{"id":287194,"date":"2026-01-22T10:59:16","date_gmt":"2026-01-22T01:59:16","guid":{"rendered":"https:\/\/casscale.net\/product\/sample-product\/minebea-intec-level-sensor-pancake-pr-6251-and-mounting-kit-pr-6051\/"},"modified":"2026-01-22T10:59:16","modified_gmt":"2026-01-22T01:59:16","slug":"minebea-intec-level-sensor-pancake-pr-6251-and-mounting-kit-pr-6051","status":"publish","type":"product","link":"https:\/\/casscale.net\/en\/product\/minebea-intec-level-sensor-pancake-pr-6251-and-mounting-kit-pr-6051\/","title":{"rendered":"Minebea intec \/ Level Sensor PanCake\u00ae PR 6251 and Mounting Kit PR 6051"},"content":{"rendered":"

Level Sensor PanCake\u00ae PR 6251 and Mounting Kit PR 6051<\/h2>\n

The space-saving solution for simple applications<\/p>\n

Technical specifications<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Level sensor PanCake\u00ae<\/sup> PR 6251<\/td>\n<\/tr>\n
Parameters<\/td>\nDescription<\/td>\nAbbr.<\/td>\nL<\/td>\nLA<\/td>\nLE<\/td>\nUnit<\/td>\n<\/tr>\n
Accuracy class<\/td>\n <\/td>\n <\/td>\n0.5<\/td>\n0.5<\/td>\n0.5<\/td>\n%Emax<\/td>\n<\/tr>\n
Minimal dead load<\/td>\nLowest limit of specified measuring range<\/td>\nEmin<\/td>\n0<\/td>\n5<\/td>\n0<\/td>\n%Emax<\/td>\n<\/tr>\n
Maximum capacity<\/td>\nHighest limit of specified measuring range<\/td>\nEmax<\/td>\nSee ordering information table<\/td>\nkg<\/td>\n<\/tr>\n
Safe load limit<\/td>\nMaximum load possible without irreversible damage<\/td>\nElim<\/td>\n150<\/td>\n120<\/td>\n150<\/td>\n%Emax<\/td>\n<\/tr>\n
Destructive load<\/td>\nDanger of mechanical destruction<\/td>\nEd<\/sub><\/td>\n300<\/td>\n300<\/td>\n300<\/td>\n%Emax<\/td>\n<\/tr>\n
Rated output<\/td>\nRelative output signal at maximum capacity (LA = 4\u202620 mA)<\/td>\nCn<\/sub><\/td>\n2<\/td>\n16 mA<\/td>\n2<\/td>\nmV\/V<\/td>\n<\/tr>\n
Tolerance on rated output<\/td>\nPermissible deviation from rated output<\/td>\ndc<\/sub><\/td>\n<4<\/td>\n<4<\/td>\n<4<\/td>\n%Cn<\/sub><\/td>\n<\/tr>\n
Zero output signal<\/td>\nLoad cell output signal under unloaded condition<\/td>\nSmin<\/td>\n0\u00b14<\/td>\n4\u00b14<\/td>\n0\u00b14<\/td>\n%Cn<\/sub><\/td>\n<\/tr>\n
Reproducibility<\/td>\nMax. change in load cell output for repeated loading<\/td>\neR<\/td>\n<0.1<\/td>\n<0.1<\/td>\n<0.1<\/td>\n%Cn<\/sub><\/td>\n<\/tr>\n
Creep<\/td>\nMax. change of output signal at Emax<\/sub> during 30 min.<\/td>\ndcr<\/td>\n<0.1<\/td>\n<0.1<\/td>\n<0.1<\/td>\n%Cn<\/sub><\/td>\n<\/tr>\n
Non-linearity<\/td>\nDeviation from best straight line through zero<\/td>\ndLin<\/td>\n<0.25<\/td>\n<0.25<\/td>\n<0.25<\/td>\n%Cn<\/sub><\/td>\n<\/tr>\n
Hysteresis<\/td>\nMax. difference in between loading and unloading<\/td>\ndhy<\/td>\n<0.15<\/td>\n<0.15<\/td>\n<0.15<\/td>\n%Cn<\/sub><\/td>\n<\/tr>\n
