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USER'S
MANUAL

Mìøící a dílenské pøístroje / Multimetry

uvádí:

BRYMEN BM235, BM233, BM231

BRIGHT PEOPLES CHOICE

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Summary of Contents for BM230 Series

Page 1: ...Eshop www emareg cz Email shop emareg cz USER S MANUAL Mìøící a dílenské pøístroje Multimetry uvádí BRYMEN BM235 BM233 BM231 BRIGHT PEOPLE S CHOICE ...

Page 2: ... the limits of safe access of the hand held parts during measurements Inspect lead wires connectors and probes for damaged insulation or exposed metal before using the meter I f any defects are found replace them immediately Only use the probe assembly provided with the meter or a UL Listed Probe Assembly to the same meter ratings or better IEC 61010 031 requires exposed conductive test probe tips...

Page 3: ...s applicable to test and measuring circuits connected to the distribution part of the buildin voltage MAINS installation Examples are measurements on distribution boards including secondary meters circuit breakers wiring including cables bus bars junction boxes switches socket outlets in the fixed installation and equipment for i ndustrial use and some other equipment such as stationary motors wit...

Page 4: ... for function availability 1 3 5 6 digits 6000 counts LCD display 2 Push buttons for special functions features 3 Selector to turn the Power On or Off and Select a function 4 Input Jack for10A 20A for 30sec current function 5 Input Jack for all functions EXCEPT A mA Acurrent functions 6 Common Ground reference Input Jack for all functions 7 Input Jack for A and mA current function ...

Page 5: ...ators and motors to burn out faster than normal 2 Circuit breakers to trip prematurely 3 Fuses to blow 4 Neutrals to overheat due to the triplen harmonics present on the neutral 5 Bus bars and electrical panels to vibrate Crest Factor is the ratio of the Crest instantaneous peak value to the True RMS value and is commonly used to define the dynamic range of a True RMS DMM A pure sinusoidal wavefor...

Page 6: ... in appropriate DC or AC whichever larger in peak magnitude Note Ghost voltages are unwanted stray signals coupled from adjacent hard signals which confuse common multimeter voltage measurements The mode provides low ramp up input impedance approx 2 1 to drain ghost voltages leaving mainly hard signal values on meter readin gs It is an invaluable feature for precise indication of hard signals such...

Page 7: ...ged by such low input impedance Instead use rotary selector or high input impedance voltage modes to minimize loading for such circuits Press the button momentarily to select the subject functions in sequence Last selection will be saved as power up default for repeat measurement convenience Note and the associated are equipped with digital low pass filter DSP and are capable of handling Variable ...

Page 8: ... lowest When activated under DCV ACV or VFD ACV voltage function the trigger voltage range will be displayed right before starting the Hz readings Press momentarily the button can manually select another trigger voltage range not available to current ranges It is recommended to first measure the signal voltage or current level and activate Hz function in that range to get the most appropriate trig...

Page 9: ... wiring connections and operation of switches A continuous beep tone together with flashing display backlight indicate a complete wire Such audible and visibleindications improve continuity readabilities in noisy working environments Using resistance and continuity function in a live circuit will produce false results and may damage the instrument In many cases the suspected component must be disc...

Page 10: ...en 0 400V to 0 900V A reading higher than that indicates a leaky diode defective A zero reading i ndicates a shorted diode defective An OL indicates an open diode defective Reverse the test leads connections reverse biased across the diode The digital display shows OL if the diode is good Any other readings indicate the diode is resistive orshorted defective Discharge capacitors before making any ...

Page 11: ...nce Last selection will be saved as power up default for repeat measurement convenience Note Be sure to insert the banana plug type K temperature bead probe Bkp60 with correct polarities You can also use a plug adapter Bkb32 Optional purchase with banana pins to type K socket to adapt other standard type K mini plug temperature probes ...

Page 12: ...lame detector applications Flame signal current check should indicate steady flame signal of at least 2 A for a rectification type or 1 5 A for an ultraviolet type 8 A for self checking systems If a flame signal current with inadequate str ength or fluctuation beyond 10 check the following to avoid the risk of unwanted flame relay dropout For gas or oil flames Minipeeper Low supply voltage Detecto...

Page 13: ...ion interference A flame signal current difference with the ignition bo th on and off greater than 0 5 A indicates the presence of ignition interference Insufficient ground must be at least 4 times the detector area Flame lifting off burner head ground or not continuously in contact with the flame rod Temperature in excess of 600 oF 316 oC at the flame electrode insulator causing short to ground ...

