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OMB-DAQ-2416 User`s Guide

1. Pin Signal name Pin description Pin Signal name Pin description 1 NC No connect 49 NC No connect 2 CHOH Channel 0 50 CH15L Channel 31 3 CHOL Channel 16 51 CH15H Channel 15 4 NC No connect 52 IC14 No connect 5 ICO No connect 53 4WC14 No connect 6 CH1H Channel 1 54 CH14L Channel 30 7 CHIL Channel 17 55 CH14H Channel 14 8 4WC1 No connect 56 IC13 No connect 9 IC1 No connect 57 4WC13 No connect 10 CH2H Channel 2 58 CH13L Channel 29 11 CH2L Channel 18 59 CH13H Channel 13 12 4WC2 No connect 60 IC12 No connect 13 IC2 No connect 61 4WC12 No connect 14 CH3H Channel 3 62 CH12L Channel 28 15 CH3L Channel 19 63 CH12H Channel 12 16 4WC3 No connect 64 IC11 No connect 17 IC3 No connect 65 4WC11 No connect 18 GND Analog ground 66 GND Analog ground 19 CH4H Channel 4 67 CH11L Channel 27 20 CHAL Channel 20 68 CH11H Channel 11 21 4WC4 No connect 69 IC10 No connect 22 IC4 No connect 70 4WC10 No connect 23 CH5H Channel 5 71 CH10L Channel 26 24 CH5L Channel 21 72 CH10H Channel 10 25 4WC5 No connect 73 IC9 No connect 26 IC5 No connect 74 4WC9 No connect 27 CH6H Channel 6 75 CH9L Channel 25 28 CH6L Channel 22 76 CH9H Channel 9 29 4WC6 No connect 77 IC8 No connect 30 IC6 No connect 78 4WC8 No connect 31 CH7H Channel 7 79 CH8L Channel 24 32 CH7L Channel 23 80 CH8H Channel 8 33 4WC7 No connect 81 GND Ana
2. Pin Signal name Pin description Pin Signal name Pin description 1 CH16H Channel 16 33 CH31L Channel 63 2 CH16L Channel 48 34 CH31H Channel 31 3 CH17H Channel 17 35 CH30L Channel 62 4 CH17L Channel 49 36 CH30H Channel 30 5 CH18H Channel 18 37 CH29L Channel 61 6 CH18L Channel 50 38 CH29H Channel 29 7 CH19H Channel 19 39 CH28L Channel 60 8 CH19L Channel 51 40 CH28H Channel 28 9 CH20H Channel 20 41 CH27L Channel 59 10 CH20L Channel 52 42 CH27H Channel 27 11 CH21H Channel 21 43 CH26L Channel 58 12 CH21L Channel 53 44 CH26H Channel 26 13 CH22H Channel 22 45 CH25L Channel 57 14 CH22L Channel 54 46 CH25H Channel 25 15 CH23H Channel 23 47 CH24L Channel 56 16 CH23L Channel 55 48 CH24H Channel 24 17 GND Analog ground 49 GND Analog ground 18 GND Analog ground 50 GND Analog ground 19 5VUSER 5V output 51 NC No connect 20 NC No connect 52 NC No connect 21 DIO8 Digital input output 69 DIO23 Digital input output 22 DIO9 Digital input output 70 DIO22 Digital input output 23 DIO10 Digital input output 71 DIO21 Digital input output 24 DIO11 Digital input output 72 DIO20 Digital input output 25 DIO12 Digital input output 73 DIO19 Digital input output 26 DIO13 Digital input output 74 DIO18 Digital input output 27 DIO14 Digital input output 75 DIO17 Digital input output 28 DIO15 Digital input output 76 DIO16 Digital input output 29 DGND Digital ground 61 DGND
3. 35 OMB DAQ 2416 User s Guide Specifications Range A D data error Offset INL error Absolute Gain temperature Offset rate of error of accuracy coefficient temperature reading range reading C coefficient uV C 125 V 3750 S s 0 0025 74V 0 0008 48 050 uV 0 0006 1 2000 S s 0 0025 0 0008 50 632 u V 0 0006 1 1000 S s 0 0025 8uV 0 0008 49 359 uV 0 0006 1 500 S s 0 0025 8uV 0 0008 49 709 uV 0 0006 1 100 S s 0 0025 8uV 0 0008 49 604 uV 0 0006 1 60 S s 0 0025 8 uV 0 0008 49 417 uV 0 0006 1 50 S s 0 0025 8uV 0 0008 49 610 uV 0 0006 1 25 S s 0 0025 8 uV 0 0008 49 584 uV 0 0006 1 10 S s 0 0025 8uV 0 0008 49 482 uV 0 0006 1 5 S s 0 0025 8uV 0 0008 49 489 u V 0 0006 1 2 5 S s 0 0025 8uV 0 0008 49 489 u V 0 0006 1 0 625 V 3750 S s 0 003 74V 0 0005 28 775 uV 0 0006 1 2000 S s 0 003 74V 0 0005 28 679 uV 0 0006 1 1000 S s 0 003 0 0005 27 762 uV 0 0006 1 500 5 5 0 003 0 0005 28 167 0 0006 1 100 5 5 0 003 0 0005 28 088 u V 0 0006 1 60 S s 0 002 0 0005 21 709 u V 0 0006 1 50 S s 0 002 0 0005 21 773 uV 0 0006 1 25 8 5 0 002 0 0005 21 746 u V 0 0006 1 10 S s 0 002 0 0005 21 927 0 0006 1 5 8 5 0 002 0 0005 21 803 uV 0 0006 1 2 5 S s 0 002 0 0005 21 784 u V 0 0006 1 0 3125 V 3750 S s 0 005 74V
4. 1YEAR WARRANTY Extended Warranty Program Guide Shop online at e mail info omega com For latest product manuals omegamanual info OMB DAQ 2416 Multi function 1 O USB Data Acquisition Module OMEGAnet Online Service Internet e mail omega com info omega com U S A ISO 9001 Certified Canada Servicing North America Omega Engineering Inc One Omega Drive Box 4047 Stamford CT 06907 0047 USA Toll Free 1 800 826 6342 TEL 203 359 1660 FAX 203 359 7700 e mail info omega com 976 Bergar Laval Quebec Canada H7L 5A1 Toll Free 1 800 826 6242 TEL 514 856 6928 FAX 514 856 6886 e mail info omega ca For immediate technical or application assistance U S A and Canada Mexico Benelux Czech Republic France Germany Austria United Kingdom ISO 9001 Certified Sales Service 1 800 826 6342 1 800 TC OMEGA Customer Service 1 800 622 2378 1 800 622 BEST Engineering Service 1 800 872 9436 1 800 USA WHEN En Espafiol 001 203 359 7803 PAX 001 203 359 7807 info omega com mx e mail espanol omega com Servicing Europe Managed by the United Kingdom Office Toll Free 0800 099 3344 TEL 31 20 347 21 21 FAX 31 20 643 46 43 e mail sales omega nl Frystatska 184 733 01 Karvin
5. data Sensor temperature Accuracy error Accuracy error typical Tempco rate range maximum C C 3750 S s 200 C 2 413 C 1 352 C 0 017 0 C 1 069 C 0 551 C 1000 C 1 575 C 1 211 C 2000 S s 200 C 2 413 C 1 352 C 0 017 0 C 1 069 C 0 551 C 1000 C 1 575 C 1 211 C 1000 S s 200 C 2 413 C 1 352 C 0 017 0 C 1 069 C 0 551 C 1000 C 1 575 C 1 211 C 500 S s 200 C 2 306 C 1 244 C 0 017 0 C 1 017 C 0 499 C 1000 C 1 539 C 1 175 C 100 S s 200 C 2 306 C 1 244 C 0 017 0 C 1 017 C 0 499 C 1000 C 1 539 C 1 175 C 60 S s 200 C 2 306 C 1 244 C 0 017 0 C 1 017 C 0 499 C 1000 C 1 539 C 1 175 C 50 S s 200 C 2 306 C 1 244 C 0 017 0 C 1 017 C 0 499 C 1000 C 1 539 C 1 175 C 25 S s 200 C 2 306 C 1 244 C 0 017 0 C 1 017 C 0 499 C 1000 C 1 539 C 1 175 C 10 S s 200 C 2 306 C 1 244 C 0 017 0 C 1 017 C 0 499 C 1000 C 1 539 C 1 175 C 5 S s 200 C 2 306 C 1 244 C 0 017 0 C 1 017 C 0 499 C 1000 C 1 539 C 1 175 C 2 5 S s 200 C 2 306 C 1 244 C 0 017 0 C 1 017 C 0 499 C 1000 C 1 539 C 1 175 C To achieve the thermocouple accuracies listed above the OMB DAQ 2416 should be warmed up for 45 minutes after the initial power on The accuracies listed above are only guaranteed if the OMB DAQ 2416 is housed in its plastic enclosure 33 OM
6. Low pulse width 500 ns minimum Note 7 The DGND and GND pins pins 18 36 39 42 44 46 66 81 84 93 94 are common and are isolated from earth ground Memory Table 24 Memory specifications EEPROM 4096 bytes isolated micro reserved for sensor configuration 256 bytes USB micro for external application use Microcontroller Table 25 Microcontroller specifications Type One high performance 8 bit RISC microcontroller with USB interface non isolated One high performance 16 bit RISC microcontroller for measurements isolated 41 OMB DAQ 2416 User s Guide Specifications Power Table 26 Power specifications Parameter Conditions Specification Supply current Note 8 Quiescent current 330 mA External power input Note 9 5 V 5 External power supply Omega p n OMB DAQ 2416 ADAP included 5 VDC 10 W 5 regulation Voltage supervisor limits 4 5 V gt Va Or Veg gt 5 5 V PWR LED Off power fault 4 5 V lt Var lt 5 5 V PWR LED On 5V user output voltage range Available at terminal block pin 35 4 9 V minimum to 5 1 V maximum User 5V user output current Available at terminal block pin 35 10 mA maximum Isolation Measurement system to PC 500 VDC minimum Note 8 This is the total quiescent current requirement for the OMB DAQ 2416 which includes up to 10 mA for the status LED This does not include
7. 1 year Calibration reference 10 000 V 5 mV maximum Actual measured values stored in EEPROM Tempco 5 ppm C maximum Long term stability 30 ppm 1000 hours Digital input output Table 21 Digital input specifications Number of I O 8 channels Configuration Each DIO bit can be independently read from DIN or written to DOUT The DIN bits can be read at any time whether the DOUT is active or tri stated Input voltage range 0 to 15 V Input type CMOS Schmitt trigger Input characteristics 47 pull up pull down resistor 28 series resistor Maximum input voltage range 0 to 20 V maximum power on off relative to DGND pins 93 and 94 Pull up pull down configuration All pins pulled up to 5 V via individual 47 resistors the JP1 shorting block default position is pins 1 and 2 Pull down capability is available by placing the JP1 shorting block across pins 2 and 3 Transfer rate software paced 500 port reads or single bit reads per second typical Input high voltage 1 3 V minimum 2 2 V maximum Input low voltage 1 5 V maximum 0 6 V minimum Schmitt trigger hysteresis 0 4 V minimum 1 2 V maximum Note 2 DGND pins pins 93 94 are recommended for use with digital input and digital output pins The DGND and GND pins are common and are isolated from earth ground Table 22 Digital output specifications
8. 7 CH19H Channel 19 HI 55 CH28L Channel 28 LO 8 CH19L Channel 19 LO 56 CH28H Channel 28 HI 9 CH20H Channel 20 HI 57 CH27L Channel 27 LO 10 CH20L Channel 20 LO 58 CH27H Channel 27 HI 11 CH21H Channel 21 HI 59 CH26L Channel 26 LO 12 CH21L Channel 21 LO 60 CH26H Channel 26 HI 13 CH22H Channel 22 HI 61 CH25L Channel 25 LO 14 CH22L Channel 22 LO 62 CH25H Channel 25 HI 15 CH23H Channel 23 HI 63 CH24L Channel 24 LO 16 CH23L Channel 23 LO 64 CH24H Channel 24 HI 17 GND Analog ground 65 GND Analog ground 18 GND Analog ground 66 GND Analog ground 19 5VUSER 5V output 67 NC No connect 20 NC No connect 68 NC No connect 21 DIO8 Digital input output 69 DIO23 Digital input output 22 DIO9 Digital input output 70 DIO22 Digital input output 23 DIO10 Digital input output 71 DIO21 Digital input output 24 DIO11 Digital input output 72 DIO20 Digital input output 25 DIO12 Digital input output 73 DIO19 Digital input output 26 DIO13 Digital input output 74 DIO18 Digital input output 27 DIO14 Digital input output 75 DIO17 Digital input output 28 DIO15 Digital input output 76 DIO16 Digital input output 29 DGND Digital ground 77 DGND Digital ground 30 DGND Digital ground 78 DGND Digital ground 31 NC No connect 79 NC No connect 32 NC No connect 80 NC No connect 48 OMB DAQ 2416 User s Guide Specifications Do not connect to terminal block pins labeled NC Table 37 32 channel single ended mode pin out
9. 2 5 S s Number of input channels 1 1102 94 877 19 609 76 378 79 93 98 57 78 48 45 24 61 9 94 4 98 2 50 2 551 47 438 60 304 88 189 39 46 99 28 89 2422 12 30 4 97 2 49 1 25 3 367 65 292 40 203 25 126 26 31 33 19 26 16 15 8 20 3 31 1 66 0 83 4 275 74 219 30 152 44 94 70 23 50 14 45 12 11 6 15 2 48 1 25 0 62 5 220 59 175 44 121 95 75 76 18 80 11 56 9 69 4 92 1 99 1 00 0 50 6 183 82 146 20 101 63 63 13 15 66 9 63 8 07 4 10 1 66 0 83 0 42 7 157 56 125 31 87 11 54 11 13 43 8 25 6 92 3 92 1 42 0 71 0 36 8 137 87 109 65 76 22 47 35 11 75 7 22 6 06 3 08 1 24 0 62 0 31 9 122 55 97 47 67 75 42 09 10 44 6 42 5 38 2 73 1 10 0 55 0 28 10 110 29 87 72 60 98 37 88 9 40 5 78 4 84 2 46 0 99 0 50 0 25 11 100 27 79 74 55 43 34 44 8 54 5 25 440 2 24 0 90 0 45 0 23 12 91 91 73 10 50 81 31 57 7 83 4 82 4 04 2 05 0 83 0 42 0 21 13 84 84 67 48 46 90 29 14 7 23 4 44 3 73 1 89 0 76 0 38 0 19 14 78 78 62 66 43 55 27 06 6 71 4 13 3 46 1 76 0 71 0 36 0 18 15 73 53 58 48 40 65 25 25 6 27 3 85 3 23 1 64 0 66 0 33 0 17 16 68 93 54 82 38 11 23 67 5 87 3 61 3 03 1 54 0 62 0 31 0 16 17 64 88 51 60 35 87 22 28 5 53 3 40 2 85 1 45 0 58 0 29 0 15 18 61 27 48 73 33 88 21 04 5 22 3 21 2 69 1 37 0 55 0 28 0 14 19 58 05 46 17 32 09 19 94 4 95 3 04 2 55 1 30 0 52 0 26 0 13 20 55 15 43 86 30 49 18 94 4 70 2 89 2 42 1 23 0 50 0 25 0 12 21 52 52
