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User’s Guide

OMB-DBK Option Cards and Modules

Part 1 of 2, Through OMB-DBK-34A

OMB-457-0911

rev

Summary of Contents for OMB-DBK-34A

Page 1: ...omega com e mail info omega com For latest product manuals omegamanual info Shop online at User sGuide OMB DBK Option Cards and Modules Part 1 of 2 Through OMB DBK 34A OMB 457 0911 rev 8 1...

Page 2: ...e TEL 33 0 1 61 37 2900 FAX 33 0 1 30 57 5427 Toll Free in France 0800 466 342 e mail sales omega fr Germany Austria Daimlerstrasse 26 D 75392 Deckenpfronn Germany TEL 49 0 7056 9398 0 FAX 49 0 7056 9...

Page 3: ...rtons and related procedures This symbol indicates the message is important but is not of a Warning or Caution category These notes can be of great benefit to the user and should be read In this manua...

Page 4: ...ecial attention to Warnings and Cautions Note During software installation Adobe PDF versions of user manuals will automatically install onto your hard drive as a part of product support The default l...

Page 5: ...1998 through 2005 917594 Part 1 of 2 Printed in the United States of America Part 1 of 2 DBK Options General Information through DBK34A...

Page 6: ...ii...

Page 7: ...ng Explains solutions to common noise wiring and configuration problems Dimensional Drawings DBK Cards and Modules Independent DBK documentation is provided in alphanumeric order on a DBK by DBK basis...

Page 8: ...CE Enhancements for Existing Products 1 17 2 System Connections and Pinouts Overview 2 1 P1 DB37 for Analog I O 2 3 P2 DB37 for Digital I O 2 4 P3 DB37 for Pulse Frequency High Speed Digital I O 2 5 P...

Page 9: ...204 Series P4 to P1 P2 P3 Adapters DBK206 P4 to P1 P2 P3 Adapter Board with Screw Terminals DBK207 and DBK207 CJC 16 Channel 5B Carrier Boards DBK208 Relay Carrier Board Opto 22 Compatible DBK209 P4 t...

Page 10: ...viii 917594 DBK Option Cards Modules User s Manual This page is intentionally blank...

Page 11: ...s Electrical shock or damage to equipment can result even under low voltage conditions CAUTION The discharge of static electricity can damage some electronic components Semiconductor devices are espec...

Page 12: ...peed Digital I O Depending on the primary data acquisition device connectivity issues differ slightly This will be made clear by the figures and accompanying text that follow Connecting DBKs to DaqBoo...

Page 13: ...onnectivity such as BNCs or screw terminals but performs no signal conditioning A CA 134 Interface Cable and a CN 86 F dual DB37 female adapter are used to provide the DB37 P1 connector Daq PC Card Ca...

Page 14: ...oviding a DB37 connector to interface with the primary data acquisition device a CA 37 3 cable includes three additional DB37 connectors These provide a means of adding three DBKs to one port Use of a...

Page 15: ...device s P1 P2 P3 connectors and its P4 connector can result in erroneous readings and possible equipment damage Therefore when connections have been made to P1 P2 and or P3 use caution when making c...

Page 16: ...00 Series Device via P1 P2 and P3 The P4 connector on a DaqBook 2000 AEX device shares signal connections with the P1 P2 and P3 connectors P4 offers no additional I O Connecting a DBK200 Series Option...

Page 17: ...gnal conflicts between a DaqBook 2000 AEX device s P1 P2 P3 connectors and its P4 connector can result in erroneous readings and possible equipment damage Therefore when connections have been made to...

Page 18: ...Method a Connect a CA 37 x cable to the appropriate DB37 connector P1 P2 or P3 on the DaqBook 2000 Series device b Connect the free end of the cable to the DBK card or module Optional Method a Connect...

Page 19: ...le 24 channels P2 DBK25 Relay Output Card 8 channels P2 DBK208 Carrier board for Opto 22 Compatible SSR Digital Modules 16 Channels P2 or P4 DBK210 Carrier Board for Grayhill 70M Series Mini Modules 3...

Page 20: ...ow Voltage Input Module 8 channels P1 DBK52 Thermocouple Input Module See note 2 14 channels P1 DBK53 Low Gain Analog Multiplexing Module See note 2 16 channels P1 DBK54 High Gain Analog Multiplexing...

Page 21: ...BK Card Several signal connection options were developed primarily for use with DaqBoard 2000 Series and cPCI DaqBoard 2000c Series Boards The DBK200 Series P4 Adapter documentation provides the basic...

Page 22: ...and power is applied This sequence can prevent equipment damage and will help ensure proper operation on startup Many DBKs have on board jumpers and or DIP switches that are used for setting channels...

Page 23: ...r high voltage devices 9 Follow your device s specific installation instructions For certain devices software should be installed first for others hardware should be installed prior to software instal...

Page 24: ...owered from a Transformer Rectifier Type Unregulated Power Supply The DBKs in this column use up to15 VDC 900 mA This transformer rectifier type power supply receives power from a 110 to 125 VAC sourc...

Page 25: ...s The DBK32A and the DBK33 can be powered from an included AC adapter an optional DBK30A battery module or from a 10 to 20 VDC source such as a car battery When installed in a DBK10 three slot expansi...

Page 26: ...0 VDC to 20 VDC LogBook The LogBook with no DBKs attached uses approximately 12 Watts of power If using battery power you can compute operational endurance from your battery s watt hr rating and the f...

Page 27: ...600 mA 12 VDC 7 2 W DaqBook 260 620 mA 12 VDC 7 44 W DaqBook 2001 2005 1000 mA 15 VDC 15 0 W DaqBook 2020 1000 mA 15 VDC 15 0 W DaqOEM 2001 2005 1000 mA 15 VDC 15 0 W DaqLab 1000 mA 15 VDC 15 0 W Daq...

Page 28: ...15 VDC 0 15 A from P1 21 15 VDC 0 05 A from P3 19 15 VDC 0 15 A from P1 2 15 VDC 0 05 A from P3 37 DaqBook 100 2100 mW DaqBook 112 2400 mW DaqBook 120 2100 mW DaqBook 200 4000 mW DaqBook 216 4000 mW...

Page 29: ...ub Total column 7th enter the product of column 5 and column 6 mW 3 Add the Sub Total column and enter the sum at the bottom right of the table This result is your power requirement in mW DBK32 DBK32A...

Page 30: ...10 DBK25 0 0 2 mA 10 DBK40 0 0 0 0 DBK41 0 0 0 0 DBK42 1 mA 1 mA 1 mA 35 DBK43A 1 mA 1 mA 1 mA 35 DBK44 1 mA 1 mA 60 mA Note 1 330 DBK45 52 mA 52 mA 1 mA 1565 DBK46 20 mA 20 mA 400 mA 2600 DBK48 1 mA...

