D918 Flanged chemical seals Main Features Pressure range from 10 mbar to 420 bar Flange class 1500/2500 NPS 1/2" to 2" Temperature -40 °C to +400 °C Stainless steel 1.4404 NACE Pressure, level or flow meas- urement Mounted on differential, absolute or gauge pressure transmitters. Applications Oil & Gas / Chemical Energy Technical Data Filling liquids Suitable for high temperature Capillary 1.5 to 15 m Process flange Class 1500/2500 as per EN1759-1 or ANSI B16-5 NPS 1/2" to NPS 2" / DN15 to DN50 Raised face (B/RF) or ring joint face (J/RTJ) Integrated steam tracing circuit: 1/4 NPT inlet/ outlet, Ø 8 mm drilling Bolts ISO (metric) or ASME (UNC) Drain/vent valve Class 1500: stainless steel needle valve SW¼" OD10 Class 2500: double block needle valve SW½" OD12 Maximum pressure Depending on class, temperature and material (see tables page 2 and page 3) CE conformity PED 97/23/CE ATEX 94/9/CE Material Upper part Forged Stainless steel 1.4404 EN 10222-5 Compliant with NACE MR 0103 or MR 0175 Diaphragm Stainless steel (1.4435) or Hastelloy C276 (2.4819) Active diameter 95 mm Internal Sealing joint Ring Joint R32 316L The ring joint is also supplied in case of delivery of the chemical seal alone without the process flange. Capillary Length 1.5 - 3 - 4.5 - 6 - 9 - 12 and 15 meters Stainless steel capillary tube and protection White plastic outer sheath UL94V0 Process flange Forged stainless steel 1.4404 EN 10222-5 Compliant with NACE MR 0103 or MR 0175 Chemical seal side ASTM A193 B8M cl.2/A194 8M Process side ASTM A193 B7M/A194 2HM Bolting Filling liquid Category III Ex II 2 GD c (the associated transmitter must comply with the ATEX zone where it is used) LRS8: 0...300°C (for vacuum and absolute pressure) LRS9: -40...400°C (high temperature oil) Other liquids on request Design and specifications subject to change without notice Measurement ranges Gauge or differential pressure: 10 mbar min. Absolute pressure: 50 mbar min. Temperature -40 °C ... +400 °C Options • 0393 mounting on high pressure side (HP) 1) • 0385 mounting on low pressure side (LP) 1) Only for differential transmitters with : - only 1 seal mounted - 2 different seals mounted on LP and HP side • Capillary with low-temperature controlled electric heat tracing • Reduce influence of environmental temperature • Improve response time for long capillary • Decrease in effects of outside temperature : at −40 °C capillary tube temperature over +30 °C at +40 °C capillary tube temperature below +60 °C • Approx. Ø 25 mm heat insulation • Sealed outer sheath Capillary Flange material www.baumer.com 2015-09-14 1) Please contact Baumer for other material Data sheet A42.17 Page 1 / 4 D918 Flanged chemical seals Dimensions (mm) D918 class 1500 116 to 135 OD 10 Vent valve Hanger ring 0 h.8 sc ØD 1/4 ØK Ø 230 N x Ø L1 50 100 10 0 Axial output 1/4 sch.80 98 Option Side output 50 Steam tracing 1/4NPT Drain valve OD 10 Flange dimensions (mm) DN Class ØK ØL1 ISO ØL1 ASME N Weight kg N° GRTJ (1) 15 1500 82.6 M20 3/4" UNC 4 34 R 12 1500 88.9 M20 3/4" UNC 4 35 R 14 1500 101.6 M24 7/"8 UNC 4 36 R 16 1500 123.8 M27 1" UNC 4 40 R 20 1500 165.1 M24 7/8" UNC 8 44 R 24 1/2" 20 3/4" 25 1" 40 1"1/2 50 2" (1) Number of the RTJ groove in case of RTJ flange on process side. Gasket not supplied. Max pressure (bar) / Temperature / Material / Class 1500 Class 20°C 50°C 100°C 150°C 200°C 250°C 300°C 350°C 1.4404 / EN 10222-5 1500# 228 217 199 182 164 152 142 136 130 1.4541 / EN 10222-5 1500# 240 229 211 200 188 176 163 150 150 150 400°C 1.4539 / EN 10272 1500# 250 250 246 228 210 192 174 162 1.4462 / EN 10222-5 1500# 250 250 250 236.4 222.2 211.7 - - - 1.4410 / EN 10222-5 1500# 250 250 250 250 239.9 227.9 - - - Monel 400 N04440 according to ASME SB-564 1500# 176.1 165 153.2 145 139.8 139.8 139.8 139.8 137.8 Hastelloy N10276 according to ASME SB-564 1500# 250 250 250 243.7 228.3 213.9 201.6 192.3 185.1 ASME SA-350 gr. LF2 1500# 250 250 231.9 226 219.2 208.7 193.6 184.8 172.5 2015-09-14 The maximum working pressure can be limited by the characteristics of the piping customer side (standard and class of the flange, material, gasket...) Design and specifications subject to change without notice Temperature Material www.baumer.com Data sheet