10. C 1300 C 1 915 C 1 524 C 2 5 S s 200 C 3 196 C 1 750 C 0 029 0 C 1 096 C 0 553 C 1300 C 1 915 C 1 524 C To achieve the thermocouple accuracies listed above the OMB DAQ 2416 should be warmed up for 45 minutes after the initial power on The accuracies listed above are only guaranteed if the OMB DAQ 2416 is housed in its plastic enclosure 29 OMB DAQ 2416 User s Guide Specifications Table 7 type thermocouple accuracy specifications including CJC measurement error All specifications are A D data rate Sensor Accuracy error Accuracy error Tempco temperature range maximum typical C C 3750 S s 50 C 4 826 C 3 133 C 0 082 250 C 2 117 C 1 424 C 1768 C 2 842 C 2 347 C 2000 S s 50 C 4 826 C 3 133 C 0 082 250 C 2 117 C 1 424 C 1768 C 2 842 C 2 347 C 1000 S s 50 C 4 826 C 3 133 C 0 082 250 C 2 117 C 1 424 C 1768 C 2 842 C 2 347 C 500 S s 50 C 4 065 C 2 379 C 0 082 250 C 1 805 C 1 113 C 1768 C 2 619 C 2 123 C 100 S s 50 C 4 065 C 2 379 C 0 082 250 C 1 805 C 1 113 C 1768 C 2 619 C 2 123 C 60 S s 50 C 4 065 C 2 379 C 0 082 250 C 1 805 C 1 113 C 1768 C 2 619 C 2 123 C 50 S s 50 C 4 065 C 2 379 C 0 082 250 C 1 805 C 1 113 C 1768 C 2 619 C 2
11. C 3 798 C 2 226 C 0 088 250 C 1 853 C 1 156 C 1768 C 2 922 C 2 332 C 60 S s 50 C 3 798 C 2 226 C 0 088 250 C 1 853 C 1 156 C 1768 C 2 922 C 2 332 C 50 S s 50 C 3 798 C 2 226 C 0 088 250 C 1 853 C 1 156 C 1768 C 2 922 C 2 332 C 25 S s 50 C 3 798 C 2 226 C 0 088 250 C 1 853 C 1 156 C 1768 C 2 922 C 2 332 C 10 S s 50 C 3 798 C 2 226 C 0 088 250 C 1 853 C 1 156 C 1768 C 2 922 C 2 332 C 5 S s 50 C 3 798 C 2 226 C 0 088 250 C 1 853 C 1 156 C 1768 C 2 922 C 2 332 C 2 5 S s 50 C 3 798 C 2 226 C 0 088 250 C 1 853 C 1 156 C 1768 C 2 922 C 2 332 C To achieve the thermocouple accuracies listed above the OMB DAQ 2416 should be warmed up for 45 minutes after the initial power on The accuracies listed above are only guaranteed if the OMB DAQ 2416 is housed in its plastic enclosure 31 OMB DAQ 2416 User s Guide Specifications Table 9 B type thermocouple accuracy specifications including CJC measurement error All specifications are A D data rate Sensor Accuracy error Accuracy error Tempco temperature range maximum typical C C 3750 S s 250 C 5 489 C 3 956 C 0 14 700 C 2 283 C 1 743 C 1820 C 2 202 C 1 842 C 2000 S s 250 C 5 489 C 3 956 C 0 14
12. Figure 6 Components front view Digital screw terminal blocks 37 pin expansion connector Analog TC input screw terminal block CH 8 CH 15 differential CH 8 CH 31 single ended Figure 7 Components rear view 13 OMB DAQ 2416 User s Guide Functional Details LEDs The OMB DAQ 2416 has two LEDs on the right side of the housing Power and Activity The Power LED is located above the Activity LED Both LEDs are solid green when the OMB DAQ 2416 is connected to a computer Power LED The Power LED blinks when you plug the power supply into the OMB DAQ 2416 and continues to blink while the device initializes the hardware If it continues blinking for more than second there may be a problem with the OMB DAQ 2416 and you should cycle the power After the device is initialized the LED remains solid green If an application issues a blink LED command then the power LED blinks a few times Activity LED The Activity LED blinks rapidly when both the USB and the external power cables are plugged in It continues blinking rapidly while the device is connecting to the computer and then turns solid Whenever the device receives a USB command the Activity LED blinks off and then returns to solid green When an analog in scan is running the Activity LED blinks continuously USB connector The USB connector is on the right side of the OMB DAQ 2416 provides communication External power connector
13. Number of I O 8 channels Configuration Each DIO bit can be independently read from DIN or written to DOUT The DIN bits may be read at any time whether the DOUT is active or tri stated Output characteristics 47k pull up open drain DMOS transistor Pull up configuration All pins pulled up to 5 V via individual 47 kQ resistors the JP1 shorting block default position is pins 1 and 2 Transfer rate software paced Digital output 500 port writes or single bit writes per second typical Output voltage range 0 to 5 V no external pull up resistor internal 47 kQ pull up resistors connected to 5V by default 0 to 15 V maximum Note 5 Drain to source breakdown voltage 50 V minimum Off state leakage current Note 6 0 1 uA Sink current capability 150 mA maximum continuous per output pin 150 mA maximum continuous for all eight channels DMOS transistor on resistance drain to source 40 Note 3 Each DMOS transistor s source pin is internally connected to GND Note 4 DGND pins pins 93 94 are recommended for use with digital input and digital output pins The DGND and GND pins are common and are isolated from earth ground 40 OMB DAQ 2416 User s Guide Specifications Note 5 The external pull up is connected to the digital output bit through an external pull up resistor Adding an external pull up resistor connects it in parall
14. 0 0006 24 500 uV 0 0006 1 2000 S s 0 005 0 0006 23 443 u V 0 0006 1 1000 S s 0 005 6uV 0 0006 23 086 u V 0 0006 1 500 S s 0 005 0 0006 23 094 0 0006 1 100 5 5 0 005 6uV 0 0006 23 084 u V 0 0006 1 60 S s 0 005 0 0006 23 288 u V 0 0006 1 50 5 5 0 005 0 0006 23 232 0 0006 1 25 8 5 0 005 0 0006 23 191 uV 0 0006 1 10 5 5 0 005 0 0006 23 125 u V 0 0006 1 5 S s 0 005 0 0006 23 182 u V 0 0006 1 2 5 S s 0 005 0 0006 23 127 u V 0 0006 1 0 15625 3750 S s 0 006 0 0005 15 856 uV 0 0006 1 2000 S s 0 006 0 0005 15 793 u V 0 0006 1 1000 S s 0 006 0 0005 15 902 u V 0 0006 1 500 S s 0 006 0 0005 16 118 uV 0 0006 1 100 5 5 0 006 0 0005 15 877 uV 0 0006 1 60 S s 0 006 0 0005 16 014 uV 0 0006 1 50 S s 0 006 0 0005 16 122 0 0006 1 25 8 5 0 006 6uV 0 0005 15 903 u V 0 0006 1 10 S s 0 006 0 0005 15 927 uV 0 0006 1 5 S s 0 006 0 0005 15 981 uV 0 0006 1 2 5 S s 0 006 0 0005 15 979 u V 0 0006 1 36 OMB DAQ 2416 User s Guide Specifications Range A D data Gainerror Offset error Absolute Gain temperature Offset rate of error of accuracy coefficient temperature reading range reading C coefficient uV C 20 078125 V 3750 S s 0 035 0 0009 33 547 0 0006 1 2000 5 5 0 035 6 uV 0 0009
15. 123 C 25 S s 50 C 4 065 C 2 379 C 0 082 250 C 1 805 C 1 113 C 1768 C 2 619 C 2 123 10 5 5 50 C 4 065 C 2 379 C 0 082 250 C 1 805 C 1 113 C 1768 C 2 619 C 2 123 C 5 S s 50 C 4 065 C 2 379 C 0 082 250 C 1 805 C 1 113 C 1768 C 2 619 C 2 123 C 2 5 S s 50 C 4 065 C 2 379 C 0 082 250 C 1 805 C 1 113 C 1768 C 2 619 C 2 123 C To achieve the thermocouple accuracies listed above the OMB DAQ 2416 should be warmed up for 45 minutes after the initial power on The accuracies listed above are only guaranteed if the OMB DAQ 2416 is housed in its plastic enclosure 30 OMB DAQ 2416 User s Guide Specifications Table 8 S type thermocouple accuracy specifications including CJC measurement error All specifications are A D data rate Sensor Accuracy error Accuracy error Tempco temperature range maximum typical C C 3750 S s 50 C 4 510 C 2 930 C 0 088 250 C 2 165 C 1 468 C 1768 C 3 187 C 2 597 C 2000 S s 50 C 4 510 C 2 930 C 0 088 250 C 2 165 C 1 468 C 1768 C 3 187 C 2 597 C 1000 S s 50 C 4 510 C 2 930 C 0 088 250 C 2 165 C 1 468 C 1768 C 3 187 C 2 597 C 500 S s 50 C 3 798 C 2 226 C 0 088 250 C 1 853 C 1 156 C 1768 C 2 922 C 2 332 C 100 S s 50
16. 34 252 u V 0 0006 1 1000 S s 0 035 0 0009 33 696 u V 0 0006 1 500 S s 0 035 0 0009 34 002 u V 0 0006 1 100 S s 0 035 0 0009 34 005 u V 0 0006 1 60 S s 0 035 0 0009 33 866 u V 0 0006 1 50 S s 0 035 0 0009 34 026 uV 0 0006 1 25 8 5 0 035 6uV 0 0009 33 933 u V 0 0006 1 10 S s 0 035 0 0009 33 937 u V 0 0006 1 5 S s 0 035 0 0009 33 969 uV 0 0006 1 2 5 S s 0 035 0 0009 33 934 uV 0 0006 1 Input bandwidth Table 13 input bandwidth A D data rate 3 dB Bandwidth Hz 3750 S s 1615 2000 S s 878 1000 S s 441 500 S s 221 100 S s 44 2 60 S s 26 5 50 S s 22 1 25 S s 11 1 10 S s 4 42 5 5 5 2 21 2 5 5 5 1 1 Noise performance For the peak to peak noise distribution test a differential input channel is connected to GND at the input terminal block and 50 000 samples are acquired at the maximum rate available at each setting Table 14 Peak to Peak noise performance specifications uV A D data rate Range 3750 S s 2000 5 5 1000 S s 500 5 5 100 5 5 60 S s 50 5 5 25 S s 10 5 5 5 5 5 2 5 S s 20 V 230 31 186 92 126 84 100 14 57 22 57 22 49 59 47 58 23 84 2384 1431 10 V 126 84 100 14 71 76 45 06 30 52 30 52 26 70 19 07 11 92 9 54 9 54 5 V 56 74 47 56 34 21 25 87 16 21 14 31 14 31 14 30 5 96 4 77 4 77 2 5 V 32 96 28 79 17 94 14
17. 41 77 29 04 18 04 4 48 2 75 2 31 1 17 0 47 0 24 0 12 22 50 13 39 87 27 72 17 22 4 27 2 63 2 20 1 12 0 45 0 23 0 11 23 47 95 38 14 26 51 16 47 4 09 2 51 2 11 1 07 0 43 0 22 0 11 24 45 96 36 55 25 41 15 78 3 92 241 2 02 1 03 0 41 0 21 0 10 25 44 12 35 09 24 39 15 15 3 76 231 1 94 0 98 0 40 0 20 0 10 26 42 42 33 74 23 45 14 57 3 61 2 22 1 86 0 95 0 38 0 19 0 10 27 40 85 32 49 22 58 14 03 3 48 2 14 1 79 0 91 0 37 0 18 0 09 28 39 39 31 33 21 78 13 53 3 36 2 06 1 73 0 88 0 35 0 18 0 09 29 38 03 30 25 21 03 13 06 3 24 1 99 1 67 0 85 0 34 0 17 0 09 30 36 76 29 24 20 33 12 63 3 13 1 93 1 61 0 82 0 33 0 17 0 08 31 35 58 28 30 19 67 12 22 3 03 1 86 1 56 0 79 0 32 0 16 0 08 32 34 47 27 41 19 05 11 84 2 94 1 81 1 51 0 77 0 31 0 16 0 08 47 OMB DAQ 2416 User s Guide Specifications OMB AI EXP32 screw terminal pin out Do not connect to terminal block pins labeled NC Table 36 32 channel differential mode pin out Pin Signal name Pin description Pin Signal name Pin description 1 CH16H Channel 16 HI 49 CH31L Channel 31 LO 2 CH16L Channel 16 LO 50 CH31H Channel 31 HI 3 CH17H Channel 17 HI 51 CH30L Channel 30 LO 4 CH17L Channel 17 LO 52 CH30H Channel 30 HI 5 CH18H Channel 18 HI 53 CH29L Channel 29 LO 6 CH18L Channel 18 LO 54 CH29H Channel 29 HI
18. 700 C 2 283 C 1 743 C 1820 C 2 202 C 1 842 C 1000 S s 250 C 5 489 C 3 956 C 0 14 700 C 2 283 C 1 743 C 1820 C 2 202 C 1 842 C 500 S s 250 C 4 387 C 2 885 C 0 14 700 C 1 879 C 1 340 C 1820 C 1 962 C 1 601 C 100 S s 250 C 4 387 C 2 885 C 0 14 700 C 1 879 C 1 340 C 1820 C 1 962 C 1 601 C 60 S s 250 C 4 387 C 2 885 C 0 14 700 C 1 879 C 1 340 C 1820 C 1 962 C 1 601 C 50 S s 250 C 4 387 C 2 885 C 0 14 700 C 1 879 C 1 340 C 1820 C 1 962 C 1 601 C 25 S s 250 C 4 387 C 2 885 C 0 14 700 C 1 879 C 1 340 C 1820 C 1 962 C 1 601 C 10 S s 250 C 4 387 C 2 885 C 0 14 700 C 1 879 C 1 340 C 1820 C 1 962 C 1 601 C 5 S s 250 C 4 387 C 2 885 C 0 14 700 C 1 879 C 1 340 C 1820 C 1 962 C 1 601 C 2 5 S s 250 C 4 387 C 2 885 C 0 14 700 C 1 879 C 1 340 C 1820 C 1 962 C 1 601 C To achieve the thermocouple accuracies listed above the OMB DAQ 2416 should be warmed up for 45 minutes after the initial power on The accuracies listed above are only guaranteed if the OMB DAQ 2416 is housed in its plastic enclosure 32 OMB DAQ 2416 User s Guide Specifications Table 10 E type thermocouple accuracy specifications including CJC measurement error All specifications are