Page 31: ...10 0 0 90 mA 450 DBK213 0 0 0 0 DBK214 0 0 10 mA 50 DBK215 0 0 10 mA 50 Total Power Requirement in mW Note 2 DBK207 DBK207 CJC DBK208 and DBK210 are not used with LogBook Three asterisks indicate that...

Page 32: ...pg 22 DBK Basics 967794 Daq Systems...

Page 33: ...the factory set default For DaqBoard and Daq PC Card choosing between differential and single ended inputs is made by software command Single ended mode refers to a mode or circuit set up in which a v...

Page 34: ...ground referenced shunt referenced and floating Differential Mode Ground Referenced In ground referenced configurations the signal voltage is referenced to a local common ground In most cases the loca...

Page 35: ...olid Loose wires will add noise to the circuit Low grade unshielded cables will act as antennas inducing more noise into the system For this reason all applications using a differential amplifier requ...

Page 36: ...ys zero or positive Bipolar signals can be negative or positive and typically range from 5 to 5 V 10 to 10 V for the 2000 Series Devices Using one or the other depends on the signal from the transduce...

Page 37: ...ce or eliminate any signal that is periodic Analog Filtering A filter is an analog circuit element that attenuates an incoming signal according to its frequency A low pass filter attenuates frequencie...

Page 38: ...reduced the source impedance from 10 k to effectively 0 k Placing such a buffer on each channel between the transducer and the multiplexer prevents the multiplexer s stray capacitance from combining w...

Page 39: ...16 unique channel addresses for each base channel A 100 kHz clock and user programming of the scan sequence control the sequencer Note 2000 Series Devices allow for selection of 100 kHz or 200 kHz in...

Page 40: ...to 15 of A D exp card 12 208 to 223 13 0 to 13 15 0 to 15 of A D exp card 13 224 to 239 14 0 to 14 15 0 to 15 of A D exp card 14 240 to 255 15 0 to 15 15 0 to 15 of A D exp card 15 256 to 271 High sp...

Page 41: ...Ch Ga Ga Set Set Trigger select Analog input from P1 Analog input from P1 Trigger input Analog trigger in comparator Gain adjusted analog input from P1 Computer output signal through digital to analog...

Page 42: ...th DaqBoard 2000 Series or cPCI DaqBoard2000c Series boards Note 2 Except in the case of a single channel scan the sampling rate per channel can be much slower than the scan rate Triggering Triggering...

Page 43: ...ble shows the P3 pinout for the 4 counter and 2 timer channels IN a digital input that increments the counter and provides a timebase for counter operation OUT an output of digital square waves and pu...

Page 44: ...at consist of other acquisition devices and software Overview Two point calibration makes use of correction constants to eliminate offset and gain errors in a temperature measurement system The graph...

Page 45: ...ing up the DBK19 card in DaqView as described previously consider one of the channels on the DBK19 for example channel 2 Suppose a type T thermocouple connected to this channel In DaqView select a sam...

Page 46: ...m and b Perform those entries and click on OK to save them You can then place the thermocouple back in the ice and fluidized sand baths observe the new readings and note the improvement in their accu...

Page 47: ...erates milli volt signals into the DBK19 card or other temperature measurement product These signals correspond to those that would be generated by the chosen thermocouple types at the selected temper...

Page 48: ...ee any addition of foreign matter solid liquid or gaseous ionized gases that may produce a reduction of dielectric strength or surface resistivity A pollution degree I has no influence on safety and i...

Page 49: ...mmunity conditions for CE compliance vary by product but general immunity conditions include Cables must be shielded braid type with metal shelled connectors Input terminal connections are to be made...

Page 50: ...board s circuitry resulting in ESD damage To comply with CE standards BNC connectors must be shielded from high voltage sources such as static charges Some points Cable and connector requirements are...

Page 51: ...used For this reason it is important to look at the pinout of the primary device in its associated user s manual Another reason to look at a specific user s manual is that you may find additional inf...

Page 52: ...under low voltage conditions CAUTION The discharge of static electricity can damage some electronic components Semiconductor devices are especially susceptible to ESD damage You should always handle...

Page 53: ...18 Ch 0 LO IN Ch 8 HI IN 18 Ch 0 LO IN Ch 8 HI IN 18 Ch 0 LO IN Ch 8 HI IN 19 SGND Signal Ground 19 AGND Analog Ground 19 AGND Analog Ground 20 ADC Pacer Clock Output Input 20 CTR 2 Output 8254 chip 2...

Page 54: ...DGND Digital Ground 21 DGND Digital Ground 21 DGND Digital Ground Port C Digital Input Output Port C Digital Input Output Port C Digital Input Output 22 C7 Port C Bit 7 22 C7 Port C Bit 7 22 C7 Port...

Page 55: ...0 Input 19 15 VDC Supply 19 CTR 2 In 9513 chip 19 15 VDC Supply 20 5 VDC Supply 20 5 VDC Supply 20 5 VDC Supply 21 DAC Pacer Clock Input or Output 21 D in Strobe Not Connected 21 Not Connected High Sp...

Page 56: ...it 8 P2 pin 37 A6 Port C bit 7 Dig I O P2 Digital Port C bit 7 or P2 expansion Data bit 7 P2 pin 22 B6 Port C bit 6 Dig I O P2 Digital Port C bit 6 or P2 expansion Data bit 6 P2 pin 23 A7 Port C bit 5...

Page 57: ...l Common See Ground Tables A26 DAC Pacer Dig I O External DAC Pacer Clock Input Internal DAC Pacer Output P3 pin 21 B26 ADC Pacer Dig I O External ADC Pacer Clock Input Internal ADC Pacer Output P1 pi...

Page 58: ...Ch10 Analog Analog Input Chan 10 SE Analog Input Chan 2L DIF P1 pin 16 B44 Analog In Ch2 Analog Analog Input Chan 2 SE Analog Input Chan 2H DIF P1 pin 35 A45 Signal Ground Analog Sense Common SGND P1...

Page 59: ...11 P2 13 P2 15 P2 17 P2 19 P2 21 P2 11 P2 13 P2 15 P2 17 P2 19 P2 21 P2 A10 B14 A23 A24 B25 B27 P3 11 P3 1 P3 2 P3 11 P3 30 P3 1 P3 2 P3 11 P3 30 P3 1 P3 2 P3 11 P3 30 P3 Analog Common AGND P4 Pin DBK...

