Solid State, PC Board Mount Elapsed Time Indicators Monitors your system usage

L-3/Electrodynamics, Inc.

L-3 Communications, Electrodynamics, Inc. announces the introduction of the DDS100 solid state Elapsed Time Indicator that has been developed to meet the most difficult requirements of many military and aerospace applications.

DDS100

Qualified to MIL-M-7793/13, the DDS100 provides a highly reliable means of monitoring systems' elapsed time and features non-volatile memory. All connections are made via printed wiring board and the output brought to a data collection point for system reading or to a single dedicated connector.

Elapsed Time is read from the M7793/13-1 meter by mating the printed wiring board connections with the M7793/12-1 reader's connector and operating the reader. In addition, the DDS100 has been approved to MIL-M-7793. Other options available such as Event Counter and RS232/TTL output.

Time range is 99999.99 hours. Meter Output is serial binary coded decimal format. The package measures 1.1" long x .450" wide x .275" high. Weight is less than 0.2 ounces.

Environmental Specifications include operating temperature range of -65 to +125°C

meets shock testing per MIL-STD-202, Method 213, Cond. I; Vibration per MIL-STD-202, Method 204, Cond. D; and life accuracy of ± 0.1% from -65 to +125°C and 4.5 to 10 VDC.

DDS100 meters meet or exceed applicable requirements of MIL-M-7793/13. Operating Voltage Range is 4.5 to 10 VDC. Ripple Voltage is 2 volt peak (4 volt peak-to-peak) ripple between 10 Hz and 10 kHz superimposed on 7.0 VDC.

Output impedance is ± 10%. Logic zero is between 0.0 and +0.2 volts. Logic one is between +3.3 and +6.6 volts. Power consumption is 2 milliwatts, max. Transient protection test subjects the DDS100 to ±25 volt transients of 10 microsecond duration occurring at a 1 millisecond repetition rate.

Delivery time is 4-6 weeks after receipt of order.

Click here for details on DDS100 solid state Elapsed Time Indicators

Rolling Meadows, Illinois, USA.

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