Temperature effect (TK) of Smin<\/td>\nMax. change of Smin<\/sub> in BT<\/sub><\/td>\nTKSmin<\/td>\n<0.15<\/td>\n<0.15<\/td>\n<0.15<\/td>\n%Cn<\/sub>\/10 K<\/td>\n<\/tr>\n
Temperature effect (TK) of parameter<\/td>\nMax. change of C in BT<\/sub><\/td>\nTKc<\/sub><\/td>\n<0.1<\/td>\n<0.1<\/td>\n<0.1<\/td>\n%Cn<\/sub>\/10 K<\/td>\n<\/tr>\n
Input impedance<\/td>\nbetween supply terminals<\/td>\nRLC<\/td>\n645\u00b160<\/td>\n\/<\/td>\n645\u00b160<\/td>\n\u03a9<\/td>\n<\/tr>\n
Output impedance<\/td>\nbetween measuring terminals<\/td>\nRO<\/sub><\/td>\n635\u00b115<\/td>\n\/<\/td>\n635\u00b115<\/td>\n\u03a9<\/td>\n<\/tr>\n
Insulation impedance<\/td>\nBetween measuring circuit and housing at 100 VDC<\/sub><\/td>\nRIS<\/td>\n>5000 \u00d7106<\/sup><\/td>\n\/<\/td>\n>5000 \u00d7106<\/sup><\/td>\n\u03a9<\/td>\n<\/tr>\n
Nominal supply voltage range<\/td>\nIn compliance with the technical data<\/td>\nBu<\/sub><\/td>\n4 to 24<\/td>\n20 to 28<\/td>\n4 to 24<\/td>\nV<\/td>\n<\/tr>\n
Max. supply voltage<\/td>\nContinuous operation without damage<\/td>\nUmax<\/td>\n32<\/td>\n28<\/td>\n25<\/td>\nV<\/td>\n<\/tr>\n
Nominal ambient temperature range<\/td>\nIn compliance with the technical data<\/td>\nBT<\/sub><\/td>\n-10 to +70<\/td>\n-10 to +55<\/td>\n-10 to +55<\/td>\n\u00b0C<\/td>\n<\/tr>\n
Service temperature range<\/td>\nContinuous operation without damage<\/td>\nBTU<\/td>\n-30 to +95<\/td>\n-30 to +70<\/td>\n-30 to +95<\/td>\n\u00b0C<\/td>\n<\/tr>\n
Storage temperature range<\/td>\nwithout electrical and mechanical stress<\/td>\nBTI<\/td>\n-40 to +95<\/td>\n-40 to +80<\/td>\n-40 to +95<\/td>\n\u00b0C<\/td>\n<\/tr>\n
Marginal eccentricity<\/td>\naccepted distance from measuring axis<\/td>\nSex<\/td>\n10<\/td>\nmm<\/td>\n<\/tr>\n
Vibration resistance<\/td>\nResistance against oscillations (IEC 68-2-6-Fc)<\/td>\n20 g, 100 h, 10 to 150 Hz<\/td>\n<\/tr>\n
Barometric pressure influence<\/td>\nBarometric pressure influence on the output signal<\/td>\nPKSmin<\/td>\n<20<\/td>\ng\/kPa<\/td>\n<\/tr>\n
Nominal deflection<\/td>\nMax. elastic deforming under maximum capacity<\/td>\nSnom<\/td>\nto 2 t <0.1\/16 t <0.2<\/td>\nmm<\/td>\n<\/tr>\n
Material (sensor)<\/td>\n\u2013 Stainless steel 1.4057 at load level 500 kg \u2026 5 t<\/p>\n

\u2013 Stainless steel 1.4542 at load level 10 t and 16 t<\/td>\n<\/tr>\n

Protection class<\/td>\nIP68<\/td>\n<\/tr>\n
Cables<\/td>\nLength: 5 m<\/p>\n

Diameter: 5 mm<\/p>\n

Cross section: 4 \u00d7 0.35 mm2<\/sup> Material of cable sheathing: TPE<\/td>\n<\/tr>\n

Bending radius<\/td>\n\u226525 mm in the case of fixed installation<\/p>\n

\u226575 mm in the case of flexible installation<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n\n
Mounting kits PR 6051<\/td>\n<\/tr>\n
Maximum capacity of the load cell<\/p>\n

