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Infratek SM201 User Manual

Spectral multimeter
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USERS MANUAL SM201
SPECTRAL MULTIMETER
Copyright © 2001 by Infratek AG
Infratek AG
Weingartenstrasse 6
CH-8707 Uetikon am See
Phone: +41-1-920 50 05
Fax:
+41-1-920 60 34
www.infratek-ag.com
E-Mail: info@infratek-ag.com
Infratek

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  • Page 1 USERS MANUAL SM201 SPECTRAL MULTIMETER Copyright © 2001 by Infratek AG Infratek AG Weingartenstrasse 6 CH-8707 Uetikon am See Phone: +41-1-920 50 05 Fax: +41-1-920 60 34 www.infratek-ag.com E-Mail: info@infratek-ag.com Infratek...

  • Page 2: Table Of Contents

    5.13. PRINTING DATA CONTENTS 5.14. THIS IS HOW YOU SAVE YOUR DESIRED INSTRUMENT SETTINGS 5.14.1. THIS IS HOW THE SM201 STARTS UP IN THE DESIRED CONFIGURATION SAFETY 5.15. MEASUREMENT TECHNIQUES USING THE SPECTRAL 1.1. WARNINGS MULTIMETER INTRODUCING THE SPECTRAL MULTIMETER 2.1.

  • Page 3: Safety

    SAFETY 1.1. WARNINGS • Before using the Spectral Multimeter, read the following safety information carefully. In this Before reading the manual or before using this instrument read carefully the warnings below manual „WARNING“ is reserved for conditions that pose hazards to the user; „CAUTION“ is and make sure you understand them.

  • Page 4: Introducing The Spectral Multimeter

    • Measures current- and voltage bursts. that exposure of the SM201 inputs to their maximum value for a prolonged time will result in additional measurement errors. These errors add to those given in the specification table. for t > 1 minute per 10 minutes 5A input: x 0.004 %/A...

  • Page 6: Mathematical Definitions Used By The Spectral Multimeter

    MATHEMATICAL DEFINITIONS USED BY THE Vn/In ⎣phase n=harmonic 1-63 Impedance SPECTRAL MULTIMETER Short time Flicker (10 minutes), P (3 minutes), P (1 minute) Long time Flicker NOTE: RMS-, rectified mean-, mean-, maximum-, minimum-, and peak-to-peak value apply to current and voltage. Burst duration B_dur Energies apply to real-, apparent-, and reactive power.

  • Page 7: Adjusting The Optimal Viewing Angle

    RS 232 WARNING To avoid shock hazard, connect the Spectral Multimeter line cord to a receptacle with earth 600V IEEE-488 CAT II ground. Plug the line cord into the connector on the rear of the instrument. It will operate on any line voltage between 85V ac and 265V ac without adjustment, and any frequency between 50 and 400Hz.

  • Page 8: Selecting A Measurement Range

    The menu-key control field consists of keys M1 through M6 and go with the 6 menus shown along the bottom of the display. These menus are dynamically changing, depending on the cursor position and other action you may take. 4.6. SELECTING A MEASUREMENT RANGE load When turning on the Spectral Multimeter the range selection is automatic.

  • Page 9: Operating The Spectral Multimeter From The Front Panel

    The common node must be Select input- output configuration. connected to the SM201 Lo-terminals. Move the cursor in the side menu to MODE and press SET. A pull-down side menu displays the available measuring modes: •...

  • Page 10: Selecting The Measurement Time

    IEC555-3 / IEC1000-3-3 / EN61000-3-3. minimum, maximum, peak-to-peak, and form factor. 8 values four voltage, four power related The SM201 complies with the IEC report 868 to determine short time flicker P and long time quantities, frequency, three energies, charge, and harmonics of current , voltage, and power.

  • Page 11: Changing The Harmonic Number

    0-63 and the vertical axis indicates the It is important to note that the measurement process goes on in the background while the SM201 is magnitude of the voltage harmonic in mV or V. The scaling of the vertical axis is done in HOLD.

  • Page 12: Short Time Integrator

    Press HOLD to start the measurement and press HOLD again to stop it. 5.11. ENERGY COMPUTATION AT 50HZ The SM201 allows long time energy computation of real-, apparent- and reactive power and charge computation using rectified mean current. In the HOLD mode the display values are held 5.12.

  • Page 13: Printing Data

    SETUP menu (M6). Move the cursor to “Setup Recall No 00” and press SET to advance the recall number to 12. Press ESCape (M1). From now on the SM201 starts up in the saved configuration 12. You can always go back to the default startup by selecting “Startup No 00”. Valid “Setup Recall No”...

  • Page 14: Operating The Spectral Multimeter Using The Computer Interface

    memory and are selected at start-up if the recall number is selected accordingly (section 5.14.). In OPERATING THE SPECTRAL MULTIMETER USING order for the Spectral Multimeter and the host to communicate through the interface the THE COMPUTER INTERFACE communication parameters of the Spectral Multimeter must match those of the host. 6.1.

