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BK Precision 4047B User Manual
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BK Precision 4047B User Manual

BK Precision 4047B User Manual

Dual channel function/arbitrary waveform generator
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Model: 4047B
Dual Channel Function/Arbitrary
Waveform Generator
USER MANUAL
www.valuetronics.com

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Summary of Contents for BK Precision 4047B

  • Page 1 Model: 4047B Dual Channel Function/Arbitrary Waveform Generator USER MANUAL www.valuetronics.com...
  • Page 2 Safet Su The follo i g safet p e autio s appl to oth ope ati g a d ai te a e pe so el a d ust e follo ed du i g all phases of ope atio , se i e, a d epai of this i st u e t. Befo e appl i g po e to this i st u e t: ...
  • Page 3 spe ified i this a ual fo this i st u e t. You ust e su e that ea h a esso ou use ith this i st u e t has a atego ati g e ual to o highe tha the i st u e t's atego ati g to ai tai the i st u e t's atego ati g.
  • Page 4 The i st u e t is desig ed to e used i offi e-t pe i doo e i o e ts. Do ot ope ate the i st u e t  In the presence of noxious, corrosive, or flammable fumes, gases, vapors, chemicals, or finely- divided particulates.
  • Page 5 Do ot lea the i st u e t, its s it hes, o its te i als ith o ta t lea e s, a asi es, lu i a ts, sol e ts, a ids/ ases, o othe su h he i als. Clea the i st u e t o l ith a lea d li t-f ee loth o as i st u ted i this a ual.
  • Page 6 Se i i g Do ot su stitute pa ts that a e ot app o ed B&K P e isio o odif this i st u e t. ‘etu i st u e t to B&K P e isio fo se i e a d epai to e su e that safet a d pe fo a e featu es a e ai tai ed.
  • Page 7 Co plia e State e ts Disposal of Old Ele t i al & Ele t o i E uip e t Appli a le i the Eu opea U io a d othe Eu opea ou t ies ith sepa ate olle tio s ste s This p odu t is su je t to Di e ti e / /EC of the Eu opea Pa lia e t a d the Cou il of the Eu opea U io o...
  • Page 8 CE De la atio of Co fo This i st u e t eets the e ui e e ts of / /EC Lo Voltage Di e ti e a d Ele t o ag eti Co pati ilit Di e ti e ith the follo i g sta da ds. Lo Voltage Di e ti e EN61010-1: 2001 EMC Di e ti e...
  • Page 9 Safet S ‘efe to the use a ual fo a i g i fo atio to a oid haza d o pe so al i ju a d p e e t da age to i st u e t. Ele t i “ho k haza d Alte ati g u e t AC Chassis ea th g ou d s...

  • Page 10: Table Of Contents

    Contents Safet Su a ..................... Co plia e “tate e ts ......................“afet “ ols ........................Ge e al I fo atio ................P odu t O e ie ......................Pa kage Co te ts ......................F o t Pa el O e ie .....................
  • Page 11 Setti g the Output ..................Usi g Voltage Offset ..................Sto i g a d Re alli g a Wa efo Ge e ato Setup ........C eati g a A it a Wa efo ..............E te i g I di idual Data Poi ts ............... Setti g the A it a F e ue ..............
  • Page 12 T ou leshooti g Guide ..............Spe ifi atio s ..................SERVICE INFORMATION ................LIMITED THREE-YEAR WARRANTY ..............www.valuetronics.com...

  • Page 13: P Odu T O E Ie

    . “a e the o igi al pa ki g a to fo possi le futu e eship e t. E e ge e ato is shipped ith the follo i g o te ts:  4047B DDS function generator  AC Power Cord ...

  • Page 14: F O T Pa El O E Ie

    . F o t Pa el O e ie Figu e - F o t Pa el O e ie F o t Pa el Des iptio Po e O /Off S it h Fu tio Ke s F -F Mode Ke S eep Ke el Ke...

  • Page 15: Ea Pa El O E Ie

    The f o t-pa el o t ols sele t, displa , a d ha ge pa a ete , fu tio , a d ode setti gs. Use the u e i al ke pad, ota i put k o a d the u so o e e t ke s to e te data i to the a efo ge e ato .

  • Page 16: Displa O E Ie

    . Displa O e ie The fu tio ge e ato has a olo LCD displa that a displa up to dots. Whe po e i g o the u it, si e a efo is sele ted a d u e t setti gs ill appea i the displa . The otto of the displa sho s a e u sele ta le ith fu tio ke s that o espo ds to the fu tio , pa a ete , ode displa sele ted.