PR 6251<\/td>\n

 <\/p>\n

 <\/p>\n

Mounting kit\/ accessories<\/td>\n

 <\/p>\n

 <\/p>\n

Material<\/td>\n

 <\/p>\n

 <\/p>\n

Description\/comments<\/td>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

Height (mm)<\/td>\n<\/tr>\n

 <\/p>\n

500 kg\u2013<\/p>\n

2 t<\/td>\n

 <\/p>\n

PR 6051\/20S<\/td>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

Stainless steel 1.4301<\/td>\n

 <\/p>\n

Installation adapter for PanCake\u00ae<\/sup> 1\u201c (spherical cap base)<\/td>\n

 <\/p>\n

180 (incl. load cell)<\/td>\n<\/tr>\n

 <\/p>\n

 <\/p>\n

3 t\u20135 t<\/td>\n

 <\/p>\n

PR 6051\/21S<\/td>\n

 <\/p>\n

Installation adapter for PanCake\u00ae<\/sup> 1.5\u201c (spherical cap base)<\/td>\n

 <\/p>\n

180 (incl. load cell)<\/td>\n<\/tr>\n

 <\/p>\n

 <\/p>\n

10 t<\/td>\n

 <\/p>\n

PR 6051\/22S<\/td>\n

 <\/p>\n

Installation adapter for PanCake\u00ae<\/sup> 2\u201c (spherical cap base)<\/td>\n

 <\/p>\n

190 (incl. load cell)<\/td>\n<\/tr>\n

 <\/p>\n

500 kg\u2013<\/p>\n

16 t<\/td>\n

 <\/p>\n

PR 6051\/00S<\/td>\n

 <\/p>\n

Securing reverse disc<\/td>\n

 <\/p>\n

500 kg to 5 t: 40<\/p>\n

10 t to 16 t: 50<\/td>\n<\/tr>\n

 <\/p>\n

PR 6051\/12S<\/td>\n

 <\/p>\n

Stainless steel 1.4542<\/td>\n

 <\/p>\n

Base plate<\/td>\n

 <\/p>\n

18<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Technical diagrams<\/strong><\/p>\n

Level sensor PanCake\u00ae<\/sup> PR 6251<\/p>\n

\"\"<\/p>\n\n\n\n\n\n\n\n\n\n\n
Model<\/td>\nA [mm]<\/td>\nD [mm]<\/td>\nE [mm]<\/td>\nH [mm]<\/td>\nR [mm]<\/td>\n<\/tr>\n
PR 6251\/52<\/td>\n5<\/td>\n18<\/td>\n57.5<\/td>\n25<\/td>\n25<\/td>\n<\/tr>\n
PR 6251\/13<\/td>\n5<\/td>\n18<\/td>\n57.5<\/td>\n25<\/td>\n25<\/td>\n<\/tr>\n
PR 6251\/23<\/td>\n5<\/td>\n18<\/td>\n57.5<\/td>\n25<\/td>\n25<\/td>\n<\/tr>\n
PR 6251\/33<\/td>\n5<\/td>\n18<\/td>\n57.5<\/td>\n25<\/td>\n50<\/td>\n<\/tr>\n
PR 6251\/53<\/td>\n3<\/td>\n18<\/td>\n63<\/td>\n25<\/td>\n50<\/td>\n<\/tr>\n
PR 6251\/14<\/td>\n8<\/td>\n21.7<\/td>\n57.5<\/td>\n35<\/td>\n70<\/td>\n<\/tr>\n
PR 6251\/24<\/td>\n5<\/td>\n23<\/td>\n67<\/td>\n35<\/td>\n100<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Mounting kit PR 6051<\/strong><\/p>\n

\"\"<\/p>\n

Reverse disc PR 6051\/00S<\/p>\n

\"\"<\/p>\n

Base plate PR 6051\/12S<\/p>\n

\"\"<\/p>\n

Installation adapter PR 6051\/20S (base plate PR 6051\/12S not included in scope of delivery)<\/p>\n

\"\"<\/p>\n

Installation adapter PR 6051\/21S (base plate PR 6051\/12S not included in scope of delivery)<\/p>\n

\"\"<\/p>\n

Installation adapter PR 6051\/21S (base plate PR 6051\/12S not included in scope of delivery)<\/p>\n

