Aim-TTI TG1000 Instruction Manual Download | Manualshive

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Table of Contents

Front Panel Connections

Rear Panel Connections (TG2000 only)

Initial Operation

Standard Waveform Operation

Setting Generator Parameters

Warnings and Error Messages

Sweep Operation

Setting Sweep Parameters

System Operations from the Utility Menu

Equipment Required

Calibration Procedure

Calibration Routine

Remote Calibration

Remote Operation (TG2000 only)

Remote Commands (TG2000 only)

Appendix 1. Warning and Error Messages

Appendix 2. Factory System Defaults

Note:

The latest revisions of this manual, device drivers and software tools can be

downloaded from: http://www.aimtti.com/support.

This manual is 48591-1020 Issue 12

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Summary of Contents for TG1000

Page 1: ...TG1000 TG2000 DSS Function Generators INSTRUCTION MANUAL...

Page 2: ...eters 18 Gated Mode 23 Tone Mode 24 FSK 25 Modulation 26 System Operations from the Utility Menu 27 Calibration 29 Equipment Required 29 Calibration Procedure 29 Calibration Routine 30 Remote Calibrat...

Page 3: ...Sweep All waveforms can be swept from 0 2Hz to their maximum frequency in a single sweep at a rate variable between 50 milliseconds and 999 seconds The sweep is fully phase continuous Sweep can be lin...

Page 4: ...re Range 1mHz to 20MHz 10MHz Resolution 1mHz or 6 digits Symmetry Control 20 to 80 1 resolution 1mHz to 20MHz 10MHz Accuracy 10 ppm for 1 year 1mHz below 0 2Hz Output Level 2 5mV to 10Vp p into 50 Ris...

Page 5: ...SK Phase coherent switching between two selected frequencies at a rate defined by the switching signal source Carrier frequency From 1Hz to 20MHz 10MHz Carrier waveforms All Switch repetition rate DC...

Page 6: ...10V Minimum Pulse Width 100ns for Gate and FSK modes 0 2ms for Sweep and Tone modes Input Impedance 10k VCA In Frequency Range DC 100kHz Signal Range 2 5V for 100 level change at maximum output Input...

Page 7: ...al interruption is prohibited The protective action must not be negated by the use of an extension cord without a protective conductor When the instrument is connected to its supply terminals may be l...

Page 8: ...and LK3 only 5 Reassemble in the reverse order 6 To comply with safety standard requirements the operating voltage marked on the rear panel must be changed to clearly show the new voltage setting 7 Ch...

Page 9: ...waveform rising edge is at the 0 phase point of MAIN OUT and the falling edge is at the 180 phase point For square waves and pulses both phase and symmetry are coincident with MAIN OUT Trigger Provid...

Page 10: ...ceived data 8 TXD2 Secondary transmitted data 9 GND Signal ground Pin 2 3 and 5 may be used as a conventional RS 232 interface with XON XOFF handshaking Pins 7 8 and 9 are additionally used when the i...

Page 11: ...s are derived from the sinewave using a variable threshold comparator this permits symmetry control of these waveforms across the whole instrument frequency range The major advantages of DDS over conv...

Page 12: ...screen a new frequency of 100kHz for example is set by pressing 1 0 0 kHz CE Clear Entry undoes a numeric entry digit by digit ESCAPE returns a setting being edited to its last value Eight soft keys...

Page 13: ...e changed by further presses of the soft key by pressing either cursor key or by using the rotary control For example pressing the AUX OUT soft key on the main menu brings up the screen shown below AU...

Page 14: ...nly is selected the output waveform is the baseline DC voltage only set from the DC Offset screen Frequency FREQUENCY 10 0000 kHz freq period Pressing the FREQ key gives the FREQUENCY screen With freq...

Page 15: ...g the rotary control will increment or decrement the numeric value in steps determined by the position of the edit cursor flashing underline the cursor is moved with the left and right arrowed cursor...

Page 16: ...ue attenuation provided by the fixed attenuator using the values determined during the calibration procedure In the example displayed the output signal is 250mVpp exactly and takes account of the smal...

Page 17: ...evant sections later in this manual Pressing the AUX OUT key calls the AUX OUT setup screen AUX OUT output on mode auto srce waveform sync AUX OUT is turned on and off by alternate presses of the outp...

Page 18: ...re shown when an illegal setting is attempted most generally a number outside the range of values permitted In this case the entry is rejected and the parameter setting is left unchanged Examples are...

Page 19: ...nd off either by the sweep soft key on the MODE screen accessed from the Main menu by the on and off soft key on the SWEEP SETUP screen accessed by pressing setup on the MODE screen or by the on and o...

Page 20: ...ol frequencies can be entered with a resolution of 0 1Hz or 5 digits but in sweep mode the instrument operates with an increment resolution of 0 2Hz and the actual frequency of any particular step wil...

