BNC-2120 Installation Guide
Contents
1. The revised terminal names used in this document are usually similar to the names they replace For a complete list of Traditional NI DAQ Legacy terminal names and their NI DAQmx equivalents refer to the Terminal Name Equivalents table in the MI DAQmx Help 5 Test specific device functionality such as the ability to send and receive data with MAX test panels Refer to the DAQ Getting Started guides for detailed information about running test panels in MAX When you have finished using the BNC 2120 power off any external signals connected to the BNC 2120 before you power off your computer Connecting Analog Input Signals You can use the analog input BNCs on the BNC 2120 in the following ways e Measure differential AI signals as described in the Connecting Differential Analog Input Signals section e Measure temperature as described in the Measuring Temperature section e Measure resistance as described in the Measuring Resistance section BNC 2120 Installation Guide National Instruments 5 Connecting Differential Analog Input Signals Use the BNC 2120 BNC connectors on the front panel to connect AI lt 0 7 gt signals to your DAQ device The BNC 2120 is only intended for differential analog input signals The number of connectors you use depends on your DAQ device and application Complete the following steps to measure a differential DIFF analog input signal 1 Connect the BNC cable to one of the AI lt 0 7 gt BN2. this product must d with shielded cables and accessories If unshielded cables or accessories are used the EMC ons are no longer guaranteed unless all unshielded cables and or accessories are installed in a shielded enclosure with properly designed and shielded input output ports You cannot connect the BNC 2120 to Connector 1 of NI 6225 6255 devices se the R6868 cable with NI 6115 6120 S Series devices use only the SH68 68 EPM cable 4 ni com BNC 2120 Installation Guide The power indicator LED shown in Figure 1 lights If it does not light check the cable connections 3 Launch Measurement amp Automation Explorer MAX confirm that your DAQ device is recognized and configure your device settings Refer to the DAQ Getting Started guides for more information 4 Connect signals to the BNC connectors and screw terminal block as described in the following sections A Caution To ensure the specified EMC performance operate this product only with shielded cables and accessories When connecting signals to the screw terminal blocks the wires must be shielded e g one conductor of a shielded multi conductor cable The cable shield must be terminated to the D GND or AI GND terminal of the terminal block using as short a connection as is practical 4 Note With NI DAQmx National Instruments has revised its terminal names so they are easier to understand and more consistent among NI hardware and software products
3. Ca Internal lt Connection DGNDI fe USER1 USER 2 BNC n 12 _ USER 2 EE Internal A Connection D GND Figure 6 shows an example of how to use the USER 1 and USER 2 BNCs To access the PFI 8 P2 0 CTR 0 SOURCE signal from a BNC connect USER 1 on the screw terminal block to PFI 8 P2 0 with a 28 16 AWG wire Figure 6 Connecting PFI 8 to USER 1 BNC TIMING I O Screw Terminal Block PFI 8 P2 0 PFI 9 P2 1 PFI 12 P2 4 PFI 13 P2 5 PFI 14 P2 6 5V D GND USER 1 BNC Wire BNC Cable USER 1 PFI8 Internal Signal Connection The designated space next to each USER lt 1 2 gt BNC is for marking or labeling signal names BNC 2120 Installation Guide National Instruments 13 Connecting Digital I O Signals Connect to the digital I O signals of your DAQ device to the digital I O screw terminals P0 lt 0 7 gt on the BNC 2120 You can individually configure each signal as an input or output D GND is available at the screw terminals to supply the reference for the DIO signals When connecting signals to the screw terminals use 28 16 AWG wire with the insulation stripped to 0 28 in Note P0 6 and P0 7 can control the up down signal of general purpose counters 0 and 1 respectively Refer to the Using the Quadrature Encoder section for more information about using the P0 6 and P0 7 terminals with the quadrature encoder The LEDs n
