Model Code A
endix B: Model Code Ex
lanation
32
Full Scale Range and Units (BB and C)
The full scale range is indicated by a two digit code (BB) and the engineering units have a one
letter code (C). Consult Applications Engineering for other engineering units.
Full Scale Ranges
Value Comments Ordering Code
10 Torr Type 41/51 only 11T
30 Torr Type 41/51 only 31T
100 Torr Type 41/51 only 12T
500 Torr Type 41/51 only 52T
1000 Torr (19.3 psi) 13T
20 psi 21P
50 psi (2585 psi) 51P
100 psi 12P
250 psi RDP
500 psi 52P
Examples:
The designation of a full scale range of 100 Torr is “12T”; 500 Torr is “52T”; 1000
Torr is “13T”; and 100 psi is “12P.”