Pressure measurement PBMR Fully welded pressure transmitter for railway applications

Transcription

1 Fully welded pressure transmitter for railway Product highlights Ecellent accuracy and long term stability up to % FS Active temperature compensation over the entire operating temperature range Sensor element completely welded with stainless steel housing Tested for railway according to EN :7 Vibration and shock resistant according to EN 67:999, (Category ) Application eamples Testing and measuring equipment Pneumatic subsystems Cooling units for converters and transformers Pneumatic braking systems Technical data Housing Overall size Refer to section Dimensional drawings AISI 6L (444) Electrical connection Connector variants M, 4-pin DIN EN 7-8 A (DIN 46 A), 4-pin Ambient conditions Operating temperature range Storage temperature range Cold (EN 668--) Dry heat (EN 668--) Damp heat, cyclic (EN 668--) Vibration (sinusoidal) (EN ) Shock (EN ) Bump (EN ) Vibration, broad-band random (EN ) Shock and vibration tests (EN 67:999, ) IP67 (with connector M) IP6 (with connector DIN EN) > MΩ ( V DC) Insulation resistance Insulation voltage Leakage current V AC ( min) < ma Connection variants Wetted parts material Refer to section Dimensional drawings AISI 6L (444) AISI 6L (44) (membrane) NBR (optional) FKM (Viton ) (optional) -4 8 C -4 8 C Process conditions Ab: -4 C, h (not in operation) Ae: -4 C, h (in operation) Process pressure Rated voltage [] Db: C, Variant, cycles ( 4 h) Interruption of power supply [] mm p-p ( 8 Hz), g (8 Hz khz), cycles ( h) per ais Switching between two power supplies [] g / ms, g / 6 ms, impulses per ais and direction g / ms, impulses per ais and direction Power input (Vs = Un) g / ms, impulses per ais and direction Life-time: 88 g² / Hz, 4 grms (7 Hz), h per ais Functional test: 9 g² / Hz, 4 grms (7 Hz), min per ais Vibration: Category, Shock: Category,, [] Refer to section Process conditions Power supply Be: 8 C, 6 h (in operation) -4 C Process temperature 4 V Class S Class C Current output: mw Voltage output: mw (without load) Reverse polarity protection Yes Output signal Current output Shunt resistance 4 ma (-wire) Rs 7 Ω (Vs = 6 Un) Rs (Vs - 8 V) / A V Voltage output Load resistance Short circuit protection kω Yes [] The respective most demanding severity levels of the issues 999 and are applied in each Category [] EN :7, Power Supply wwwbaumercom Data sheet Page / 6 EN/6 Design and specifications subject to change without notice Material Degree of protection (IEC 69) Compact design Style

2 Technische Daten Performance characteristics Compliance and approvals Measuring range EMV - 4 bar Min measuring span Ma measuring span Pressure type bar 4 bar Relative (gauged) Absolute Ma measuring error [] Compensated temperature range Temperature coefficient EN --:6 [4] 4//EU EN 6-6- EN 6-6- EN 66-- ± % FS ± % FS ± % FS Railway RoHS EN [] /6/EU -4 8 C Zero point: ± % FS / K Measuring span: ± % FS / K Long term stability Rise time % FS / a ms ( 9 %) Process conditions Measuring range (bar) Proof pressure (bar) Burst pressure (bar) EN/6 Design and specifications subject to change without notice [] Including zero-point and span error, nonlinearity (by terminal base line), hysteresis and non-repeatability (EN 698-) (Tamb = C) [4] With power supply unit acc EN 6-6-: [] EN :7, Electrical Conditions, Test Note: Information on product characteristics may relate to defined product options wwwbaumercom Data sheet Page / 6

3 Dimensional drawings Ø Ø Housing 8 6 8, M, 4-pin DIN EN 7-8 A (DIN 46 A), 4-pin X4-4 X4-44, /4-8 NPT HEX HEX HEX G /4 B EN 87 G / B EN 87 /4-8 NPT G- G- N-4, Ø 6,9 G /4 A Ø 8,8 /-4 NPT wwwbaumercom 4 HEX G / A 8 HEX 4,, HEX 7 /-4 NPT G /4 A DIN 8-E G / A DIN 8-E N- G-6 G-9 Data sheet EN/6 Design and specifications subject to change without notice Ø6 Ø G / B G /4 B,, Page / 6

4 Dimensional drawings 4 4, G /4 B Ø G / A Ø4 Ø Ø 6,9 4 HEX 7 HEX 7 G / A DIN 8-E, hole Ø mm G /4 ISO 8- female thread G-9 G- Electrical connection Pin assignment 4 Output signal 4 ma (-wire) Equivalent circuit 4 ma Function Iout M, 4-pin X4-4 DIN EN 7-8 A (DIN 46 A), 4-pin X4-44 Plug thread Earth pin, 4, 4 [6] Plug thread Earth pin Frame ground nc V Uout V Uout GND ( V) GND ( V) Frame ground EN/6 Design and specifications subject to change without notice Iout [6] Internally connected Note: Information in format AXX-X relates to Baumer Connection Identifier (BCID) and dedicated ordering code wwwbaumercom Data sheet Page 4 / 6

5 Ordering information - Housing Stainless steel, AISI 6L (444) Ma measuring error ± % FS ± % FS ± % FS 4 Measuring range (bar) BH B4G B9 B7 B74 B76 B77 B79 B8 B8 BL B8 B9 B B B B B6 B7 B8 B9 B B B4 B B6 B7 Pressure type Relative (gauged) Absolute [7] R A Output signal 4 ma (-wire) V A A Electrical connection M, 4-pin DIN EN 7-8 A (DIN 46 A), 4-pin BCID X4 X4 G /4 B EN 87 G / B EN 87 /4-8 NPT /-4 NPT G /4 A DIN 8-E G / A DIN 8-E G / A DIN 8-E, hole Ø mm G /4 ISO 8- female thread BCID G G N N G G G G Wetted parts material AISI 6L (444) EN/6 Design and specifications subject to change without notice Product line [7] Available for Measuring range B ( 4 bar) B7 ( 4 bar) wwwbaumercom Data sheet Page / 6

6 Ordering information Gasket Without NBR (available for 6, 9, 9) FKM (Viton ) (available for 6, 9, 9) Oil filling Silicone oil Display Without Eplosion protection Without Compliance and approvals EN EN/6 Design and specifications subject to change without notice wwwbaumercom Data sheet Page 6 / 6