Model STR700 (DP, GP) Remote Seals
Model STR700 (DP, GP) Remote Seals
Issue 11
Page 1 of 10
Instructions
● Select the desired Key Number. The arrow to the right marks the selection available.
● Make selections from each Table (I, II and IX) using the column below the proper arrow.
● A (●) denotes unrestricted availability. A letter denotes restricted availability.
● Restrictions follow Table IX.
KEY NUMBER URL LRL Max Span Min Span Units Selection Availability
Measurement Range 100 (7) -100 (-7) 100 (7) 0.9 (0.062) psi (bar) STR73D √
Std Accuracy 500 (35) 500 (35) 5 (0.35) STR74G √
-14.7 (-1.0) psi (bar)
Note: Remote seal system pressure rating is body rating or seal rating, whichever is less.
11
Indicates options with best standard delivery √
Limited vacuum availability.
12
Minimum static pressure requirement. No vacuum allowed. See Specifications 34-ST-03-88 Figure 15
STR74G
STR73D
TABLE II Description
No Seal Attached to Core Transmitter (Specify for VAM Unit Only) 000000000 21 21
Diaphragm Flange Flange Pressure
Seal Type Selection
Diameter Size Rating 1
ANSI Class 150 AFA _ _ _ _ _ _ ● ●
3"
3.5" ANSI Class 300 AFC _ _ _ _ _ _ ● ●
80mm DIN DN80-PN40 AFM _ _ _ _ _ _ ● ●
Diaphragm Upper Insert Selection
316L SS 316L SS _ _ _ AA _ _ _ _ ● ●
Hastelloy® C-276 316L SS _ _ _ AB _ _ _ _ ● ●
Wetted Material
Hastelloy® C-276 Hastelloy® C-276 _ _ _ AC _ _ _ _ ● ●
®
Monel 400 Monel 400® _ _ _ AE _ _ _ _ 8 8
Tantalum 5 316L SS _ _ _ AF _ _ _ _ 8 8
Non-Wetted Material CS (Nickel Plated) _____1___ ● ●
(upper) 316L SS _____2___ ● ●
Seals Seal-Capillary Center Seal ______1__ ● ●
Flush Flanged Connection Side Seal ______2__ 9 9
Seal Calibration Rings None _______A_ ● ●
316L SS _______B_ 10 10
®
Hastelloy C-276 _______C_ 10 10
Monel 400® _______D_ 10 10
Flushing None ________0 ● ●
Connections One 1/4" with plastic plug ________H 11 11
and Plugs 4 One 1/4" with metal plug ________J 11 11
(Metal plug material Two 1/4" with plastic plugs ________M 11 11
will be the same as Two 1/4" with metal plugs ________N 11 11
Cal. ring material if One 1/2" with plastic plug ________P 11 11
metal plug is chosen ) One 1/2" with metal plug ________Q 11 11
Two 1/2" with plastic plugs ________R 11 11
Two 1/2" with metal plugs ________S 11 11
Table II continued next page
1
Standard facing 125-250 AARH RF (raised face) serrated surface finish.
4
Plastic Plugs are TEMPORARY ONLY to protect threads and MUST be REMOVED before installation
5
Tantalum Upper insert has Tantalum wetted parts and 316 SS or CS non-wetted parts
Note: Remote seal system pressure rating is body rating or seal rating, whichever is less.
34-ST-16U-104
Issue 11
Page 3 of 10
STR74G
STR73D
1
Standard facing 125-250 AARH RF (raised face) serrated surface finish.
6
Bolt material will be same as Upper Material. However, if Table I bolts/nuts material is NACE or B7M, seal bolt material will be 304 SS NACE .
4
Plastic Plugs are TEMPORARY ONLY to protect threads and MUST be REMOVED before installation
Note: Remote seal system pressure rating is body rating or seal rating, whichever is less.
