ANALOG INPUTS

• Channels Per Module: 16
• Connector: 8 wire screw terminals (8 connectors with 2 channels per connector)
• Input: Differential, DC coupled
• Bandwidth: 4.5 kHz (-3dB)
• Sample Rate: 20 kS/s
• A/D: 16 bit SAR (one per channel)
• Anti-Aliasing Filter: 4 pole Bessel
• Cold Start Drift: < 0.4% att (60 min.) – analog
• Off Ground Measurements: Yes
• Zero Suppression: Digital.
• Attenuator Ranges: 40, 20, 10, 5, 1, 0.5 Volt
• Minimum Span: 0.1 VFS
• Measurement Ranges: ± 40 V (40 VFS or 80 VFS w/ zero offset), ± 20 V (20 VFS or 40 VFS w/ zero offset), ± 10 V (10 VFS or 20 VFS w/ zero offset), ± 5 V (5 VFS or 10 VFS w/ zero offset), ± 1 V (1 VFS or 2 VFS w/ zero offset), ± 0.5 V (0.5 VFS or 2 VFS w/ zero offset)
• Max Rated Input: 30 Vrms or 40 VDC
• Max Common Mode Voltage: ± 60 V
• DC Accuracy (25°C): < 0.12% of attenuator (0.5V attenuator), < 0.10% of attenuator (1V attenuator), < 0.08% of attenuator (5V attenuator), < 0.04% of attenuator (10V, 20V and 40V attenuators)
• Overshoot: < 0.5%
• Intrinsic Noise (pk-pk): < 0.05% of attenuator + 1mV (0.5V, 1V and 5V attenuators), < 0.04% of attenuator (10V attenuator), < 0.03% of attenuator (20V and 40V attenuators)
• CMR at 60 Hz: Better than -70 dB (0.5 & 1V attenuators)
  Better than -65 dB (5V, 10V, 20V and 40V attenuators)
• Min Input Impedance: > 500 Kohm

COUNTER TIMER

• Frequency Counter Capability: All channels. Software selectable.
• Counter Modes: Gated time frequency counter, cycle based frequency counter, pulse event, counter, gated pulse event counter, quadrature counter, pulse width detector, period width detector, duty cycle detector, edge separation detector.
• Frequency Ctr Range (menu): Up to 8 kHz
• Frequency Ctr Range (spec’d): 2 – 3 kHz
• Frequency Ctr Accuracy: ± 0.07% of Measurement + .002 Hz
• Min Counter Input Amplitude: 25% of span for freq and pulse counters, 90% of span for all other modes
• Pulse Counter Range: 4000000000 maximum. (16 bit display resolution)
• Pulse Width Accuracy: .002% of measurement + .00167% of span + 0.7 μs
• Pulse Width Range: 100 μs – 335000 μs
• Edge Separation Accuracy: .002% of measurement + .00167% of span + 0.7 μs
• Edge Separation Range: 100 μs – 5000000 μs
• Period Width Accuracy: .001% of measurement + .00167% of span + 0.7 μs
• Period Width Range: 100 μs – 100000 μs (10 Hz – 3 KHz)
• Duty Cycle Accuracy: .5% (Inputs in the 3 Hz – 3 KHz range with 5% – 95% duty cycles)
• Counter Timebase: 50 MHz

ANALOG OUTPUT

• Output Voltage Capability: Yes, two channels. One associated with ch 1-8 and the other ch 9-16.
• Output Voltage Range: Up to ± 10V
• Output Voltage Accuracy: ± 0.04V
• Output DAC Resolution/Speed: 12 bit / 1 MHz maximum
• Output Voltage Current: Up to 120 mA (Per output channel)
• Output Voltage Modes: DC, Arbitrary, Sine, Square and Pulse Train
• Arbitrary Memory Length: 32K per channel