5B38 Isolated, Wide-Bandwidth Strain Gage
Contents
1. 20 Vour EXCEPT 5839 21 RESERVED 22 READ ENABLE 0 i 23 WRITE ENABLE 0 AN RS VIEW BOTTOM VIEW Nx 4 Model 5B Series Module with pin out assignments ae Cy ESD CAUTION Z ESD electrostatic discharge sensitive d i WARNING body and test equipment and can dis ha wi 6 s cE protection circuitry permanent damn 7 e SAT 4 Therefore proper ESD precaut gt ESD SENSITIVE DEVICE NIST ISO IEC ANSI NCSk Mlk S ED by www raeservices com To receive a calibration and or repair quote RMA from R A E Services Inc Click here gt gt www raeservices com services quote htm OUTLINE DIMENSIONS 095 24 NIST ISO IEC ANSI NCSL gt MIL S7 D by www raeservices com NOTES To receive a calibration and or repair quote RMA from R A E Services Inc Click here gt gt www raeservices com services quote htm NIST ISO IEC ANSI NCSk Mik FD by www raeservices com To receive a calibration and or repair quote RMA from R A E Services Inc Click here gt gt www raeservices com services quote htm NOTES 2004 Analog Devices Inc All rights reserved Trademarks and ANALOG registered trademarks are the property of their respective companies www ana l 0 g c0 mMm saaa ia DEVICES NIST ISO IEC ANSI NCSL pMik 3 D by www raeservices com2. 70 nv Hz 10 mV peak peak Excitation 10 0 V 10 0 V 10 0 V 10 0 V 8 Z 30 mV 3 mV V Sensitivity Sensitivity Output Range 3 mV V 5 V to 5 V 3 mV V 5 V to 5 V 2 mV V 5 V to 5 V 5 Vto 5 V e PE Model 5B38 Half Bridge 0 08 Span 1 mV RTI 5 V 1 mV 15 ppm C 2 uV rms 250 nV Hz NIST ISO IEC ANSI NCSk Mlk ED by www raeservices com To receive a calibration and or repair quote RMA from R A E Services Inc Click here gt gt www raeservices com services quote htm Bandwidth 3 dB 10 kHz s Output Rise Time 10 to 90 Span 40 us Output Settling Time to 0 1 250 us 7 ms Common Mode Voltage CMV Input to Output Continuous 1500 V rms maximum Output to Power Continuous 3 V maximum Transient ANSI IEEE C37 90 1 1989 7 Common Mode Rejection CMR ro lt e 1 KQ Source Imbalance 50 60 Hz 100 dB Gs Normal Mode Rejection 50 60 Hz 3 dB 10 kHz Input Protection Signal and Excitation Voltage 9 Continuous 240 V rms maximum Transient ANSI IEEE C37 90 1 1989 Output Resistance 50 Q oy Voltage Output Protection Continuous Short to Ground 2 i Output Selection Time 6 US Cioaa O to 2 000 p i Q Output Enable Control Max Logic 0 1V Q Min Logic 1 2 5 V Max Logic 1 Input Current 0 Power Supply Voltage Power Supply Current a YZ A No Load i Power Supply Sensitivity g42 5uV RTI Si Mechanical D
3. Tg recei libration and or repair quote RMA from R A E Services Inc AN ALO Gree solated ide Bant ote DEVICES solated e Bandwidth Strain Gage Input 9B38 FEATURES Wide bandwidth Single Channel Signal Conditioning Interfaces Amplifies and Filters signals from full bridge and half bridge strain gage transduces between 300Q and 10kQ Isolated Precision Output of 5V to 5V 10 kHz bandwidth of the 5B38 ideally suits to measure signals that vary rapidly with time Module circuitry can withstand 240v rms at the input screw terminals All 5B38 series modules are mix and match and Hot Swappable APPLICATIONS Industrial signal conditioning Industrial signal isolation Industrial signal filtering PRODUCT OVERVIEW The 5B Series represents an innovative generation of loweesh high performance plug in signal conditioners Desig AT industrial applications these modules incorpor reliable transformer based isolation and autom ION mount manufacturing technology They are c low cost the 5B Series is an attrap i signal conditioners and in kOws Sl size 2 27 x users to address t without disturbin modules provide 0 t 45 R S N or B type thermocouple These modules feature complete signal conditioning functions including 240 V rms input protection filtering chopper stabilized low drift 1 uV oC amplification 1500 V rms isolation and sensor excitation when required All modules feature excell
4. ent common mode rejection and meet industrial transient surge withstand specifications Rev 0 Information furnished by Analog Devices is believed to be accurate and reliable However no responsibility is assumed by Analog Devices for its use nor for any infringements of patents or other rights of third parties that may result from its use Specifications subject to change without notice No license is granted by implication or otherwise under any patent or pa registered trademarks are the proper Ti ISOnEC FUNCTIONAL BLOCK DIAGRAM T ANTI ALIASING l ALTER SIGNAL ISOLATION 6 1 0 18 COMMON 4 o Your READ 22 ENABLE y 17 8v 0c POWER osc 1 1 6 POWER COMMON t OUTPUT SECTION a kplanes and mounting sockets lt r gnal conditioning solution for end programmable controllers analog recorders and dedicated control systems The 5 B series modules are ideally suited to applications where monitoring and control of temperature pressure flow rotation and other analog signals are required The 5B Series modules and backplanes are approved by Factory Mutual FM and the 5B Series modules are approved by the Canadian Standards Association CSA for use in Class 1 Division 2 Groups A B C and D locations These approvals certify that the 5B Series is su