19. Digital ground 30 DGND Digital ground 62 DGND Digital ground 31 63 NC No connect 32 NC No connect 64 NC No connect 49 OMB DAQ 2416 User s Guide Specifications OMB DAQ 2416 screw terminal pin out with OMB AI EXP32 attached Table 38 OMB DAQ 2416 single ended mode pin out with OMB AI EXP32 connected Do not connect to terminal block pins labeled NC Pin Signal name Pin description Pin Signal name Pin description 1 NC No connect 49 NC No connect 2 CHOH Channel 0 50 CH15L Channel 47 3 CHOL Channel 32 51 CH15H Channel 15 4 NC No connect 52 IC14 No connect 5 ICO No connect 53 4WC14 No connect 6 CH1H Channel 1 54 CH14L Channel 46 7 CHIL Channel 33 55 CH14H Channel 14 8 4WC1 No connect 56 IC13 No connect 9 IC1 No connect 57 4WC13 No connect 10 CH2H Channel 2 58 CH13L Channel 45 11 CH2L Channel 34 59 CH13H Channel 13 12 4WC2 No connect 60 IC12 No connect 13 IC2 No connect 61 4WC12 No connect 14 CH3H Channel 3 62 CH12L Channel 44 15 CH3L Channel 35 63 CH12H Channel 12 16 4WC3 No connect 64 IC11 No connect 17 IC3 No connect 65 4WC11 No connect 18 GND Analog ground 66 GND Analog ground 19 CH4H Channel 4 67 CH11L Channel 43 20 CH4L Channel 36 68 CH11H Channel 11 21 4WC4 No connect 69 IC10 No connect 22 IC4 No connect 70 4
20. No connect 5 GND Analog ground 6 VCC 12 V power 7 NC No connect 8 NC No connect 9 IM_A2 control signal 10 IM A1 control signal 11 IM AO control signal 12 IMEN10 control signal 13 IMEN9 control signal 14 IMEN8 control signal 15 IMEN7 control signal 16 DIO LOAD2 control signal 17 DIO LOAD1 control signal 18 NC No connect 19 NC No connect 20 3 3V_ISO 3 3 V power 21 GND Analog ground 22 5 VA 5 V analog power 23 20 5V 20 5 V power 24 GND Analog ground 25 20 5V 20 5 V power 26 VDD_ISO 5 V digital power 27 EXTDIO_INT control signal 28 CM_A3 control signal 29 5 1 control signal 30 SM_AO control signal 31 CM_A2 control signal 32 SCL Serial I O control signal 33 SDA Serial I O control signal 34 MOSI Serial I O control signal 35 SCK Serial I O control signal 36 NC No connect 37 NC No connect The multiple channel throughput rate calculation is based on the following formula Maximum throughput nata rate 1 1 where n is the number of channels 640 5 46 OMB DAQ 2416 User s Guide Specifications Table 35 Multiple channel throughput rate specifications Hz OMB DAQ 2416 and optional OMB AI EXP32 expansion module 3750 S s 2000 S s 1000 S s 500 5 5 100 S s 60 S s 50 5 5 25 5 5 10 S s 5 5 5
21. any potential loading of the digital I O bits or the 5V user terminal Note 9 This specification applies to the actual voltage level at the input to the external power connector of the OMB DAQ 2416 Table 27 AC power requirements Parameter Conditions Specification Output voltage 5 V 5 Output wattage 10 watts Power jack configuration Two conductor Power jack barrel diameter 6 3mm Power jack pin diameter 2 0mm Power jack polarity Center positive USB specifications Table 28 USB specifications USB device type USB 2 0 full speed Device compatibility USB 1 1 USB 2 0 USB cable type A B cable UL type AWM 2527 or equivalent minimum 24 AWG VBUS GND minimum 28 AWG D D USB cable length 5 meters maximum Environmental The environmental specifications listed in Table 29 apply only to the OMB DAQ 2416 and not to the external power supply Table 29 Environmental specifications Operating temperature range 0 to 50 C maximum Storage temperature range 40 to 85 C maximum Humidity 0 to 90 non condensing maximum 42 OMB DAQ 2416 User s Guide Specifications Mechanical Table 30 Mechanical specifications Dimensions 245 mm L x 146 mm W x 50mm H User connection length 5 meters maximum Screw terminal connector type and pin out Table 31 Screw terminal
22. connector specifications Connector type Detachable screw terminal Wire gauge range 16 AWG to 30 AWG Screw terminal pin out For additional channel configurations when using the optional AI EXP expansion device refer to the Optional OMB AI EXP32 expansion module section on page 46 43 OMB DAQ 2416 User s Guide Specifications Do not connect to terminal block pins labeled NC Table 32 16 channel differential mode pin out Pin Signal name Pin description Pin Signal name Pin description 1 NC No connect 49 NC No connect 2 CHOH Channel 0 HI 50 CH15L Channel 15 LO 3 CHOL Channel 0 LO 51 CH15H Channel 15 HI 4 NC No connect 52 IC14 No connect 5 ICO No connect 53 4WC14 No connect 6 CH1H Channel 1 HI 54 CH14L Channel 14 LO 7 CHIL Channel 1 LO 55 CH14H Channel 14 HI 8 4WC1 No connect 56 IC13 No connect 9 IC1 No connect 57 4WC13 No connect 10 CH2H Channel 2 HI 58 CH13L Channel 13 LO 11 CH2L Channel 2 LO 59 CH13H Channel 13 HI 12 4WC2 No connect 60 IC12 No connect 13 IC2 No connect 61 4WC12 No connect 14 CH3H Channel 3 HI 62 CH12L Channel 12 LO 15 CH3L Channel 3 LO 63 CH12H Channel 12 HI 16 4WC3 No connect 64 IC11 No connect 17 IC3 No connect 65 4WC11 No connect 18 GND Analog ground 66 GND Analog ground 19 CH4H Channel 4 HI 67 CH11
23. 0 003 74V 0 0008 387 2016 uV 0 0006 3 100 S s 0 002 8uV 0 0008 288 470 uV 0 0006 3 60 S s 0 002 10uV 0 0008 290 090 uV 0 0006 3 50 S s 0 002 8uV 0 0008 287 719uV 0 0006 3 25 5 5 0 002 0 0008 285 672 uV 0 0006 3 10 S s 0 002 0 0008 285 982 uV 0 0006 3 5 S s 0 002 0 0008 286 003 uV 0 0006 3 2 5 S s 0 002 0 0008 286 086 uV 0 0006 3 5 V 3750 S s 0 003 21uV 0 0008 210 800 uV 0 0006 2 2000 S s 0 003 21uV 0 0008 210 712uV 0 0006 2 1000 S s 0 003 8 uV 0 0008 198 254 uV 0 0006 2 500 S s 0 002 0 0008 146 499 uV 0 0006 2 100 5 5 0 002 0 0008 147 285 uV 0 0006 2 60 5 5 0 002 8uV 0 0008 148 216uV 0 0006 2 50 S s 0 002 0 0008 146 196 uV 0 0006 2 25 8 5 0 002 0 0008 145 996 uV 0 0006 2 10 5 5 0 002 0 0008 145 820 uV 0 0006 2 5 8 5 0 002 0 0008 145 817 uV 0 0006 2 2 5 8 5 0 002 0 0008 145 810 uV 0 0006 2 2 5 V 3750 5 5 0 002 13 0 0008 83 000 uV 0 0006 1 2000 5 5 0 002 13 0 0008 83 062 uV 0 0006 1 1000 S s 0 002 0 0008 79 487 uV 0 0006 1 500 S s 0 0015 0 0008 66 232 u V 0 0006 1 100 S s 0 0015 0 0008 66 685 u V 0 0006 1 60 S s 0 0015 10uV 0 0008 67 014 uV 0 0006 1 50 S s 0 0015 8 uV 0 0008 65 314 uV 0 0006 1 25 S s 0 0015 8uV 0 0008 65 901 uV 0 0006 1 10 S s 0 0015 8uV 0 0008 65 759 u V 0 0006 1 5 S s 0 0015 8uV 0 0008 65 800 u V 0 0006 1 2 5 S s 0 0015 8uV 0 0008 65 769 uV 0 0006 1
24. 00 S s 100 5 6 60 5 6 50 5 6 25 5 6 105 6 55 6 2 5 S s Number of input channels 1 1102 94 877 19 609 76 378 79 93 98 57 78 48 45 24 61 9 94 4 98 2 50 2 551 47 438 60 304 88 189 39 46 99 28 89 24 22 12 30 4 97 2 49 1 25 3 367 65 292 40 203 25 126 26 31 33 19 26 16 15 8 20 3 31 1 66 0 83 4 275 74 219 30 152 44 94 70 23 50 14 45 12 11 6 15 2 48 1 25 0 62 5 220 59 175 44 121 95 75 76 18 80 11 56 9 69 4 92 1 99 1 00 0 50 6 183 82 146 20 101 63 63 13 15 66 9 63 8 07 4 10 1 66 0 33 0 42 7 157 56 125 31 87 11 54 11 13 43 8 25 6 92 3 52 1 42 0 71 0 36 8 137 87 109 65 76 22 47 35 11 75 7 22 6 06 3 08 1 24 0 62 0 31 9 122 55 97 47 67 75 42 09 10 44 6 42 5 38 2 73 1 10 0 55 0 28 10 110 29 87 72 60 98 37 88 9 40 5 78 4 84 2 46 0 99 0 50 0 25 11 100 27 79 74 55 43 34 44 8 54 5 25 4 40 2 24 0 90 0 45 0 23 12 91 91 73 10 50 81 31 57 7 83 4 82 4 04 2 05 0 83 0 42 0 21 13 84 84 67 48 46 90 29 14 7 23 4 44 3 73 1 89 0 76 0 38 0 19 14 78 78 62 66 43 55 27 06 6 71 4 13 3 46 1 76 0 71 0 36 0 18 15 73 53 53 48 40 65 25 25 6 27 3 85 3 23 1 64 0 66 0 33 0 17 16 68 93 54 82 38 11 23 67 5 87 3 61 3 03 1 54 0 62 0 31 0 16 39 OMB DAQ 2416 User s Guide Specifications Analog input calibration Table 20 Analog input calibration specifications Parameter Specifications Recommended warm up time 45 minutes minimum Calibration Firmware calibration Calibration interval
25. 0031 0 0031 0 0020 0 0017 0 0015 0 0012 0 0010 0 0010 0 0012 0 0009 0 0009 0 15625 V 0 0056 0 0062 0 0048 0 0037 0 0032 0 0025 0 0024 0 0021 0 0019 0 0022 0 0016 0 078125 V 0 0114 0 0123 0 0076 0 0070 0 0041 0 0051 0 0046 0 0036 0 0032 0 0030 0 0034 Channel switching error is defined as the accuracy that be expected after one conversion when switching from a channel with a DC input at one extreme of full scale to another channel with a DC input at the other extreme of full scale expressed in terms of percentage of full scale value 38 OMB DAQ 2416 User s Guide Specifications Throughput rate The single channel throughput rate is calculated using this formula 1 Maximum throughput a 640 us datarate Table 18 Single channel throughput rate specifications A D data rate Maximum throughput Hz 3750 S s 1102 94 2000 S s 877 19 1000 S s 609 76 500 S s 378 79 100 S s 93 98 60 S s 57 78 50 S s 48 45 25 S s 24 61 10 S s 9 94 5 S s 4 98 2 5 S s 2 50 The multiple channel throughput rate is calculated using this formula Maximum throughput 1 where n is the number of channels rare 649 us Table 19 Multiple channel throughput rate specifications Hz 3750 S s 2000 S s 1000 5 6 5
26. 19 7 51 7 09 7 09 5 72 3 81 2 86 2 38 1 25 V 18 57 17 52 13 83 9 30 5 48 5 48 5 01 3 81 3 34 3 34 2 86 0 625 V 18 88 16 58 8 45 7 41 5 32 4 80 4 38 3 86 2 50 2 61 1 98 0 3125 V 15 33 14 76 8 19 6 94 4 75 4 69 4 40 3 70 3 34 2 56 2 45 40 156 25V 13 28 16 84 7 47 6 61 5 70 4 48 4 48 4 24 2 66 3 07 2 29 0 078125 V 13 47 15 02 9 17 6 88 4 28 4 16 4 00 3 57 2 28 2 13 2 40 37 OMB DAQ 2416 User s Guide Specifications Table 15 RMS noise performance specifications uVRMS A D data rate Range 3750 S 2000 S 1000 S 500 S 100 S 60 S 50 S 25 S 10 S 5 S 2 5 S s s s 5 5 5 5 5 5 5 5 20 V 34 90 28 32 19 22 15 17 8 67 8 67 7 51 722 3 61 3 61 2 17 10 V 19 22 15 17 10 87 6 83 4 62 4 62 4 05 2 89 1 81 1 44 1 44 5 V 8 60 7 21 5 18 3 92 2 46 2 17 2 17 2 16 0 90 0 72 0 72 2 5 V 4 99 4 36 2 12 2 15 1 14 1 07 1 07 0 87 0 58 0 43 0 36 1 25 V 2 81 2 66 2 10 1 41 0 83 0 83 0 76 0 58 0 51 0 51 0 43 0 625 V 2 86 2 51 1 28 1 12 0 81 0 73 0 66 0 58 0 38 0 40 0 30 0 3125 V 2 32 2 24 1 24 1 05 0 72 0 71 0 68 0 56 0 51 0 39 0 37 0 15625 V 2 01 2 55 1 13 1 00 0 86 0 68 0 68 0 64 0 40 0 47 0 35 0 078125 V 2 04 2 28 1 39 1 04 0 65 0 63 0 60 0 54 0 35 0 32 0 36 Table 16 Noise free resolution specifications bits A D data rate Range 3750 S 20005 10005 5005 1005 605 505 255 105 55 2 5S 5 5 5 5 5 5 5