4. Caution When this symbol is marked on a product refer to the Read Me First Safety and Radio Frequency Interference document for information about precautions to take Figure 1 shows the front panel of the BNC 2120 1 You can use two BNC 2120 accessories with both connectors of two connector M X Series devices 2 You cannot use the BNC 2120 with Connector 1 of NI 6225 6255 devices 2 ni com BNC 2120 Installation Guide Figure 1 BNC 2120 Front Panel NATIONAL Ground Ref To einstruments Source GS TIMING 1 0 Tie amp AN anc 2120 rn GH PFIO P1 0 Quadrature 16 Pulses Rev PULSES SO UP7oN a PAIPA PRIZ PI2 PAAMS PRLATPLA PRIS PIS PFIG PLS PATIR PRIBTPLO PRIOTP2A PRT P24 PrITa P25 PrIT4 P26 av SCOGVGDSDDGOS USER DEFINED O Q 4 42 3 TTL Square Wave 4 _ Lo Hi Amplitude Adjus DaDa Dan Di DDD D 2 m i eo Oo o Freque
5. Q square wave BNC 2120 Installation Guide National Instruments 15 Drive capability Figure 7 Typical Maximum Vol tages versus Load Impedances a Square Wave Vp p Sine Triangle Wave Vp p 6 5 4 S 3 2 1 0 1M 10k 5k 2k 1k 560 Ohms Timing Input Output Screw terminals cccccceesceccesceeeeeeeeeseeeeeeeeeees 14 positions 28 16 AWG wire BNC COnnector 0 e eee ceececesecesteeceeeeceeeeeesaes 1 for PFI 0 AI START TRIG Protection DC max V Powered Off cccceccesessseeecessesseceseeeeeees 1 7V Powered Ofte s2sisesssisiscssdtesessiviisedssssicsdesecoesss 6 7 1 7 V Quadrature Encoder Screw terminals cccccccsecscessecssceseeeseeseceseees 2 Output signals PUSES reyra todd ecteccees E 96 pulses revolution UP DN artina each heciinehts High for clockwise rotation low for counterclockwise rotation Pulse wid theinne atre RETE EARE 1 Us Power Requirement HS VDC ESM ssc tsscsseseivssstcssessctesdssagelgessestvenedy ce 200 mA sourced from the multifunction DAQ device Power available at 5 V screw terminal Multifunction DAQ device power less power consumed at 5 VDC 45 Physical Dimension S serores sirs eE EESE E 26 7 cm 11 2 cm x 5 97 cm 10 5 in x 4 41 in x 2 35 in Wep Dieiis ne EEEE S 1 040 g 2 lb 4 7 oz 16 ni com BNC 2120 Installation Guide T O COMMECHOL 0 eee eecesceeceeceteeteeeesecsecseeneeneenee
6. any type of thermocouple with a two prong miniature or subminiature male connector to the thermocouple connector For more information on thermocouples and CJC refer to the Developer Zone document Taking Thermocouple Temperature Measurements by going to ni com info and entering the Info Code rdtttm BNC 2120 Installation Guide National Instruments 7 Measuring Resistance You can measure resistance with the analog input screw terminals on the BNC 2120 Figure 4 is a schematic representation of how the BNC 2120 measures resistance Figure 4 Measuring Resistance on the BNC 2120 BNC 2120 bn L Voo RES Al GND User Resistor Al SENSE Al3 RES Al 11 OOO XV RES is internally connected to AI 3 and Vcc RES is internally connected to AI 11 There is also a 10 KQO resistor between AI 11 and AI GND When connecting signals to the screw terminals use 28 16 AWG wire with the insulation stripped to 0 28 in Complete the following steps to measure resistance 1 Move the RES BNC switch above the AI 3 BNC to the RES position 2 Configure your software to measure AI 3 and AI 11 in referenced single ended RSE mode 3 Connect the resistor to the RES and RES screw terminals You can measure resistors with values ranging from 100 Q to 1 MQ 4 Measure Vcc on AI 3 and the voltage drop across the internal 10 KQO resistor on AI 11 With these measurements calculat
7. ceccseseseseeecreseeeseesessceeeeaesetecseeeeees 7 Measuring Temperatures sssisicssssehsstcesesnstsctuntscesetscescsacesssededeacsvesucsvestesuchace ch ii i 7 Measuring RESISTANCES civssicevseisessavassssasessesesssnstessescedtadscapadeasancendsccesseededes ies EENET E EEEN iK 8 Connecting Analog Output Signals cccececceccescescesescesceseecseceeeseeseeseeeeeesececeececeeceaeeaeenes 8 Using the Function Generator id Connecting Timing I O Signals an9 Using the Quadrature Encoder 12 Connecting User Defined Signals 0 ccccccecceccssessesseesecsecseceeceeeseeseeseeseeseeseeseseeeaeeaeeaeeaeeneenes 13 Connecting Digital I O Signals ccecceccssessessesseesessessecseeseeseeseeseesesseeseeseceeceeceeeseeeeaeeaeeneeaes 14 Jole anh DLE TETO a E AE E E E E 14 Qy NATIONAL gt INSTRUMENTS What You Need to Get Started To set up and use your BNC 2120 accessory you need the following BNC 2120 accessory accessories BNC 2120 Installation Guide One of the following DAQ devices 68 pin E M S X Series device with one or two I O connectors 100 pin E Series device Cable s for DAQ device s as listed in Table 1 The E Series User Manual the M Series User Manual the S Series User Manual or the X Series User Manual BNC cables 28 16 AWG wire Wire strippers Flathead screwdriver Installing the BNC 2120
