Metrix CX 1651 Manual
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Metrix CX 1651 Manual

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Calibrateur multifonctions CX 1651
CX 1651
北京海洋兴业科技股份有限公司（证券代码：839145）
电话：010-62176775
网址：www.hyxyyq.com

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  • Page 1 Calibrateur multifonctions CX 1651 CX 1651 北京海洋兴业科技股份有限公司（证券代码：839145） 电话：010-62176775 网址：www.hyxyyq.com...
  • Page 2 Calibrateur multifonctions CX 1651 Control of the calibrator...................... 106 Selection of function ........................106 Setting the value of output signal....................106 Setting relative deviation ......................108 Change of value by factor of ten ....................109 Connection / disconnection of output terminals ................109 Setting the frequency........................110 Generation of calibrated voltage....................111...
  • Page 3 Calibrateur multifonctions CX 1651 Command syntax ......................... 158 Examples of use ........................163 Calibration of measurement instruments ................. 163 Multimeters..............................163 Counters and oscilloscopes ........................165 Measurement..........................166 Voltage, current and frequency........................166 Measurement of resistance or temperature using resistance temperature sensors ........167 Measurement of temperature using thermocouples..................168 Strain gauge sensors for non-electrical values ...................168...

  • Page 4: Basic Information

    It generates fixed non-harmonic signals to allow calibration of measuring instruments using signals with non-zero harmonic distortion. Frequency, amplitude and duty cycle of output signal can be adjusted. CX 1651 Multifunction Calibrator is also suitable for basic calibration of oscilloscopes.
  • Page 5 Calibrateur multifonctions CX 1651 ATTENTION ! The calibrator generates life-threatening high voltage. The calibrator can only be used in line with this Manual. Manuel de l'utilisateur 北京海洋兴业科技股份有限公司（证券代码：839145） 电话：010-62176775 网址：www.hyxyyq.com...

  • Page 6: Preparation For Operation

    Calibrateur multifonctions CX 1651 Preparation for operation Inspecting package contents, selecting the installation location Basic package includes the following items: • Multifunction calibrator • Power cord • Spare fuse T4L250/T, T8L250/T • Operation manual. • Test report • Test cable 1000V/20 A 2 pcs •...

  • Page 7: Replacement Of Fuse

    Calibrateur multifonctions CX 1651 Replacement of fuse The calibrator includes a fuse located in the mains connector at the rear panel. Replace the fuse as follows: • Switch off the calibrator • Remove the end of power cord from the mains connector at the rear panel.

  • Page 8: Description Of Controls

    Calibrateur multifonctions CX 1651 Description of controls Front panel The front panel of the calibrator includes a flat luminiscent display, control buttons and output terminals. The following picture shows the control part of the front panel. Display buttons There are five buttons below the display, whose meaning changes depending on the contents of the display.
  • Page 9 Calibrateur multifonctions CX 1651 The function of the potentiometer can usually be performed by the cursor buttons. The central button is used to confirm the selection (ENTER). Numeric keyboard The keyboard allows the entry of numeric values on the display. The central button is used to confirm the selection (ENTER).
  • Page 10 Calibrateur multifonctions CX 1651 Output / input terminals buttons OUTPUT button is used to connect the output signal of the calibrator to the output terminals. The connection is confirmed by red LED and a symbol at the display. METER button can be used to connect the input terminals to the internal multimeter. The connection is confirmed by green LED.
  • Page 11 Calibrateur multifonctions CX 1651 label signal limitation common terminal of multimeter input input terminal of multimeter for voltage/current ranges Umax.=25 Vpp, Imax.=25 mA low output terminal for DC voltage range high output terminal for DC voltage range Umax.=20 Vss low output terminal for DC current range high output terminal for DC current range Imax.=25 mA...
  • Page 12 Calibrateur multifonctions CX 1651 Display 1a 1b 1c 1d 1e 2a 2b 1g 1f The display is divided to three horizontal sections: OUTPUT section This section displays the set-up values of generated signals and the data related to the calibrator status. The...
  • Page 13 Calibrateur multifonctions CX 1651 • value of R0 resistance and the type of resistance temperature sensor • cold junction temperature of TC sensors and the selected type of TC sensor • value of amplitude and shape type for frequency function...