Page 14: ... on the display plus variable beep tones An antenna is loca ted along the top left end of the meter which detects electric field surround ing energized live conductors It is ideal for tracing live wiring connections locating wiring breakage s and to distinguish between live and earth connections For more precise indication of live wires such as distinguishing between Live and Ground connections us...

Page 15: ...is disabled automatically in this mode Press the button for 1 second or more to toggle the LCD backlight The backlight will also be turned off automatically after10 minutes to extend battery life The holdfeature freezes the display for later view Press the button momentarily to toggle the holdfeature Relative Zero allows the user to offset the meter consecutive measurements with the displaying rea...

Page 16: ...cant measuring readings of above8 5 of ranges 3 Non OL readings for Resistance Continuity or Diode function 4 Non zero readings for Hz function 5 Electric field signal present for EF function 6 Significant movement indication as in Phase Rotation functions In other words the meter will intelligently avoid entering the APO mode when it is under normal measurements To wake up the meter from APO pres...

Page 17: ... F fuse or better Dimension 10 x 38mm Loosen the screw from the access cover of the case bottom Lift the access cover Replace the batteries or fuse s Re fasten the screw 3 5 6 digits 6 000 counts 5 per second nominal 10oC to45oC Maximum relative humidity 80 for temperature up to 31oC decreasing linearly to 50 relative humidity at45oC Operating below 2000m 20oC 60oC 80 R H with battery removed Nomi...

Page 18: ...V m is not specified 0 4A 1000V DC AC rms IR 30kA Ffuse or better 11A 1000V DC AC rms IR 20kA Ffuse or better 1100V DC AC rms 1000V DC AC rms Below approx 2 5V 1 5V AAA Size battery X 2 3 2mA 10 A Idle for30 minutes 161 80 50mm L W H With Holster Approx 334 gm With Holster AutoV LoZ Model 235 only VFD BeepLitTM Continuity Auto ranging MAX MIN AVG Record Backlighted LCD Auto ranging Relative Zero m...

Page 19: ...ominal 1 5d non zero residue may appear when backlight is on which will not affect the specified measuring range and accuracy 60 00mV 1 2 600 0mV3 1 0 3d 60 00mV 1 2 600 0mV3 2 0 3d Input Impedance 10M 54pFnominal 1 5d non zero residue may appear when backlight is on which will not affectthe specified measuring range and accuracy 2 Signal peak absolute values includingDC bias less than 130mVpeak 3...

Page 20: ...mpedance is approximately 2 3k Impedance increases abruptly within a fraction of a second as display voltage hard signal is much higher than 50V typical End up impedances vs display voltages typically are 12k 100V 100k 300V 240k 600V 580k 1000V 60 00mV 600 0mV 6 000V 0 3 2d 60 00V 0 4 2d 600 0V 0 2 2d 1000V 0 4 2d Input Impedance 10M 54pF nominal 600 0V 1000V 2 0 3d 1 Not specified at 1VDC Thresho...

Page 21: ... End up impedances vs display voltages typically are 12k 100V 100k 300V 240k 600V 580k 1000V 600 0 6 000k 0 3 3d 60 00k 600 0k 0 5 3d 6 000M 2 60 00M 3 0 9 2d 4 1 Open Circuit Voltage 1 6VDC typical 2 Constant Test Current 0 2 A Typical 3 Constant Test Current 0 02 A Typical 4 5 20d 30M Continuity Threshold Between 30 and 480 Continuity ON Response Time 15ms Audible Indication Beep sound Visible I...

Page 22: ...2 0 04V A 1 5d non zero residue may appear when backlight ison which will not affectthe specified measuring range and accuracy 2 10A continuous 10A to 20A for 30 seconds max with 5 minutes cool down interval 40 0 oC 99 9oC 1 1oC 100 oC 400oC 40 0 oF 99 9oF 1 2oF 100 oF 752oF Accuracies assume meter interior and the ambient have reached the same temperature isothermal stage for a correct junction v...

Page 23: ... 16V 71V 20V 10V 38V 80V 32V 142V 40V 21V 79V 160V 63V 285V 80V 40V 156V 300V 105V 608V 160V 80V 500V 300V Indication Bar graph segments audible beep tones proportional to the field strength Detection Frequency 50 60Hz Detection Antenna Top left end of the meter Probe Contact EF Detection For more precise indication of live wires such as distinguishing between live and ground connections use direc...

Page 24: ...d by accident or abnormal conditions of operation or handling To obtain warranty service contact yo ur nearest BRYMEN authorized agent or send the product with proof of purchase and description of the difficulty postage and insurance prepaid to BRYMEN TECHNOLOGY CORPORATION BRYMEN assumes no risk for damage in transit BRYMEN will at its option re pair or replace the defective product free of charg...

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