Page 60: ...2 10 System Connections Pinouts 877095 DBK Option Cards and Modules...

Page 61: ...ting in H W Config DBK7 4 Channel Frequency to Voltage Input Card P1 ANALOG Must enter S1 setting in H W Config DBK8 8 Channel High Voltage Input Card P1 ANALOG Must enter JP16 setting in H W Conf DBK...

Page 62: ...in H W Config DBK70 Vehicle Network Interface Mux Module P1 ANALOG Refer to the DBK70 User s Manual DBK80 16 Ch Differential Voltage Input Card with Excitation Output P1 ANALOG No configuration in Daq...

Page 63: ...in DaqView DBK210 Grayhill TM 70M Series Mini Module Carrier Board P2 DIGITAL Must enter S1 settings and set the banks for Input or Output in the H W Configuration window DBK213 Screw Terminal Exp Car...

Page 64: ...setting information ready for each DIP switch rotary switch and jumper as applicable Reference Note If you need to go beyond the basic software setup information that follows refer to the DaqView doc...

Page 65: ...ion Cards External Connection P1 Channel Pull down List for Channel 0 3 Select the applicable DBK card from the drop down list If the card has jumper or switch setups that need to be set in DaqView a...

Page 66: ...n Note that you can access PDF versions of documents from the data acquisition CD by using the View PDFs button on the CD s intro page Complete the following steps to set up digital DBKs in DaqView 1...

Page 67: ...tion Cards External Connection P2 Channel Pull down List for Channel 0 3 Select the applicable digital DBK card If the card has jumpers or switches a related window will appear Two examples follow The...

Page 68: ...53 or DBK54 a message box should prompt you to select an internal clock speed of 100 kHz A Message Box Regarding Specific DBKs and the 100 kHz Internal Clock Speed Setting To select an Internal Clock...

Page 69: ...with LogBook DBK7 4 Ch Frequency to Voltage Input Card P1 ANALOG Note 1 DBK8 8 Channel High Voltage Input Card P1 ANALOG Select Input Voltage Range DBK9 8 Channel RTD Card P1 ANALOG Select the RTD Ty...

Page 70: ...Special Case Table page 4 3 DBK70 Vehicle Network Interface Mux Module P1 ANALOG Refer to the DBK70 User s Manual DBK80 16 Ch Differential Voltage Input Card with Excitation Output P1 ANALOG No confi...

Page 71: ...gView This will recognize the DBK48 but will identify it as a DBK42 For each 8B module select the 5B module that exhibits the same measurement ranges three examples follow For SC 8B30 01 select SC 5B3...

Page 72: ...are Configuration Window by clicking the Hardware Configuration button in LogView s toolbar A window similar to the following should appear Selecting P1 Analog IO and a Mode of Single Ended 2 Select P...

Page 73: ...put Channel Configuration Window Verify all channel numbers Assign user labels as desired The analog input spreadsheet see following figure uses four tabs to group analog input parameters Always visib...

Page 74: ...ters for each channel When possible use User Label names that closely resemble the Physical Channel names This practice makes channel identification easier to remember and helps avoid confusion Exampl...

Page 75: ...e Hardware Configuration button in LogView s toolbar A window similar to the following should appear Selecting P1 Analog IO and a Mode of Single Ended 2 Select P2 Digital IO and verify that its mode i...

Page 76: ...e Digital Input Channel Configuration Window Verify all channel numbers Assign user labels as desired Digital Counter Input Channel Configuration Window This completes the software setup for digital D...

Page 77: ...and free of sharp bends and twists Signal paths should avoid potential sources of noise such as high voltage and electromagnetic interference 4 Self Test Run system diagnostic tests to confirm the Log...

Page 78: ...e 4 If you still have not established communications go to Control Panel System Device Manager Ports LPT1 and verify the following a Under the General and Driver sections make sure the parallel port i...

Page 79: ...alled on DaqBook 100 Series devices DaqBook 200 Series devices and ISA Type DaqBoards to operate the following DBK options DBK2 DBK4 DBK5 DBK7 DBK17 DBK45 DBK50 and DBK51 Daq PC Cards do not have a JP...

Page 80: ...vice A DaqBook 100 Series DaqBook 200 Series and ISA type DaqBoard device analog outputs 12 bit D A converters are 0 to 5 volts using the internal 5 volt reference For different or higher analog outpu...

Page 81: ...Management in the DBK Basics section located near the front of the manual for more information on calculating the system power demand for all your DBK cards Available Power Chart Supply to Expansion D...

Page 82: ...12 or DBK13 The place to install the resistor is labeled by channel number and is designated by the letter L The letter H designates where to install a resistor between the high and common terminals i...

Page 83: ...to the factory must be accompanied by an RMA Return Merchandise Authorization number Use original shipping containers or equivalent to prevent shipping damage Include the information above plus The na...

Page 84: ...5 8 Troubleshooting Tips 967094 DBK Option Cards and Modules...

Page 85: ...is DBK34A DBK70 LogBook 300 WaveBook 512A WaveBook 516 WaveBook 516A DaqBook 2000A 11 x 8 5 x 2 63 Category page DD 6 One drawing provided DaqBook 2000E DaqBook 2000X WBK40 WBK41 WaveBook 516E 11 x 14...

Page 86: ...IEW RIGHT SIDE VIEW LEFT SIDE VIEW These dimensions apply to the following DaqBook 100 120 112 200 216 DBK1 DBK10 DBK23 DBK24 DBK30A DBK43A DBK50 DBK51 DBK52 DBK53 DBK54 DBK203 DBK204 TempBook 66 Wave...

Page 87: ...Chassis These dimensions apply to the following DaqBook 100 120 112 200 216 DBK1 DBK10 DBK23 DBK24 DBK30A DBK43A DBK50 DBK51 DBK52 DBK53 DBK54 DBK203 DBK204 TempBook 66 WaveBook 512 WaveBook 512H WBK1...

Page 88: ...x 1 72 Category Modern Chassis FRONT VIEW TOP VIEW REAR VIEW FAN SIDE VIEW VENT SIDE VIEW These dimensions apply to the following DaqBook 2000A DBK34A DBK70 LogBook 300 WaveBook 516 WaveBook 512A Wave...

Page 89: ...or Primary Devices and Modules 11 x 8 5 x 1 72 Category Legacy Chassis These dimensions apply to the following DBK34A DBK70 LogBook 300 WaveBook 516 WaveBook 512A WaveBook 516A Dimensional Drawings 94...

Page 90: ...odules 11 x 8 5 x 2 63 Category Modern Chassis FRONT VIEW TOP VIEW REAR VIEW FAN SIDE VIEW VENT SIDE VIEW These dimensions apply to the following DaqBook 2000E DaqBook 2000X WaveBook 516E WBK40 WBK41...

