AC Voltage Band
  • Contact Form DPDT or 3 SPDT
  • Power Diss 6 Watts
  • Input Transients MIL-STD-704
  • Other N/A

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AC Voltage Monitors Model VAD and VQD
VAD and VQD
  • Power DC
  • Input Config 4-Wire Wye or Single Phase
  • Voltage 28 VDC
  • Frequency N/A
  • Monitors AC Voltage Band
  • Contact Form DPDT or 3 SPDT
  • Power Diss 3 Watts
  • Input Transients MIL-STD-704
  • Other N/A

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AC Voltage Monitors Model VMA
VMA
  • Power AC
  • Input Config 4-Wire Wye or Single Phase
  • Voltage 115 Vrms or 220 Vrms
  • Frequency 50, 60 or 400 Hz
  • Monitors AC Voltage Band
  • Contact Form DPDT or 3 SPDT
  • Power Diss 6 Watts
  • Input Transients: MIL-STD-704 MIL-STD-704
  • Other Field Adjustable Through Adjustment Potentiometers

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ARINC Communications
NAI’s ARINC 429/575 smart function modules provide up to twelve programmable channels. ARINC 429 is a data transfer standard for aircraft avionics. ARINC 575 is an equipment characteristic for a Digital Air Data System (DADS) that provides essential air-data information for displays, autopilots, and other flight controls and instrumentation on commercial and transport-type aircraft. ARINC 568/579 smart function modules provides a communications interface with 2 channels. ARINC 568 is an equipment characteristic for Distance Measurement Equipment (DME). ARINC 579 is an equipment characteristic for a VHF Omnidirectional Radio range (VOR) short range navigation system.
ARINC Communications Model PAA and PLA
PAA and PLA
  • Input Transients MIL-STD-704
  • Contact Form DPDT or 3 SPDT
  • Monitor Characteristics Phase
  • Frequency (Operating) 50, 60 or 400 Hz
  • Voltage (Operating) 115 or 220 Vrms
  • Input Config 4-Wire Wye
  • Power AC
  • Power Diss 4 Watts

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ARINC Communications Model PAD and PLD
PAD and PLD
  • Power DC
  • Input Config 4-Wire Wye
  • Voltage (Operating) 28 VDC
  • Frequency (Operating) N/A
  • Monitor Characteristics Phase
  • Contact Form DPDT or 3 SPDT
  • Power Diss 3 Watts
  • Input Transients MIL-STD-704

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