  • Page 17: Getti G Sta Ted

    Getti g Sta ted Befo e o e ti g a d po e i g up the i st u e t, please e ie a d go th ough the i st u tio s i this hapte . .

  • Page 18: Co E To S

    Fuse o Fuse o slit Che k/‘e o e Fuse Figu e - Fuse Repla e e t . Co e to s The fu tio ge e ato has t o BNC o e to s o the f o t pa el he e ou a e t oa ial a les.

  • Page 19: P Eli I A Che K

    E essi e disto tio o a e atio s aused i p ope te i atio a e less oti ea le at lo e f e ue ies, espe iall ith si e a d t ia gle a efo s.
  • Page 20 finishes the diagnostic self-test routine, it enters the local state (LOCS) and assumes power-on default settings. Output Che k Follo the steps elo to do a ui k he k of the setti gs a d a efo output. 1. Turn on the instrument and set the instrument to default settings. To set to default, press Setups, press Recall, and select 0 Default Setup.

  • Page 21: Ope Ati G I St U Tio S

    Ope ati g I st u tio s . Me u Ke s These ke s sele t the ai e us fo displa i g o ha gi g a pa a ete , fu tio , o ode. WAVEFORM Ke s These ke s sele t the a efo output a d displa the a efo...

  • Page 22: Mode Ke

    Vp-p / + |offset| <= olts F : S – Whe the “ ua e o T ia gle a efo s a e sele ted, the “YMMET‘Y dut le pa a ete is a aila le. Cha ge the s T ia gle o dut “...
  • Page 23 F : Co ti uous – “ele ts o ti uous output. F : T igge ed – T igge s o e output le of the sele ted a efo fo ea h t igge e e t. F : Gated –...

  • Page 24: Utility Ke

    Figu e - Bu st Me u UTILITY Ke Utilit Me u F : Re all/Sto e – ‘e alls a p e iousl sto ed f o t-pa el setup f o the sele ted uffe . Cha ge the uffe usi g the ota i put k o .

  • Page 25: Sweep Ke

    F : COUNTER – E a les the uilt-i f e ue ou te . The f e ue of the sig al e ted to the TRIG IN o e to ill e displa ed. The ou te is auto a gi g ith up to digits of esolutio .

  • Page 26: Modulation Ke

    F : Loga ith i – “ele ts the Loga ith i s eep shape. F : Set – Defi es the “ eep “ta t a d “top f e ue ies. Figu e - Set S eep Me u MODULATION Ke “ele ts the AM, FM, F“K, PM, o PWM odulatio ode.
  • Page 27 Figu e - AM Me u F : % - Defi es the odulatio depth f o F : F e ue - “ele ts the odulatio f e ue , f o . Hz to kHz. F : Shape - “ele ts the odulati g a efo et ee “i e, “...
  • Page 28 F : E te al - “ele ts a d e a les the e te al odulatio a e te al sig al applied to the Modulatio I e to o the ea pa el. Figu e - Modulatio Me u of P ess F to sele t FSK e u: Figu e - FSK Me u...
  • Page 29 Figu e - PM Me u F : De iatio - Defi es the phase de iatio of the PM i deg ees. F : F e ue - Defi es the PM f e ue F : Shape - “ele ts the shape of the odulati g a efo et ee “i e, T ia gle, o “...
  • Page 30 PULSE Ke “ele ts the Pulse a efo e u sho elo : Figu e – Pulse Me u F : F e ue /Pe iod - “ele ts the pa a ete defi itio of the Pulse epetitio pe iod. F : A plitude - “ele ts the A plitude pa a ete .

