Content Comparison

PCB Rev. 1

PCB Rev. 2

General

Number of channels

16 input or output channels

Number of input /outputs depend on assembly selected. See OP8930 configurations options

16 input or output channels

Number of input/outputs depend on assembly selected. See OP8930 configurations options

Max peak current with FIU

1A, see OP8900 SLSC Boards - FIU Description

1A, see OP8900 SLSC Boards - FIU Description

Analog Inputs

Voltage Range

From unit under test: ±10V or ±30V differential (fix range)
To PXI chassis: ±10V single-ended

From unit under test: ±10V or ±30V differential (software selectable)

To PXI chassis: ±10V single-ended

Exact transfer function

±10V: Vo = 1.0015 • Vi, ±0.8%

±30V: Vo = 0.3338 • Vi, ±0.8%

±10V: Vo = 1.0091 • Vi, ±0.6%

±30V: Vo = 0.3364 • Vi, ±0.8%

Bandwidth (-3dB)

500 kHz

250 kHz

Differential Input Impedance

1 MΩ

1 MΩ

Voltage Protection

100 V

100 V

Analog Outputs

Voltage Range

From PXI chassis: ±10V single-ended
To unit under test: ±20V differential (OP8934/OP8935)
To unit under test: ±10V differential (OP8931/OP8933)

From PXI chassis: ±10V single-ended
To unit under test: ±20V differential (OP8934/OP8935)
To unit under test: ±10V differential (OP8931/OP8933)

Exact transfer function

±20V: Vo = 2.000 • Vi, ±0.2%
±10V: Vo = 1.000 • Vi, ±0.2%

±20V: Vo = 2.004 • Vi, ±0.2%
±10V: Vo = 1.000 • Vi, ±0.2%

Maximum current

±50mA/channel, 250 mA/board

±50mA/channel, 250 mA/board

Bandwidth (-3dB)

500 kHz

250 kHz

Output Impedance

25 Ohms

<2 Ohms

Voltage Protection

50 VDC and 50 VAC

60 VDC and 60 VAC

Short-circuit Protection (continuous)

150 mA max

150 mA max