  • Page 14: Rear Panel

    Calibrateur multifonctions CX 1651 Rear panel The rear panel of the calibrator includes ventilation holes, power cord socket with fuse, mains voltage selector, mains switch, IEEE 488 connectors for connection to GPIB bus and type plate with serial number. air inlet - forced ventilation...

  • Page 15: Control Of The Calibrator

    Calibrateur multifonctions CX 1651 Control of the calibrator Selection of function After the power is switched on and the initial checks complete, the calibrator resets to its reference status, i.e. DC voltage output with set value of 10 V and output terminals disconnected. Internal multimeter is switched off. The...

  • Page 16: Reverse Polarity

    Calibrateur multifonctions CX 1651 Entry of the value using cursor buttons • press <, >, ∧ or ∨ button. The display now includes cursor marks which point to the active digit. • ∧ and ∨ buttons can be used to change the active digit. <, > buttons can be used to change the position of the cursor marks •...

  • Page 17: Setting Relative Deviation

    Calibrateur multifonctions CX 1651 Setting relative deviation All function modes of the calibrator except frequency mode allow a relative deviation of output value from the main data to be set using a separate display. Relative deviation is displayed in the “minor data” section of the display and is designated with „...

  • Page 18: Change Of Value By Factor Of Ten

    Calibrateur multifonctions CX 1651 Setting relative deviation using potentiometer • keep pressing the center cursor button until [ _ _ _ _ _ _ _ ] symbols appear under the relative deviation value in the “minor data” section of the display •...

  • Page 19: Setting The Frequency

    Calibrateur multifonctions CX 1651 on the display shows the following symbol . During mode change, output terminals are always disconnected. Output terminals are disconnected also when changing between voltage and current ranges or when changing between AC and DC ranges is performed.

  • Page 20: Generation Of Calibrated Voltage

    Calibrateur multifonctions CX 1651 If frequency larger or smaller than the calibrator’s range is entered, the calibrator displays an error message: „Value is too large (small)“. Generation of calibrated voltage The multifunction calibrator provides calibrated DC and AC voltage. Output terminals for voltage ranges are labeled “...

  • Page 21: Dangerous Voltage

    Calibrateur multifonctions CX 1651 • Calibrated voltage corresponding to set parameters is present at the output terminals. Control sequence when output voltage over 100 V is selected When output voltage over 100 V is selected, the information section of the display shows the symbol which informs that a life-threatening voltage will be present at the output terminals.

  • Page 22: Generation Of Calibrated Current

    Calibrateur multifonctions CX 1651 Generation of calibrated current The multifunction calibrator provides calibrated DC and AC current. Output terminals for voltage ranges are labeled “ +I “ and “ -I “ at the front panel. The terminals can carry high current and are the only terminals to which the calibrated object can be connected.

  • Page 23: Generation Of Non-Harmonic Shapes

    Calibrateur multifonctions CX 1651 Overloading the terminals When external circuit connected to current output terminals is disconnected or there is higher voltage at the load than permitted, the calibrator disconnects the output terminals and displays „Overload I output“ message. The same message can be displayed when 50-turn coil is used for AC current output at frequencies above 80 Hz.

  • Page 24: Simulation Of Resistance And Capacitance

    Calibrateur multifonctions CX 1651 • besides the main amplitude data, „pk“ index is displayed, notifying that the displayed main value is the peak value. Symbol which displays the shape of the output signal is displayed too. • below the main data, an information about the shape type „Shape xxxxx“ is displayed.
  • Page 25 Calibrateur multifonctions CX 1651 relative deviation of resistance (capacitance) uncertainty of set resistance (capacitance) total value of resistance (capacitance) if non-zero deviation is set • Set desired value of resistance (capacitance) or relative deviation. The value can be set using numeric keyboard, potentiometer or cursor buttons.
  • Page 26 Calibrateur multifonctions CX 1651 Frequency dependence of resistance and capacitance Electronic simulator of resistance can be used with DC and AC test signal. Electronic simulator of capacitance can be used in AC range from 20 Hz to 1000 Hz. Manuel de l'utilisateur 北京海洋兴业科技股份有限公司（证券代码：839145）...