  • Page 31: Arbitrary Ke

    Pulse Width a d Edge Edit Me u Figu e - Pulse Width a d Edge Edit Me u F : Width - “ele ts the Width of the ge e ated pulse. F : E ual Edge - “ele ts e ual ‘ise Leadi g edge a d Fall T aili g edge ti es of the pulse. F : Lead/T ail - “ele ts diffe e t ‘ise a d Fall ti es of the Pulse.
  • Page 32 a 't p odu e the a efo at the desi ed f e ue , the a efo ge e ato ill displa a Out of ‘a ge e o essage. Displa s the Poi t ‘ate fo A it a Wa efo o l .
  • Page 33 A it a EDIT Me u E te s data fo eati g a it a a efo s. You a e te data o e poi t at a ti e, as a alue at a add ess, d a a li e f o o e poi t a alue at a add ess to a othe poi t, eate a p edefi ed a efo , o o i e these to eate o ple...
  • Page 34 alue f o - F : Li e - This e u allo s a li e to e d a et ee t o sele ted poi ts. Whe sele ted, the follo i g e u is displa ed: Figu e - Li e Me u F : F o - “ele ts the sta ti g poi t add ess.
  • Page 35 Figu e - P edefi ed Me u F : T pe - Use the ota dial to sele t the a efo “i e, T ia gle, “ ua e o Noise. If Noise fu tio is sele ted, a su e u is displa ed to allo addi g the oise to a a aila le a efo o to ge e ate it as a e...

  • Page 36: On Ke

    the MENU sele tio displa . Full Displa . ON Ke Use this ke to o t ol the ai output sig al. Whe the output is a ti e, the ON ke ill e lit. B default, this ill e OFF disa led f o a po e -up. .

  • Page 37: Me O

    Whe the a efo ge e ato fi ishes the diag osti self-test outi e, it e te s the lo al state LOG“ a d assu es po e -o default setti gs. Ta le lists the fa to default setti gs o sele ted afte ‘ECALL .