8. timing I O signals of your DAQ device to the PFI 0 P1 0 AI START TRIG BNC or the timing I O screw terminals on the BNC 2120 When connecting signals to the screw terminals use 28 16 AWG wire with the insulation stripped to 0 28 in Table 2 describes the timing I O BNC and terminal signals on the BNC 2120 Table 2 BNC 2120 Timing I O BNC Terminal Descriptions BNC Terminal Description PFI 0 P1 0 Programmable Function Interface channel 0 or Port 1 Digital Input Output channel 0 AI START TRIG AI Start Trigger Signal As an output this pin is the ai StartTrigger signal In post trigger DAQ sequences a low to high transition indicates the initiation of the acquisition sequence In applications with pre trigger samples a low to high transition indicates the initiation of the pre trigger samples PULSES Refer to the Using the Quadrature Encoder section for information about using these terminals UP DN PFI 1 P1 1 Programmable Function Interface channel 1 or Port 1 Digital Input Output channel 1 AI REF TRIG AI Reference Trigger Signal As an output this pin is the ai ReferenceTrigger signal In applications with pretrigger samples a low to high transition indicates the initiation of the post trigger samples AI Reference Trigger is not used in applications with posttrigger samples BNC 2120 Installation Guide National Instruments 9 Table 2 BNC 2120 Timing I O BNC Terminal D
9. C connectors on the front panel 2 Ifyou are using AI 0 move the BNC Temp Ref switch to the BNC position If you are using AI 1 move the BNC Thermocouple switch to the BNC position If you are using AI 3 move the RES BNC switch to the BNC position Configure your software to measure the channel differentially 4 Move the FS GS switch to the applicable position depending on whether you are measuring a floating source FS or ground referenced source GS analog input signal Refer to the Measuring Floating Signals and Measuring Ground Referenced Signals sections for more information about these signal sources Measuring Floating Signals To measure floating signal sources move the corresponding switch below the BNC connector to the FS position In the floating source switch position the DAQ device s amplifier negative terminal connects to ground through a 4 99 kQ resistor as shown in Figure 2 Refer to your DAQ device documentation for more information about measuring floating signals Figure 2 Measuring a Floating Signal Source Signal DAQ Device z Diff tial Input Mode Source ____ Og a ER e a FS coy a all l o HE FS Mode 1 e eoo 1 Lw i al GND 4 99 KQ i 1 When using the BNC 2120 with Connector 1 of two connector M X Series devices the AI lt 0 7 gt BNCs on the BNC 2120 map to the AI lt 16 23 gt channels on the device 6 ni com BNC 2120 Installation Guid
10. INSTALLATION GUIDE BNC 2120 Connector Accessory for E M S X Series Devices This installation guide describes how to install configure and use your BNC 2120 accessory with 68 pin or 100 pin E M S X Series multifunction data acquisition DAQ devices This document also contains accessory specifications The BNC 2120 has the following features Eight BNC connectors for analog input AJ connection e Onboard temperature reference e Thermocouple connector e Resistor measurement screw terminals Two BNC connectors for analog output AO connection e Screw terminals for digital I O DIO connection with state indicators e Screw terminals for timing I O TIO connection e Two user defined BNC connectors A function generator with the following outputs Frequency adjustable TTL compatible square wave Frequency and amplitude adjustable sine wave or triangle wave e Quadrature encoder e A 68 pin I O connector that connects to multifunction DAQ devices e Can be used on a desktop or mounted on a DIN rail Contents What You Need to Get Started cccceeecceccsccsecssessesceseecseseecseeseeseeessessesseceeseeseeeaeseeeaeeaeenseaes 2 Installing the BNC 2120 sissies Aisi eis saa eissis osia cdl Er ve SEERA IN EO SSS SS ESE E E es ha ES 2 Connecting Analog Input Signals eee 333 0 Connecting Differential Analog Input Signals 16 Measuring Floating Signals eee 1 6 Measuring Ground Referenced Signals
