Instruction Manual

Mark 968 Sanitary GaS reGulator
ordering scHeMatic (3/4" - 1")
Model Size Material
/
1&2 3&4 5&6 7&8
— —
Model
968 Mark 968 Sanitary Gas Regulator
Size
075 3/4" (DN20)
100 1" (DN25)
Body Material
S6 ASTM A351 Gr. CF8M 316
6L
SA 351 Gr. CF3M, 316L
1&2 Connections & Body Finish
TC Tri Clamp - Electropolished Finish
CT Tri-Clamp - Standard Finish
DC DIN - Tri Clamp - Electropolished Finish
CD DIN - Tri-Clamp - Standard Finish
SC ISO - Tri Clamp - Electropolished Finish
CS ISO - Tri-Clamp - Standard Finish
ZZ Non-Standard
3&4 Orice Finish
Standard Electropolish
10 1/8" (3mm) 01 1/8" (3mm)
20 3/16" (5mm) 02 3/16" (5mm)
30 1/4" (6mm) 03 1/4" (6mm)
40 5/16" (8mm) 04 5/16" (8mm)
50 3/8" (10mm) 05 3/8" (10mm)
60 7/16" (11mm) 06 7/16" (11mm)
70 1/2" (13mm) 07 1/2" (13mm)
80 9/16" (14mm) 08 9/16" (14mm)
ZZ Non-Standard ZZ Non-Standard
5&6 Range
01 1"-2.5" W.C. (2,5-6,2 mbar)
02 2"-5.5" W.C. (5,0-13,7 mbar)
03 4"-10" W.C. (10,0-24,9 mbar)
04 5"-30" W.C. (12,4-74,7 mbar)
05 0.5-1.75 psi (0,03-0,12 bar)
06 1-3.5 psi (0,07-0,24 bar)
ZZ Non-Standard
7&8 Actuator Finish & Diaphragm
SD Electropolished w/Viton (FDA)
DS Standard w/VIton (FDA)
ZZ Non-Standard
diMensions
1/4" NPT
B
D
A
C
Valve
Size
Dimensions, Inches
A B C D
3/4" 5.88 11.31 5.75 9.00
1" 5.88 11.31 5.75 9.00
Valve
Size
Dimensions, Mm
A B C D
DN20 149,4 287,3 146,1 228,6
DN25 149,4 287,3 146,1 228,6
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