  • Page 15: Input Terminator

    For the IEEE-488 the hold-off is set when the input buffer of the Spectral Multimeter is full. This stops data transmission instantly until space in the input buffer is made available. RULE 1: Every command must be closed by a terminator. The maximum length must not exceed 32 characters.

  • Page 16: Optimizing Speed For Data Transfer

    The output data can also be a scaling factor, an instrument setting, a range indication, or an error number. Power ON User ReQuest (not used) CoMmand Error Execution Error Device Dependant Error Query Error (not used) ReQuest Control (not used) 6.6.4.

  • Page 17: Computer Interface Command Set

    VOLTage:RMS <F> EVENT STATUS REGISTER (ESR) Query or set field for DC coupled RMS voltage :AC <F> When , for example, a command Error occurs bit 5 is set to 1. The query *ESR? Returns a decimal Query or set field for AC coupled RMS voltage :RECT <F>...
  • Page 18 POWer:ACTive <F> Query or set field DC coupled power in Watt :AC <F> Examples: Query or set field AC coupled power in Watt :INT <F> ACQ:RAN:VOLT AUTO Voltage in autoranging. Query or set field DC coupled average energy (short time ACQ:RAN:VOLT 200 Selects 200V range.
  • Page 19 DISplay:FORMat [0..5] Query or set the number of numeric fields on the panel. *ESE [0..255] :PRint Print displayed values. Query or set the Event Status Enable register *SRE [0...255] Query or set the Service Request Enable register FORMat:START <N> Query or set the range for data array transfer *STB? Query the STatus Byte register (IEEE-488 only) :END <N>...
  • Page 20 Character data error A too long and/or sensless command has been sent to the instrument. ESR bit 5 is set (CoMmand Error). Data Out Of Range The command argument is not allowed. ESR bit 4 is set (EXecution Error). 2204 Measurement error, Measurement underflow. ESR bit 4 is set (EXec. Err.). 2207 Measurement error, Measurement overflow.

  • Page 21: Installing The Option Assembly

    THE SPECTRAL MULTIMETER OPTIONS The Spectral Multimeter can be equipped with options 01, 02, and 03 which are all mounted on the Option Assembly Board. Option 04 is external to the Spectral Multimeter. Rear Panel 7.1. INSTALLING THE OPTION ASSEMBLY WARNING: To avoid electric shock, disconnect the power cord and test leads before removing the instrument hood.
  • Page 22 Fold 24-pol flat ribbon cable Mount flat ribbon cable along the top edge Adhesive clip Printer Output RS-232 Output Main supply Cable Separator Figure 7.3. Fixation of Option Cables Isolated Supplies Figure 7.2. Connection of Option Assembly Unit...

  • Page 23: Output Connectors

    7.2. OUTPUT CONNECTORS a) RS-232 Connector Data Carrier Detect Received Data Transmitted Data Data Terminal Ready Signal Ground Data Set Ready Request To Send Clear To Send Ring Printer Output Connector 7.3. ANALOG INPUTS Eight analog inputs are provided to be connected to external transducers such as torque -, speed -, acceleration -, frequency -, and temperature transducers.

  • Page 24: Four Analog Outputs

    7.4. FOUR ANALOG OUTPUTS The four analog outputs Aout0, Aout1, Aout2, and Aout3 are ±5V outputs proportional to the 4 7.5. CURRENT SENSOR MODULES quantities displayed in the display number fields 0, 1, 2, and 3. Any one of the quantities listed in the table below can be output.

  • Page 25: Disturbance Prevention

    Pulling the external cable through a ferrite torroid such as Siemens B64290-K674-X830 forming several windings will reduce the flow of the transients >10 windings yield good results. A similar filter can be added at the SM201 input. 8.2. EQUIPMENT NEEDED A calibrator that will supply voltages 0.3V-600V and currents 15mA-2A at 60Hz with 0.02 %...

  • Page 26: Amplifier Offset Adjustment

    Calibrator Output Input Range Adjustment, rms current Spectral M ultim eter Rear Panel 2A (3A) IN30A adjust I1 for 2.0000A (3.0000A) 50mA IN5A 50mA adjust I2 for 50.000mA Repeat above steps at least once before proceeding to the steps below. 15mA IN5A 15mA adjust I3 for 15.000mA 150mA...
  • Page 27 Verantwortung, dass das Produkt declare under our sole responsibility that the product déclarons sous notre seule responsabilité que le produit SM201 SPECTRAL MULTIMETER __________________________________________________________________________________ __________________________________________________________________________________ (Bezeichnung Typ oder Modell, Los-, Chargen- oder Seriennummer, möglichst Herkunft und Stückzahl) (name, type or model, lot, batch or serial number, possibly sources and numbers of items) (nom, type ou modèle, no de lot, d’échantillon ou de série, éventuellement sources et nombre d’éxemplaires)

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