MRB20 General Purpose Pressure Transmitter Features High Measuring Accuracy Pressure Measurement Range of -1 to 600bar Compact and Rugged Model Wide Range of Media Compatibility Low Static and Thermal Errors Reverse polarity and transient current protected Description MRB20 series with SS316L diaphragm is a rugged silicon technology based pressure transmitter suitable for harsh environments. This compact pressure transmitter offers great flexibility and reliability for a wide range of applications with highly competitive pricing. MRB20 is available in pressure ranges from -1 to 600bar with an output of mA or V. Standard version of MRB20 is suitable for pressure measurement of gases & liquids compatible with SS316L. Options for Titanium, Hastelloy or Tantalum diaphragm are available on request. While the standard Precision is 0.5% FS, you can optionally get a precision of 0.25% FS and 0.1% FS. The robust construction of MRB20 with its high performance makes it ideal for demanding long term applications. Applications Production machinery Agricultural equipment Hydrology research Data logging Hydrostatic level control Machine tool control Hydraulic pumps Technical Specifications Pressure media: all fluids compatible with SS316L and option for Titanium, Hastelloy or Tantalum Compensated temp. range: 0 to 70°C Temp. coefficient of zero: 0.02% FS /°C Pressure references: Vented Gauge, Sealed Gauge, Absolute Temp. coefficient of span: 0.02% FS /°C Overpressure rating: 150% FS Supply voltage: 12 to 36 VDC (5V for ratiometric output) Operating temp. range: -30 to +80°C Insulation resistance: 100MΩ @ 50VDC Process connection: G1/4 or others Electrical connection: DIN43650, others Precision: 0.5% FS (standard), 0.25% FS, 0.1% FS, combined LRH error Diaphragm materials: SS316L, Titanium, Hastelloy or Tantalum Long term stability: <0.2% FS/year Sealing: n-Butyronitrile or fluoro-rubber sealing ring Protection Level: IP65 with DIN connection; IP67 and IP68 (option) with cable connection MeasureX Pty Ltd U14, 42 Garden Boulevard, Melbourne VIC, 3172, Australia Frequency Response: 1kHz (with dynamic accuracy of < 2% Tel: +61 3 9558 2420 email: [email protected] Website: www.MeasureX.com.au

MRB20 General Purpose Pressure Transmitter Dimensions MRB20 with G1/4” port and DIN connector MRB20 with G1/2” port and cable connection Connection Diagrams 4/20mA, 2 wire loop powered Ordering Code MRB20 Range [-1/0]; [-1/+1]; [-0.5/+1]; 0.1, 0.2, 0.5, 1, 2, 5, 10, 20, 35, 50, 100, 200, 350, 600 bar or other ranges in bar or psi Pressure Reference VG (vented gauge) SG (sealed gauge) Abs (absolute) (1) Precision ± 0.5% FS 0.25% FS 0.1% FS Output Signal 4/20mA (2 wire loop-powered) 0/5V volts 0/10V volts 0.5/4.5V ratiometric 1/5V volts Pressure Port G1/4(¼" BSPP male) G1/2(½" BSPP male) R1/4(¼"...