Page 21: ...ggered mode the generator holds the output at the start frequency until it recognises a trigger When triggered the frequency sweeps to the stop frequency resets and awaits the next trigger If sync is...

Page 22: ...epping resolution can be changed during a manual sweep such that coarse resolution can be used to quickly find a frequency of interest and fine resolution then selected to step the frequency in smalle...

Page 23: ...it is programmed to a frequency outside of the sweep range Frequency Stepping Resolution The generator frequency is stepped not truly linearly swept between the Start and Stop frequencies The number o...

Page 24: ...mmand from a remote interface With external selected the generator output runs when the signal at the TRIG GATE IN socket is high this input has a TTL level 1 5V threshold The minimum pulse width that...

Page 25: ...e rotary control Tone Gate Source The tone frequency steps changes when the specified trigger signal goes high and continues until the level changes again at which point the output immediately returns...

Page 26: ...FREQUENCIES screen called by pressing the FSK set up soft key on the MODE screen FSK FREQUENCIES source as gate setup f0 1 000 kHz f1 10 0000 kHz With each frequency selected in turn filled diamond t...

Page 27: ...d range 10dB and the full amplitude range is achieved by switching in up to five 10dB attenuation stages Peak modulation cannot exceed the maximum of the range within which the output has been set by...

Page 28: ...et defaults soft key Note that loading the defaults does not change the set ups stored in memories 1 to 9 or the RS 232 USB interface settings Warnings and Error messages The default setup is for all...

Page 29: ...t setting restore last setup i e the settings at power down are restored at power up or any of the settings stored in non volatile memories 1 to 9 Default values restores the factory default settings...

Page 30: ...the counter to the AUX OUT Frequency meter accuracy will determine the accuracy of the generator s clock setting and should ideally be 1ppm Calibration Procedure The calibration procedure is accessed...

Page 31: ...ressing previous decrements back to the previous step Alternatively pressing exit returns the display to the last CAL screen at which the user can choose to either save new values recall old values or...

Page 32: ...e that everything progresses in an orderly way Only the following commands should be used during calibration WARNING Using any other commands while in calibration mode may give unpredictable results a...

Page 33: ...emote address for operation on the RS 232 interface is set via the REMOTE menu called using the remote soft key on the UTILITIES screen see System Operations section REMOTE interface RS 232 address 05...

Page 34: ...made in the connector at the PC end between pins 1 4 and 6 and between pins 7 and 8 see diagram Pins 7 and 8 of the instrument must not be connected to the PC i e do not use a fully wired 9 way cable...

Page 35: ...s When an instrument is first powered on it will automatically enter the Non Addressable mode In this mode the instrument is not addressable and will not respond to any address commands This allows th...

Page 36: ...en Address for any instrument 14H Talk Address followed by an address not belonging to this instrument 03H Universal Unaddress control code 04H Lock Non Addressable mode control code 18H Universal Dev...

Page 37: ...pplications in exactly the same way as a standard port Note that it is necessary to set the virtual COM port to the same Baud rate as the instrument being controlled in exactly the same way as with a...

Page 38: ...ception of those which are specified as addressable RS 232 control codes WHITE SPACE is ignored except in command identifiers e g C LS is not equivalent to CLS The high bit of all characters is ignore...

Page 39: ...ncy number nrf thus defining the end of the list TONEFREQ nrf1 nrf2 Set tone frequency number nrf1 to nrf2 Hz FSKFREQ0 nrf Sets FSK frequency 0 to nrf Hz FSKFREQ1 nrf Sets FSK frequency 1 to nrf Hz SW...

Page 40: ...ets the instrument parameters to their default values see DEFAULT INSTRUMENT SETTINGS RCL nrf Recalls the instrument set up contained in store number nrf Valid store numbers are 0 9 Recalling store 0...

Page 41: ...illed personnel in conjunction with the service manual which may be purchased directly from the Manufacturers or their agents overseas Cleaning If the instrument requires cleaning use a cloth that is...

Page 42: ...eported 10 DC Offset level may cause clipping 12 DC only setting will have no effect 13 DC offset changed by amplitude 15 Symmetry has no effect on this wave 16 Manual sweep mode not selected 24 Instr...

Page 43: ...lts by the remote command RST Main Parameters Std Wave Sine Frequency 10kHz Output 4 0Vpp Output Off DC Offset 0V Zout HiZ Gate Trigger Parameters Source Internal Period 1ms Sweep Parameters Start Fre...

Page 44: ...Huntingdon Cambridgeshire PE29 7DR England United Kingdom Telephone 44 0 1480 412451 Fax 44 0 1480 450409 International web site www aimtti com UK web site www aimtti co uk Email info aimtti com Aim I...

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