MKS Baratron 631D, Instruction Manual, Page: 43 / 64

Chapter Three: Overview
35
“Caution Hot” Label
The “Caution Hot” label appears on lower portion of the unit since the surface may become hot to
the touch during operation. Take all necessary precautions to avoid touching the portion of the
unit closest to the sensor port during operation. Figure 6: The “Caution Hot” Label, page 35,
shows the location of the “Caution Hot” label.
Figure 6: The “Caution Hot” Label
Serial Number Label
The serial number label contains the serial number and specific model code of your unit. It also
lists the input power and range individually. The serial number label is affixed to the side of the
unit opposite the wiring diagram label.
Serial #
Model #
Range: 0.10 TORR
Input: +/-15 VDC (+/-5%) @ 250 mA
Output: 0 - 10VDC
0123456789
631BXXXYZBC
Figure 7: The Serial Number Label