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Summary of Contents for Meatest M133C
- Page 5 M133C model is equipped with special functions for testing power line voltage analyzers. It can generate calibrated harmonic and interharmonic distortion, fluctuation harmonics, flickers, ramp signals and others.
- Page 6 The front panel of the calibrator includes a TFT color display, control buttons and output terminals. The following picture shows the control part of the front panel. Display - The display is divided to three horizontal sections: A) Information line: Selected function (Pac Basic –...
- Page 7 B) Main area - This section displays the set-up values of generated signals and the data related to the calibrator status. The section includes the following types of data: 1. Main value - There is displayed main output value with the unit and indication of AC or DC ...
- Page 8 (all values including parameters). Capacity of the memory is up to 100 different settings. Each setting contains simple text description. Function buttons - Function buttons can be used to call-up the functions of the calibrator directly. The following buttons are provided: After the function mode is changed, the parameters of the respective function are restored.
- Page 9 Common rules are used for applied color of labels and values. 1. Red color is applied, when displayed value is measured by the calibrator. 2. Blue color is applied for parameters or values, which can be set-up or modified directly from front panel keyboard or via Main menu.
- Page 10 Basic accessories (included in delivery) - Power line cord 1 pc - User´s manual 1 pc - Test report 1 pc - Spare fuse 1 pc - Test cable banana-banana 1000V - 32 A, black 3 (1) pcs - Test cable banana-banana 1000V - 32 A, red 3 (1) pcs - Test cable banana-banana 1000V - 32 A, blue 3 (1) pcs...
- Page 11 It is necessary to download special driver that creates virtual COM port. Application software uses this virtual COM port for communication via Ethernet. Description: https://www.hw-group.com//products/hw_vsp/index_en.html Driver download: https://www.hw-group.com/files/download/sw/version/hw-vsp3s_3-1-2.exe See M133C SCPI manual for complete SCPI reference, more details on communication setup and troubleshooting.
- Page 12 Inspect package contents when unboxing the calibrator for the first time. See chapter 1.3 for complete list of accessories. The instrument has been designed in Safety Class I according to EN 61010-1. The design reflects the requirements of A2 amendment standard. Safety is ensured by the design and by the use of specific components.
- Page 13 Plug one end of the power cord into the connector located at the rear panel and connect the other end of the power cord into a wall outlet. Turn the calibrator on with mains switch. You should see following splash screen: The calibrator performs internal hardware checks for 5 seconds.
- Page 14 Cursor keys and rotary button. Push buttons or turn rotary knob to increment/decrement selected digit by one. Move through parameter digits using buttons or push the rotary knob to switch to digit selection mode, rotate to a new digit and confirm with another push. Described methods change the main parameter by default.
- Page 15 Output terminals are disconnected automatically under following conditions: Function mode change Output voltage exceeds 100V. It occurs if you change the output value that is below 100V to the new value above 100V. Calibrator is overloaded. Changing parameters of power distortion functions. Changing frequency for voltage above 280V Energy counting is finished.
- Page 16 If an obvious failure occurs during the operation (e.g. the display is not lit, the fan is not turning), the calibrator must be switched off immediately. First, check the fuse located in the power cord receptacle. Procedure is following: Remove the end of power cord from the mains connector at the rear panel. Insert the blade of a flat screwdriver into the opening cut in the mains voltage selector and pry out the fuse holder.
- Page 17 The 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 MENU button. If output terminals are connected, they will be disconnected and the following display appears: Use ...
- Page 18 Submenu contains remote control parameters. Submenu contains parameters that affect generated signal.
- Page 20 Submenu contains parameters that affect measured signal. Sets the internal multimeter measuring function and range. By selecting an item from the list Voltage (DC voltage 0-12V), Current (DC current 0-24mA) and Frequency (Frequency 1Hz-15kHz) function can be selected. Calibration password is required to access the Calibration Menu. Default calibration password is „0”. For more detail about calibration see the chapter 6.
- Page 21 The calibrator can generate exact value of electric power and energy. Power function modes provides output voltage at VOLTAGE OUTPUT HI – LO terminals and output current at CURRENT OUTPUT HI – LO terminals. Depending on the setting of the calibrator, voltage up to 600 Vef can be present at the terminals.
- Page 22 In case that phase shift between voltage and current is expressed as power factor you can change its polarity using „Lead/Lag“ softkey. The Lead polarity presents capacity load (current before voltage). The Lag polarity presents inductance load (voltage before current). The calibrator can display AC power in one of three ways: 1.
- Page 23 Use „Mode“ softkey to open the mode selection menu. Select the required mode using cursor buttons or the rotary knob. Confirm the selection by pressing the rotary knob or the “Select” softkey. Output terminals are disconnected if the new mode is selected. The calibrator allows several ways of setting the value of generated power.
- Page 24 The main power value can be changed by changing the current. Repeatedly press the “Sel” button (in the middle of cursor buttons) until the current value appears in edit mode (blue background). The value can be set using numeric keyboard and confirmed by pressing mA or A softkey. The value can be set using cursor buttons or rotary knob as well.
