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ES237 Datasheet, PDF (1/37 Pages) Cyrustek corporation – 6000 Counts DMM | |||
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ES237
6000 Counts DMM
Features
ï¬ 6,000 counts LCD display with 31 analog bar-graph
ï¬ LQFP 128L package
ï¬ 3V DC power supply
ï¬ Slow ADC Conversion rate : 3 times/s
ï¬ Bar-graph ADC conversion rate : 30 times/s
ï¬ Full automatic measurement
ï¼ Voltage measurement : 600.0mV, 6.000V â 1000V
ï¼ Current measurement : μA/mA/A
ï¼ Frequency with Voltage or Current :
ï¼ Resistance measurement :
60.00Ω â 60.00MΩ
ï¼ Capacitance measurement :
6.000nF â 60.00mF
( Taiwan patent no.: 323347, 453443 )
ï¼ Capacitance measurement for Clampmeter mode :
6.000nF â 60.00mF
ï¼ Smart auto check for R / S / D / C mode
Resistance : 0.0Ω â 6.000MΩ
(Buz. On when R < 30Ω)
Capacitance : 0.500nF â 600.0uF
(Taiwan patent no.: 326361)
ï¼ Not contact AC electric field detection
ï¼ Frequency counter :
600.0Hz â 60.00MHz
ï¼ Duty cycle measurement :
5% â 95% (< 10kHz)
ï¬ Diode measurement & continuity check
ï¬ Hazardous AC/DC voltage (HV) indication
ï¬ 4 ADP modes with external reference voltage and
independent âADPâ user-defined segment on LCD
ï¬ Temperature mode with internal scale translation
circuit from 0C to 0F
ï¬ K-type thermocouple reference table compensation
(-200 ~ 1350oC range)
ï¬ Push functions :
ï¼ VAHz function
ï¼ MAX/MIN function
ï¼ Relative function
ï¼ Zero function: DCA clampmeter only
ï¼ Back Light function
ï¼ KEY function
ï¼ Data Hold and delayed-hold function
ï¼ Range change function
ï¼ Semi-auto calibration operation
(Taiwan patent no.: 367334)
ï¬ Low pass filter mode for ACA/ACV measurement
(Taiwan patent no.: 362409)
ï¬ Band-gap reference voltage output
ï¬ Voltage overflow selection ( DC / AC : 1010V, DC /
AC : 610V)
ï¬ Serial data output ( RS232 format )
ï¬ LCD segment check when power on
ï¬ Auto power off ( 30min / 15min )
ï¬ Sleep state indicative signal output
ï¬ Re-power on
ï¬ On-chip buzzer driver
ï¬ Low battery detection
ï® Description
ES237 is an integrated analog-to-digital converter
with 6,000-count LCD with bar-graph display,
automatic range selection, and 3V DC power
supply. Automatic range selection is provided for
ACV/DCV measurement, resistance measurement,
current measurement, capacitance measurement,
and frequency counter. Expensive and bulky
mechanical range switches are not required. Other
features include relative value display, offset
removing feature for DCA clamp mode, data
holding, maximum and minimum value holding,
duty cycle measurement, diode measurement,
temperature measurement, continuity checking,
low battery detection, auto power off, re-power on,
backlight driver, buzzer driver and RS232 data
output.
V 2.2
1
2015/12/15
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