Page 91: ...Devices and Modules 11 x 14 x 3 44 Category Modern Chassis FRONT VIEW TOP VIEW REAR VIEW FAN SIDE VIEW VENT SIDE VIEW These dimensions apply to the following DaqBook 260 DBK60 LogBook 360 Dimensional...

Page 92: ...Chassis for Primary Devices and Modules 11 x 14 x 3 44 Category Legacy Chassis These dimensions apply to the following DaqBook 260 DBK60 LogBook 360 DD 8 949794 Dimensional Drawings...

Page 93: ...DBK21 DBK25 DBK32A DBK33 DBK44 DBK45 DBK80 DBK81 DBK82 Note 1 DBK83 Note 2 Note 1 DBK82 being significantly thicker than other boards does not fit into 1 slot enclosures such as the DBK10 and the Daq...

Page 94: ...DBK200 Series Boards DBK200 DBK201 DD 10 949794 Dimensional Drawings...

Page 95: ...DBK202 Note DBK203 and DBK204 are modules that house a DBK202 board Refer to the 11 x 8 5 x 1 40 category for applicable dimensions Dimensional Drawings 949794 DD 11...

Page 96: ...DBK205 DBK205 DD 12 949794 Dimensional Drawings...

Page 97: ...DBK206 Dimensional Drawings 949794 DD 13...

Page 98: ...DBK207 CJC These dimensions apply to the both the DBK207 and the DBK207 CJC DD 14 949794 Dimensional Drawings...

Page 99: ...DBK208 Dimensional Drawings 949794 DD 15...

Page 100: ...DBK209 DD 16 949794 Dimensional Drawings...

Page 101: ...Dimensions for Miscellaneous Components DIN 1 Dimensional Drawings 949794 DD 17...

Page 102: ...DIN 2 DD 18 949794 Dimensional Drawings...

Page 103: ...POD 1 for DBK83 POD 1 for DBK83 Dimensional Drawings 949794 DD 19 Dimensional Drawings 949794 DD 19...

Page 104: ...TB 100 Terminal Connector Option 68 pin SCSI III Screw Terminal Board DD 20 949794 Dimensional Drawings...

Page 105: ...DBK Cards Modules Part 1 of 2...

Page 106: ...DBK Cards Modules...

Page 107: ...t Card DBK9 8 Ch RTD Card DBK10 3 Slot Expansion Chassis DBK11A Screw Terminal and BNC Option Card DBK15 Universal Current Voltage Input Card DBK16 2 Ch Strain Gage Card DBK17 4 Ch SSH Card DBK18 4 Ch...

Page 108: ...DBK Cards Modules...

Page 109: ...of this manual Overview The DBK1 provides a convenient means of attaching analog input signals from BNC cables to a LogBook or Daq Device via the P1 interface Each of the 16 inputs has a switchable 1...

Page 110: ...channels 0 8 1 9 2 10 3 11 SW2 controls channels 4 12 5 13 6 14 7 15 JP4 Configuration in DaqBook 100 Series For DaqBook 100 DaqBook 112 and DaqBook 120 devices you must set the DaqBook s JP4 jumper f...

Page 111: ...ther P1 compatible DBK cards the DBK2 is addressed using one of 16 base channels Up to 4 DBK2s can share a single base channel for a maximum of 256 channels The DBK2 can control an array of external d...

Page 112: ...nd to output channels 0 through 3 To configure a channel for 5 V output place the shunt jumper across positions 1 2 default setting of the corresponding header see figure To configure a channel for 10...

Page 113: ...erence for DAC1 Applying an external voltage reference for DAC1 when using the SSH output will result in equipment damage due to a conflict on P1 pin 26 2 Place the JP2 jumper in the SSH position 3 Fo...

Page 114: ...ns Name Function 4 Channel Voltage Output Card Connectors DB37 male mates with P1 Screw terminals for signal output Resolution 14 bits monotonic Output Ranges 5 V or 10 V jumper selectable per channel...

Page 115: ...l Setup 13 Electrical Grounding 14 Practical Limitations 15 Cable Connector Handling Precautions 15 Cable Driving 16 Reference Notes o Chapter 2 includes pinouts for P1 P2 P3 and P4 Refer to pinouts a...

Page 116: ...x 10 DBK25 x 10 If the power required exceeds or is close to the available power you must add a power module or card for example a DBK30A or DBK32A DBK40 x 0 DBK41 x 0 DBK42 x 35 The following two ch...

Page 117: ...nfiguration Factory Defaults Current Level 4ma Coupling 10 Hz Current Source On 40Khz Filter In Line Both hardware and software are used in configuration This section focuses on the hardware Jumpers a...

Page 118: ...age mode measurement CAUTION When the input signal is DC coupled the current source must be deselected Jumper JP4 and or JP5 removed Failure to do so could result in damage to the transducer Current S...

Page 119: ...Channel Selection Up to 8 DBK4 cards can use 1 of 16 main channels Each DBK4 has 2 inputs thus the input capacity is 256 channels 2 inputs 8 cards 16 main channels The DBK4 uses JP1 and SW1 for chann...

Page 120: ...nt that is wired in parallel with each BNC connector The user is can customize the input connector as needed As a factory default the DBK4 is not populated with microdot connectors CE Compliance Speci...

Page 121: ...DAC1 when using the SSH output will result in equipment damage due to a conflict on P1 pin 26 3 For DaqBook 100 DaqBook 112 and DaqBook 120 only place the JP3 jumpers in bipolar mode 4 For DaqBook 100...

Page 122: ...B cut off frequency Fc settings per channel the lowest frequency is 141 6 Hz and the highest is 18 kHz In general high order BLPF introduce amplitude and phase distortion near the 3 dB cut off frequen...

Page 123: ...n 1 BNC connector per channel Dimensions 8 28 W 3 25 H Operating Specifications Power Consumption typical 20 mA 5 V 95 mA 15 V 80 mA 15 V Current Source Output Impedance 1 4 M Compliance 27 VDC Curren...

Page 124: ...10 958293 DBK Option Cards and Modules Cut off Fc 18 kHz 9 kHz 4 5 kHz 2 25 kHz 1125 Hz 562 5 Hz 281 2 Hz 141 6 Hz Flatness DC 80 Fc 0 2 dB Channel Matching DC 80 Fc Phase 6 Accuracy Passband Center...

Page 125: ...nection The MOSFET is powered from a constant current source of 2 or 4 mA at 27 volts In the quiet state the MOSFET circuit will bias off at about 12 V As the system is excited a voltage develops acro...