11. e Measuring Ground Referenced Signals To measure ground referenced signals move the switch below the BNC connector for the AI channel you are using to the GS position Using the ground referenced source switch position avoids ground loops as shown in Figure 3 Refer to your DAQ device documentation for more information about measuring ground referenced signals Figure 3 Measuring a Ground Referenced Signal Source Signal DAQ Device Source ___ _BNO2120 Piterenta input Moge D b oms H I 1 T i GS i i 01uF GSMode O e He oi Ww i al GND 4 99 ka y AI GND and AI SENSE signals are located at the analog input screw terminals of the BNC 2120 When connecting signals to the screw terminals use 28 16 AWG wire with the insulation stripped to 0 28 in Measuring Temperature You can measure temperature on the BNC 2120 with the temperature reference and thermocouple connector To use the integrated circuit IC temperature reference on the BNC 2120 move the BNC Temp Ref switch above the AI 0 BNC to Temp Ref The integrated circuit IC temperature reference provides built in cold junction compensation CJC through software The IC sensor voltage is linearly proportional to the sensor temperature where C Volts x 100 The sensor is accurate to 1 5 C To use the thermocouple on the BNC 2120 move the BNC Thermocouple switch above the AI 1 BNC to Thermocouple You can connect
12. e the resistor value using the following formula Var3 VA 11 Resistor Value esistor Value Vu 00kO Connecting Analog Output Signals Use the AO lt 0 1 gt BNC connectors on the BNC 2120 front panel to connect analog output signals to your DAQ device The number of connectors you use depends on your DAQ device and application Refer to your DAQ device documentation for information about the use of these signals When using the BNC 2120 with Connector 1 of two connector M X Series devices the AO lt 0 1 gt BNCs on the BNC 2120 map to the AO lt 2 3 gt channels on the device 8 ni com BNC 2120 Installation Guide Using the Function Generator The BNC 2120 has a function generator that produces sine or triangle waveforms and TTL compatible square waveforms Use the switch below the Sine Triangle BNC to select a sine wave or triangle wave output for the connector A TTL compatible square wave is always present at the TTL Square Wave BNC To adjust the frequency of the function generator select your frequency range using the Frequency Selection switch You can select 0 1 10 kHz 1 100 kHz or 13 1000 kHz The Frequency Adjust knob adjusts the frequency within the preselected range for the sine or triangle wave and the TTL square wave outputs The Amplitude Adjust knob adjusts the amplitude of the sine or triangle wave output up to 44V 5 PP Connecting Timing I O Signals Connect the
13. eneration PFI 7 P1 7 Programmable Function Interface channel 7 or Port 1 Digital Input Output channel 7 AI SAMP CLK AI Sample Clock Signal As an output this pin is the ai SampleClock signal This pin pulses once at the start of each AI sample in the interval sample A low to high transition indicates the start of the sample 10 ni com BNC 2120 Installation Guide Table 2 BNC 2120 Timing I O BNC Terminal Descriptions Continued BNC Terminal Description PFI 8 P2 0 Programmable Function Interface channel 8 or Port 2 Digital Input Output channel 0 CTR 0 SOURCE Counter 0 Source Signal As an output this pin is the CtrOSource signal This signal reflects the actual source connected to the general purpose counter 0 PFI 9 P2 1 Programmable Function Interface channel 9 or Port 2 Digital Input Output channel 1 CTR 0 GATE Counter 0 Gate Signal As an output this pin is the Ctr0Gate signal This signal reflects the actual gate signal connected to the general purpose counter 0 PFI 12 P2 4 Programmable Function Interface channel 12 or Port 2 Digital Input Output channel 4 CTR 0 OUT Counter 0 Output Signal As an input this pin can be used to route signals directly to the RTSI bus As an output this pin emits the Ctr0InternalOutput signal PFI 13 P2 5 Programmable Function Interface channel 13 or Port 2 Digital Input Output channel 5 CTR 1 OUT Cou