34-ST-16U-104
Issue 11
Page 4 of 10
STR74G
STR73D
TABLE II Descripton
Diaphragm Flange 1
Seal Type Flange Pressure Rating Selection
Diameter Size
3" ANSI Class 150 EFA _ _ _ _ _ _ ● ●
2.8" (2.8" OD ANSI Class 300 EFC _ _ _ _ _ _ ● ●
extension) DIN DN80-PN40 EFM _ _ _ _ _ _ ● ●
4" ANSI Class 150 FGA _ _ _ _ _ _ ● ●
3.5" (3.70" OD ANSI Class 300 FGC _ _ _ _ _ _ ● ●
extension DIN DN100-PN40 FGP _ _ _ _ _ _ ● ●
Diaphragm Ext. Tube Selection
Flange Seal
Seals (continued) 316L SS 316L SS _ _ _ EA _ _ _ _ ● ●
with Extended Wetted Material
Hastelloy® C-276 316L SS _ _ _ EB _ _ _ _ ● ●
Diaphragm
Hastelloy® C-276 Hastelloy® C-276 _ _ _ EC _ _ _ _ ● ●
Non-Wetted CS (Nickel Plated) _____7___ ● ●
Material (flange) 316L SS _____8___ ● ●
Bolts No Selection ______0__ ● ●
2" _______2 _ ● ●
Extension Length 4" _______4_ ● ●
6" _______6_ ● ●
No Selection No Selection No Selection ________0 ● ●
Table II continued below
STR74G
STR73D
TABLE II Descripton
1
Standard facing 125-250 AARH RF (raised face) serrated surface finish.
4
Plastic Plugs are TEMPORARY ONLY to protect threads and MUST be REMOVED before installation
7
Tantalum Body has Tantalum wetted parts and 316 SS non-wetted parts
Note: Remote seal system pressure rating is body rating or seal rating, whichever is less.
34-ST-16U-104
Issue 11
Page 5 of 10
STR74G
STR73D
TABLE II Descripton
Diaphragm Flange 1
Seal Type Flange Pressure Rating Selection
Diameter Size
Taylor
3.5" Wedge 750 psi HM0 _ _ _ _ _ _ 16
5" O.D.
Diaphragm Body Selection
Seals (continued) 316L SS 316L SS _ _ _ HA _ _ _ _ ●
Wetted Material
Hastelloy® C-276 316L SS _ _ _ HB _ _ _ _ ●
Chemical Tee
Hastelloy® C-276 Hastelloy® C-276 _ _ _ HC _ _ _ _ ●
"Taylor" Wedge
Non-Wetted Material No Selection _____0___ ●
Bolts No Selection _____0__ ●
Styles No Selection _______0 _ ●
No Selection No Selection ________0 ●
Table II continued below
STR74G
TABLE II Descripton STR73D
Threaded Process Pressure Rating
Diaphragm
Seal Type Connection Size 304 SS
Diameter CS Bolts Selection
(NPT Female) Bolts
1/2 NPT JJG _ _ _ _ _ _ ● ●
2,500 1,250
2.4" 3/4 NPT JKG _ _ _ _ _ _ ● ●
psi psi
1 NPT JLG _ _ _ _ _ _ ● ●
1/2 NPT KJG _ _ _ _ _ _ ● ●
2,500 1,250
2.9" 3/4 NPT KKG _ _ _ _ _ _ ● ●
psi psi
1 NPT KLG _ _ _ _ _ _ ● ●
1/2 NPT LJG _ _ _ _ _ _ ● ●
1,500 750
4.1" 3/4 NPT LKG _ _ _ _ _ _ ● ●
psi psi
1 NPT LLG _ _ _ _ _ _ ● ●
Diaphragm Lower Selection
316L SS Carbon Steel _ _ _ JA _ _ _ _ ● ●
316L SS 316L SS _ _ _ JB _ _ _ _ ● ●
Hastelloy® C-276 316L SS _ _ _ JC _ _ _ _ ● ●
Wetted Material
Hastelloy® C-276 Hastelloy® C-276 _ _ _ JD _ _ _ _ ● ●
®
Monel 400 Monel 400® _ _ _ JE _ _ _ _ 8 8
Tantalum 316L SS _ _ _ JF _ _ _ _ 8 8
Seals (continued) Seal with Tantalum Hastelloy® C-276 _ _ _ JG _ _ _ _ 8 8
Threaded
Non-Wetted Material CS (Nickel Plated) _____A___ ● ●
Process
(upper) 316 Stainless Steel _____C___ 17 17
Connection
8 Carbon Steel ______C__ ● ●
Bolts
304 SS ______D__ ● ●
Flushing None _______0 _ ● ●
Connections One 1/4" with plastic plug _______H_ ● ●
and Plugs
4 One 1/4" with metal plug _______J _ ● ●
(Metal plug material Two 1/4" with plastic plugs _______M_ ● ●
will be the same as Two 1/4" with metal plugs _______N_ ● ●
Lower material, if One 1/2" with plastic plug _______P_ 18 18
metal plug is chosen - One 1/2" with metal plug _______Q_ 18 18
(SS Plug for CS Lower Two 1/2" with plastic plugs _______R_ 18 18
and Tantalum Clad) Two 1/2" with metal plugs _______S_ 18 18
Klinger® C-4401 ________K ● ●
(non-asbestos)
Gasket Grafoil® ________G ● ●
Teflon® ________T ● ●
®
Gylon 3510 ________L 15 15
Table II continued next page
1
Standard facing 125-250 AARH RF (raised face) serrated surface finish.