A42.17 Page 2 / 4 D918 Flanged chemical seals Dimensions (mm) D918 class 2500 Vent valve 121 to 141 O 250 " 12 N x O L1 100 OD or 1/2 Hanger ring ’’ 1/2 OK OD SW Axial output SW 1/2’’ 130 Option Side output 50 0 10 Steam tracing 1/4NPT OD 12 or 1/2" Drain valve Flange dimensions (mm) DN Class ØD ØK ØL1 ISO ØL1 ASME N Weight kg N° GRTJ (1) 15 2500 250 88.9 M20 3/4" UNC 4 45 R13 2500 250 95.2 M20 3/4" UNC 4 46 R16 2500 250 107.9 M24 7/8" UNC 4 50 R18 2500 250 146.0 M30 1" 1/8 UNC 4 56 R23 2500 250 171.4 M27 1" UNC 8 60 R26 1/2" 20 3/4" 25 1" 40 1"1/2 50 2" (1) Number of the RTJ groove in case of RTJ flange on process side. Gasket not supplied. Class 1.4404 / EN 10222-5 2500# Temperature 20°C 50°C 100°C 150°C 200°C 250°C 300°C 350°C 400°C 380 362 332 304 274 254 236 226 216 1.4541 / EN 10222-5 2500# 400 382 352 334 314 294 272 260 250 1.4539 / EN 10272 2500# 400 400 400 380 350 320 290 270 250 1.4462 / EN 10222-5 2500# 400 400 400 378.3 355.6 338.7 - - - 1.4410 / EN 10222-5 2500# 400 400 400 400 383.8 364.7 - - - Monel 400 N04440 according to ASME SB-564 2500# 294.8 275.1 255.4 233.1 233.1 233.1 233.1 233.1 229.7 Hastelloy N10276 according to ASME SB-564 2500# 400 400 400 400 376.4 352.7 332.4 317.1 305.1 ASME SA-350 gr. LF2 2500# 400 400 386.6 376.9 365.1 347.7 322.7 308 287.5 The maximum working pressure can be limited by the characteristics of the piping customer side (standard and class of the flange, material, gasket...) www.baumer.com Data sheet A42.17 Page 3 / 4 2015-09-14 Material Design and specifications subject to change without notice Max pressure (bar) / Temperature / Material / Class 2500 D918 Flanged chemical seals Ordering details D918 D918 – M . . Vent valve (2) Model Top housing material D9 1 8 0 1 9 E – Forged NACE compliant 1.4404 st. steel M Capillary type St. steel tube and protection St. steel tube and protection and white plastic ATEX sheath St. steel tube and reinforced protection St. steel tube and protection, heat-insulated St. steel tube and protection, traced/heat-insulated Outlet position Axial outlet Side outlet F A D F M P 0 1 Capillary length 1.5 m 3m 4.5 m 6m 9m 12 m 15 m Instrument connection (1) G1/2 Female 1/2NPT Female For ABB 265 DR (D) For ABB 265 GR - 265 VS (G) For Honeywell STD 820/830/720/730 (D) For Honeywell STG 740/770 (G) For Honeywell STG 84x/87x/88x (G) For Honeywell STA 840/740 (A) For SIEMENS SITRANS (D) For SIEMENS SITRANS (G) For YOKOGAWA EJX110 (low volumes) capsules M, H, V (D) For YOKOGAWA EJX 430 (low volumes) (G) For YOKOGAWA EJX 110 (standard flanges) capsules M, H, V (D) For YOKOGAWA EJX 310/430 (standard flanges) (A) (G) For YOKOGAWA EJX 440 (standard flanges) (G) For YOKOGAWA EJX 130A (D) Filling liquids LRS8 vacuum oil LRS9 high temperature oil Diaphragm material St. steel 316L (1.4435) Hastelloy C276 (2.4819) St. steel 316L (1.4435) (P < 25 mbar) Hastelloy C276 (2.4819) (P < 25 mbar) Diaphragm coating No coating Gold 15 µm ssss (1) F . E 3 F 6 9 D G 0 1 0 M A L N H J A D E G 7 8 F V P Q W Y 0 0 R Q 0 2 3 4 6 7 0 5 6 8 9 0 M 2 6 C D 0 7 . 0 2 6 None 1 SW1/4" OD10 valve (4) 1 SW1/4" OD3/8" valve (4) Double block needle valve SW1/2" OD12 Double block needle valve SW1/2" OD1/2" Heat tracing circuit (2) None With Bolts (2) Without flange ISO (metric) (3) ASME (UNC) Process flange face finish (2) Standard finish Process flange face type (2) Without flange Raised face (RF) Ring joint face (RTJ) DN / NPS (2) Without flange NPS 1/2" (DN15) NPS 3/4" (DN20) NPS 1" (DN25) NPS 1"1/2 (DN40) NPS 2" (DN50) PN / Class (2) Without flange Class 1500 Class 2500 Process flange material (2) Without flange Forged NACE compliant 1.4404 st. steel Process flange standard (2) Without flange ANSI B16-5 EN 1759-1 (2) To codify chemical seal delivered without the process flange, select codes 0. Ex: D918–MD03F967.0000000000 (3) Except flanges ANSI B16-5 (4) Only class 1500 2015-09-14 Type of transmitter : D= Differential / G=Gauge/ A=Absolute 0 1 9 E None 1 SW1/4" OD10 valve (4) 1 SW1/4" OD3/8" valve (4) Double block needle valve SW1/2" OD12 Double block needle valve SW1/2" OD1/2" Drain valve (2) Design and specifications subject to change without notice Flanged chemical seals www.baumer.com Data sheet A42.17 Page 4 / 4