  • Page 27: Generation Of Electric Power And Energy

    Calibrateur multifonctions CX 1651 Generation of electric power and energy The multifunction calibrator can generate exact value of electric power and energy. P-E function provides output voltage at Hi - Lo terminals and output current at +I - -I terminals. Lo and -I terminals are electrically connected.

  • Page 28: Display Modes

    Calibrateur multifonctions CX 1651 Desired power is connected to output terminals. Display modes The calibrator can display AC power in one of three ways: • apparent power in VA • active power in W • reactive power in VAr Keep pressing MODE display button to change the function mode. Along with mode change, the power display (depending on set power factor) and unit of measurement change as well.
  • Page 29 Calibrateur multifonctions CX 1651 Setting the voltage • The main power value can be changed by changing the voltage. • Select P-E mode and then keep pressing the center cursor button until [ _ _ _ _ _ _ _ ] symbols appear under the voltage (U = xxx.xxxx V).
  • Page 30 Calibrateur multifonctions CX 1651 Setting the power factor (AC power only) • If W or Var is indicated, the main power value can be changed by changing the power factor. Change of power factor does not change the output apparent power.
  • Page 31 When calibrating the power and energy meters with separate voltage and current circuits, it is advisable to select GND U ON and GND I ON (both grounding methods on) on the CX 1651 calibrator. This setting will ground both the current and voltage output of the calibrator.

  • Page 32: Generation Of Frequency

    Calibrateur multifonctions CX 1651 “Operating examples“ chapter provides more information concerning correct connection of powermeters and energy meters to the calibrator. Uncertainty calculation of set power Uncertainty of set power displayed on the Accuracy line of the display is calculated according to the following formula: d P = √...

  • Page 33: Setting The Amplitude

    Calibrateur multifonctions CX 1651 set frequency relative deviation of frequency signal amplitude (PWM mode ) or attenuation (HF mode) duty cycle (PWM mode only) signal shape: PWM NEG / POS / SYM (PWM mode only) • Set the frequency using numeric keyboard, cursor buttons or potentiometer. Output signal is not yet connected to the output terminals.

  • Page 34: Setting The Attenuation

    Calibrateur multifonctions CX 1651 Signal amplitude in Volts can only be set in PWM mode. • Select the frequency mode and keep pressing the center cursor button until [ _ _ _ _ _ _ _ ] symbols appear under the amplitude value (U = x.xxx V).

  • Page 35: Simulation Of Temperature Sensors

    Calibrateur multifonctions CX 1651 Setting the duty cycle Duty cycle can only be set in PWM mode. • Select the frequency mode and keep pressing the center cursor button until [ _ _ _ _ _ _ _ ] symbols appear under the duty cycle value (PWM = xx %).
  • Page 36 Calibrateur multifonctions CX 1651 • The display shows the following data: main data of temperature in C or K sensor type thermocouples: K, N, R, S, B, J, T, E resistance temperature sensors: Pt 1.385, Pt 1.392, Ni resistance at 0...
  • Page 37 Calibrateur multifonctions CX 1651 Entry of R0 coefficient for resistance temperature sensors C labeled R0 can be set. The range is 20 Ω to 2kΩ for all For resistance temperature sensors, resistance at 0 types of resistance temperature sensors. •...
  • Page 38 Calibrateur multifonctions CX 1651 Automatic compensation of cold junction temperature Automatic cold junction TC sensors compensation can be performed, when cable adapter Option 140-01 is used for simulating. Ambient temperature measured by in cable adapter mounted Pt1000 sensor is taken as temperature of cold junction.

  • Page 39: Basic Menu

    Calibrateur multifonctions CX 1651 Multimeter The calibrator includes a built-in multimeter which can measure many electrical and non-electrical values. Besides DC voltage and current, it can measure frequency, temperature and when external strain gauge sensors is connected, even other non-electrical values can be measured. The multimeter can only be connected through AUXILIARY connector.

  • Page 40: Function Selection

    Calibrateur multifonctions CX 1651 When the multimeter is being set-up, measurement cannot be initiated. Measurement can only be initiated after the menu is left using the INPUT button. Function selection • Press METER direct control button and select FUNCTION option from the menu using cursor buttons.