14. es 68 pin male SCSI II type BNC connect fS ossisrnsnssrnron reroror 15 Screw terminal plugs sseesseseseeeeeeeseseerererseeee 31 Environment Operating temperature cceceeeseeseereeeeeeee 0 to 50 C Storage temperature cee eeeeeeseceeeeeeeeteeeee 55 to 125 C Relative humidity ccc eseeeeeeeeereeeeeeeees 5 to 90 noncondensing Pollution Degree ceeeccececeeceseeteeteeseeteeeeeee 2 Maximum altitude cecccsccscesecseeeseeeeeeee 2 000 m Indoor use only Safety This product is designed to meet the requirements of the following standards of safety for electrical equipment for measurement control and laboratory use e TEC 61010 1 EN 61010 1 e UL 61010 1 CSA 61010 1 Note For UL and other safety certifications refer to the product label or the Online Product Certification section A Caution The protection provided by the BNC 2120 can be impaired if it is used in a manner not described in this document Electromagnetic Compatibility This product meets the requirements of the following EMC standards for electrical equipment for measurement control and laboratory use e EN 61326 1 IEC 61326 1 Class A emissions Basic immunity e EN 55011 CISPR 11 Group 1 Class A emissions e AS NZS CISPR 11 Group 1 Class A emissions e FCC 47 CFR Part 15B Class A emissions e ICES 001 Class A emissions Note Inthe United States per FCC 47 CFR Class A equipment is intended for u
15. escriptions Continued BNC Terminal Description PFI 2 P1 2 Programmable Function Interface channel 2 or Port 1 Digital Input Output channel 2 AI CONV CLK AI Convert Clock Signal As an output this pin is the ai ConvertClock signal A high to low edge on AI CONV indicates that an A D conversion is occurring PFI 3 P1 3 Programmable Function Interface channel 3 or Port 1 Digital Input Output channel 3 CTR 1 SOURCE Counter 1 Source Signal As an output this pin is the Ctr1 Source signal This signal reflects the actual source connected to the general purpose counter 1 PFI 4 P1 4 Programmable Function Interface channel 4 or Port 1 Digital Input Output channel 4 CTR 1 GATE Counter 1 Gate Signal As an output this pin is the Ctr1Gate signal This signal reflects the actual gate signal connected to the general purpose counter 1 PFI 5 P1 5 Programmable Function Interface channel 5 or Port 1 Digital Input Output channel 5 AO SAMP CLK AO Sample Clock Signal As an output this pin is the ao SampleClock signal A high to low edge on AO SAMP indicates that the AO primary group is being updated PFI 6 P1 6 Programmable Function Interface channel 6 or Port 1 Digital Input Output channel 6 AO START TRIG AO Start Trigger Signal As an output this pin is the ao StartTrigger signal In timed AO sequences a low to high transition indicates the initiation of the waveform g
16. ext to each screw terminal indicate the state of each digital line as listed in Table 3 Table 3 Digital I O LEDs Digital I O LED Digital Port State Lit The port is either pulled high or driven high Not lit The port is either pulled low or driven low Specifications This section lists the specifications of the BNC 2120 These specifications are typical at 25 C unless otherwise specified Note Refer to your DAQ device documentation for specifications about analog input analog output trigger counter and digital and timing I O signals Analog Input Number of channels default cece 8 differential Field connections default cceeeeeteeeeee 8 BNC connectors PHOLECUION sssscasessesecsscceteasesreaseavensdieecsvncsiusteorenseess No additional protection provided Consult your DAQ device specifications Optional inputs ALL EEEE E aac tessesseectesanens Temperature sensor Va i cata ceuete ten Siedunscausedasssatesauatteopsdactssdecusesn se Thermocouple AL Sy API Drennan aaee Resistor measurement requires RSE configuration Optional connections Thermocouple ssseisiressrescressrssirersiasessessresa Uncompensated miniature connector mates with 2 prong miniature or subminiature connector RESIStOF cccceeccessececesceeseeceesecessseceeseeeeseees 2 screw terminals 14 ni com BNC 2120 Installation Guide Resistor measurement range eseseneeeees 100 Q to 1 MQ Resistor measuremen
17. ncy Adjust RES BNC Switch Al 3 Resistor Measurement Screw Terminals Thermocouple Input Connector Temperature Reference BNC Temp Ref Switch Al 0 BNC Thermocouple Switch Al 1 Analog Input BNC Connectors FS GS Switches 9 10 11 12 13 14 16 Analog Output BNC Connector Frequency Range Selection Switch Sine Triangle BNC Connector TTL Square Wave BNC Connector Sine Triangle Waveform Switch Frequency Adjust Knob Amplitude Adjust Knob Digital I O Screw Terminals 19 20 21 22 23 24 Digital I O LEDs User Defined Screw Terminals User Defined BNC Connectors Timing I O Screw Terminals Quadrature Encoder Screw Terminals Quadrature Encoder Knob Timing I O BNC Connector Power Indicator LED BNC 2120 Installation Guide National Instruments 3 To connect the BNC 2120 to your DAQ device complete the following steps Consult your computer or PXI PXI Express chassis user manual for specific instructions and warnings aS A 1 Place Note Ifyou have not already installed your DAQ device refer to the DAQ Getting Started guides for instructions Caution Do not connect the BNC 2120 to any device other than National Instruments E M S X Series multifunction DAQ devices Doing so can damage the BNC 2120 the DAQ device or the host computer National Instruments is not liable for damage resulting from these connections the BNC 2120 near the host computer or PXI PXI Ex
