Gossen MetraWatt METRAHit 28C light Operating Instructions Manual
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Gossen MetraWatt METRAHit 28C light Operating Instructions Manual

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Operating Instructions
METRA
HIT28c light
3-349-317-15
Calibrator
6/2.05

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Summary of Contents for Gossen MetraWatt METRAHit 28C light

  • Page 1 Operating Instructions METRA HIT28c light 3-349-317-15 Calibrator 6/2.05...
  • Page 2 Operating mode menu: Exit menu level and return to a higher level, exit parameters configuration without saving data Rotary switch for simulation functions Connector jack for NA5/600 power pack Connector jacks for calibrator output DKD calibration mark, see page 4 GOSSEN METRAWATT GMBH...

  • Page 3: Table Of Contents

    European and national EC guidelines. We confirm this with Pulse and Frequency Generator (positive square-wave the CE marking. The relevant declaration of conformity can pulse) .................6 be obtained from GOSSEN METRAWATT GMBH. Resistance Simulation [Ω] .........7 The instrument is manufactured and tested in accordance Temperature Simulation [°C] ........8 with safety regulations IEC 61010–1:2001/DIN EN 61010–...
  • Page 4 Warning! The instrument may not be operated in explosive at- mospheres, or connected to intrinsically safe electri- cal circuits. GOSSEN METRAWATT GMBH...

  • Page 5: Initial Start-Up

    In such cases, switch the instru- ment off and back on again in order to reset. If the problem persists, briefly dislodge the battery from the connector contacts. Setting Time and Date See chapter 9 on page 16. GOSSEN METRAWATT GMBH...

  • Page 6: Voltage Simulator

    Press ↵ key to return to the main menu. menu. Press $ ! keys to select the decade, i.e. the po- sition of the digit you wish to change, and press #" keys to set the respective digit. GOSSEN METRAWATT GMBH...

  • Page 7: Resistance Simulation [Ω]

    Select the Ω calibration function with the rotary switch. ➭ Setting the simulation value: The decade (i.e. the position of the digit to be changed) is selected with the $ ! keys, and the respective digit is set with the #" keys. GOSSEN METRAWATT GMBH...

  • Page 8: Temperature Simulation [°C]

    The calibrator cannot be used for perature measuring instrument, and the resulting value is such objects. GOSSEN METRAWATT GMBH...
  • Page 9 (... 4x) Device to be calibrated ↵ Example ad b) External Reference Junction #" E:000.0 °C CALIBRATOR Output temp External – Temperature Value Temperature measurement, e.g. via multimeter with temperature sensor Terminal Block Device to be calibrated GOSSEN METRAWATT GMBH...

  • Page 10: Current Source And Current Sink

    Select the simulation function and the output range LoVolt appears at the display where the voltage is too (Isink/Isource = 4 … 20 mA) with the rotary switch and low. the # key. ➭ Press the ESC and # keys simultaneously. GOSSEN METRAWATT GMBH...

  • Page 11: Interval Functions, Ramp Functions And Procedures

    • The sequences can be run manually or automatically. • Step jumps can be selected manually (Auto = no) with the " # keys, or automatically (AUT = yes) with selectable time per step. GOSSEN METRAWATT GMBH...
  • Page 12 2x: Continue sequence: Display: run p (run up) nals must be generated). Stop the " interval sequence. I n t stop ESC during the sequence (run or hold): Return to calibration function. ESC when stopped: Return to sequence. GOSSEN METRAWATT GMBH...
  • Page 13 U, ISinc, ISour, R or temp ↵ ↵ Periodic 0-20 auto Sequence #" YES/no Range: I n t range I n t 0-20 #" 4-20 0-24 ↵ ↵ 10.000 #" Start: I n t start Lower Range Limit GOSSEN METRAWATT GMBH...