- Page 25 In this mode current outputs of all channels are connected in parallel using optional adapter. Current range is increased three times. Voltage terminal Channel 1 are used in high current modes. Power setting is the same as in modes Pdc Basic a Pac Basic. Modes allow independent parameter setting for all calibrators outputs (3x voltage, 3x current) For each output you can define amplitude (V or A) and phase shift (º).
- Page 26 The main power value can be changed by changing the amplitude of voltage (current). Repeatedly press the “Sel” button (in the middle of cursor buttons) until the voltage (current) value appears in edit mode (blue background). The value can be set using numeric keyboard and confirmed by pressing V (mA, A) softkey. The value can be set using cursor buttons or rotary knob as well.
- Page 27 Repeatedly press the “Sel” button (in the middle of cursor buttons) until the frequency value appears in edit mode (blue background). The value can be set using numeric keyboard and confirmed by pressing Hz softkey. The value can be set using cursor buttons or rotary knob as well. Mode is used for generation harmonic signal composed of up to 50 harmonic components.
- Page 28 Repeatedly press the “Sel” button (in the middle of cursor buttons) until the phase value appears in edit mode (blue background). The value can be set using numeric keyboard and confirmed by pressing ° softkey. The value can be set using cursor buttons or rotary knob as well.
- Page 29 After AC power on modulation is switched off (OFF). First should be selected shape of modulation signal. Repeatedly press the “Sel” button (in the middle of cursor buttons) until the parameter Modulation appears in edit mode (blue background). Shape can be selected using „SIN“, „RECT“ or „OFF“...
- Page 30 Repeatedly press the “Sel” button (in the middle of cursor buttons) until the voltage (current) value appears in edit mode (blue background). The value can be set using numeric keyboard and confirmed by pressing V (mA, A) softkey. The value can be set using cursor buttons or rotary knob as well.
- Page 31 Pressing „Trigger“ button starts generation of Dip/Swell shape. Generation can be started (triggered) also from input IN3. Dip/Swell shape is divided into five time periods. Length of these periods can be changed. Active period is during the generation shown in the box. Voltage (Current) amplitude is generated during period t1 after trigger amplitude is fluently changed to Dip/Swell amplitude Dip/Swell amplitude is generated...
- Page 32 Repeatedly press the “Sel” button (in the middle of cursor buttons) until the phase value appears in edit mode (blue background). The value can be set using numeric keyboard and confirmed by pressing ° softkey. The value can be set using cursor buttons or rotary knob as well.
- Page 33 Press “E” button on the calibrator and then select AC or DC mode by pressing „AC“ or „DC” button. The display shows the following data: main value – running energy counter in selected unit of measurement VAs, Ws, Vars deviation between energy meter and calibrator – calculation is based on pulses generated by meter voltage at VOLTAGE OUTPUT HI-LO terminals current through CURRENT OUTPUT HI-LO terminals...
- Page 34 Calibration of Energy meter: There are different ways how to control the energy dose counting. (Time counting) The simplest (but less accurate) way is to count the time. (Pulse counting) The other way is to count pulses from energy meter. This method is called „rolling start“ method. Meter must be connected to input IN1 or IN2.
- Page 35 The calibrator can display AC power (energy) in one of three ways: 1. apparent power in VA (VAs) 2. active power in W (Ws) 3. reactive power in Var (VArs) Use “Units” softkey to open the units selection menu. Select the required expression using cursor buttons or the rotary knob.
- Page 36 The calibrator allows several ways of setting the value of generated energy. The energy (power) value can be changed by changing the voltage. Repeatedly press the “Sel” button (in the middle of cursor buttons) until the voltage value appears in edit mode (blue background).
- Page 37 The value can be set using numeric keyboard and confirmed by pressing Enter softkey. The value can be set using cursor buttons or rotary knob as well. Repeatedly press the “Sel” button (in the middle of cursor buttons) until the time value (or “Test” / “Warm-up”...
- Page 38 The calibrator allows several ways of setting the value of generated voltage. Repeatedly press the “Sel” button (in the middle of cursor buttons) until the voltage value appears in edit mode (blue background). The value can be set using numeric keyboard and confirmed by pressing V softkey. The value can be set using cursor buttons or rotary knob as well.
- Page 39 Output current can be generated in different current modes: AC current DC current Use „Mode“ softkey to open the mode selection menu. Select the required mode using cursor buttons or the rotary knob. Confirm the selection by pressing the rotary knob or the “Select” softkey. Output terminals are disconnected if the new mode is selected.
- Page 40 The calibrator includes a built-in multimeter which can measure DC voltage, DC current and frequency. Measured signal must be connected to the “METER INPUT” terminals. Terminals mA, COM are for current measurements. Terminals V, COM are for voltage and frequency measurements. The manufacturer does not recommend connection of multimeter inputs to calibrator outputs.