18. nter 1 Output Signal As an input this pin can be used to route signals directly to the RTSI bus As an output this pin emits the Ctrl InternalOutput signal PFI 14 P2 6 Programmable Function Interface channel 14 or Port 2 Digital Input Output channel 6 FREQ OUT Frequency Output This output is from the frequency generator 5 V 5 V Power These terminals are fused on the DAQ device and are self resetting The current available depends on the product to which it is connected D GND Digital Ground This terminal supplies the reference for the digital signals at the I O connector as well as the 5 VDC supply BNC 2120 Installation Guide National Instruments 11 Using the Quadrature Encoder The BNC 2120 contains a mechanical quadrature encoder circuit that produces 96 pulses per encoder revolution Two outputs PULSES and UP DN are at the screw terminals located below the quadrature encoder knob PULSES outputs a pulse train generated by rotating the encoder shaft It provides four pulses per one mechanical click of the encoder UP DN outputs a high or a low signal indicating rotation direction When the direction is counterclockwise UP DN is low When the direction is clockwise UP DN is high To use the quadrature encoder with counter 0 of the DAQ device connect the PULSES terminal to PFI 8 and connect the UP DN terminal to the P0 6 digital I O terminal the up down pin of counter 0 T
19. o use the quadrature encoder with counter 1 connect the PULSES terminal to PFI 3 and connect the UP DN terminal to the P0 7 digital I O terminal the up down pin of counter 1 Refer to Table 2 for more information about PFI 3 and PFI 8 Refer to the Connecting Digital I O Signals section for more information about the digital I O terminals and LEDs You can use the Count Digital Events VI from the LabVIEW Example Finder Hardware Input and Output DAQmx Counter Measurements Count Digital Events with the BNC 2120 quadrature encoder After opening the VI select Externally Controlled in the Count Direction control The VI retrieves the count from the counter You can convert the count into total degrees rotated using the following formula Total Degrees Rotated PULSES x 3 75 pulse where 3 75 pulse 360 96 pulses Calculate the number of revolutions and remaining degrees by dividing the total degrees rotated by 360 The calculated quotient is equal to the number of revolutions and the remainder is equal to the remaining degrees 12 ni com BNC 2120 Installation Guide Connecting User Defined Signals The USER 1 and USER 2 BNC connectors allow you to use a BNC connector for a digital I O or timing I O signal of your choice The USER 1 and USER 2 BNC connectors are routed internal to the BNC 2120 to the USER 1 and USER 2 screw terminals as shown in Figure 5 Figure 5 USER lt 1 2 gt BNC Connections USER 1 BNC
20. ontains the environmental regulations and directives with which NI complies as well as other environmental information not included in this document Waste Electrical and Electronic Equipment WEEE a4 EU Customers At the end of the product life cycle all products must be sent to a WEEE recycling center For more information about WEEE recycling centers National Instruments WEEE initiatives and compliance with WEEE Directive 2002 96 EC on Waste and Electronic Equipment visit ni com environment weee ETAD mis ish SEE CHE ROHS OO RARA National Instruments 46 F E ETAR A m P RANER SE BR ROHS XF National Instruments FE RoHS EHHIS E TPE ni com environment rohs_china For information about China RoHS compliance go to ni com environment rohs_china 18 ni com BNC 2120 Installation Guide LabVIEW National Instruments NI ni com the National Instruments corporate logo and the Eagle logo are trademarks of National Instruments Corporation Refer to the Trademark Information at ni com trademarks for other National Instruments trademarks Other product and company names mentioned herein are trademarks or trade names of their respective companies For patents covering National Instruments products technology refer to the appropriate location Help Patents in your software the patents txt file on your media or the National Instruments Patents Notice at ni com patents Refer to the Export Compliance Info
