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DNA-DIO-452 |
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12-Channel Electromechanical Relay Output Layer |
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The DNA/DNR-DIO-452 are 12-channel, electromechanical relay boards for use with “Cube” and RACKtangle I/O series respsectively. The DIO-452 boards are designed for use in a wide variety of switching and digital control applications. Each channel is configured as a standard Form C (SPDT) relay and switches voltages up to 100 VDC or 150 VAC. Each channel is rated for continuous operation at 2 Amps @ 30 VDC and 0.75 Amp at 125 VAC with an output voltage of less than 200 mV (<200 mOhm).
All relays default to “off” on power up/reset. Switching rates up to 125 Hz are supported. Each relay is protected by an on-board 2 Amp slow-blow fuse.
All connections are made through a convenient 37-pin D connector ensuring no problems obtaining mating cables or connectors. Users may also connect the DNx-DIO-452 boards to our popular DNA-STP-37 screw terminal panel via the DNA-CBL-37S cables. The cables are fully shielded and are available in 1, 3, 10 and 20 foot lengths.
The DNx-DIO-452 series includes software drivers supporting all popular operating systems including: Windows, Linux, QNX, VXWorks, RTX, and other popular Real-Time Operating Systems. Windows users may take advantage or the powerful UEIDAQ Framework which provides a simple and complete software interface to all popular Windows programming languages and data acquisition and control applications (e.g. LabVIEW, DASYLab, MATLAB). |
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Characteristics: |
- For use in DNA series Cubes
- 12 independent Form C (SPDT) relays
- 150 VAC contact ratings
- 200 mOhm resistance (not including cabling)
- 2 Amp @ 30 VDC, (continuous)
- 750 mA @ 120 VAC (continuous)
- 125 Hz switching rates
- Available with output current/voltage readback
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Technical Specifications |
Parameters |
Output specifications |
Rated Load |
2 A at 30 VDC, 0.75 A at 125 VAC continuous |
Max Switching Capacity |
94 VA, 90 W |
Max Operating Voltage |
220 VDC, 250 VAC |
Min Permissible Load |
10 µA, 10 mVDC |
Contact Material |
Ag (Au clad) |
Contact ON impedance |
200 mOhm max (at the I/O connector) |
Contact OFF impedance |
>100 MOhm |
Off Leakage Current |
< 100 µA |
Turn-On Time |
4 mS max, 2.5 mS typ |
Turn-Foff Time |
4 mS max, 1.5 mS typ |
Max Operating Freq |
125 operations/second (36000/hour limit) |
Service Life |
Mechanical |
100 000 000 min |
Electrical |
100 000 at 2 A 30 VDC or 0.75 A and 125 VAC |
Power up / reboot state |
Off (NC Energized) |
Power dissipation |
< 5 W not including output switches |
Isolation |
350 Vrms |
Operating Temp. Range |
Tested -40 to +85 °C |
Operating Humidity |
95%, non-condensing |
Vibration |
IEC 60068-2-6 |
5 g, 10-500 Hz, sinusoidal |
IEC 60068-2-64 |
5 g (rms), 10-500 Hz, broad-band random |
Shock IEC 60068-2-27 |
50 g, 3 ms half sine, 18 shocks @ 6 orientations
30 g, 11 ms half sine, 18 shocks @ 6 orientations |
MTBF |
260,000 hours |
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