5. h as strain on an automobile chassis during a crash test The 5B38 protects the computer side from damage due to field side over voltage faults The module withstands 240V rms at its input terminals without damage thereby shielding computer side circuitry from field side over voltage conditions In addition the 5B38 is mix and match and hot swappable with all 5B Series modules so can be inserted or removed from any socket in the same backplane without disrupting system power The 5B38 04 contains bridge completion circuitry so can function with half bridge strain gages For quarter bridge requirements the user must complete the bridge input to the half bridge level externally The factory can configure the module for a wide range of input ranges sensitivities A signle pole anti aliasing filter resides at each modules input A three pole low pass filter in the output stage sets MD X bandwidth and yields optimal noise performance for accurate measurement of small signals in high electrical noise A chopper stabilized input amplifier provides low drift and stable gain Signal isolation by transformer coupling uses a proprietary modulation technique for linear stable and reliable performance The differential inpat circuit on the field side is fully floating eliminating tendon input grounding A demodulator on the comput doMthe signal transformer then f port eliminati power supply itch s the need for e
6. imensions Q x 0 595 i O 9 1 mm x 15 1 mm o gt Environmental Rated Performance SG Temperature Range 25 C to 85 C 7 Operating 40 C to 85 C Storage 40 C to 85 C Relative Humidity 0 to 93 40 C non condensing i RFI Susceptibility 0 5 Span error 400 MHz 5 Watt 3 ft Same as full bridge version Includes the combined effects of repeatability hysteresis and nonlinearity Loads heavier than 50 kQ will degrade nonlinearity and gain temperature coefficient The output common must be kept within 3 V of power common Specifications subject to change without notice NIST ISO IEC ANSI NCSL gt MIL S7D by www raeservices com To receive a calibration and or repair quote RMA from R A E Services Inc Click here gt gt www raeservices com services quote htm PIN CONFIGURATIONS AND FUNCTIONAL DESCRIPTIONS 1 SENSOR 2 SENSOR 3 EXCITATION w Te p A A T f ah A s a a T f mG ee ngn Att 0 350 yy W USER SUPPL D g 8 9 HALF BRIDGE STRAIN GAGE QUARTER BRIDGE STRAIN GAGE 0 150 3 8 5 INPUTLO 6 INPUTHI FULL BRIDGE STRAIN GAGE Figure 3 5B38 Input Field Connections 0 385 9 8 Table 1 Pin Function Descriptions Pin No Description 0 525 12 9 1 EXC 2 LO 0 275 6 7 16 POWER COM 3 HI 9 17 5vDc 4 EXC 0 475 18 Vy 5839 ONLY 19 vo com Q
7. itable for use in locations where a hazardous concentration of flammable gas may exist only under fault conditions of operation Equipment of this category is called non incendive and they need no special enclosures or other physical safeguards The 5B series modules and backplanes have been tested and passed the stringent heavy industrial requirements of the European Union s electromagnetic compatibility ENC directive EN50082 1 and EN50081 2 When used according to installation directions refer to 5B series User Manual any errors caused by EMI RFI interference will be less than 0 1 of the full scale 5B measurement range for field strengths up to 10 V M and frequencies up to 1 GHz One Technology Way P O Box 9106 Norwood MA 02062 9106 U S A www analog com 4 Tel 781 329 4700 l NES cM L STD Ay www baeserviceSsCOMlog Devices Inc All rights reserved To receive a calibration and or repair quote RMA from R A E Services Inc Click here gt gt www raeservices com services quote htm GENERAL DESCRIPTION The 5B38 is a wide bandwidth single channel signal conditioning module that interfaces amplifies and filters signals from full bridge and half bridge strain gage transducers between 300Q and 10kQ The module provides an isolated bridge excitation of 10V and a protected isolated precision output of 5V to 5V The 10 kHz bandwidth of the module ideally suits to measure signals that vary rapidly with time suc
8. xternal a ions The switch is turned on by ath e low col Ci If the switch is to be on at all times dle in be grounded to power common as it is ae PSS 8 backplanes Figure 2 NIST ISO IEC ANSI NCSL gt MIb S7D by www raeservices com To receive a calibration and or repair quote RMA from R A E Services Inc Click here gt gt www raeservices com services quote htm 5B38 Models Available Model Input Bridge Type 5B38 02 Full Bridge 5B38 04 Half Bridge 5B38 05 Full Bridge 5B38 Custom s Bridge Range 300 Qto 10 kQ 300 Qto 10 kQ 300 Qto 10 kQ 300 Qto 10 kQ Custom Input sensitivity ranges are available Refer to configuration guide 5B38 Specifications Description Standard Ranges Custom Ranges Output Ranges Ri gt 50 KQ Initial 25 C Nonlinearity Input Offset vs Temperature Output Offset vs Temperature Gain vs Temperature eV Excitation Voltage Output full NS Load Range Load Regulation vs Temperature Half Bridge Voltage Half Bridge Voltage vs Tempe Input Bias Current Power On Power Off Overload Input 0 1 Hz to 10 Hz Bandwidth Input 10 kHz Bandwidth Output 100 kHz Bandwidth Model 5B38 Input Ranges 20 mV 2 mV V Seng 30 mV 3 mV V Se 10 mV to 500 mV 5 V to 5 V Y uV C 25 Th roe OAKQMminimum 300 Q maximum ppm mA 15 ppm C N A N A 3 nA Input Resistance 20 MQ minimum 40 kQ minimum 40 kQ minimum Noise 0 4 uV rms
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