  • Page 41: Units Of Measurement

    Calibrateur multifonctions CX 1651 • After setting the range, use ∧ or ∨ cursor buttons to switch to the previous or next menu option. The same can be achieved using the potentiometer after pressing the knob. Press EXIT display button the close the range selection menu and to return to the basic display.

  • Page 42: Use Of Calculation Formula

    Calibrateur multifonctions CX 1651 Use of calculation formula Each function of the multimeter can display recalculated measured value. The value shown on the display is always calculated according to the formula: Y = A0 + A1*X + A2 * X...

  • Page 43: Start Of Measurement

    Calibrateur multifonctions CX 1651 Start of measurement To start a measurement: • Press INPUT direct control button in the basic state of the calibrator. • INPUT field on the display shows the measured value. The measurement is indicated by a green LED above the INPUT button.
  • Page 44 Calibrateur multifonctions CX 1651 Zeroing function can be used e.g. to compensate the voltage drops at the cables, to suppress any remanent value of the signal etc. Overloading can damage the multimeter. Notes: The current inputs of the multimeter are protected from current overloading by a fuse located in 140-41 cable adapter.

  • Page 45: Simultaneous Functions

    Calibrateur multifonctions CX 1651 Simultaneous functions The multifunction calibrator allows simultaneous generation of calibrated signal along with measurement of another signal using the built-in multimeter. To use both parts of the calibrator simultaneously, cable adapters supplied by the manufacturer are necessary.
  • Page 46 Calibrateur multifonctions CX 1651 If current is drawn from +I and –I output terminals located at 140-41 cable adapter, +I and –I output terminals located at calibrator’s front panel must not be connected simultaneously. “Operating examples“ chapter provides examples of correct connection during simultaneous measurements.

  • Page 47: Execution Of Test Program

    Calibrateur multifonctions CX 1651 Tester The calibrator includes an application SW, which facilitates automated testing of regulators and transducers. Tester function combines the use of the calibrator as the source of precision signal with automatic change of output signal, while the response of the unit being tested is measured by the calibrator’s built-in multimeter. The calibrator is capable of subsequent processing of measured values, providing PASS/FAIL indication.

  • Page 48: Programming The Test

    Calibrateur multifonctions CX 1651 After the test program concludes, the calibrator displays a table showing the results. The table includes the sequence number of each step, set output value of the calibrator, the value measured by the multimeter and the result of the respective test step (PASS/FAIL).

  • Page 49: Setting The Type Of Signals And The Number Of Steps

    Calibrateur multifonctions CX 1651 Setting the type of signals and the number of steps Type of output signal can be set using OUTPUT display button. Press the button repeatedly to select the signal which will be generated at the output terminals after the test program is executed. The following options are available: VDC –...

  • Page 50: Setup Menu

    Calibrateur multifonctions CX 1651 • Select the value to be changed by cursor buttons or the knob of the potentiometer. • Enter the numeric value using the units of measurement displayed in the header of the table. • Confirm the entry by pressing ENTER. New entry is copied to the respective position.
  • Page 51 Calibrateur multifonctions CX 1651 The multifunction calibrator allows many other, less frequently used parameters to be set. Setup menu is used to set these parameters. Setup menu is opened by pressing SETUP display button. If output terminals are connected, they will be disconnected and the following display appears: Use ∧...
  • Page 52 Calibrateur multifonctions CX 1651 29. Temp.unit ..xx 30. Phase.unit ..xx /cos 31. Output 140-41 ..xx AUX/PANEL This parameter allows the output terminals to be selected. AUX means that the output signals are present only at the cable adapter’s terminals, PANEL means that the output signals are present only at the front panel.
  • Page 53 Calibrateur multifonctions CX 1651 42. Switch activity ..xx PASS/FAIL This parameter controls the function of the built-in relay. If PASS is set, the relay is active (changes its status) if the test results in PASS status. If FAIL is set, the relay is active (changes its status) if the test results in FAIL status.

