Chapter 1
Introduction
1-8
ni.com
Figure 1-3.
Rear View of the PXI-1050 Chassis
1
Rear Threaded Strips
2
Rear Connector Space
3
Power Entry Module
4
Voltage Selection Wheel
5
Fuse
6
Circuit Breaker
7
Fans and Filters
8
Backplane Fuses (behind fan)
Table 1-3.
PXI-1050 Chassis Rear View Items
Item
Description
Rear threaded strips
Secure cable connections, mounting brackets, or filler panels to the
chassis
Rear connector space
For module space, connector mounting brackets, or adapter boards
Power entry module
IEC receptacle for power input, voltage selection wheel, and fuse
Voltage selection wheel
Configures the chassis for the AC line voltage
Fuse
Protects both you and the SCXI subsystem in case of a fault in the
SCXI subsystem
Circuit breaker
Protects both you and the PXI subsystem in case of a PXI subsystem
fault
Fans and filters
Cool the chassis; prevent dirt from contaminating the chassis circuitry
Backplane fuses
Protect the SCXI subsystem power supply from module shorts
120Vac
220Vac
100Vac
1
2
3
4
5
6
7
7
8