MKS Baratron 121A, Instruction Manual, Page: 55 / 62

Appendix B: Model Code Explanation Model Code
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Appendix B: Model Code Explanation
Model Code
The options of your unit are identified in the model code. The model code is identified
as follows:
121AXXXXXY
where:
Type Number
Full Scale Range
Fittings
XXXXX Y 121A
Type Number (121A)
This designates the model number of the instrument.
Full Scale Range (XXXXX)
The full scale range is indicated by a five digit code.
Full Scale Range (Torr) Ordering Code
1 00001
2 00002
10 00010
100 00100
1000 01000
5000 05000
10000 10000
15000 15000
20,000 20000
25000 25000