|
SRV187 / SRV189 Logging
of True-RMS
digital multimeter
Characteristics:
1, Measurements
AC voltage, DC voltage, AC current ,DC current, OHM, Frequency,
Period, Pulse width, Capacitance, Beep, Diode, dBm, Thermocouple (TC),
Thermal resistance (RTD), AC+ DC, AC + Hz measurement, Maximum,
Minimum, Average measurement (MAX / MIN / AVG). The relative value
measurement (REL_%)
2, Measurements show that 55,000 words, the basic accuracy 0.02%
(VICTOR 189) / 0.05% (VICTOR 187)
3, Three measurement rate: FAST, SLOW, SMOOTH, the fastest refresh
rate of simulation bar: 14 / sec
4, Manual range or automatic range selection
5, Measuring data show that hold functional (DIS_HOLD) and
automatically hold functions (AUTO_HOLD)
6, Peak measurements, 500us peak sampling capture, capable of
capturing crest Pulse
7, AC voltage and AC current are true rms measurement, AC voltage
bandwidth 20Hz～30KHz（VICTOR 187）,20Hz-100KHz(VICTOR 189), AC current
bandwidth 20Hz-30KHz
8, Option 1 ~ 2400 Ω reference impedance measurement of decibels
9, Low pass filter function normally by the RP-raising and the
frequency of the electrical waveform measurement results
10, Can be configured clamp to measure the large current
11, The eight kinds of thermocouple measurement, the two kinds of
heat resistance measurement, high-precision cold-automatic
compensation, °C or °F temperature display
12, Large-screen display and more data can be displayed at the same
time that is measurements and other information related to the
measurement
13, Built-in real-time clock, for the record and provide accurate
measurement of time
14, Easy to operate multi-parameter data record: manual records and
records of the incident, and easy to query the data records
15, Adopted panel calibration technology, can be done without
opening the case calibration
16, Use alkaline batteries, Ni-Hi battery-powered, the battery and
fuse can be easily replaced.
17, Backlight is automatically closed and automatic power off
function
18, Large-screen LCD display, with white LED backlighting
19, The meter can communicate with computer by isolation interface
USB
20, Through the friendly interface, users can easily access the data
of instrument in a number of parameters, and may be the data
storage, processing, management, access to the data tables and other
graphics or display
21, Simple man-machine operating, delicate, strongly and suitable
for field use
Specification:
|
Measurements |
Range |
Measuring range |
Resolution |
|
DCV |
5.0000V |
0.0001V |
Input impedance: 10MΩ |
|
50.000V |
0.001V |
|
500.00V |
0.01V |
|
1000.0V |
0.1V |
|
DCmV |
50.000mV |
0.001mV |
Input impedance: approx. 100MΩ |
|
500.00mV |
0.01mV |
|
2200.0mV |
0.1mV |
|
ACV |
5.0000V |
0.0001V |
Input impedance:
10MΩ / 50pF |
CF<3
SRV187:
20H~ 30kHz
(10~110% Range)
SRV189:
20Hz ~ 100kHz
(5~110% Range) |
|
50.000V |
0.001V |
|
500.00V |
0.01V |
|
760.0V |
0.1V |
|
ACmV |
50.000mV |
0.001mV |
Input impedance:
1MΩ / 50pF |
|
500.00mV |
0.01mV |
|
OHM |
500.00Ω |
0.01Ω |
Open circuit voltage: <2.5V |
|
5.0000KΩ |
0.0001KΩ |
|
50.000KΩ |
0.001KΩ |
|
500.00KΩ |
0.01KΩ |
|
5.0000MΩ |
0.0001 MΩ |
|
50.000MΩ |
0.001 MΩ |
|
500.0MΩ |
0.1 MΩ |
|
DCA |
5.0000A |
0.0001 A |
Voltage Drop < 0.04 V/A |
|
20.000A |
0.001 A |
|
DCmA |
50.000mA |
0.001mA |
Voltage Drop: <1.8 mV/mA |
|
500.00mA |
0.01 mA |
|
DCuA |
500.00uA |