27. 5 5 5 5 20 V 17 4 17 7 18 2 18 6 19 4 19 4 19 6 19 6 20 6 20 6 214 10 V 172 17 6 18 1 18 7 19 3 19 3 19 5 20 0 20 6 21 0 21 0 5 V 17 4 17 6 18 1 18 5 19 2 19 4 19 4 19 4 20 6 21 0 21 0 12 5 V 17 2 17 4 18 1 18 4 19 3 19 4 19 4 19 7 20 3 20 7 21 0 1 25 V 17 0 17 1 17 4 18 0 18 8 18 8 18 9 19 3 19 5 19 5 19 7 0 625 V 16 0 16 2 17 1 17 3 17 8 18 0 18 1 13 3 13 9 13 8 19 2 20 3125 V 15 3 15 3 16 2 16 4 17 0 17 0 17 0 17 3 17 5 17 9 17 9 0 15625 V 14 5 14 1 15 3 15 5 15 7 16 1 16 1 16 1 16 8 16 9 17 1 0 078125 V 14 5 14 3 15 0 15 4 16 1 16 2 16 2 16 4 17 0 17 1 16 9 Channel switching error Table 17 Step response accuracy specifications Accuracy Range 3750 S s 2000 S s 1000 S s 500 5 5 100 5 5 60 5 5 50 5 5 25 5 5 105 6 5S s 2 5 S s 20 V 0 001196 10 000695 0 000495 10 000396 10 000296 10 000296 0 0002 0 0002 0 0001 0 0001 0 0001 10 V 0 001096 10 000896 10 000596 10 000496 0 0002 0 0002 0 0003 0 0002 0 0001 10 000196 10 000196 5 V 0 0009 0 0008 0 0004 0 0004 0 0003 0 0002 0 0002 0 0002 0 0001 0 0001 0 0001 2 5 V 0 0010 0 0007 0 0008 0 0004 0 0003 0 0002 0 0002 0 0002 0 0002 0 0001 0 0001 1 25 V 0 0013 0 0009 0 0008 0 0007 0 0004 0 0004 0 0003 0 0003 0 0003 0 0003 0 0003 0 625 V 0 0022 0 0016 0 0011 0 0011 0 0007 0 0007 0 0005 0 0005 0 0004 0 0005 0 0003 0 3125 V 1 0
28. B DAQ 2416 User s Guide Specifications Table 11 T type thermocouple accuracy specifications including CJC measurement error All specifications are A D data rate Sensor Accuracy error Accuracy error Tempco temperature range maximum typical C C 3750 S s 200 C 2 821 C 1 676 C 0 027 0 C 1 050 C 0 558 C 400 C 0 957 C 0 595 C 2000 S s 200 C 2 821 C 1 676 C 0 027 0 C 1 050 C 0 558 C 400 C 0 957 C 0 595 C 1000 S s 200 C 2 821 C 1 676 C 0 027 0 C 1 050 C 0 558 C 400 C 0 957 C 0 595 C 500 S s 200 C 2 644 C 1 505 C 0 027 0 C 0 979 C 0 487 C 400 C 0 912 C 0 551 C 100 S s 200 C 2 644 C 1 505 C 0 027 0 C 0 979 C 0 487 C 400 C 0 912 C 0 551 C 60 S s 200 C 2 644 C 1 505 C 0 027 0 C 0 979 C 0 487 C 400 C 0 912 C 0 551 C 50 S s 200 C 2 644 C 1 505 C 0 027 0 C 0 979 C 0 487 C 400 C 0 912 C 0 551 C 25 S s 200 C 2 644 C 1 505 C 0 027 0 C 0 979 C 0 487 C 400 C 0 912 C 0 551 C 10 S s 200 C 2 644 C 1 505 C 0 027 0 C 0 979 C 0 487 C 400 C 0 912 C 0 551 C 5 S s 200 C 2 644 C 1 505 C 0 027 0 C 0 979 C 0 487 C 400 C 0 912 C 0 551 C 2 5 S s 200 C 2 644 C 1 505 C 0 027 0 C 0 979 C 0 487 C 400 C 0 912 C 0 551 C T
29. C C 3750 S s 210 C 2 572 C 1 416 C 0 022 0 C 0 935 C 0 469 C 1200 C 1 869 C 1 456 C 2000 S s 210 C 2 572 C 1 416 C 0 022 0 C 0 935 C 0 469 C 1200 C 1 869 C 1 456 C 1000 S s 210 C 2 572 C 1 416 C 0 022 0 C 0 935 C 0 469 C 1200 C 1 869 C 1 456 C 500 S s 210 C 2 442 C 1 334 C 0 022 0 C 0 881 C 0 415 C 1200 C 1 821 C 1 408 C 100 S s 210 C 2 442 C 1 334 C 0 022 0 C 0 881 C 0 415 C 1200 C 1 821 C 1 408 C 60 S s 210 C 2 442 C 1 334 C 0 022 0 C 0 881 C 0 415 C 1200 C 1 821 C 1 408 C 50 S s 210 C 2 442 C 1 334 C 0 022 0 C 0 881 C 0 415 C 1200 C 1 821 C 1 408 C 25 S s 210 C 2 442 C 1 334 C 0 022 0 C 0 881 C 0 415 C 1200 C 1 821 C 1 408 C 10 S s 210 C 2 442 C 1 334 C 0 022 0 C 0 881 C 0 415 C 1200 C 1 821 C 1 408 C 5 S s 210 C 2 442 C 1 334 C 0 022 0 C 0 881 C 0 415 C 1200 C 1 821 C 1 408 C 2 5 S s 210 C 2 442 C 1 334 C 0 022 0 C 0 881 C 0 415 C 1200 C 1 821 C 1 408 C To achieve the thermocouple accuracies listed above the OMB DAQ 2416 should be warmed up for 45 minutes after the initial power on The accuracies listed above are only guaranteed if the OMB DAQ 2416 is housed in its plastic enclosure 27 OMB DAQ 2416 User s Guide Specifications Table 5 K type thermocouple accuracy specifications including CJC meas
30. Connect the OMB DAQ 2416 ADAP power supply to this connector The power supply provides 5 VDC 10W regulated power Screw terminal wiring The OMB DAQ 2416 has six groups of screw terminals three on each side of the housing Each group has 16 connections Pin numbers are identified in Figure 3 on page 11 and Figure 4 on page 12 14 OMB DAQ 2416 User s Guide Functional Details Mechanical drawings 425 DIA 5 PLS m c HL 5 3 2 E ung e I ELLE i eem liim ga ft a H a un B Hi e mmm muta e a un gm ntis s e ii e m 9 uns o sees mm mm mm C AOOO TR na e 4 800 2 800 op oa nu um e 2 ec o V1 np nn wa pmp 1900 DOE es IE MEM HM ELI MEI esse mm HH ME MM T a eo 22 ces 58 oo ss 2 n 0 900 e unn Win a e nani E 2
31. Czech Republic Toll Free 0800 1 66342 TEL 420 59 6311899 FAX 420 59 6311114 e mail info omegashop cz Managed by the United Kingdom Office Toll Free 0800 466 342 TEL 33 0 161 37 29 00 FAX 33 0 130 57 54 27 e mail sales omega fr Daimlerstrasse 26 D 75392 Deckenpfronn Germany Toll Free 0 800 6397678 TEL 49 0 7059 9398 0 FAX 449 0 7056 9398 29 e mail info omega de OMEGA Engineering Ltd One Omega Drive River Bend Technology Centre Northbank Irlam Manchester M44 5BD England Toll Free 0800 488 488 TEL 44 0 161 777 6611 FAX 444 0 161 777 6622 e mail sales omega co uk It is the policy of OMEGA Engineering Inc to comply with all worldwide safety and EMC MI regulations that apply OMEGA is constantly pursuing certification of its products to the European New Approach Directives OMEGA will add the CE mark to every appropriate device upon certification The information contained in this document is believed to be correct but OMEGA accepts no liability for any errors it contains and reserves the right to alter specifications without notice WARNING These products are not designed for use in and should not be used for human applications Table of Contents Preface About this User s Guide 1 1 1 1 11 1 1 eee ine 5 What you will learn from this user s guide i 5 Conventions used in this user s guide iii 5 Where to find mor
32. L Channel 11 LO 20 CHAL Channel 4 LO 68 CH11H Channel 11 HI 21 4WC4 No connect 69 IC10 No connect 22 IC4 No connect 70 4WC10 No connect 23 CH5H Channel 5 HI 71 CH10L Channel 10 LO 24 CH5L Channel 5 LO 72 CH10H Channel 10 HI 25 4WC5 No connect 73 IC9 No connect 26 IC5 No connect 74 4WC9 No connect 27 CH6H Channel 6 HI 75 CH9L Channel 9 LO 28 CH6L Channel 6 LO 76 CH9H Channel 9 HI 29 4WC6 No connect 77 IC8 No connect 30 IC6 No connect 78 4WC8 No connect 31 CH7H Channel 7 HI 79 CH8L Channel 8 LO 32 CH7L Channel 7 LO 80 CH8H Channel 8 HI 33 4WC7 No connect 81 GND Analog ground 34 IC7 No connect 82 NC No connect 35 45V 5V output 83 NC No connect 36 GND Analog ground 84 GND Analog ground 37 NC No connect 85 DIO7 Digital input output 38 NC No connect 86 DIO6 Digital input output 39 GND Analog ground 87 DIO5 Digital input output 40 NC No connect 88 DIO4 Digital input output 41 NC No connect 89 DIO3 Digital input output 42 GND Analog ground 90 DIO2 Digital input output 43 CTRO Counter input Cho 91 DIO1 Digital input output 44 GND Analog ground 92 DIOO Digital input output 45 CTR1 Counter input Ch1 93 DGND Digital ground 46 GND Analog ground 94 DGND Digital ground 47 NC No connect 95 NC No connect 48 NC No connect 96 NC No connect 44 OMB DAQ 2416 User s Guide Specifications Do not connect to terminal block pins labeled NC Table 33 32 channel single ended mode pin out
33. ND WHATSOEVER EXPRESSED OR IMPLIED EXCEPT THAT OF TITLE AND ALL IMPLIED WARRANTIES INCLUDING ANY WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED LIMITATION OF LIABILITY The remedies of purchaser set forth herein are exclusive and the total liability of OMEGA with respect to this order whether based on contract warranty negligence indemnification strict liability or otherwise 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 by OMEGA is not intended to be used nor shall it be used 1 as a Basic Component under 10 CFR 21 NRC used in or with any nuclear installation or activity or 2 in medical applications or used on humans Should any Product s be used in or with any nuclear installation or activity medical application used on humans or misused in any way OMEGA assumes no responsibility as set forth in our basic WARRANTY DISCLAIMER language and additionally purchaser will indemnify OMEGA and hold OMEGA harmless from any liability or damage whatsoever arising out of the use of the Product s in such a manner RETURN REOUESTS INQUIRIES Direct all warranty and repair requests inquiries to the OMEGA Customer Service Department BEFORE RETURNING ANY PRODUCT S TO OMEGA PURCHASER MUST OBTAIN AN AUTHORIZED RETURN AR NUMBER FROM OMEGA S CUSTOMER SE
34. RVICE DEPARTMENT IN ORDER TO AVOID PROCESSING DELAYS The assigned AR number should then be marked on the outside of the return package and on any correspondence The purchaser is responsible for shipping charges freight insurance and proper packaging to prevent breakage in transit FOR WARRANTY RETURNS please have the FOR NON WARRANTY REPAIRS consult OMEGA following information available BEFORE for current repair charges Have the following contacting OMEGA information available BEFORE contacting OMEGA 1 Purchase Order number under which the product 1 Purchase Order number to cover the COST was PURCHASED of the repair 2 Model and serial number of the product under 2 Model and serial number of the product and warranty and 3 Repair instructions and or specific problems 3 Repair instructions and or specific problems relative to the product relative to the product OMEGA s policy is to make running changes not model changes whenever an improvement is possible This affords our customers the latest in technology and engineering OMEGA is a registered trademark of OMEGA ENGINEERING INC Copyright 2009 OMEGA ENGINEERING INC All rights reserved This document may not be copied photocopied reproduced translated or reduced to any electronic medium or machine readable form in whole or in part without the prior written consent of OMEGA ENGINEERING INC Where Do Find Everything Need for Process Measurement and Contr
35. WC10 No connect 23 CH5H Channel 5 71 CH10L Channel 42 24 CH5L Channel 37 72 CH10H Channel 10 25 4WC5 No connect 73 IC9 No connect 26 IC5 No connect 74 4WC9 No connect 27 CH6H Channel 6 75 CH9L Channel 41 28 CH6L Channel 38 76 CH9H Channel 9 29 4WC6 No connect 77 IC8 No connect 30 IC6 No connect 78 4WC8 No connect 31 CH7H Channel 7 79 CH8L Channel 40 32 CH7L Channel 39 80 CH8H Channel 8 33 4WC7 No connect 81 GND Analog ground 34 IC7 No connect 82 NC No connect 35 45V 5V output 83 NC No connect 36 GND Analog ground 84 GND Analog ground 37 NC No connect 85 DIO7 Digital input output 38 NC No connect 86 DIO6 Digital input output 39 GND Analog ground 87 DIO5 Digital input output 40 NC No connect 88 DIO4 Digital input output 41 NC No connect 89 DIO3 Digital input output 42 GND Analog ground 90 DIO2 Digital input output 43 CTRO Counter input Cho 91 DIO1 Digital input output 44 GND Analog ground 92 DIOO Digital input output 45 CTRI Counter input Chi 93 DGND Digital ground 46 GND Analog ground 94 DGND Digital ground 47 NC No connect 95 NC No connect 48 NC No connect 96 NC No connect 50 WARRANTY DISCLAIMER OMEGA ENGINEERING INC warrants this unit to be free of defects in materials and workmanship for a period of 13 months from date of purchase OMEGA s WARRANTY adds an additional one 1 month grace period to the normal one 1 year product warranty to cover handling and shipping time This ensures that OMEGA s
