Chapter Three: Overview Rear Panel
31
Rear Panel
Rear Panel Components
Figure 4 labels all the components located on the rear panel of the 651 instrument. The power
On/Off switch and the line voltage selector switch are on the back of the 651 unit. The four Type
“D” connectors are also located on the rear panel.
Valve
Connector
Serial Interface
Connector
I/O Connector
Transducer
Connector
Fuse
Holder
Line Volta
e
Selector Switch
Power On/Off
Switch
4
3
21
Figure 4: Rear Panel of the 651 Instrument
The connectors are numbered on the rear panel, as listed in Table 7.
Slot Labels
Slot Label
Serial Interface connector 1
I/O connector 2
Transducer connector 3
Valve connector 4
Table 7: Slot Labels