Page 126: ...noise can induce outputs unrelated to vibration input In general the effect diminishes as the accelerometer mass increases Using a light foam rubber boot may reduce this effect Frequency Response An a...

Page 127: ...6 ft to 10 32 Physical Setup Mounting Effects Adding an accelerometer to a test object may influence the object s mechanical resonance and or reduce the resultant vibration level The mass of the struc...

Page 128: ...ch could reduce the contact for a strong magnetic bond 3 Select a flat area to achieve maximum surface contact 4 Attach the magnet to the test surface CAREFULLY Remember that the pull of the magnet ri...

Page 129: ...f their size 10 32 and smaller connectors are relatively fragile Always hold the transducer steady and twist off the knurled coupling nut Never hold the coupling nut and twist the transducer Use 10 32...

Page 130: ...on should be considered The DBK4 constant current source provides 2 or 4 mA to integral electronics Use the higher current setting 4 mA for long cables high peak voltages and high signal frequencies T...

Page 131: ...hannels The DBK5 card neither sources nor sinks current instead it modulates current in an externally powered loop In this way the DBK5 acts as a current loop transmitter The DBK5 is compatible with b...

Page 132: ...n the range of 0 to 15 inclusive Micro switches 7 and 8 set the sub address to a value of 0 1 2 or 3 to distinguish one card from another for a given Daq device channel Both addresses are determined b...

Page 133: ...standards refer to the CE Compliance section of the Signal Management chapter DaqBook 100 Series 200 Series and DaqBoard ISA type Configuration Use of the DBK5 requires setting jumpers in DaqBooks 100...

Page 134: ...nly place the JP4 jumper in single ended mode DaqBook 2000 Series DaqBoard 2000 Series No jumper configurations are required for these 2000 series devices Software Setup Reference Notes o DaqView user...

Page 135: ...9 Software Setup 9 Hardware Function 9 Input Signal Conditioning 9 Edge Selection 11 Debouncing 11 Frequency Measurement 11 D A Conversion 12 Specifications DBK7 13 Reference Notes o Chapter 2 include...

Page 136: ...can be realized from the following block diagram Each channel Conditions an input signal Selects the signal s rising or falling edge Debounces the edge Measures the signal s frequency The D A converte...

Page 137: ...default is channel 0 Up to 4 cards can share the same J1 channel See switch S1 information in regard to card selection J1 16 Channels JP3 and JP4 CH 0 JP23 and JP24 CH 1 JP43 and JP44 CH 2 Input Circu...

Page 138: ...et the main channel and sub address as follows 1 Determine the main channel and card number for each DBK7 used It may be necessary to check the software setup and other cards in the system to avoid a...

Page 139: ...nnels can support 4 DBK7 cards and each DBK7 card can support 4 analog channels Both J1 and S1 3 6 select the main channel they must match S1 1 2 selects the card Every card must have a unique address...

Page 140: ...iltering to reduce the effects of noise 2 Position the input circuit jumpers for analog or digital see figure Verify that both jumpers for a channel are set the same JP3 and JP4 for channel 0 JP23 and...

Page 141: ...to four sensors to the DBK7 s input BNC connectors A CA 37 x or CA 131 x cable is used to connect the card to a LogBook or Daq device possibly through an expansion module via the card s DB37 connector...

Page 142: ...in 100 mV sensitivity and 0 1 accuracy The host computer must be properly grounded The host computer and peripheral equipment must be CE compliant Reference Notes If your data acquisition system needs...

Page 143: ...electing the cleanest edge to read and by setting a debounce delay to ignore spurious signals Analog Input Signal Conditioning The equivalent analog input circuit is shown in the figure Input voltages...

Page 144: ...uffer with input protection diodes The input thresholds are fixed TTL levels Below 0 5 V 0 8 V typical the Schmitt trigger buffer output is low Above 2 1 V 1 6 V typical the buffer output is high The...

Page 145: ...or noisy low frequency signals from switches and relays The figure shows the effect of 10 ms debouncing on a noisy signal To be counted a rising edge must be preceded by a low sustained for at least 1...

Page 146: ...e by the Digital to Analog Converter DAC This 12 bit number is determined by the formula D 4096 F Fmin Fmax Fmin where 0 DAC 4096 If the measured frequency is Fmin then the scaled result is 0 If the m...

Page 147: ...vel 50 mV typical 100 mV max p p sine wave 10 Hz to 100 kHz Any edge of 50 100 max mV amplitude and 5 V s rate Input impedance AC coupled 0 33 F in series w 20 K to ground 15 mV hysteresis High level...

Page 148: ...DBK7 pg 14 879895 DBK Option Cards and Modules...

Page 149: ...alling a second DB37 connector to accommodate input signals Pins 30 to 37 correspond to channels 7 to 0 pins 11 to 18 correspond to channels 15 to 8 or low 7 to 0 in differential mode This pinout for...

Page 150: ...l if one is configure for low channels and the other for high channels Placing the shunt jumper on JP16 in the 2 1 position sets the card address for the lower 8 channels 0 7 in an address group Placi...

Page 151: ...nded Mode DaqBook 2000 Series DaqBoard 2000 Series Configuration No jumper configurations are required for these 2000 series devices Daq Device Connection Several options exist for placement of the DB...

Page 152: ...Input Ranges 10 VDC 50 VDC 100 VDC selection by jumper for each channel Input Impedance 10 M Attenuation 10 V Vout Vin 2 50 V Vout Vin 10 100 V Vout Vin 50 Output Voltage Range 5 VDC Bandwidth 15 kHz...

Page 153: ...ogBook or the Daq Device through the DBK9 RTD expansion card Up to eight RTDs can attach to each DBK9 and up to 8 DBK9s can attach to the LogBook or the Daq Device for measuring a maximum of 256 tempe...

Page 154: ...ace each card must appear unique to the LogBook or the Daq Device This is accomplished by setting the Channel Select jumper JP1 and the Channel Group Select jumper JP4 of each DBK9 JP4 selects either...

Page 155: ...SA type Configuration Use of the DBK9 expansion card with DaqBooks 100 Series 200 Series and DaqBoards ISA type requires three jumper settings DBK Option Cards and Modules 879895 DBK9 pg 3 1 If not us...

Page 156: ...r DB37 male mates with P1 pinout screw terminals for signal connections Configurations 3 wire or 4 wire Alpha 0 00385 Inputs 8 channels Temperature Ranges 200 to 850 C RTD Excitation Current 100 500 A...

Page 157: ...41 is recommended Note Cards can be used alone without an enclosure if they are secured and protected as needed Note DBK10 requires no software configuration however the installed analog DBK cards do...