36. analog front end circuit level shifts the thermocouple s output into the common mode input range of the A D When configuring thermocouple sensors keep any stray capacitance as small as possible relative to GND pins 18 36 39 42 44 46 66 81 84 to avoid settling time and accuracy errors 17 OMB DAQ 2416 User s Guide Functional Details The OMB DAQ 2416 also provides an open thermocouple detection OTD feature for each of the analog input channels configured for thermocouple measurement This feature is automatically enabled as part of the overall acquisition process and detects if an open circuit condition exists at the thermocouple sensor The OMB DAQ 2416 provides electrostatic discharge ESD protection for each of the thermocouple inputs However before handling thermocouple sensors follow standard ESD practices and discharge any accumulated ESD charge The OMB DAQ 2416 includes an ESD protection device at each of the analog input terminal block pins If an ESD or transient voltage is coupled into the device the input protection device s clamps the voltage to protect the thermocouple input circuitry from possible damage Once the thermocouple sensor is connected to the OMB DAQ 2416 the configuration options have been selected and the recommended 45 minute warm up has elapsed the OMB DAQ 2416 is ready to make high resolution differential voltage measurements Cold junction compensation is needed to compensa
37. ardware or losing your data lt gt Angle brackets that enclose numbers separated by a colon signify a range of numbers such as those assigned to registers bit settings etc bold text Bold text is used for the names of objects on the screen such as buttons text boxes and check boxes For example 1 Insert the disk or CD and click the OK button italic text Italic text is used for the names of manuals and help topic titles and to emphasize a word or phrase For example The InstaCal installation procedure is explained in the OMB DAQ 2416 Series Software User s Guide Never touch the exposed pins or circuit connections on the board Where to find more information For additional information relevant to the operation of your hardware refer to the Documents subdirectory where you installed the software or search for your device on our website at www omega com Chapter 1 Introducing the OMB DAQ 2416 Overview OMB DAQ 2416 features The OMB DAQ 2416 is supported under popular Microsoft Windows operating systems The OMB DAQ 2416 is a multifunction measurement and control board designed for the USB bus The OMB DAQ 2416 is a full speed multiplexed 24 bit measurement system that provides up to 16 differential and up to 32 single ended SE analog inputs It offers software selectable analog input ranges of 20 V 10 V 5 2 5 V 1 25 V 40 625 V 0 312 V 0 156 V and 0 078 V It also protects your comput
38. customers receive maximum coverage on each product If the unit malfunctions it must be returned to the factory for evaluation Customer Service Department will issue an Authorized Return AR number immediately upon phone or written request Upon examination by OMEGA if the unit is found to be defective it will be repaired or replaced at no charge OMEGA s WARRANTY does not apply to defects resulting from any action of the purchaser including but not limited to mishandling improper interfacing operation outside of design limits improper repair or unauthorized modification This WARRANTY is VOID if the unit shows evidence of having been tampered with or shows evidence of having been damaged as a result of excessive corrosion or current heat moisture or vibration improper specification misapplication misuse or other operating conditions outside of OMEGA s control Components in which wear is not warranted include but are not limited to contact points fuses and triacs OMEGA is pleased to offer suggestions on the use of its various products However OMEGA neither assumes responsibility for any omissions or errors nor assumes liability for any damages that result from the use of its products in accordance with information provided by OMEGA either verbal or written OMEGA warrants only that the parts manufactured by the company will be as specified and free of defects OMEGA MAKES NO OTHER WARRANTIES OR REPRESENTATIONS OF ANY KI
39. e Ae RR e s e ant des eye adds eee Ee haan ee 40 Digital input output enc C RR ERI AIA ar Microcontrollers iier EE VE BS ON ORTONE a ett USB Specificanons siti re REED a ape Environmental er eR re eet UL taal re Ie RA er Screw terminal connector type and pin OUt eren Screw terminal pin OL i eat Teneo pn tee ede ee bert de ep o eee Optional OMB AI EXP32 expansion Module e OMB AI EXP32 screw terminal pin out OMB DAQ 2416 screw terminal pin out with OMB AI EXP32 attached Preface About this User s Guide What you will learn from this user s guide This user s guide explains how to install configure and use the OMB DAQ 2416 so that you get the most out of its analog input thermocouple TC input digital I O and counter timer I O features This user s guide also refers you to related documents available on our web site and to technical support resources Conventions used in this user s guide For more information on Text presented in a box signifies additional information and helpful hints related to the subject matter you are reading Caution Shaded caution statements present information to help you avoid injuring yourself and others damaging your h
40. e information 5 Chapter 1 Introducing the 2416 rin 6 Overview OMB DAQ 2416 features i 6 Software eaturesonacoo an bot om a onini api Hp E appe Ra RIED MEI 6 Chapter 2 Installing the OMB DAQ 2416 in 7 What comes with your OMB DAQ 2416 shipment 7 orn eret RECUERDE XO UID I AN Optional components Additional documentation Unpacking the OMB DAQ 2416 Installing the Software noni edet hee ef e he dee tede eere 8 Installing the hardware e s ak eee hove OSA Rod ede b bed t a ehh ein 8 Connecting to an OMB AI EXP32 with the DSUB37 expansion connector 9 Configuring the eese aet there eda eio meer bei iaia 9 Connecting the board for I O operations i 10 Connectors cables main I O connector Screw terminal pin out differential Screw terminal pin out single ended Chapter 3 Functional Details c 13 OMB DAQ 2416 components Ip MERC PIECE USB connector External power connector nola eno RI DIRI ESSI 14 Screw terminal a o RN 14 Me echanical drawings seri ID ake ce ee toed alcalini elenina iu 15 Block diagram 22 ise ae Oria depen iate ian Ri 16 Analog TC input termimals cnc 17 Analog
41. el with the internal 47k Q pull up resistor of that particular digital input output bit Careful consideration should be made when considering the external pull up resistor value and the resultant pull up voltage produced at the load Note 6 Does not include the additional leakage current contribution that may occur when using an external pull up resistor Counter Table 23 CTR specifications Parameter Conditions Specification Pin name CTRO CTRI Number of channels 2 channels Resolution 32 bits Counter type Event counter Input type Schmitt trigger rising edge triggered Input source CTRO pin 43 CTRI pin 45 Counter read writes rates software paced Counter read System dependent 500 reads per second Counter write System dependent 500 reads per second Input characteristics Each CTRx input pin 562 pull up resistor to 5V 10 series resistor Input voltage range 15 V maximum Maximum input voltage range CTRO CTRI relative to GND and DGND pins 18 36 39 42 44 46 66 81 84 93 94 20 V maximum power on off Input high voltage 1 3 V minimum 2 2 V maximum Input low voltage 1 5 V maximum 0 6 V minimum Schmitt trigger hysteresis 0 4 V minimum 1 2 V maximum Input bandwidth 3 dB 1 MHz Input capacitance 25 pf Input leakage current 120 nA Input frequency 1 MHz maximum High pulse width 500 ns minimum
42. er by providing a minimum of 500 VDC input isolation between field wiring and the USB interface You can configure up to 16 of the analog inputs as differential thermocouple TC inputs In thermocouple mode the OMB DAQ 2416 includes built in cold junction compensation and open thermocouple detection You can add up to 32 single ended or up to 16 differential channels by connecting the OMB DAQ 2416 to an OMB AI EXP32 expansion module Each channel is software configurable as single ended or differential You lose one SE channel for each channel pair configured differentially The device has eight high speed lines of digital I O and two 32 bit counters You can expand up to 24 DIO channels by connecting the OMB DAQ 2416 to an OMB AI EXP32 expansion module Six banks of removable screw terminal blocks provide connectivity to the analog input channels digital I O lines and counter timer channels Software features For information the features of InstaCal and the other software included with your OMB DAQ 24 16 refer to the OMB DAQ 2416 Series Software User s Guide that shipped with your device Chapter 2 Installing the OMB DAQ 2416 What comes with your OMB DAQ 2416 shipment As you unpack your OMB DAQ 2416 verify that the following components are included Hardware OMB DAQ 2416 USB cable 2 meter length OMB DAQ 2416 ADAP 5VDC 10 Watt regulated power supply OMB DAQ 2416 User s Guide In
43. eturn path from each voltage input to ground You make this path by connecting a resistor from each input to a GND pin pins 18 36 39 42 44 46 66 81 84 A value of approximately 100 can be used for most applications This does not apply to channels configured for thermocouple input as they have their own internal reference Leave unused input channels either floating or tied to GND pins 18 36 39 42 44 46 66 81 84 Source impedances should be kept as small as possible to avoid settling time and accuracy errors Analog input mode The OMB DAQ 2416 makes high resolution voltage measurements in either a single ended or fully differential mode You can configure the OMB DAQ 2416 for the following voltage input ranges 320V 45V H5V 41 25 0 625V 40 3125 V 40 15625 V 0 078125 V Each analog input channel has the following measurement parameters signal type of volts or thermocouple type J K T E R S B or N full scale voltage from 20 to 20 VDC Thermocouple inputs You can make up to 16 high resolution differential thermocouple measurements with the OMB DAQ 2416 Built in cold junction sensors are provided for each of the screw terminal blocks and any supported TC type can be attached to any of the 16 thermocouple channels Do not connect thermocouples as single ended doing so can cause false readings You do not need to use ground referencing resistors because the