  • Page 38: Sele Ti G A Sta Da D Wa Efo

    . Qui k Sta t This se tio e plai s ho to ge e ate a ious a efo s a d odif the output a efo * Ge e ati g a a efo output * Modif i g a efo output * “to i g a d e alli g a a efo ge e ato setup...
  • Page 39 Sto i g a d Re alli g a Wa efo Ge e ato Setup You a sto e f o t-pa el setups i side the i te al o - olatile flash e o . Whe ou e all a sto ed setup, the f o t-pa el setti gs ha ge to at h the setti gs i the sto ed setup.
  • Page 40 C eati g a A it a Wa efo You a eate a a it a a efo usi g the follo i g ethods: * E te i di idual data poi ts * D a li es et ee data poi ts * C eate a p edefi ed a efo * Co i e a...
  • Page 41 Setti g the A it a F e ue The a it a a efo f e ue is a fu tio of the u e of data poi ts used to u the a efo the le gth pa a ete i the A‘BIT‘A‘Y e u a d the a efo e e utio poi t ate.
  • Page 42 Ta le - : Relati e A plitude fo Wa efo Output E a ples F o t Pa el Data Poi t Relati e Output A plitude Setti g Value A plitude Voltage + . V Vp-p Vp-p V offset oltage Vp-p Vp-p .
  • Page 43 P og a O e ie This se tio p o ides detailed i fo atio o p og a i g the ge e ato ia the U“B i tual COM i te fa e. e ti g to USB Vi tual COM I te fa e Cu e tl , the U“B i tual COM i te fa e suppo ts Wi do s®...
  • Page 44 7. I the follo i g i do , sele t B o se o pute fo d i e soft a e , a d follo i g this, sele t Let e pi k f o a list of de i e d i e s o o pute .
  • Page 45 12. The d i e ill o i stall. O e fi ished, u de De i e Ma age , ou should see u de Po ts COM & LPT a ite la eled BK P e isio U“B to “e ial Co e te COM# . The COM# is the o po t that a e used to a ess the i tual COM po t fo e ote communication.
  • Page 46 8. F o the I stall F o Disk i do , li k B o se… a d lo ate a d double-click the USB d i e file do loaded f o the e site la eled at _ d .i f .
  • Page 47 The U“B i tual COM i te fa e setti gs fo the o u i atio po t a e as follo s: BAUDRATE: PARITY: NONE DATA BITS: STOP BIT: FLOW CONTROL: NONE De i e States The de i e a e i o e of the t o possi le states des i ed elo .
  • Page 48 The Output Queue The de i e has a - te lo g output ueue i hi h it sto es espo se essages fo the o t olle to ead. If at the ti e a espo se essage is fo atted the ueue o tai s p e iousl fo atted espo se essages, su h that the e a e ot e ough pla es i the ueue fo the e...
  • Page 49 The P og a Message U it a e di ided i to th ee se tio s as follo s: a P og a Heade The P og a Heade ep ese ts the ope atio to e pe fo ed, a d o sists of A“CII ha a te e o i s.
  • Page 50 u e i . A u e i alue is ou ded to a i tege . A o -ze o esult is i te p eted as ON , a d a ze o esult as OFF . Que ies etu the alues o N‘f This is a de i al u e i data t pe, he e...
  • Page 51 ei g ue ied. I ases the Que Message U it a optio all e supplied ith the MIN o e o i s as data. This tells the de i e to etu the i i u o a i u alue to hi h the pa a ete u e tl...
  • Page 52 No e o epo ted No e o a d E o s a d e o is i the a ge - to - , a d i di ates that a s ta e o as dete ted. This i ludes the ase of a u e og ized heade .
  • Page 53 E e utio E o s A e e utio e o i di ates that the de i e ould ot e e ute a s ta ti all o e t o a d, eithe si e the data e e out of the i st u e t's a ge, o due to a de i e o ditio . E e utio e o A atte pt as ade to ‘ECALL the o te ts of a u i itialized sto ed setti g uffe .
  • Page 54 a d the o t olle se ds o e o a ds ithout eadi g the data. Que INTE‘‘UPTED. Data e e se t efo e the e ti e espo se of a p e ious ue as ead. Que UNTE‘MINATED.
  • Page 55 I te al Ope atio Co a ds *RST - Reset o The ‘eset o a d pe fo s a de i e eset. It auses the de i e to etu to the fa to default po e up state. T pe: o Co “...
  • Page 56 This o a d is used to sto e the u e t i st u e t state i the spe ified e o lo atio . A gu e ts T pe: <N‘f> ‘a ge: to . No i tege alues a e ou ded efo e e e utio T pe: o Co “...
  • Page 57 Default Su s ste The “ou e “u s ste o t ols the f e ue , oltage, a plitude odulatio a d lo k sou e. The a d st u tu e is as follo s: FUNCtio “INusoid|“QUa e|T‘Ia gle| F‘EQue <...
  • Page 58 “ ta : F‘EQue < s><f e ue >[u its] F‘EQue < s>MINi u |MAXi u E a ples: F‘EQ KH) F‘EQ E F‘EQ MAXIMUM F‘EQ MIN “ ta : F‘EQue ?[< s>MAXi u |MINi u ] E a ples: F‘EQ? F‘EQ? MAX ‘espo se:...
  • Page 59 The a plitude o a d is used to set the peak-to-peak a plitude of the output a efo . Note that the a plitude a d the offset a e li ited the elatio : Peak A plitude + |Offset| <= V A gu e ts T pe: Nu e i...
  • Page 60 OFF“et< s>MINi u |MAXi u E a ples: OFF“ . OFF“ . V OFF“ MAX “ ta : OFF“et?[< s>MINi u |MAXi u ] E a ples: OFF“? OFF“? MAX ‘espo se: N‘ Co side atio s: The MAXi u offset is depe de t o the a plitude. The MAX a d MIN a gu e ts should ot e used i a p og a essage o tai i g a AMPLitude a d, si e these alues a e e aluated du i g pa si g, ased o the u e t alue of the...