Page 158: ...Modules DBK10 Specifications Name Function 3 Slot Expansion Chassis Size 11 long x 8 wide x 1 3 8 high Weight 3 lb empty add 8 to 12 oz for each card Capacity Accommodates 3 DBK expansion cards Materi...

Page 159: ...1 P2 or P3 In addition to providing access to all 37 pins on a DB37 connector the card includes sockets for optional passive filtering components In regard to the optional filtering aspect the card pr...

Page 160: ...or designated P1 pins DBK11A Board Layout Reference Notes Refer to chapter 2 System Connections and Pinouts to verify the pin designations for P1 P2 or P3 as applicable The DBK11A screw terminals are...

Page 161: ...on the nature of the signal source CE Compliance Reference Note Should your data acquisition system need to comply with CE standards refer to the CE Compliance section of chapter 1 Signal Management S...

Page 162: ...Cards and Modules DBK11A Specifications Name Function Screw Terminal Card Connector DB37 male attaches to P1 P2 or P3 connector Wire Size Range 14 to 26 gage BNC Option DBK11A includes 4 BNCs for opti...

Page 163: ...f this manual Overview DBK15 uses a 16 channel multiplexer and a programmable gain input amplifier PGA Component sockets accept resistors that configure each channel for current to voltage conversion...

Page 164: ...one jumper is used on a single card No two cards in the same system can have the same jumper setting 4 On enhanced versions of this board bias resistors have been installed between the channel lows an...

Page 165: ...rm a resistor divider network In current mode RA is always shorted RB is shunted with a resistor 8 channels can be configured alike with 16 pin 8 resistor DIP 8 resistor networks With no resistors DBK...

Page 166: ...qBoard ISA Type Configuration Use of the DBK15 requires setting jumpers in DaqBooks 100 Series 200 Series and DaqBoards ISA type 1 If not using auxiliary power place the JP1 jumper in the expanded ana...

Page 167: ...using CA 37 x cable Attenuation Shunt Resistor Connector Machine sockets accommodate standard watt resistors Gain Ranges 1 2 Inputs 16 differential Voltage Input Ranges 5 VDC max Current Input Range...

Page 168: ...DBK15 pg 6 889094 DBK Option Cards and Modules...

Page 169: ...rain gages the DBK16 can accommodate user supplied bridge completion resistors that complete the bridge circuit The bridge circuit must be complete for the DBK16 to operate correctly Each channel of t...

Page 170: ...of 50 mA The maximum amount of excitation that can be provided by the DBK16 excitation regulator is represented by the following equation VEXC MAX 0 05 RGAGE Where RGAGE the resistance of 1 element in...

Page 171: ...gulation is optimized at the strain gage rather than at the terminal blocks For high accuracy this can be a worthwhile connection for as little as 10 feet of 22 gauge lead wire Kelvin Excitation Leads...

Page 172: ...e Quarter Bridge Negative R EOUT for DBK16 The quarter bridge configuration makes use of one element of the strain gage The three wire quarter bridge can be configured as positive or negative The abov...

Page 173: ...tered not necessarily regulated DC between 12 and 15 V To supply excitation to multiple DBK16s 1 Connect J1 terminals SRC and SRC to a source of filtered not necessarily regulated DC between 12 and 15...

Page 174: ...in headers JP6 for upper channel and JP7 for lower channel are set by default to use an external power source Moving the jumpers to the internal position connects the excitation terminals to the 15 VD...

Page 175: ...t Number 37Khz 10 4116R 001 100 19Khz 20 4116R 001 200 7Khz 50 4116R 001 500 3 7Khz 100 4116R 001 101 1 9Khz 200 4116R 001 201 700Hz 500 4116R 001 501 370Hz 1K 4116R 001 102 190Hz 2K 4116R 001 202 70H...

Page 176: ...sed Open Closed 11 10 Closed Closed Open 13 12 Closed Closed Closed 15 14 The switch settings are open 0 closed 1 enabled The weights when closed are A 1 B 2 C 4 The table above shows the switch setti...

Page 177: ...d allows the user to read the circuit offset voltage multiplied by the input amplifier and the low pass filter gain Dbk16SetScalingGain 10 Applies 5 mV to the input and allows the user to read the vol...

Page 178: ...ss filter and or AC coupling if required for your application 12 From the transducer specifications and the total gain of the DBK16 channel calculate the Daq device voltage transducer units and apply...

Page 179: ...lick on the CONFIGURE button Setup and verify your hardware setting with the diagram on the screen Please note that the coupling must be set to DC and the filter must be disabled to calibrate the DBK1...

Page 180: ...ge will be from our sensor we can calculate what the voltage gain should be on the DBK16 so the full scale sensor output will correspond to the full scale Daq device input Full scale Daq device inputs...

Page 181: ...making the adjustment The scaling gain reading you want to read is 005 input gain scaling gain Enable the input reading column and set the Scaling Gain Disable the input reading column For an input ga...

Page 182: ...DBK16 pg 14 879895 DBK Option Cards and Modules...

Page 183: ...e g pounds kilograms Executing a software scale and offset adjustment periodically to maintain accuracy Example of a Unit Conversion from Voltage to Pounds The trimpots provide course tuning so large...

Page 184: ...n Methods Several different calibration techniques are supported by strain gage signal conditioning modules Calibration methods include Nameplate 2 Point Shunt and Manual From the following discussion...

Page 185: ...on signals are DC set DC coupling for all the channels that are being adjusted If your application requires AC coupling don t forget to remove the jumpers when the adjustment procedure has been comple...

Page 186: ...equipped with a switch that allows the excitation voltage to be read by the LogBook and displayed in LogView For all DBK43A units to be adjusted you must 1 Reposition the DBK43A s physical calibratio...

Page 187: ...the current configuration to the LogBook 7 Select Indictors Enable Input Reading Column from the menu bar to display the excitation values for each channel Download Button Selecting Enable Input Readi...

Page 188: ...come with Gage Factors GF used to calculate the approximate output of the bridge circuit with a typical strain value The formula is VBR VEXC G S B 4 See following important notice Where VBR Bridge ou...

Page 189: ...ng 5V by the maximum output voltage of the sensor Before performing the calculation it is typically a good idea to pad the maximum sensor voltage by about 5 so that once amplified it won t bump into t...

Page 190: ...B Option C Option D Input Gain 420 100 240 300 Filter Gain enabled No Yes 2 Yes 2 See Note No Scaling Gain 1 2 1 1 75 1 4 Total Gain 420 420 420 420 For Option C the LPF gain is typically x2 For gain...