44. f large common mode voltages Isolation increases the measurement system s ability to reject common mode voltages The common mode voltage is the signal that is common to both the positive and negative inputs of the measurement device but is not part of the signal to measure 20 OMB DAQ 2416 User s Guide Functional Details Digital I O Up to eight digital I O lines are available in each OMB DAQ 2416 Digital input voltage ranges of 0 to 15V are permitted with thresholds of 0 6 V low and 2 6 V high Each DIO channel is an open drain which when used as an output is capable of sinking up to 150 mA for direct drive applications The maximum sink current is 150 mA per 8 channel bank or if all eight channels are used 18 mA maximum per channel Figure 15 is an example of a typical DIO connection The figure represents connections for one channel The other seven channels are connected in the same manner Typical DIO channel Isolated microcontroller a O 2 Figure 15 Digital output connection example Internal pull up pull down capability Each of the eight DIO bits on the OMB DAQ 2416 has a 47 pull up pull down resistor The pull up pull down voltage is common to all of the internal 47 resistors All pins are pulled up to 5V by default To configure these bits for the pull down option open the OMB DAQ 2416 case to access the three pin jumper labeled JP1 To open the case and set the JP1 j
45. g feature You can control the amount of the noise filtering by adjusting the data rate setting By reducing the data rate the averaging of samples increases and noise drops correspondingly Figure 12 below illustrates this inverse relationship This graph applies to the A D converter only do not expect this level of performance from the OMB DAQ 24106 itself 2 2s eeee Noise free bits N e 30 000 Sis 10 400 190 10 000 100 000 Data throughput S s Figure 12 OMB DAQ 2416 A D converter data rate vs noise graph If low noise is your main concern you can operate the OMB DAQ 2416 at very low data rates starting from 2 5 S s At low rates much of the noise is averaged out of the data and issues such as reference noise become less important At higher data rates higher frequency noise sources are not averaged out and begin to be troublesome These noise sources include the noise inherent in the A D converter itself which is not reducible Since thermocouples can pick up noise in your environment select a data rate based on the primary noise frequency For example to reduce the effect of 60 Hz noise select a data rate of 60 or a sub multiple of 60 such as 10 or 20 Multiple channel throughput rates When setting different sample rates for different channels be aware that the all channels will be sampled within the same sample window based on the channel with the lowest sample rate For exa
46. gital input output Counter input 0 CTRO e 91 0101 Digital input output Analog ground GND 92 DICO Digital input output Counter input1 1 NZ Digital ground Analog ground GND e 94 DGND Digital I O ground No connection NC e 95 NC No connection No connection NC e 96 NC No connection Figure 3 16 channel differential mode pin out Differential connection guidelines When connecting differential voltage inputs to a floating voltage source make sure there is a DC return path from each voltage input to ground You make this path by connecting a resistor from each input to a GND pin pins 18 36 39 42 44 46 66 81 84 A value of approximately 100 can be used for most applications Leave unused input channels either floating or tied to GND pins 18 36 39 42 44 46 66 81 84 Source impedances should be kept as small as possible to avoid settling time and accuracy errors When configuring thermocouple sensors keep any stray capacitance as small as possible relative to GND pins 18 36 39 42 44 46 66 81 84 to avoid settling time and accuracy errors For thermocouple channels do not provide a return path to ground This is done internally 11 OMB DAQ 2416 User s Guide Installing the OMB DAQ 2416 Screw terminal pin out single ended No connection NC 1 49 NC No connection Channel 0 CHOH 2 50 CH15L Channel 31 Channel 16 CHOL 3 51 CH15H Channel 15 No connection NC 4 52 NC No con
47. ground GND Counter input 0 CTRO Analog ground GND Counter input 1 CTR1 Analog ground GND No connection NC No connection NC 90 DIO2 Digital input output 91 0101 Digital input output 92 DIOO Digital input output 93 DGND Digital I O ground 94 DGND Digital I O ground 95 NC No connection 96 NC No connection Figure 4 32 channel single ended mode pin out Figure 5 DSUB37 expansion connector pin out The OMB AI EXP32 expansion port is intended to interface directly with the OMB DAQ 2416 Do not attempt to use any of the expansion port pins for any other purpose Power down the OMB DAQ 2416 before you connect it the OMB AI EXP32 expansion board 12 Chapter 3 Functional Details This chapter contains detailed information on all of the features available from the board including Device components Functional block diagram and mechanical drawings Signal descriptions Signal diagrams using default or conventional device settings OMB DAQ 2416 components These OMB DAQ 2416 components are shown in Figure 6 and Figure 7 One USB connector One external power connector Two LED indicators Power and Activity One37 pin DSUB expansion connector Six removable screw terminal blocks Analog TC input screw terminal blocks CH 7 differential CH0 CH 7 16 CH 23 SE Counter screw terminal bloc External power Power connector LED Activity USB LED connector
48. hassis ground of the PC while the isolated ground is not All analog measurements are made relative to the isolated ground See Figure 14 for details Isolation I O connector barrier Non Isolated HC isolated isolatori V Counters Isolated 7 ground 1 Non isolated ground DSUB 37 connector OMB AI EXP32 Figure 14 Input isolation diagram When making measurements in industrial environments DAQ devices can encounter hazardous voltages transients large common mode voltages and fluctuating ground potentials Any one of these issues can seriously degrade the measurement accuracy of the device and possibly damage the measurement instrument To overcome these issues some DAQ devices provide physical and electrical isolation Some of the benefits of isolation include Safety A DAQ device employing physical and electrical isolation helps to keep high voltages and transients from damaging the system side host PC Ground loops Improper grounding of the signal source that the DAQ device is measuring is one of the most common sources of noise and measurement inaccuracies Isolation improves the measurement accuracy by physically preventing ground loops Ground loops a common source of noise and error are the results of a measurement system having multiple grounds at different potentials Common mode rejection With isolation a DAQ device can measure small signals in the presence o
49. he external power cable from the OMB DAQ 2416 3 Connect the two devices together by inserting the OMB AI EXP32 s DSUB37 connector into the DSUB37 connector on the OMB DAQ 2416 Figure 1 OMB DAQ 2416 directly connected to an OMB AI EXP32 4 Turn the connected modules over and secure the connection by screwing the connection plate to both modules as shown below Figure 2 OMB DAQ 2416 secured to an OMB AI EXP32 5 Connect the external power supply to the OMB DAQ 2416 s external power connector and plug the other end into an AC outlet 6 Connect the USB cable from the OMB DAQ 2416 to the host computer s USB port Connect to a USB 2 0 high speed hub to achieve the highest transfer rate 480 Mbps When connected to a USB 1 1 full speed port the transfer rate is limited to 12 Mbps Configuring the hardware Except for the DIO pull up selection all hardware configuration options on the OMB DAQ 2416 are software controlled You can select some of the configuration options using nstaCal such as the analog input configuration single ended or differential channels When measuring from thermocouples make sure you configure the channels for differential mode Caution Turn off power to all devices connected to the system before making connections Electrical shock or damage to equipment can result even under low voltage conditions OMB DAQ 2416 User s Guide Installing the OMB DAQ 2416 Caution Always handle components carefu
50. iguration is made non volatile through the use of the EEPROM When connecting differential voltage inputs to a floating voltage source provide a DC return path from each voltage input to ground To do this connect a resistor from each input to a GND pin pins 18 36 39 42 44 46 66 81 84 A value of approximately 100 kQ can be used for most applications Leave unused input channels either floating or tied to GND pins 18 36 39 42 44 46 66 81 84 Source impedances should be kept as small as possible to avoid settling time and accuracy errors For each voltage thermocouple channel configured as differential you essentially lose one single ended channel You can add channels by connecting to an OMB AI EXP32 Table 2 Channel configurations Channel Category Specification CxH CxL Thermocouple 16 differential channels CxH CxL Voltage 32 individually configurable channels that can be configured as either single ended or CxH CxL Voltage differential Compatible sensors Table 3 Compatible sensor type specifications Parameter Conditions Thermocouple J 210 C to 1200 C K 270 C to 1372 C R 50 C to 1768 C S 50 C to 1768 C T 270 C to 400 C N 270 C to 1300 C E 270 C to 1000 C B 0 C to 1820 C Accuracy Thermocouple measurement accuracy Thermocouple measurement accuracy specifications include polynomial linearizatio
51. imum power off Input impedance 2 GQ power on 3900 power off Input leakage current 0 6 nA Input voltage gt 30 V power on off uA maximum Input capacitance 590 pf Maximum working voltage signal common mode Voltage mode 20V range 20 01 V maximum Voltage mode all other voltage input ranges 10 25 V maximum Common mode Thermocouple mode 110 dB rejection ratio Note 1 60 Hz Voltage mode 90 dB 60 Hz all input ranges ADC resolution 24 bits Crosstalk Adjacent channels 100 dB Input coupling DC Channel gain queue Up to 64 elements Software configurable channel and range Warm up time 45 minutes minimum Open thermocouple detect Automatically enabled when the channel is configured for a thermocouple sensor 25 OMB DAQ 2416 User s Guide Specifications Parameter Conditions Specification CJC sensor accuracy 15 C to 35 C 0 15 C typical 0 C to 55 C 30 5 C maximum Note 1 Placing a notch of the A D digital filter at 60 Hz setting A D data rate 60 S s 10 S s 5 S s or 2 5 S s further improves the common mode rejection of this frequency Channel configurations When any item is changed the firmware stores channel configurations in the EEPROM of the isolated microcontroller An external application issues commands over the USB to make changes and the conf
52. input mode EP Thermocouple inputs Noise filtering data rate and throughput rate 2 18 Multiple channel throughput Tates x ee eerte ete tse tte E ee ese 19 Inputisolations 22e ime pee i reete pep ii 20 Digital TOs ies Lena e PE e Pee OO RES 21 Internal pull up pull down capability 21 External pull up pull down capability Ei ariani a inni 22 Counter input terminals CTR1 i 23 OMB DAQ 2416 User s Guide Chapter 4 Calibrating the 2416 24 Cahbration methods 5 E tenere ee lan a E tite Qld 24 Factory calibratiOm z eee ERE P Ur I OU E Dn e HB xa Bn 24 Self Calibration see P HQ 24 Chapter 5 Specifications tali lella 25 Analoganputi s le hei Re UE e n idet bh tetur bitte dui 25 Channel Configurations A e eaa d itp As e S CD 26 Compatible sensots ERE I o UR Oa 26 ACCUIACY ME 26 Thermocouple measurement 26 Analog input DC voltage measurement accuracy i 35 Input baridwidth nter e D IA 37 NOISE performance ERREUR RENE E AE ER SERRA 37 Channel Switching eror nono DR de rici cri e raid il eeeh 38 Thro ghput fate oe o tee p deem itn tete a i e i eti ete 39 Analog calibrations iunii er d