  • Page 61 OUT <state> This o a d o t ols hethe the output is ON o OFF. A gu e ts T pe: Boolea a d T pe: “etti g o Que “etti g “ ta : OUT< s>ON| |OFF| E a ples: OUT ON “...
  • Page 62 A gu e ts T pe: Nu e i U its: o e i plied % ‘a ge: ‘ou di g: To i tege a d T pe: “etti g o Que “etti g “ ta : DEPTh< s><pe e t depth> DEPTh<...
  • Page 63 T pe: Cha a te Optio s: “INusoid, T‘Ia gle, “QUa e a d T pe: “etti g o Que “etti g “ ta : MOD“Hape< s><“IN|T‘I|“QU> E a ples: MOD“Hape “IN MOD“Hape T‘I “ ta : MOD“Hape? ‘espo se: “IN|T‘I|“QU DEViatio This o...
  • Page 64 “ ta : “WE< s>ON|OFF|LIN|LOG E a ples: “WE ON “WE LIN “ ta : “WE? ‘espo se: OFF|LIN ON|LIN OFF|LOG ON|LOG OFF Note: “ eep ill auto ati all e a ti e if set to Li ea o Loga ith i . SWRAte This o a d sets the ti e fo o e o plete s eep:...
  • Page 65 “W“TA t MIN “ ta : “W“TA t?[< s>MAXi u |MINi u ] E a ples: “W“TA t ? “W“TA t ? MAX ‘espo se: N‘ SWSTOp This o a d sets the stop f e ue of the s eep: A gu e ts T pe: Nu e i .
  • Page 66 E a ples: MODE CONT MODE BU‘“ “ ta : MODE? ‘espo se: CONT|T‘IG|GATE|BU‘“ TRIGge <t igge sou e> This o a d is used to sele t the t igge sou e, fo use i the T igge , Gate a d Bu st t igge odes.
  • Page 67 BU‘“? MAX TRAte <t igge ate> “ets the ate of the i te al t igge . A gu e ts T pe: Nu e i U its: “, “, u“, “ ‘a ge: u“ to “ ‘ou di g: to digits a d T pe: “etti g o Que...
  • Page 68 3) protect an area of waveform memory; 4) set the state of the automatic update and increment features; 5) update the waveform. The following shows the structure of the ARBitrary subsystem: :ARBitrary :PRATe <numeric value> :ADDRess <numeric value> :DATA <numeric value>|<arbitrary block> :DRAW <numeric value>,<numeric value>...
  • Page 69 Arguments Type: Numeric Range: 1 to 16,382 Rounding: to integer value Command Type: Setting or Query Setting Syntax: :ARBitrary:ADDRess<ws><address> :ARBitrary:ADDRess<ws>MINimum|MAXimum Examples: :ARB:ADDR 100 Query Syntax: :ARBitrary:ADDRess?[<ws>MINimum|MAXimum] Response: Data :ARBitrary:DATA <data> This command is used to set the values of the waveform. Arguments Type: Numeric.
  • Page 70 Example: :ARB:DRAW 1,1000 Considerations: The value of the data at the start and end points must first be set by the user, using the :ARB:DATA command. 2) The range of the straight line cannot overlap with protected memory. 3) The end address must be greater than the start address. P edefi ed a efo :ARB:PRED <shape>,<start address>,<length>,<scale>...
  • Page 71 2) The 'scale' refers to the scaling of the waveform as a percentage of full scale. A scale of 100% will, under the correct conditions, generate a waveform whose data values range from -8191 to +8191. These 'correct conditions' are set by the 'offset' value. This offset is the value of the data at the start address, and determines the maximum scale settable.
  • Page 72 Example: :ARB:LENG 1E3 Query Syntax: :ARBitrary:LENGth?[<ws>MINimum|MAXimum] Example: :ARB:LENG? Response: Considerations: 1) Changing the wavelength will change either the frequency. 2) The minimum wavelength is 2. Sa e :ARBitrary:SAVe This command is used to save all unsaved arbitrary waveform data into non-volatile memory. Arguments T pe: Nu e i...
  • Page 73 Q: M t o sig als a e out of phase e e afte I p ess the s phase utto . Check that the two cables being used are the same impedances. At higher frequencies, impedances of the cables play a factor in the signal integrity. Check that the two cables being used are the same exact lengths.
  • Page 74 6 Spe ifi atio s Note: All spe ifi atio s appl to the u it afte a te pe atu e sta ilizatio ti e of i utes o e a a ie t te pe atu e a ge of °C ±...
  • Page 75 A it a Wa efo Cha a te isti s “a pli g ‘ate s to Ve ti al ‘esolutio A u a ‘esolutio digits Wa efo Le gth – poi ts Ope ati g Modes Co ti uous Output o ti uous at p og a ed pa a ete s T igge ed Output uies e t u til t igge ed...
  • Page 76 “ eep Ti e s to I put a d Output T igge IN TTL o pati le Ma i u ate MHz Mi i u idth > I put i peda e kΩ “ TTL pulse at p og a ed f e ue Ω...
  • Page 77 www.valuetronics.com...

  • Page 78: Service Information

    SERVICE INFORMATION Warranty Service: Please go to the support and service section on our website at www.bkprecision.com to obtain a RMA #. Return the product in the original packaging with proof of purchase to the address below. Clearly state on the RMA the performance problem and return any leads, probes, connectors and accessories that you are using with the device.

  • Page 79: Limited Three-Year Warranty

    LIMITED THREE-YEAR WARRANTY B&K P e isio Co p. a a ts to the o igi al pu hase that its p odu ts a d the o po e t pa ts the eof, ill e f ee f o defe ts i o k a ship a d ate ials fo a pe iod of th ee ea s f o date of pu hase.
  • Page 80 “a i ‘a h Pa k a Yo a Li da, CA . kp e isio . o © B&K P e isio Co p. www.valuetronics.com...