Page 191: ...ble Input Reading Column from the menu bar This displays the offset values for the enabled channels 6 Set the offset voltage to 0 0V for each transducer by adjusting the trimpot labeled OFFSET for the...

Page 192: ...therwise GF 1 Example 1 If GI 250 and the filter is disabled the GAIN trimpot would be adjusted to obtain 1 25V Example 2 If GI 250 and the filter is enable the GAIN trimpot would be adjusted to obtai...

Page 193: ...ifier is set to x100 the Offset potentiometer would need to nullify 400mV DBK16 For DBK16s the Offset Potentiometer can adjust out 0 to 5V of offset amplified by the Input Amplifier DBK43A For DBK43As...

Page 194: ...loads is no load In the case of a weight scale the scale would first be unloaded to adjust the offset then a known load near maximum expected would be applied to adjust the gain Shunt calibration disc...

Page 195: ...during usage VI Input voltage range Example The load standard that will be applied to the gage as the 2nd point in the 2 Point calibration is 100lbs The maximum expected load during usage is 150lbs T...

Page 196: ...n to send the current configuration to the LogBook 5 Select Indictors Enable Input Reading Column from the menu bar to display the offset values for each channel 6 For the associated channel apply the...

Page 197: ...to the left of the base channel to which it is attached to expand the hardware tree Setting a DBK43A Cal Norm Switch to CAL 5 Repeat this process for each DBK43A that is to be adjusted 6 Click OK to l...

Page 198: ...is purpose LogView provides a means of assigning a mathematical scale and offset to each channel Scale and offset information from that chapter has been repeated below for convenience In User Scaling...

Page 199: ...re Quarter Bridge 2 wire Bridge Resistors On board provisions for 4 bridge completion resistors per channel Type Input Differential DC Input Impedance 100 M in parallel with 150 pF CMRR 115 dB Excitat...

Page 200: ...DBK16 pg 32 879895 DBK Option Cards and Modules...

Page 201: ...activated at the beginning of each channel scan and freezes all signals present on DBK17 inputs for the duration of the scan allowing for non skewed readings of all channels A DBK17 channel should ne...

Page 202: ...ds the signals one by one to the acquisition device At the device the ADC digitizes each reading The resulting data is a snapshot of conditions at a selected instant although the multiplexing and anal...

Page 203: ...s is a daisy chain interface each card must have a unique address channel and card number Note that the default setting for SW6 is Card 1 To configure the card locate the 16 2 pin header labeled J1 ne...

Page 204: ...ve both JP1 jumpers Refer to Power Requirements in the DBK Basics section and to the DBK32A and DBK33 sections as applicable 2 Place the DaqBook 100 Series or DaqBook 200 Series device s JP2 jumper in...

Page 205: ...Aperture Uncertainty 50 ns Output Droop Rate 0 1 V s Input Gains 1 10 100 200 500 User Set Input Offset Voltage 500 V 5000 G maximum nullable Input Offset Drift 5 100 G V C maximum Input Bias Current...

Page 206: ...DBK17 pg 6 879895 DBK Option Cards and Modules...

Page 207: ...is provided for a gain resistor for custom gain selection instead of unity gain 1 Gain for any channel can be set to any value between unity and 500 by installing an appropriate resistor Four separat...

Page 208: ...rs labeled RG1 to RG4 The table in the figure shows gain values for switch settings 0 to 4 If a custom gain is desired the switch is set to position 0 and a gain resistor must be mounted and soldered...

Page 209: ...ations are required for these 2000 series devices Configuring DBK18 Filter Sections There are 4 low pass 3 pole active filters on the DBK18 Each filter can be enabled EN or bypassed BY by placement of...

Page 210: ...these options are depicted in the following illustration The use of plug in modules provides excellent gold to gold contact between the components of the plug in module and the on board header The fo...

Page 211: ...none 0 01 F 50 3 16 M 0 001 F none 3 16 M none 3 16 M none none 100 1 58 M 0 001 F none 1 58 M none 1 58 M none none 200 787 k 0 001 F none 787 k none 787 k none none 500 316 k 0 001 F none 316 k non...

Page 212: ...ors 100 K each to analog common Gain Errors 0 04 1 0 1 10 0 2 100 0 4 200 1 0 500 Gain vs Temperature 1 20 ppm C 10 20 ppm C 100 40 ppm C 200 60 ppm C 500 100 ppm C Non Linearity 1 to 0 015 full scale...

Page 213: ...rew terminals the DBK21 uses DB37 connectors Both cards connect to the P2 digital I O port via the interface cable CA 37 x Note DBK20 and DBK21 require a P2 interface and therefore can not be used wit...

Page 214: ...l DBK10 enclosure slide the DB37 end of the board into a rear opening and secure with hold in screw washer at rear panel 2 Connect an accessory ribbon cable with x indicating the number of cards to be...

Page 215: ...ound 14 N C Pin not connected not used 15 GND Digital ground 16 N C Pin not connected not used 17 GND Digital ground 18 5 V 5 V supply Refer to Power Requirements DBK Basics pg 13 19 GND Digital groun...

Page 216: ...OFF OFF OFF OFF OFF OFF OFF OFF LR7 ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON LR8 ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON HEX 20 21 22 23 24 25 26 27 28 29 2A 2B 2C 2D 2E 2F LR1 ON ON ON...

Page 217: ...Levels Minimum Required 1 Voltage Level 2 0 V Maximum Allowed 0 Voltage Level 0 8 V Output Float Leakage Current 10 A DBK21 Specifications Name Function General Purpose Digital I O Card Number of Cha...

Page 218: ...DBK20 and DBK21 pg 6 879795 DBK Option Cards and Modules...

Page 219: ...opriate P4 adapter These adapters are discussed in the DBK200 series document modules The DBK23 provides 500 V isolation from the DaqBook DaqBoard or LogBook system and from channel to channel Up to 8...

Page 220: ...rder to connect wires to terminal blocks Each input channel or bit is equipped with a discrete two pole screw terminal block for isolated HI and LOW termination The terminals accept 12 AWG to 22 AWG w...

Page 221: ...0x69 0x68 3 0 1 1 0x6E 0x6D 0x6C 2 4 1 0 0 0x72 0x71 0x70 5 1 0 1 0x76 0x75 0x74 3 6 1 1 0 0x7A 0x79 0x78 7 1 1 1 0x7E 0x7D 0x7C DaqBook and DaqBoard Connection Connect the P2 digital I O port of the...

Page 222: ...gBook to the P2 connector of the DBK23 using an accessory cable Select up to 8 positions for a total of 192 programmable isolated inputs Software Setup Reference Notes o DaqView users Refer to chapter...