- Page 41 81/2 digit multimeter type HP3458A or Fluke 8508A, or other type with accuracy 0.01 % on AC voltage Multifunction calibrator MEATEST M142 or M140 with DC ranges 10V, 20mA and AC range 10V / 15kHz. resistance shunt 10 m, 100 m Burster 1280, or other type with accuracy 0.01% with known...
- Page 42 Following part describes procedure of performance verification test. Recommended measuring points are the same as the points in table of limits (see tables below). 1. Connect the calibrator to the mains and let them switched on for at least one hour in a laboratory at 231 2.
- Page 46 Adjustment is done through MENU > Calibration. This menu item is password protected, default factory set calibration code is “0”. Calibration data are sorted in a tree structure with following hierarchy: 1. Channels and Meter 2. Functions (f.e. Voltage DC) 3.
- Page 47 Once range level of the tree structure is reached, calibration points are displayed in following format: Softkeys have the following meaning: Write - new calibration value is entered into the memory, old value is lost. The calibrator returns to the previous menu. Skip current calibration step is skipped, old value is retained in the memory.
- Page 50 81/2 digit multimeter type HP3458A or Fluke 8508A, or other type with accuracy 0.001 % on DC voltage Calibrator Meatest M142 or M140 with DC ranges 10V, 20mA a AC range 10V / 10kHz. Resistance shunt 10 m, 100 m Burster 1280, or other type with accuracy 0.01% Counter HP 53181A, HO 53130, BM 642 or other with accuracy 0,001 % Powermeter 0.02- 0.05 %, Zimmer LG95 or better...
- Page 51 Repeat steps 1 to 4 also for Current DC#2 and Current DC#3. E) AC voltage modulation ranges calibration (P Harmonic, P Interharmonic modes, model M133C only) 1. Select Voltage MOD#1 from the calibration menu and confirm by pressing Select softkey. Switch calibrator’s output terminals ON (OPER button).
- Page 52 10 kHz frequency range. External calibrator of higher precision class should be used to calibrate the built-in multimeter (Meatest M142). If accurate external calibrator is not available an 81/2 digit multimeter is recommended for calibration. 1. 10 V DC voltage range calibration Select Meter from the calibration menu.
- Page 53 This chapter explains how to perform the routine maintenance to keep your device in optimal operating conditions. The calibrator includes a fuse located in the mains connector at the rear panel. Replace the fuse as follows: 1. Switch off the calibrator 2.
- Page 54 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., Incorrect control using GPIB or RS-232 interface.
- Page 55 Accuracies include long-term stability, temperature coefficient, linearity, load and line regulation and the traceability of factory and National calibration standards. Specified accuracy is valid after one hour warm up in temperature range 23 ± 2 °C. Specifications below describe 1-year absolute accuracy. 1 –...
- Page 56 DC, 15 Hz – 400 Hz with no distortion functions Frequency range: Distortion: < 0.1 % 0.0° – 359.99° Phase range: 15 Hz – 1000 Hz Frequency range: 0.01° Phase resolution: -1 – +1 (Lead, Lag) Power factor range: Power factor resolution: 0.001 dPF = 1 - cos(+d)/cos ...
- Page 57 3x (0.005VA – 18 kVA (600 kVA with current coil option 140-50)) Summary range: 15Hz – 1000 Hz Frequency range: = √ ( dU (Real) Power accuracy calculation: + dI + dPF + 0.01 ) (%) = √ ( dU Reactive Power accuracy calculation: + dI + dPF...
- Page 58 Voltage range: 1 – 280 Vdc (600 Vac) 5 mA – 30 A Current range: - 1 – + 1 Power factor range: 1 – 1e8 s Time range: Time resolution: 0.1 s Time interval accuracy: 0.01 % + 0.1 s Max counts: Energy accuracy calculation dE = √...
- Page 59 Modulation (Flicker) 15 Hz – 1 kHz Fundamental harmonic frequency range: Single harmonic (2 – 50) frequency range: 30 Hz – 5 kHz 0.001 Hz – 50 Hz Modulation frequency range: 0 – 30% Modulation depth: Modulation depth resolution: 0.001% RMS amplitude accuracy: 0.2 % of range Waveform of modulation signal:...
- Page 60 0.1x spec /°C outside reference temperatures Temperature coefficient: Dimensions: 500(D) x 520(W) x 430(H) mm Netto weight: 59 kg (M133C Three phase version) 37 kg (M133C Single phase version) 115/230V +/- 10%, 47…63 Hz Power supply: Power consumption: max. 1875 VA...
- Page 62 According to EN ISO/IEC 17050-1:2010 standard as well as 2014/30/EU and 2014/35/EU directives of European Parliament and European Council, MEATEST, spol. s r. o., manufacturer of M133C Electric Power/Energy Calibrator based in Železná 3, 619 00 Brno, Czech Republic, declares that its product conforms to following specifications: - EN 61010-1 ed.
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