User manual

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Manual MPCI-DA12-16.Dh
Digital I/O
Output (0 to 24 Channels)
• Logic High: 2.5 VDC min., source 15 mA.
• Logic Low: 0.5 VDC max., sink 24 mA (64 mA optional).
Input (0 to 24 Channels)
• Logic High: 2.0 to 5.0 VDC, Input Load: +20 :A.
• Logic Low: -0.5 to +0.8 VDC, Input Load: -200 :A.
Counter/Timer
• Type: 82C54 programmable interval counters.
• Output Drive: 2.2 ma at 0.45 VDC (5 LSTTL loads).
• Input Gate: TTL/CMOS compatible.
• Clock: On-board, 1 MHz crystal-controlled oscillator.
• Active Count Edge: Negative edge.
• Timer Range: 32 bits.
• Event Counter Range: 16 bits.
• Minimum Clock Pulse Width: 30 ns high, 50 ns low.
Environmental
• Operating Temperature Range: 0 °C. to +60 °C.
• Storage Temperature Range: -20 °C. to +85 °C.
• Humidity: 5% to 95% non-condensing.
• External DAC Reference (input): +4.5V to +5.5V.
• 5V Source (output): 0 to 500 mA, fused (resetting).
• Size: 12.2" long (310 mm).
• Power Required: +12 VDC at 310 mA maximum (16 channels).
-12 VDC at 150 mA maximum.
+5 VDC at 662 mA typical with all digital outputs at high impedance.