21. press chassis or use the optional DIN Rail Mounting kit for UMI FLEX 6 and BNC boxes Part Number 777972 01 which you can order from National Instruments at ni com A Caution Do not connect input voltages greater than 42 4 V 60 VDC to the BNC 2120 The BNC 2120 is not designed for any input voltages greater than 42 4 V 60 VDC even ifa user installed voltage divider reduces the voltage to within the input range of the DAQ device Input voltages greater than 42 4 V 60 VDC can damage the BNC 2120 all devices connected to it and the host computer Overvoltage can also cause an electric shock hazard for the operator National Instruments is not liable for damage or injury resulting from such misuse 2 Connect the BNC 2120 to the DAQ device using the appropriate cable for your DAQ device as listed in Table 1 Caution To ensure the specified EMC performance operate this product only with shielded cables and accessories Table 1 BNC 2120 Cabling Options Number Shielded Unshielded of Pins DAQ Device Recommended Cable Cable 68 pin DAQCard E Series SHC68 68 EPM RC68 68 NI PCI PCle PXI PXIe M Series NI 6143 S Series PCle PXIe USB X Series PCI PXI E Series SH68 68 EPM R6868 USB Mass Termination M Series NI 611x 612x 613x S Series 100 pin PCI PXI E Series SH1006868 be operate specificati Do notu Caution For compliance with Electromagnetic Compatibility EMC requirements
22. rmation at ni com legal export compliance for the National Instruments global trade compliance policy and how to obtain relevant HTS codes ECCNs and other import export data 1999 2012 National Instruments All rights reserved 372123D 01 Oct12
23. se in commercial light industrial and heavy industrial locations In Europe Canada Australia and New Zealand per CISPR 11 Class A equipment is intended for use only in heavy industrial locations A Note Group 1 equipment per CISPR 11 is any industrial scientific or medical equipment that does not intentionally generate radio frequency energy for the treatment of material or inspection analysis purposes BNC 2120 Installation Guide National Instruments 17 Note For EMC declarations and certifications and additional information refer to the Online Product Certification section CE Compliance C This product meets the essential requirements of applicable European Directives as follows 2006 95 EC Low Voltage Directive safety e 2004 108 EC Electromagnetic Compatibility Directive EMC Online Product Certification To obtain product certifications and the Declaration of Conformity DoC for this product visit ni com certification search by model number or product line and click the appropriate link in the Certification column Environmental Management NI is committed to designing and manufacturing products in an environmentally responsible manner NI recognizes that eliminating certain hazardous substances from our products is beneficial to the environment and to NI customers For additional environmental information refer to the Minimize Our Environmental Impact web page at ni com environment This page c
24. t error ccccceeeeeesseeees lt 5 Screw terminals ccccccecccessecesseecessecesseeenes 4 positions 28 16 AWG wire Switches Floating source grounded source 8 BNC temperature reference IC 1 BNC thermocouple connector wel BNC resistor screw terminals 1 Analog Output Field connection cccccceeecsecsecessecseceseeeseeeee 2 BNC connectors Digital Input Output Screw terminals neseserai 9 positions 28 16 AWG wire LED state indicators 0 cccccesseeesscecseeeceseeees 8 1 each for lines P0 lt 0 7 gt Protection DC max V Powered Off ccccecceeseeeesceseesceteeseeteeaeenes 5 5V Powered OM cceseseeseescescescesceeeeeeeeneenee 10 5 V Drive E E E E 0 6 V 8 mA 1 6 V 24 mA EAEE RA EAE E 4 4 V 8 mA 4 V 13 mA Function Generator Sqare Waves noero niii a E ne e es TTL compatible 100 Hz to 1 MHz Through the Frequency Adjust knob Rise tum sh s wae a ait RUG 2 ns Frequency range Frequency adjust Fall iienaa r Ea 2 ns Sine triangle wave Frequency range ce eeececeseeceeceeeeeseeeee 100 Hz to 1 MHz Frequency adjust cceceeeseeseeseeseeneenes Through the Frequency Adjust knob Amplitude range occ eseeeeesereteceeeeeeee 200 mV to 4 8 Vp p Amplitude adjust cccccscssseeseeseneereeee Through the Amplitude Adjust knob Output impedance eececeeeeeeeeeeeeeee 453 Q sine triangle wave 50
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