  • Page 54: Error Messages

    Calibrateur multifonctions CX 1651 Error messages If an error occurs during the calibrator’s operation or control, error message is displayed on the display. Errors can be caused by: • incorrect control using the front panel, i.e. attempts to force a prohibited mode, e.g. setting an out-of-range value, overloading of output terminals etc.,...
  • Page 55 Calibrateur multifonctions CX 1651 label description troubleshooting error Overload 2V ! 2V range overloaded Output current is too high. Increase load resistance. Overload 20V ! 20 V range overloaded Output current is too high. Increase load resistance. Overload 200V ! 200, 1000 V ranges Output current is too high.

  • Page 56: Calibrator's Maintenance

    Calibrateur multifonctions CX 1651 Calibrator’s maintenance The multifunction calibrator is electronic instrument with microprocessor control. All blocks which are heavily loaded during the operation are cooled by a fan. Rules for correct operation Especially the following rules should be adhered to guarantee correct operation of the calibrator: •...
  • Page 57 Calibrateur multifonctions CX 1651 • Remove the fuse. Replace it with new fuse of the same rating if the fuse was broken. • Replace the fuse holder, reconnect the power cord and switch on the calibrator. If the problem persists, contact the manufacturer.

  • Page 58: Performance Verification Test

    Calibrateur multifonctions CX 1651 Performance Verification test Procedure recommended for verifying parameters of the calibrator is described in this chapter. During tests it is not necessary access to the interior of the instrument. Required equipment Following instruments are required for performance verification test: •...
  • Page 59 Calibrateur multifonctions CX 1651 • 20 V DC voltage test with linearity check • DC voltage internal ranges 20 mV, 200 mV, 2 V, 240 V, 1000 V test • 20 V AC voltage test with linearity check • AC voltage internal ranges 20 mV, 200 mV, 2 V, 20V, 240 V, 1000 V test •...
  • Page 60 Calibrateur multifonctions CX 1651 41. Connect standard powermeter to the appropriate output and current terminals of the calibrator. 42. Perform AC/DC power test according to the table IX. Deviations should not exceed specified limits. 43. Connect voltage terminals of the calibrator to the Hi/Lo and Sense H/L terminals respectively of the standard multimeter.
  • Page 61 Calibrateur multifonctions CX 1651 59. Disconnect cable adapter Option 60 and connect distortion meter to the voltage output terminals of the calibrator. Set output voltage 10 VAC, frequency 1000 Hz and sin waveform. 60. Check harmonic distortion of output signal. It should not exceed 0.05%.
  • Page 62 Calibrateur multifonctions CX 1651 Tables of limits 20 V DC Basic range with linearity test Function Range Value (V) Frequency (Hz) Deviation allowed(%value) V-DC 20.0 0.008 V-DC 20.0 0.006 V-DC 20.0 0.005 V-DC 20.0 0.004 V-DC 20.0 10.0 0.004 V-DC 20.0...
  • Page 63 Calibrateur multifonctions CX 1651 AC voltage test Function Range Value (V) Frequency (Hz) Deviation allowed(%value) V-AC 20 mV 0.019 1000 0.358 V-AC 200 mV 0.19 1000 0.142 V-AC 1000 0.030 V-AC 20.0 19.0 0.030 V-AC 20.0 19.0 0.030 V-AC 20.0 19.0...
  • Page 64 Calibrateur multifonctions CX 1651 AC current test Function Range Value (A) Frequency (Hz) Deviation allowed(%value) A-AC 200.0 uA 0.00019 0.161 A-AC 2.0 mA 0.0019 0.081 A-AC 20.0 mA 0.019 0.055 A-AC 20.0 mA 0.019 0.055 A-AC 20.0 mA 0.019 1000 0.055...
  • Page 65 Calibrateur multifonctions CX 1651 Frequency test Function Range Value (Hz) Frequency (Hz) Deviation allowed(%value) FREQ 1 kHz 1000.0 0.005 Table XII Multimeter test Function Range Value (Hz) Frequency (Hz) Deviation allowed(%value) FREQ 1 kHz 1000.0 Hz 0.005 V-DC 10 V 10.0 V...

  • Page 66: System Control

    Calibrateur multifonctions CX 1651 System control The calibrator includes standardized IEEE-488 bus and RS232 serial line. System connectors are located at the rear panel. For the remote control to work properly, bus parameters must be set in the system menu. For IEEE- 488 bus, address is important (0 to 30 setting range).