\"\"<\/p>\n

Installation adapter PR 6051\/22S (base plate PR 6051\/12S not included in scope of delivery)<\/p>\n

Ex approval<\/p>\n

Scope of validity: <\/strong>PR 6251 (500 kg to 16 t)<\/p>\n\n\n\n\n\n\n\n\n\n\n
Level sensor PanCake\u00ae<\/sup> PR 6251 certificates<\/td>\n<\/tr>\n
Marking<\/td>\nCertificate number<\/td>\nFor<\/td>\n <\/td>\n<\/tr>\n
II 1G Ex ia IIC T6 Ga<\/p>\n

Ex ia IIC T6 Ga<\/td>\n

BVS 16 ATEX E 005<\/p>\n

IECEx BVS 16.0005<\/td>\n

Only PR 6251\/..LE<\/td>\n <\/td>\n<\/tr>\n
II 1D Ex ta IIIC T160\u00b0C Da Ex ta IIIC T160\u00b0C Da<\/td>\nT\u00dcV 03 ATEX 2301X IECEx TUN 17.0025X<\/td>\nOnly PR 6251\/..L<\/td>\n <\/td>\n<\/tr>\n
II 3G Ex nA IIC T6 Gc<\/td>\nManufacturer\u2019s declaration<\/td>\nOnly PR 6251\/..L<\/td>\n <\/td>\n<\/tr>\n
II 3D Ex tc IIIC T85 \u00b0C Dc<\/td>\nManufacturer\u2019s declaration<\/td>\nOnly PR 6251\/..L<\/td>\n <\/td>\n<\/tr>\n
IS CL I, II, III, DIV 1, GP A, B, C, D, E, F, G Entity \u2013 4012 101 5688<\/p>\n

NI CL I, II, III, DIV 2, GP A, B, C, D, E, F, G NIFW \u2013 4012 101 5688<\/p>\n

T4A Ta = \u201330\u00b0C to 70\u00b0C; T5 Ta = \u201330\u00b0C to 55\u00b0C<\/td>\n

FM17US0276<\/td>\nOnly PR 6251\/..L<\/td>\n <\/td>\n<\/tr>\n
IS CL I, II, III, DIV 1, GP A, B, C, D, E, F, G Entity – 4012 101 5688<\/p>\n

NI CL I, II, III, DIV 2, GP A, B, C, D, E, F, G NIFW – 4012 101 5688<\/p>\n

T4A Ta = \u201330\u00b0C to 70\u00b0C; T5 Ta= \u201330\u00b0C to 55\u00b0C<\/td>\n

FM17CA0138<\/td>\nOnly PR 6251\/..L<\/td>\n <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Ordering information<\/p>\n