4
Plastic Plugs are TEMPORARY ONLY to protect threads and MUST be REMOVED before installation
8
If Table I Bolts and Nuts material option is NACE, Bolts and Nuts will ship with Alloy Steel NACE and MAWP may change.
Note: Remote seal system pressure rating is body rating or seal rating, whichever is less.
34-ST-16U-104
Issue 11
Page 6 of 10
STR74G
STR73D
TABLE II Descripton
Diaphragm Flange
Seal Type Pressure Rating Selection
Diameter Size
1.9" 2" MD0 _ _ _ _ _ _ 20 19
2.4" 2-1/2" Customer clamp rating or NE0 _ _ _ _ _ _ 19 19
2.9" 3" 600 psi, whichever is less PF0 _ _ _ _ _ _ 19 19
4.1" 4" QG0 _ _ _ _ _ _ 19 19
Seals (continued) Diaphragm Body Selection
Wetted Material
316L SS 316L SS ___NA____ ● ●
Sanitary Seal 9
Non-Wetted Material No Selection _____0___ ● ●
STR74G
TABLE II Descripton STR73D
Size and Seal Pressure Rating
Diaphragm
Seal Type Bolt
Diameter C.S. Bolts 304 SS Bolts Selection
Pattern
2.4" RFK _ _ _ _ _ _ ● ●
for 3" Pipe
8-Bolt 2,500 psi 1,250 psi
≥ 4" pipe RGK _ _ _ _ _ _ ● ●
Design
2.4" RPK _ _ _ _ _ _ ● ●
for 3" Pipe
6-Bolt 2,000 psi 1,000 psi
≥ 4" pipe RQK _ _ _ _ _ _ ● ●
Design
Diaphragm Lower Housing Selection
316L SS Carbon Steel _ _ _ RA _ _ _ _ ● ●
316L SS 316L SS _ _ _ RB _ _ _ _ ● ●
Wetted Material Hastelloy® C-276 316L SS _ _ _ RC _ _ _ _ ● ●
Seals (continued) Hastelloy® C-276 Hastelloy® C-276 _ _ _ RD _ _ _ _ ● ●
Saddle Seal 316L SS N/A-Body Only 10 _ _ _ SB _ _ _ _ ● ●
®
Hastelloy C-276 N/A-Body Only 10 _ _ _ SC _ _ _ _ ● ●
Body Bolts 10,11 Selection
Non-Wetted Material Carbon Steel Carbon Steel _____B___ 8 8
316L SS 316 SS _____C___ ● ●
Bolts No Selection ______0__ ● ●
Styles No Selection _______0_ ● ●
Klinger® C-4401 ________K ● ●
(non-asbestos)
Gasket Grafoil® ________G ● ●
Teflon® ________T ● ●
Gylon® 3510 ________L ● ●
9
All sanitary seals have dairy grade 3A approval.
10
Bolts are not included with "body only" selection.
11
If Table I Bolts and Nuts material option is NACE, seal bolt material will be 304 SS NACE.
Note: Remote seal system pressure rating is body rating or seal rating, whichever is less.