  • Page 67: Command Syntax

    ASCII code 10. This code executes the program line. OUTPut subsystem This subsystem allows to control the output terminals of CX 1651 calibrator, to activate the four-wire output or to switch the calibrator to x50 current coil (option 130-50).
  • Page 68 Calibrateur multifonctions CX 1651 This subsystem allows to control the individual functions of CX 1651 calibrator. Keyword Parameters [SOURce] : FUNCtion [: SHAPe] (?) <CPD> { DC | SINusoid | PULPositive | PULSymmetrical | PULNegative | RMPA | RMPB | TRIangle | LIMSinusoid | PWMPositive | PWMSymmetrical | PWMNegative | .

  • Page 69: Measure Subsystem

    <DNPD> : SGS : VOLTage (?) <DNPD> : OFF TESTer subsystem This subsystem allows to control features of CX 1651 calibrator when used as tester. It starts selected test procedure and reads its result. Keyword Parameters TESTer : RUN <DNPD>...
  • Page 70 Calibrateur multifonctions CX 1651 Operation complete? *OPC? <cr> This command returns “1” to the output queue after all pending operations are complete. Operation complete? *OPC? <cr> This command returns “1” to the output queue after all pending operations are complete.
  • Page 71 Calibrateur multifonctions CX 1651 This query returns the Event Status Enable register. Clear status (IEEE488 only) *CLS <cr> This command clears the Event Status Register and the Status Byte Register except the MAV bit and output queue. Remote control *REM <cr>...

  • Page 72: Examples Of Use

    Calibrateur multifonctions CX 1651 Examples of use Calibration of measurement instruments The calibrator can be used for direct calibration of various instruments which measure electrical values. Opt. 140-01 cable adapter is recommended. The cable adapter includes a temperature sensor which allows the measurement of external temperature.
  • Page 73 Calibrateur multifonctions CX 1651 Connection of a multimeter to be calibrated (voltage range) to the terminals of 140-01 cable adapter Current ranges All DC and AC current ranges are connected to calibrator’s +I/-I terminals. If current is drawn from calibrator’s +I and –I output terminals, +I and –I output terminals located at 140-41 cable adapter must not be connected simultaneously! When using the current output under heavy load (10 to 20 A), the runtime is limited to 0 to 60 s.

  • Page 74: Counters And Oscilloscopes

    Calibrateur multifonctions CX 1651 Connection of a multimeter to be calibrated (current range) to calibrator’s output terminals Optional current coil can extend the calibrator’s current range to 1000 A. The coil can be used for calibration of both DC and AC ammeters. The clamps of the ammeter must be positioned in angle 90 to the coil.

  • Page 75: Voltage, Current And Frequency

    Calibrateur multifonctions CX 1651 Connection of the frequency output Counter to be calibrated Coaxial cable The calibrator can be used for basic calibration of oscilloscopes. The calibrator provides the following functions. • check of time base up to 20 MHz using squarewave signal. The function is activated by pressing F direct mode button and selecting HF mode.

  • Page 76: Measurement Of Resistance Or Temperature Using Resistance Temperature Sensors

    Calibrateur multifonctions CX 1651 ATTENTION The input terminals of the built-in multimeter are floating. Maximum voltage between the input terminals and the chassis is 15 Vpk. If this value is exceeded, the multimeter can be damaged. If the measurement range is exceeded, the calibrator displays an error message; input terminals are disconnected only in the voltage and current measurement mode and remain connected in all other modes.

  • Page 77: Measurement Of Temperature Using Thermocouples

    Calibrateur multifonctions CX 1651 Measurement of temperature using thermocouples The built-in multimeter allows the measurement of temperature using external thermocouple. 140-41 is required. The thermocouple connects to Hu/+mV and Lu/-mV terminals. Temperature of cold junction must be set manually. To activate the measurement, select T TC function mode using METER button in the function menu and press INPUT to measure the input value.
  • Page 78 Calibrateur multifonctions CX 1651 Connection of the sensor to SENSOR connector SENSOR connector SGS sensor Meaning of pins of SENSOR connector: 1 Voltage signal output of the bridge 2 Power supply + power to the bridge 3 Not connected 4 Not connected...