Level sensor PanCake\u00ae<\/sup>, accuracy class L = 0.5%<\/p>\n\n\n\n\n\n\n\n\n\n\n
Type<\/td>\nLoad level<\/td>\nOrder number<\/td>\n<\/tr>\n
PR 6251\/52L<\/td>\n500 kg<\/td>\n940526251529<\/td>\n<\/tr>\n
PR 6251\/13L<\/td>\n1 t<\/td>\n940526251139<\/td>\n<\/tr>\n
PR 6251\/23L<\/td>\n2 t<\/td>\n940526251239<\/td>\n<\/tr>\n
PR 6251\/33L<\/td>\n3 t<\/td>\n940526251339<\/td>\n<\/tr>\n
PR 6251\/53L<\/td>\n5 t<\/td>\n940526251539<\/td>\n<\/tr>\n
PR 6251\/14L<\/td>\n10 t<\/td>\n940526251149<\/td>\n<\/tr>\n
PR 6251\/24L<\/td>\n16 t<\/td>\n940526251249<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Level sensor PanCake\u00ae<\/sup>, accuracy class L = 0.5%, EX version<\/p>\n\n\n\n\n\n\n\n\n\n\n
Type<\/td>\nLoad level<\/td>\nOrder number<\/td>\n<\/tr>\n
PR 6251\/52LE<\/td>\n500 kg<\/td>\n940566251529<\/td>\n<\/tr>\n
PR 6251\/13LE<\/td>\n1 t<\/td>\n940566251139<\/td>\n<\/tr>\n
PR 6251\/23LE<\/td>\n2 t<\/td>\n940566251239<\/td>\n<\/tr>\n
PR 6251\/33LE<\/td>\n3 t<\/td>\n940566251339<\/td>\n<\/tr>\n
PR 6251\/53LE<\/td>\n5 t<\/td>\n940566251539<\/td>\n<\/tr>\n
PR 6251\/14LE<\/td>\n10 t<\/td>\n940566251149<\/td>\n<\/tr>\n
PR 6251\/24LE<\/td>\n16 t<\/td>\n940566251249<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Level sensor PanCake\u00ae<\/sup>, accuracy class L = 0.5%, with analogue amplifier (4\u201320 mA)<\/p>\n\n\n\n\n\n\n\n\n\n\n
Type<\/td>\nLoad level<\/td>\nOrder number<\/td>\n<\/tr>\n
PR 6251\/52LA<\/td>\n500 kg<\/td>\n940556251529<\/td>\n<\/tr>\n
PR 6251\/13LA<\/td>\n1 t<\/td>\n940556251139<\/td>\n<\/tr>\n
PR 6251\/23LA<\/td>\n2 t<\/td>\n940556251239<\/td>\n<\/tr>\n
PR 6251\/33LA<\/td>\n3 t<\/td>\n940556251339<\/td>\n<\/tr>\n
PR 6251\/53LA<\/td>\n5 t<\/td>\n940556251539<\/td>\n<\/tr>\n
PR 6251\/14LA<\/td>\n10 t<\/td>\n940556251149<\/td>\n<\/tr>\n
PR 6251\/24LA<\/td>\n16 t<\/td>\n940556251249<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Installation adapter PR 6051<\/p>\n\n\n\n\n\n\n
Type<\/td>\nOrder number<\/td>\n<\/tr>\n
PR 6051\/20S<\/td>\n940536051202<\/td>\n<\/tr>\n
PR 6051\/21S<\/td>\n940536051212<\/td>\n<\/tr>\n
PR 6051\/22S<\/td>\n940536051002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Mounting kits PR 6051 \u2013 mounting plate<\/p>\n\n\n\n\n\n
Type<\/td>\nOrder number<\/td>\n<\/tr>\n
PR 6051\/12S<\/td>\n940596051122<\/td>\n<\/tr>\n
PR 6051\/00S<\/td>\n940596051002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

The<\/em> sensors<\/em> of<\/em> the<\/em> PR<\/em> 6251<\/em> series<\/em> have<\/em> been<\/em> specially<\/em> designed<\/em> for <\/em>simple<\/em> weighing<\/em> of<\/em> silos<\/em> and<\/em> horizontal<\/em> tanks<\/em> for<\/em> bulk<\/em> and<\/em> liquid<\/em> materials. <\/em>Their<\/em> compact<\/em> design<\/em> allows<\/em> for<\/em> easy<\/em> retrofitting<\/em> of<\/em> existing<\/em> applications. <\/em>In-house production using top-quality materials, which bear the “Made in Germany” quality seal, ensures optimum product quality.<\/em><\/p>\n","protected":false},"featured_media":287179,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[5449],"product_cat":[3386],"product_tag":[4950],"class_list":{"0":"post-287194","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-minebea-intec","7":"product_cat-cylindrical-pancake","8":"product_tag-pancake-type","10":"first","11":"instock","12":"taxable","13":"shipping-taxable","14":"product-type-simple"},"acf":[],"yoast_head":"\nMinebea intec \/ Level Sensor PanCake\u00ae PR 6251 and Mounting Kit PR 6051 - CAS Scale Korea Co., Ltd.<\/title>\n<meta name=\"description\" content=\"The sensors of the PR 6251 series have been specially designed for simple weighing of silos and horizontal tanks for bulk and liquid materials. Their compact design allows for easy retrofitting of existing applications. In-house production using top-quality materials, which bear the "Made in Germany" quality seal, ensures optimum product quality.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/casscale.net\/en\/product\/minebea-intec-level-sensor-pancake-pr-6251-and-mounting-kit-pr-6051\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Minebea intec \/ Level Sensor PanCake\u00ae PR 6251 and Mounting Kit PR 6051\" \/>\n<meta property=\"og:description\" content=\"The sensors of the PR 6251 series have been specially designed for simple weighing of silos and horizontal tanks for bulk and liquid materials. Their compact design allows for easy retrofitting of existing applications. 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