53. ithout notice Typical for 25 C unless otherwise specified AII specifications apply to all temperature and voltage input channels unless otherwise specified Specifications in italic text are guaranteed by design Analog input Table 1 General analog input specifications Parameter Conditions Specification AID converter type ADS1256 24 bit Sigma Delta AID data rates 3750 samples per second S s 2000 S s 1000 S s 500 S s 100 S s 60 5 5 50 S s 25 5 5 10 5 5 5 S s 2 5 S s Throughput Single channel 2 5 Hz to 1102 94 Hz software selectable Multiple channels 0 16 Hz to 1102 94 Hz software selectable see tables 18 and 19 for details Number of channels Up to 32 channels individually software configurable as single ended or differential Thermocouples require differential mode For each channel configured as differential you essentially lose one single ended channel Add channels by connecting to an OMB AI EXP32 Input isolation 500 VDC minimum between field wiring and USB interface Channel configurations Temperature sensor input s w programmable to match sensor type Voltage input Input voltage range Thermocouple mode 0 078125 V Voltage mode Note 1 20 V 10 V 5 V 2 5 V 1 25 V 0 625 V 0 3125 V 0 15625 V 0 078125 V software configurable Absolute maximum input voltage CxH CxL relative to GND 30 V maximum power on 10 V max
54. lly and never touch connector terminals or circuit components unless you are following ESD guidelines in an appropriate ESD controlled area These guidelines include using properly grounded mats and wrist straps ESD bags and cartons and related procedures Avoid touching board surfaces and onboard components Only handle boards by their edges Make sure the OMB DAQ 2416 does not come into contact with foreign elements such as oils water and industrial particulate The discharge of static electricity can damage some electronic components Semiconductor devices are especially susceptible to ESD damage Connecting the board for I O operations Connectors cables main I O connector The following table lists the board connectors and compatible accessory products for the OMB DAQ 2416 Main connector specifications Main connectors Six banks of detachable screw terminals Compatible accessory product for the 37 pin expansion OMB AI EXP32 expansion board with screw terminals connector connects directly to the OMB DAQ 2416 10 OMB DAQ 2416 User s Guide Installing the OMB DAQ 2416 Screw terminal pin out differential No connection NC 1 49 NC No connection Channel 0 HI CHOH 2 50 CH15L Channel 15 LO Channel 0 LO CHOL 3 51 CH15H Channel 15 HI No connection NC 4 52 NC No connection No connection NC 5 53 NC No connection Channel 1 HI CHiH 6 54 CH14L Channel 1410 Channel 1 LO CHiL 7 55 CH14H Channel 14 HI No co
55. log ground 34 IC7 No connect 82 NC No connect 35 45V 5V output 83 NC No connect 36 GND Analog ground 84 GND Analog ground 37 NC No connect 85 DIO7 Digital input output 38 NC No connect 86 DIO6 Digital input output 39 GND Analog ground 87 DIO5 Digital input output 40 NC No connect 88 DIO4 Digital input output 41 NC No connect 89 DIO3 Digital input output 42 GND Analog ground 90 DIO2 Digital input output 43 CTRO Counter input Cho 91 DIO1 Digital input output 44 GND Analog ground 92 DIOO Digital input output 45 CTR1 Counter input Ch1 93 DGND Digital ground 46 GND Analog ground 94 DGND Digital ground 47 NC No connect 95 NC No connect 48 NC No connect 96 NC No connect 45 OMB DAQ 2416 User s Guide Specifications Optional OMB AI EXP32 expansion module Use OMB AI EXP32 sold separately for applications that need additional analog thermocouple input and digital I O channels See the Omega Engineering web site for product details The OMB AI EXP32 expansion port is intended to interface with a OMB DAQ 2416 series product Do not try to use any of the expansion port pins for any other purpose Table 34 OMB AI EXP32 37 pin connector pin out Do not connect to terminal block pins labeled NC Pin Signal name Pin description 1 GND Analog ground 2 NC No connect 3 GND Analog ground 4 NC
56. manna ng nta anung tae 1 000 0000000000000000 3 900 0 700 7 800 9 200 Figure 8 OMB DAQ 2416 internal dimensions Figure 9 OMB DAQ 2416 case dimensions 15 OMB DAQ 2416 User s Guide Functional Details Block diagram Figure 10 shows a simplified block diagram of the OMB DAQ 2416 This device provides all of the functional elements shown in the figure E HE 43 MBJIS SEI I _ Isolated Non isolated microcontroller micocontroller Figure 10 OMB DAQ 2416 functional block diagram 16 OMB DAQ 2416 User s Guide Functional Details Analog TC input terminals You can connect up to 32 single ended analog input connections or up to 16 differential analog TC input connections to these screw terminal pins CHOL CH8H CH8L CHIH and CHIL CH9Hand CH9L and CH2L CH10H and CH10L CH3H CH3L CH11H and CH11L CH4H CH4L CHI2H and CH12L CH5H CHSL and CHI3L CH6L CHI4HandCHI4L CH7Hand CH7L CHI5H and CHISL You can select a unique input range or signal type for each channel For example one channel could be used for volts and another for temperature When connecting differential voltage inputs to a floating voltage source make sure there is a DC r
57. mega com manuals We recommend that you download the latest Windows Update onto your computer before installing and operating the OMB DAQ 2416 Installing the hardware 1 Connectthe OMB DAQ 2416 ADAP power supply to the device s external power connector and plug the other end into a power outlet 2 Connect the USB cable to the device s USB connector and to a USB port on your computer A USB2 0 port is recommended When you connect the OMB DAQ 2416 for the first time a Found New Hardware message opens as the OMB DAQ 2416 is detected When the message closes the installation is complete OMB DAQ 2416 User s Guide Installing the OMB DAQ 2416 The Power LED bottom LED blinks during device detection and initialization and then remains solid if properly detected If not check if the OMB DAQ 2416 has sufficient power When the device is first powered on there is usually a momentary delay before the Power LED begins to blink or come on solid Caution Do not disconnect any device from the USB bus while the computer is communicating with the OMB DAQ 2416 or you may lose data and or your ability to communicate with the OMB DAQ 2416 Connecting to an OMB AI EXP32 with the DSUB37 expansion connector Use the 37 pin expansion connector to connect the OMB DAQ 2416 to an OMB AI EXP32 expansion module To connect the two devices directly to each other follow these steps 1 Disconnect the USB cable from the OMB DAQ 2416 2 Remove t
58. mple if you set a 10 Hz data rate for channel 0 and a 50 Hz data rate for channel 1 basically both channels pass the same number of samples per second to the host computer However more averaging is performed on channel 0 s samples therefore channel 0 is sampled at a higher resolution The OMB DAQ 2416 s A D converter performs averaging and the number of averages equals 30 000 data rate In this example channel 0 is sampled 3000 times over 100 ms and all samples are averaged into one sample Then channel 1 is sampled 600 times over 20 ms and samples are likewise averaged into one sample The final samples are available to you at a maximum rate of about 8 Hz 8 245 Hz 19 OMB DAQ 2416 User s Guide Functional Details Resolution 20 6 bits Resolution 19 6 bits 640 us delay before next sample taken Channel 0 Figure 13 OMB DAQ 2416 data rate vs resolution example Input isolation The OMB DAQ 2416 is an isolated data acquisition device The analog input digital I O counters and all the digital control timing are referenced to an isolated ground as shown in the figure below This ground is physically and electrically separate from the ground use by the circuit connected to the system bus interface Isolation provides a barrier between the host PC and potentially hazardous voltages by physically and electrically separating two parts of the measurement device The non isolated ground is common to the c
59. n External pull up resistor center pin only DIOO DIO1 DIO2 DIO3 DIO4 DIOS DIO6 DIO7 Figure 18 Digital I O external resistor configuration Counter input terminals CTRO CTR1 Two 32 bit event counters are built into the OMB DAQ 2416 Each counter accepts frequency inputs up to 1 MHz Refer to the Screw terminal pin out diagrams starting on page 11 for the location of these pins The internal counter increments when the TTL levels transition from low to high The counter can count frequencies of up to 1 MHz 23 Chapter 4 Calibrating the OMB DAQ 2416 The OMB DAQ 2416 is initially calibrated using an NIST traceable calibration method This method stores a correction factor for each AIN range in non volatile memory on the device at the time of calibration Allow a 45 minute warm up period before calibrating the OMB DAQ 2416 Calibration methods Factory calibration You can return the OMB DAQ 2416 once a year to Omega Engineering for a new factory calibration and calibration certificate Self calibration Use InstaCal to calibrate the OMB DAQ 2416 whenever the ambient temperature changes by more than 10 C from the last self calibration You can perform this procedure with thermocouple and voltage inputs connected to the input terminal blocks 24 Chapter 5 Specifications All specifications are subject to change w
60. n error cold junction compensation measurement error and system noise These specs are for one year or 3000 operating hours whichever comes first There is a CJC sensor for each terminal block of the module The accuracy listed below assumes the screw terminals are at the same temperature as the CJC sensor The accuracy errors shown do not include the inherent accuracy error of the thermocouple sensor itself Contact your thermocouple supplier for details on the actual thermocouple sensor accuracy limitations 26 OMB DAQ 2416 User s Guide Specifications Connect thermocouples to the OMB DAQ 2416 such that they are floating with respect to GND pins 18 36 39 42 44 46 66 81 84 93 and 94 When configuring thermocouple sensors keep any stray capacitance relative to GND pins 18 36 39 42 44 46 66 81 84 as small as possible to avoid settling time and accuracy errors The OMB DAQ 2416 GND and DGND pins are isolated from earth ground You can connect thermocouple sensors to voltages referenced to earth ground as long as isolation between the GND DGND pins and earth ground is maintained Table 4 J type thermocouple accuracy specifications including CJC measurement error All specifications are A D data rate Sensor temperature range Accuracy error Accuracy error Tempco maximum typical