  • Page 79: Testing Of Regulation And Measurement Sets And Evaluation Units

    Calibrateur multifonctions CX 1651 Testing of regulation and measurement sets and evaluation units The calibrator can be used for calibration and testing of various instruments and regulators which must be fed by precise signal and whose response (electrical signal) is to be measured.

  • Page 80: Examples Of Tests

    Calibrateur multifonctions CX 1651 If 140-41 cable adapter is used for simultaneous calibration and OUTPUT 140-41 option is set to PANEL, the following generation/measurement ranges can be set: Generator DC/AC V 0 – 1000 V DC/ AC I 0 – 20 A Resistance 0 –...
  • Page 81 Calibrateur multifonctions CX 1651 1. Calibration of industrial thermometers with Pt100 sensor and 20 mA / 10 V output: INPUT OUTPUT Pt100 Function setup: Calibrator T RTD function OUTPUT 140-41 ON Multimeter DCV or DCI depending on the output signal type of the unit...

  • Page 82: Specification

    Calibrateur multifonctions CX 1651 Testing When the calibrator is used as a tester, the results of the tests (PASS/FAIL) can be used to sort the products etc. Contacts of the relay are connected to 140-41 cable adapter’s front panel using black terminals ∅ 4mm. Basic definition of the status of the relay is performed using SETUP MENU and is valid for all test programs.
  • Page 83 Calibrateur multifonctions CX 1651 DCV uncertainty max. current mA range % value + % range 0 µV - 20 mV 0.03 + 0.0 + 10 µV 0.01 + 0.0 + 15 µV 20 mV - 200 mV 200 mV - 2 V 0.003 + 0.0008...
  • Page 84 Calibrateur multifonctions CX 1651 DCI uncertainty range % value + % range max. voltage V 0 µA - 200 µA 0.05 + 0.0 + 20 nA 200 µA - 2 mA 0.02 + 0.005 2 mA - 20 mA 0.01 + 0.003 20 mA - 200 mA 0.01 + 0.003...
  • Page 85 Calibrateur multifonctions CX 1651 Maximal allowed voltage on output terminals is 8 V . Uncertainty is valid for four-terminal connection with use of Option 70 or Option 140-41 Cable adapters. For two-wire connection from the terminals Hi-Lo na the front panel add to the specified uncertainty next +10 mOhm.
  • Page 86 Calibrateur multifonctions CX 1651 ACI uncertainty range % value + % range max. voltage [V] 2 mA – 20 mA 0.05 + 0.010 20 mA – 200 mA 0.05 + 0.005 200 mA - 2 A 0.05 + 0.005 2 A – 10 A 0.05 + 0.010...
  • Page 87 Calibrateur multifonctions CX 1651 Frequency summary range: 0.1 Hz to 20 MHz frequency uncertainty: 0.005 % output: BNC connector located on the front panel modes: - PWM square wave output with calibrated duty cycle ratio, frequency and amplitude - HF square wave output with calibrated frequency and amplitude...
  • Page 88 Calibrateur multifonctions CX 1651 Temperature sensors simulation temperature scale: ITS 90, PTS 68 types of sensors: RTD, TC A. RTD (resistance) sensors types: Pt 1.385, Pt 1.392, Ni 20 Ω to 2 kΩ range of R0 setting: temperature range: -200 to +850 temperature uncertainty: 0.04...
  • Page 89 Calibrateur multifonctions CX 1651 Multimeter Measuring: DC voltage DC current resistance, temperature strain gauge sensors Ranges and uncertainties function total range uncertainty (%) resolution / range 0.01 % + 300 µV DC voltage - DCV 0 to +/-12 V 100µV / 10V 0.02 % + 7 µV...

  • Page 90: General Data

    Calibrateur multifonctions CX 1651 General data Warm up time: 1 hour 23 ± 10 o C, humidity <80% Range of working temperatures: 23 ± 2 o C Reference temperature: Dimension: 450 x 480 x 150 mm Netto weight 23 kg Power line: 115 - 220/230 V –...

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