34-ST-16U-104
Issue 11
Page 7 of 10
STR74G
STR73D
TABLE III Agency Approvals (see data sheet for Approval Code Details)
No Approvals Required 0 ● ●
FM Explosion proof, Intrinsically Safe, Non-incendive, & Dustproof A ● ● √
CSA Explosion proof, Intrinsically Safe, Non-incendive, & Dustproof B ● ● √
ATEX Explosion proof, Intrinsically Safe & Non-incendive C ● ● √
Approvals
IECEx Explosion proof, Intrinsically Safe & Non-incendive D ● ● √
SAEx/CCoE Explosion proof, Intrinsically Safe & Non-incendive E ● ● √
INMETRO Explosion proof, Intrinsically Safe & Non-incendive F ● ● √
NEPSI Explosion proof, Intrinsically Safe & Non-incendive G ● ● √
√
STR74G
STR73D
TABLE VIII OTHER Certifications & Options : (String in sequence comma delimited (XX, XX, XX,….)
None - No other options 00 * *
NACE MR0175; MR0103; ISO15156 (FC33338) Process wetted parts only FG ● ● b √
NACE MR0175; MR0103; ISO15156 (FC33339) wetted and non-wetted parts F7 c c √
Marine (DNV,ABS,BV,KR,LR) MT d d √
Certifications & EN10204 Type 3.1 Material Traceability (FC33341) FX ● ● √
Warranty
Certificate of Conformance (F3391) F3 ● ● √
b
Calibration Test Report & Certificate of Conformance (F3399) F1 ● ● √
Certificate of Origin (F0195) F5 ● ● √
FMEDA (SIL 2/3) Certification (FC33337) FE j j √
Over-Pressure Leak Test Certificate (1.5X MAWP) (F3392) TP ● ● √
Cert Clean for O2 or CL2 service per ASTM G93 OX e e
MODEL RESTRICTIONS
Restriction Available Only With Not Available With
Letter Table Selection(s) Table Selection(s)
b Select only one option from this group
d IVa C, D, G, H _ _ VIIa 1,2,3,5,6,7 _ _ _
c Id _ _ _ 0, N, B _ _ _
e Ib _2__2__
f IVb _F_
g IVb _ H, D _
j IVb _H_ Vb _ 1,2,6 _
m IVa B, D, F, H _ _
n IVa A, C, E, G _ _
y Ic __E____
____0__
2 Ie ____2__
____4__
Ia 2______
3 If _____2_
4 I 2__0___
VI 0
5
VIII FG, F7, FX, OX,TP,MT,F1
6 I _ _ B,D _ _ _ _ Ia 2______
_ _ _ AF _ _ _ _
_ _ _ BF _ _ _ _
_ _ _ BG _ _ _ _
7 II _ _ _ BH _ _ _ _
_ _ _ GG _ _ _ _
_ _ _ JF _ _ _ _
_ _ _ JG _ _ _ _
8 VIII FG, F7
_ _ _ AA2_ _ _
9 II
_ _ _ AB2_ _ _
10 II ________0
11 II _______A_
II ________T
13 II _______0_
VIII FG, F7
_ _ _ BF _ _ _ _
_ _ _ BG _ _ _ _
15 II _ _ _ BH _ _ _ _
_ _ _ JF _ _ _ _
_ _ _ JG _ _ _ _
16 I 2______
17 II _ _ _ JA _ _ _ _
JJG _ _ _ _ _ _
18 II JKG _ _ _ _ _ _
JLG _ _ _ _ _ _
19 If _____2_
If _ _ _ _ _ A, G _
20
21 I _ _ _ _ 000
22 Ic __E____
PAPER MANUALS
Description Part Number
Paper Manual ST 700 Smart Transmitter User Manual - English 34-ST-25-44
Paper Manual ST 700 Smart Transmitter HART/DE Communications Manual - English 34-ST-25-47
Paper Manual ST 700 Smart Transmitter Safety Manual - English 34-ST-25-37
Paper Manual ST 700 Smart Transmitter Foundation Fieldbus Manual - English 34-ST-25-48
Paper Manual ST 700 Smart Transmitter Function Block Manual - English 34-ST-25-49