Ametek 900

5-30 | Model 900 ADA / Model 930 Sulfur Pit Analyzers
When changing jumpers, one must be present in one of the six posi-
tions at all times.
Figure 5-3.
Optical Bench board
P300/P301 jumper
positions vs PMT
Balance.
Jumper Positions
P300
P301
1
2
3
4
5
6
X
X
X
X
X
X
X
X
X
Higher PMT
Balance
X
X
X
X
Lower
Completion
Number
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Lower PMT
Balance
X
X
Higher
Completion
Number

NOTE