  • Page 14: Read-Out A Periodic Ramp - Ramp Function

    5 Start a declining ramp with the # key, remaining dwell time t2 is deleted. 6 Stop the ramp sequence by simultaneously pressing and holding the " and the # keys (2 audible acoustic signals must be generated). GOSSEN METRAWATT GMBH...
  • Page 15 U, ISinc, ISour, R or temp ↵ ↵ 0-20 00:28 #" #" Range: Decline Time t3 ramp range ramp 0-20 4-20 0-24 ↵ ↵ Periodic Ramp: repeat 10.000 #" YES/no Start: ↵ ramp ramp start #" Lower Range Limit GOSSEN METRAWATT GMBH...

  • Page 16: Using The Menus - From The Initial Info Menu To Operating Parameters

    (down for declining slope) run (run fur sequence dwell time) Stop the " ramp sequence. ramp stop ESC during the sequence (run or hold): Return to measuring or calibration function. ESC when stopped: Return to sequence. GOSSEN METRAWATT GMBH...
  • Page 17 ↵ " Acknowledge Select Change date Entry Position Value Possible Settings (TT:MM:JJ, TT=day, MM=month, JJ=year) Set Device Address ↵ ↵ #" Change Acknowledge addr addr Value Address Possible Setting Values (see also chapter 9.2): 0 … 15 GOSSEN METRAWATT GMBH...

  • Page 18: Activating The Default Values

    Operating Controls in REMOTE Operation When set to REMOTE operation, the instrument reacts like in local control operation. The instrument is put back into local control operation after switching it off and on again with the ON|OFF key. GOSSEN METRAWATT GMBH...

  • Page 19: Accessories

    WINDOWS compatible printer. – 1 free serial COM interface for utilizing BD232 – 1 USB interface for utilizing USB-HIT Software Requirements ➭ WINDOWS 95, 98, ME, NT4.0, 2000 or XP GOSSEN METRAWATT GMBH...

  • Page 20: Characteristic Values

    50 ppm/K means that the F3 fuse may be tripped in the event of an overload > I Reference Conditions Ambient +23 °C ±2 K Temperature Relative Humidity 40 ... 60% 4.5 V ±0.1 V Battery Voltage GOSSEN METRAWATT GMBH...
  • Page 21 1.39 °F = 32 + °C x 1.8 2.31 2.04 2.19 1400 ... 1500 2.39 2.12 1500 ... 1600 2.52 2.23 2.24 1600 ... 1700 ≤ ≤ 1760 1760 2.33 1700 ... 1800 °C: °C: 2.76 2.42 GOSSEN METRAWATT GMBH...
  • Page 22 1.5 kA switching capacity at 250 V dust protected water jets AC and ohmic load Electrical Safety Safety Class II per EN 61010-1:2001/ VDE 0411-1:2002 Operating Voltage max. 50 V Contamination Factor Test Voltage 500 V~ per EN 61010-1:2001/ VDE 0411-1:2002 GOSSEN METRAWATT GMBH...

  • Page 23: Maintenance

    ➭ Remove the batteries from the battery compartment. ➭ Insert three 1.5 V mignon cells into the battery compart- ment, making sure that the plus and minus poles match up with the provided polarity symbols. GOSSEN METRAWATT GMBH...

  • Page 24: Fuses

    Repair and Replacement Parts department for rebalancing (see chapter 14). 12.4 Housing No special maintenance is required for the housing. Keep outside surfaces clean. Use a slightly dampened cloth for cleaning. Avoid the use of cleansers, abrasives and solvents. GOSSEN METRAWATT GMBH...

  • Page 25: Repair And Replacement Parts Service Dkd Calibration Lab

    AC active power, AC apparent power, DC power, capacitance and frequency Competent Partner GOSSEN METRAWATT GMBH is certified in accordance with DIN EN ISO 9001:2000. Our DKD calibration laboratory is accredited by the Phys- ikalisch Technische Bundesanstalt (German Federal Institute...
  • Page 26 Edited in Germany • Subject to change without notice • A pdf version is available on the Internet Phone +49-(0)-911-8602-0 GOSSEN METRAWATT GMBH +49-(0)-911-8602-669 Thomas-Mann-Str. 16-20 E-Mail info@gossenmetrawatt.com 90471 Nürnberg • Germany www.gossenmetrawatt.com...

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