Model Code
Appendix B: Model Code Explanation
62
Full Scale Range - sccm of Nitrogen (XXX)
The full scale range is indicated by a two digit / one letter code.
Ordering Code
10
11C
20
21C
50
51C
100
12C
200
22C
500
52C
1,000
13C
2,000
23C
5,000
53C
10,000
14C
20,000
24C
Fittings (Y)
Three types of fittings are available, designated by a single letter code.
Ordering Code
Swagelok 4-VCR Male
R
Swagelok 4-VCO Male
G
Swagelok ¼” tube
S
Length adapter with VCR fittings
L
Length adapter with Swagelok fittings
W
Valve (Z)
Two valve configurations are available, designated by a single number code.
Ordering Code
Normally Closed (Type 1179 MFC only)
1
No Valve (Type 179 MFM only)
3