Application of GTYH-2 multi-functional physical test system

GTYH-2 Multifunctional Physical Testing System Overview
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Figure 1, multi-functional physical test system (front panel)
Figure 2. Multi-functional physical test system (rear panel)
1, digital input / output channel
The versatile physical test system includes four digital input/output channels that can be configured as input and output functions. Channel 1~channel 4 correspond to P0.0~P0.3 of NI PCI-6221 capture card.
2, analog input channel
The multi-function physical test system includes six analog input channels, which correspond to the analog input channels of the NI PCI-6221 capture card as follows:
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Figure 3. Digital input/output I/O port
Multifunctional physical test system
NI PCI-6221 capture card
Channel 1
Differential 0 channel: AI0 (signal input) + AI8 (reference input)
Channel 2
Differential 1 channel: AI1 (signal input) + AI9 (reference input)
Channel 3
Differential 2 channel: AI2 (signal input) + AI10 (reference input)
Channel 4
Differential 4 channel: AI4 (signal input) + AI12 (reference input)
Channel 5
Differential 5 channel: AI5 (signal input) + AI13 (reference input)
Channel 6
Differential 7 channel: AI7 (signal input) + AI15 (reference input)
Note: The reference inputs of differential channels 1~3 are not shared with the system; the reference inputs of differential channels 4, 5, 7 are common to the system.
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Figure 4, analog input channel
3, analog output channel
The multi-function physical test system includes two analog output channels, which correspond to the analog output channels of the NI PCI-6221 capture card as follows:
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Figure 5, analog output channel
Multifunctional physical test system
NI PCI-6221 capture card
Channel 1
Analog output channel 0: AO 0 (signal output)
Channel 2
Analog output channel 1: AO 1 (signal output)
4, the counter
Multifunctional physical test system
NI PCI-6221 capture card
Counter 1
PFI3/P1.3
Counter 2
PFI8/P2.0
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Figure 6, dedicated counter test line function diagram
5, 68 core cable socket function distribution map:
6, special cable
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Dedicated 68-core cable
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6-core dual mouse connector cable
7. For related technical parameters and descriptions of NI PCI6221 capture card, refer to its manual.

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