Page 223: ...OFF OFF OFF OFF OFF OFF OFF OFF OFF LR7 ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON LR8 ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON HEX 20 21 22 23 24 25 26 27 28 29 2A 2B 2C 2D 2E 2F LR1 ON...

Page 224: ...O channels Connector Screw terminals for signal outputs Input Voltage Levels Range 3 to 30 VDC Input Current 1 5 to 15 mA Operating Voltage Range 9 to 24 VDC Module Power Requirements 0 25 W AC adapt...

Page 225: ...that connects to the LogBook s DaqBook s or DaqBoard s ISA type P2 Digital I O Port or for a DaqBoard 2000 Series board except DaqBoard 2003 to an appropriate P4 adapter These adapters are discussed i...

Page 226: ...N connector labeled POWER OUT can be cascaded to another accessory A single power source can supply multiple DBK24 units CAUTION Excessive power consumption can cause equipment damage Calculate system...

Page 227: ...resetting the Outputs Each of the 24 outputs of the DBK24 can be configured to be ON or OFF at system power on time Each port has an 8 pole DIP switch Port A Preset Port B Preset and Port C Preset Bef...

Page 228: ...ort A 0 0 0 0 0 0x62 0x61 0x60 1 0 0 1 0x66 0x65 0x64 1 2 0 1 0 0x6A 0x69 0x68 3 0 1 1 0x6E 0x6D 0x6C 2 4 1 0 0 0x72 0x71 0x70 5 1 0 1 0x76 0x75 0x74 3 6 1 1 0 0x7A 0x79 0x78 7 1 1 1 0x7E 0x7D 0x7C So...

Page 229: ...4 per attached DBK card DaqBook and DaqBoard Configuration The DBK24 requires no hardware configuration setups internal to the DaqBook or DaqBoard LogBook Connection Connect the P2 digital I O port of...

Page 230: ...OFF OFF OFF OFF OFF OFF OFF OFF OFF LR7 ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON LR8 ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON HEX 20 21 22 23 24 25 26 27 28 29 2A 2B 2C 2D 2E 2F LR1 ON...

Page 231: ...als for signal outputs Output Channel Ratings Maximum current channel 1 A Voltage drop 1 A and 25 C 1 V Maximum open circuit voltage 60 VDC Off state leakage 10 A Module Power Requirements 1 5 W 120 V...

Page 232: ...DBK24 pg 8 879795 DBK Option Cards and Modules...

Page 233: ...acts for isolated switching of AC or DC loads or signals via the LogBook s P2 digital port or via the Daq device s or adapter s P2 digital port The P2 port operating in the expanded I O mode can addre...

Page 234: ...1 H61 ON OFF OFF OFF OFF 17 H71 ON OFF OFF OFF ON 2 H62 OFF ON OFF OFF OFF 18 H72 OFF ON OFF OFF ON 3 H63 ON ON OFF OFF OFF 19 H73 ON ON OFF OFF ON 4 H64 OFF OFF ON OFF OFF 20 H74 OFF OFF ON OFF ON 5...

Page 235: ...OFF OFF OFF OFF OFF OFF OFF OFF OFF LR7 ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON LR8 ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON HEX 20 21 22 23 24 25 26 27 28 29 2A 2B 2C 2D 2E 2F LR1 ON...

Page 236: ...guration No hardware configuration setups internal to the DaqBook or DaqBoard are needed for expanded TTL I O Software Setup Reference Notes o DaqView Users Refer to chapter 3 DBK Setup in DaqView o L...

Page 237: ...th included splice plates and dual lock tabs The included power adapter converts AC power to 24 VDC for charging DBK30A s two battery packs Automatic charging circuits recharge the internal batteries...

Page 238: ...C Mode The 28 VDC mode actually provides both 14 VDC and 28 VDC Loop currents for two wire 4 20 mA transmitters 1 7 A hr require 28 VDC The battery run time typically ranges from 1 to 6 hours dependin...

Page 239: ...reen indicates the 14 and 28 VDC positions 4 Change the selection if required If you do not need 28 V SW2 should be in the default position 14 VDC 5 Replace the top cover and secure with screw Power C...

Page 240: ...is simple as shown below A DIN5 connector allows easy connection of lead wires The 28 VDC mode can also be used to provide a 14 VDC excitation source for bridge type sensors such as load cells strain...

Page 241: ...is in the high current 2 A charge mode Flashing One or two flashes at a time indicates the batteries are fully charged POWER OUT Indicates power is flowing out to an external device CAUTION Periodical...

Page 242: ...onfiguration 12 series connected sub C cells Output Voltage 14 4 V or 28 8 V depending on the selected mode Output Fuses 2 A Battery Amp Hours 3 4 A hr 1 7 A hr pack Charge Termination Peak detection...

Page 243: ...and 24 V systems Power storage capacity is 5 A hr 12 VDC or 2 5 A hr 24 VDC For reliable data acquisition in a vehicle the DBK34A provides clean and consistent operating power Prior to engine generato...

Page 244: ...most exhausted Within a few minutes internal cutoff circuits disconnect the load from the batteries to prevent the possibility of deep cycle damage Note Current protection is provided by four fuses Tw...

Page 245: ...4 VDC only 1 Connect the MAIN POWER INPUT positive to Terminal 3 of TB1 2 Connect MAIN POWER INPUT negative to Terminal 5 of TB1 TB1 s Terminal 4 is reserved for factory use and is not to be connected...

Page 246: ...ate runtime under various loads can be computed from the storage capacity 5 A hr in 12 V mode 2 5 A hr in 24 V mode and the load main unit and other DBKs See Power Requirements in the DBK Basics secti...

Page 247: ...Output overload 7 5A MINI ATO LITTLEFUSE 297 07 5 F4 15 A Input overload 15A MINI ATO LITTLEFUSE 297 015 DBK34A Fuse Location Reference To replace a fuse 1 Disconnect the DBK34A from loads and from s...

Page 248: ...ry Packs 2 Battery Pack Configuration 6 series connected D cells Output Voltage 12 V or 24 V set by jumpers on TB1 Output Fuses F2 and F3 one 7 5 A fuse for each internal gel pack battery Input Fuses...

Page 249: ...therwise shall not exceed the purchase price of the component upon which liability is based In no event shall OMEGA be liable for consequential incidental or special damages CONDITIONS Equipment sold...

Page 250: ...ty Indicators Turbine Paddlewheel Systems Totalizers Batch Controllers pH CONDUCTIVITY pH Electrodes Testers Accessories Benchtop Laboratory Meters Controllers Calibrators Simulators Pumps Industrial...

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