61. nection No connection NC 5 53 No connection Channel 1 6 54 CH14L Channel 30 Channel 17 CH1L 7 55 CH14H Channel 14 No connection NC 8 56 NC No connection No connection NC 9 57 NC No connection Channel 2 CH2H 58 CH13L Channel 29 Channel 18 CH2L 69 CH13H Channel 13 No connection NC 60 NC No connection No connection NC 61 NC No connection Channel 3 CH3H 62 CH12L Channel 28 Channel 19 CHSL 63 CH12H Channel 12 No connection NC 64 NC No connection No connection NC 65 No connection Analog ground GND 66 GND Analog ground Channel 4 CH4H 67 CH11L Channel 27 Channel 20 CH4L 68 CH11H Channel 11 No connection NC 69 No connection No connection NC 70 NC No connection Channel 5 CH5H 71 CH10L Channel 26 Channel 21 CH5L 72 CH10H Channel 10 No connection NC 73 NC No connection No connection NC 74 NC No connection Channel 6 CH6H 75 CH9L Channel25 Channel 22 CH6L 76 Channel 9 No connection NC 77 NC No connection No connection NC 78 NC No connection Channel 7 CH7H 79 CH8L Channel 24 Channel 23 CH7L 80 CH8H Channel 8 No connection NC 81 GND Analog ground No connection NC 82 NC No connection 5 V output 5V 83 No connection Analog ground GND 84 GND Analog ground No connection NC 85 DIO7 Digital input output No connection NC 86 DIO6 Digital input output Analog ground GND 87 DIO5 Digital input output No connection NC 88 DIO4 Digital input output No connection NC 89 DIOS Digital input output Analog
62. nnection NC 8 56 NC No connection No connection NC 9 57 NC No connection Channel 2 HI CH2H 58 CH13L Channel 13 LO Channel 2 LO CH2L 69 CH13H Channel 13 HI No connection NC 60 NC No connection No connection NC 61 NC No connection Channel 3 HI CH3H 62 CH12L Channel 12 LO Channel 3 LO CH3L 63 CH12H Channel 12 HI No connection NC 64 NC No connection No connection NC 65 No connection Analog ground GND 66 GND Analog ground Channel 4 HI CH4H 67 CH11L Channel 11 LO Channel 4 LO CH4L 68 CH11H Channel 11 HI No connection NC 69 No connection No connection NC 70 NC No connection Channel 5 HI CH5H 71 CH10L Channel 10 LO Channel 5 LO CH5L 72 CH10H Channel 10 HI No connection NC 73 NC No connection No connection NC 74 NC No connection Channel 6 HI CH6H 75 CH9L 91 0 Channel 6 LO CH6L e 76 CH9H Channel 9 HI No connection NC 77 NC No connection No connection NC 7 NC No connection Channel 7 HI CH7H e 79 CH8L Channel8LO Channel 7 LO CH7L e 80 CH8H Channel8Hl No connection NC 81 GND Analog ground No connection NC e 82 NC No connection 5 V output 5V NC No connection Analog ground GND E 84 GND Analog ground No connection NC NI 85 DIO7 Digital input output No connection NC NI 86 DIO6 Digital input output Analog ground GND 87 005 Digital input output No connection NC NI 88 DIO4 Digital input output No connection NC 89 DIOS Digital input output Analog ground GND LE DIO2 Di
63. o achieve the thermocouple accuracies listed above the OMB DAQ 2416 should be warmed up for 45 minutes after the initial power on The accuracies listed above are only guaranteed if the OMB DAQ 2416 is housed in its plastic enclosure 34 OMB DAQ 2416 User s Guide Specifications Analog input DC voltage measurement accuracy Table 12 DC Accuracy components and specifications All values are Range A D data Gainerror Offset INL error Absolute Gain temperature Offset rate of error of accuracy coefficient temperature reading range reading C coefficient uV C 20 V 3750 S s 0 003 98 uV 0 0008 857 600 uV 0 0006 3 2000 S s 0 003 61uV 0 0008 821 185 0 0006 3 1000 S s 0 003 27uV 0 0008 787 226 uV 0 0006 3 500 S s 0 003 12uV 0 0008 772 193 uV 0 0006 3 100 S s 0 003 0 0008 771 014 nV 0 0006 3 60 S s 0 003 15uV 0 0008 774 689 HV 0 0006 3 50 S s 0 003 12uV 0 0008 771 603 uV 0 0006 3 25 S s 0 003 12uV 0 0008 772 070 uV 0 0006 3 10 S s 0 003 13uV 0 0008 773 400 uV 0 0006 3 5 S s 0 003 14 V 0 0008 773 579 uV 0 0006 3 2 5 S s 0 003 14 V 0 0008 773 537uV 0 0006 3 10 V 3750 S s 0 003 42uV 0 0008 421 600 uV 0 0006 3 2000 S s 0 003 36uV 0 0008 416 004 uV 0 0006 3 1000 5 5 0 003 15uV 0 0008 395 252 uV 0 0006 3 500 S s
64. ol OMEGA Of Course Shop online at omega com TEMPERATURE p Thermocouple RTD amp Thermistor Probes Connectors Panels amp Assemblies PRESSURE STRAIN AND FORCE Transducers amp Strain Gages Load Cells amp Pressure Gages Displacement Transducers DATA ACQUISITION Data Acquisition amp Engineering Software Communications Based Acquisition Systems Plug in Cards for Apple IBM amp Compatibles HEATERS Heating Cable i Cartridge amp Strip Heaters wf Immersion amp Band Heaters Flexible Heaters Laboratory Heaters ENVIRONMENTAL MONITORING AND CONTROL Pd Metering amp Control Instrumentation Refractometers Pumps amp Tubing M4800 0809
65. stalling the OMB DAQ 2416 Optional components Expansion devices that are compatible with the OMB DAQ 2416 must be ordered separately If you ordered the following product with your device it should be included with your shipment OMB AI EXP32 Analog input expansion module adds up to 16 differential or 32 single ended inputs to the OMB DAQ 2416 Additional documentation In addition to this hardware user s guide you should also receive the OMB DAQ 2416 Series Software User s Guide This booklet supplies a brief description of the software you received with your OMB DAQ 2416 and information regarding installation of that software Please read this booklet completely before installing any software or hardware Unpacking the OMB DAQ 2416 As with any electronic device you should take care while handling to avoid damage from static electricity Before removing the OMB DAQ 2416 from its packaging ground yourself using a wrist strap or by simply touching the computer chassis or other grounded object to eliminate any stored static charge If any components are missing or damaged notify Omega Engineering immediately by phone fax or e mail Phone 203 359 1660 Fax 203 359 7700 Email das 0mega com Installing the software Refer to the OMB DAQ 2416 Series Software User s Guide for instructions on installing the software on the OMB DAQ 2416 Series Data Acquisition Software CD This booklet is available in PDF at www o
66. te for the additional thermal EMF s generated by connecting the thermocouple leads to OMB DAQ 2416 terminal blocks CJC is performed using a high resolution temperature sensor connected close to the OMB DAQ 2416 s terminal blocks The OMB DAQ 2416 includes four separate CJC sensors two on each side of the PCB Software corrects for the additional thermocouples created at the terminal Once the A D and CJC data is collected the application software uses this data to linearize to an accurate temperature reading The thermocouple linearization uses the latest NIST linearization coefficients for each of the eight thermocouple types supported by the OMB DAQ 2416 Figure 11 below shows a typical thermocouple connection 24 bit ADS1256 000000 0 Figure 11 Differential thermocouple connection example Noise filtering data rate and throughput rate Although the OMB DAQ 2416 s A D converter has a maximum data rate of 3 750 samples per second the actual throughput rate you observe for voltage and temperature data is determined by these formulas Maximum single channel throughput 1 1 data rate 640 18 OMB DAQ 2416 User s Guide Functional Details Maximum multiple channel throughput 1 data rate 640 n where n is the number of channels Refer to Table 18 and Table 19 of the Specifications chapter for details This drop off in throughput rate is due to the OMB DAQ 2416 s noise filterin
67. ter the initial power on The accuracies listed above are only guaranteed if the OMB DAQ 2416 is housed in its plastic enclosure 28 OMB DAQ 2416 User s Guide Specifications Table 6 N type thermocouple accuracy specifications including CJC measurement error All specifications are A D data rate Sensor Accuracy error Accuracy error Tempco temperature range maximum typical C C 3750 S s 200 C 3 480 C 2 030 C 0 029 0 C 1 201 C 0 659 C 1300 C 1 991 C 1 600 C 2000 S s 200 C 3 480 C 2 030 C 0 029 0 C 1 201 C 0 659 C 1300 C 1 991 C 1 600 C 1000 S s 200 C 3 480 C 2 030 C 0 029 0 C 1 201 C 0 659 C 1300 C 1 991 C 1 600 C 500 S s 200 C 3 196 C 1 750 C 0 029 0 C 1 096 C 0 553 C 1300 C 1 915 C 1 524 C 100 S s 200 C 3 196 C 1 750 C 0 029 0 C 1 096 C 0 553 C 1300 C 1 915 C 1 524 C 60 S s 200 C 3 196 C 1 750 C 0 029 0 C 1 096 C 0 553 C 1300 C 1 915 C 1 524 C 50 S s 200 C 3 196 C 1 750 C 0 029 0 C 1 096 C 0 553 C 1300 C 1 915 C 1 524 C 25 S s 200 C 3 196 C 1 750 C 0 029 0 C 1 096 C 0 553 C 1300 C 1 915 C 1 524 C 10 S s 200 C 3 196 C 1 750 C 0 029 0 C 1 096 C 0 553 C 1300 C 1 915 C 1 524 C 5 S s 200 C 3 196 C 1 750 C 0 029 0 C 1 096 C 0 553
68. umper do the following 1 Turn over the OMB DAQ 2416 and rest it on its top on a flat stable surface 2 Remove the five screws shown in Figure 16 from the bottom of the module 3 Holding both the top and bottom sections of the module turn it over rest it on the surface and carefully remove the top portion of the case 21 OMB DAQ 2416 User s Guide Functional Details B T IBARRA 0V GND Bue 5V 0900000002000002 Figure 17 Location of JP1 4 To pull the digital pins down to ground place the shorting block across pins 2 and 3 refer to the jumper orientation shown in Figure 17 To pull the digital pins up to 5V place the shorting block across pins 1 and 2 External pull up pull down capability You can also place an external pull up resistor on any of the DIO bits This enables you to pull the DIO bit up to a voltage that exceeds the internal 5 V pull up voltage When using external pull up resistors note the following You should either remove the JP1 jumper or store it by attaching it to one of the three pins When using external pull up resistors the internal resistors cause slight impedance shifts to digital lines in the on state as the number of lines in the off state changes 22 OMB DAQ 2416 User s Guide Functional Details SV 7 V JP1 Internal jumper disabled placed o
69. urement error All specifications are A D data rate Sensor Accuracy error Accuracy error Tempco temperature range maximum typical C C 3750 S s 210 C 2 917 C 1 699 C 0 029 0 C 1 017 C 0 526 C 1372 C 2 478 C 2 022 C 2000 S s 210 C 2 917 C 1 699 C 0 029 0 C 1 017 C 0 526 C 1372 C 2 478 C 2 022 C 1000 S s 210 C 2 917 C 1 699 C 0 029 0 C 1 017 C 0 526 C 1372 C 2 478 C 2 022 C 500 S s 210 C 2 735 C 1 524 C 0 029 0 C 0 948 C 0 457 C 1372 C 2 396 C 1 941 C 100 S s 210 C 2 735 C 1 524 C 0 029 0 C 0 948 C 0 457 C 1372 C 2 396 C 1 941 C 60 S s 210 C 2 735 C 1 524 C 0 029 0 C 0 948 C 0 457 C 1372 C 2 396 C 1 941 C 50 S s 210 C 2 735 C 1 524 C 0 029 0 C 0 948 C 0 457 C 1372 C 2 396 C 1 941 C 25 S s 210 C 2 735 C 1 524 C 0 029 0 C 0 948 C 0 457 C 1372 C 2 396 C 1 941 C 10 S s 210 C 2 735 C 1 524 C 0 029 0 C 0 948 C 0 457 C 1372 C 2 396 C 1 941 C 5 S s 210 C 2 735 C 1 524 C 0 029 0 C 0 948 C 0 457 C 1372 C 2 396 C 1 941 C 2 5 S s 210 C 2 735 C 1 524 C 0 029 0 C 0 948 C 0 457 C 1372 C 2 396 C 1 941 C To achieve the thermocouple accuracies listed above the OMB DAQ 2416 should be warmed up for 45 minutes af

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