0.01 uA |
Voltage Drop: 103uV/uA |
|
5000.0uA |
0.1 uA |
|
5.0000A |
0.0001 A |
|
ACmA |
50.000mA |
0.001mA |
|
500.00mA |
0.01 mA |
|
ACuA |
500.00uA |
0.01uA |
|
50000uA |
0.1uA |
|
FREQ |
9.9999Hz |
0.0001Hz |
|
|
99.999Hz |
0.001Hz |
|
999.99Hz |
0.01Hz |
|
9.9999KHz |
0.0001KHz |
|
99.999KHz |
0.001KHz |
|
999.99KHz |
0.01KHz |
|
9.9999MHz |
0.0001MHz |
|
99.999MHz |
0.001MHz |
|
DUTY |
0.1%～99.9% |
0.1% |
0.5Hz ~ 1KHz,
Square Wave |
|
PULSE |
199.99ms |
0.01ms |
|
1999.9ms |
0.1ms |
|
DIODE |
2.2000V |
0.0001V |
Open circuit voltage: <3.5V
Short circuit: 0.8mA |
|
CHCNT |
500.0Ω |
0.1Ω |
Open circuit voltage: <3.5V
Short circuit: <0.8mA
Short alarm: approx. <20Ω
Open alarm: approx. >120Ω |
|
CAP |
9.999nF |
0.001nF |
|
|
99.99nF |
0.01nF |
|
999.9nF |
0.1nF |
|
9.999μF |
0.001uF |
|
99.99μF |
0.01uF |
|
999.9μF |
0.1uF |
|
9.999mF |
0.001mF |
|
99.99mF |
0.01mF |
|
TC |
R |
-40°C ~ 1760°C |
1°C |
ITS-90 |
|
S |
-40°C ~ 1760°C |
|
K |
-270.0°C ~ 1370.0°C |
0.1°C |
|
E |
-270.0°C ~ 720.0°C |
0.1°C |
|
J |
-210.0°C ~ 850.0°C |
0.1°C |
|
T |
-270.0°C ~ 400.0°C |
0.1°C |
|
N |
-270.0°C ~ 1300.0°C |
0.1°C |
|
B |
400°C ~ 1800°C |
1°C |
|
RTD |
Pt100 |
-200.0°C ~ 850.0°C |
0.1°C |
Pt100-385 |
|
Pt1000 |
-200.0°C ~ 630.0°C |
0.1°C |
Other Features:
1, DC Voltage measurement
CMRR: 50Hz / 60Hz ≥120dB
SMRR: 50Hz / 60Hz (Rs=1kΩ) ≥ 80dB
2, AC Voltage measurement
CMRR: 50Hz / 60Hz(Rs=1kΩ) ≤ 80 dB
A residual reading with input shorted, will not affect stated
accuracy above 5 % of range.
3, OHM measurement
For relative humidity greater than 70 %, resistance accuracy is 0.5
% over 1 MΩ and 2.5 % over 10 MΩ.
4, Internal temperature compensation sensor
RJC:
temperature range: -10 ~ 50ºC, compensation error ≤ ± 0.5 ºC,
compensation time for 10 seconds each time
5, Maximum voltage between any Terminal and
Earth Ground:
1000V DC / AC rms
Fuse protection for mA input: 500 mA / 250V FAST fuse
fuse protection for 20A input: 20 A / 250V FAST fuse
Can be as high as 20 A continuous measurement of the current, if the
signal detected in 10 A ~ 20 A of maintaining maximum of 30 seconds,
then specified the need to increase the accuracy of 0.5%
6, Real-Time Clock
≤ ± 1min / 1month
Temp. Influence 50 ppm per C
7, Measured rate
|
Functional range |
Measuring rate |
|
FAST |
SLOW |
SMOOTH |
|
DC voltage and current |
14 |
7 |
1 |
|
AC voltage and current |
14 |
/ |
1.8 |
|
Resistors, diodes, on-off |
7 |
/ |
1.8 |
General Specifications:
1, Operating Temperature and Humidity:
0 to 50 ºC, (no condensation: ≤ 10
ºC) ≤ 85%RH
2,Storage Temperature and Relative Humidity:
-20ºC to 60ºC, ≤90%RH
3, Altitude:
2000m max. above sea level
4, Rated transient over-voltage:
6KV（1.2*50us）CATI, CAI II, CAT III peak
measurement
5, Vibration and Shock:
Random 2g, 5 to 500Hz
1 meter drop test
6, Period of calibration and warm-up time
Accuracy is specified for a period of one year after calibration or
other
Warm-up time is 10 minutes or other
7, Display and LED
LCD: 36.3×68.0mm
white LED, able to set time 0~9999S
8, Supply
4 x 1.5V Alkaline batteries supply
4 x 1.2V Ni-Hi batteries supply
Auto Power-off: able to set time 0~9999minutes
9, Safety Standards
IEC 61010-1, 2000
Over voltage category III (Max. input voltage: AC/DC600V)
Over voltage category II (Max. input voltage: AC/DC1000V)
Pollution degree 2
10, Weight and Size
205 × 95 × 42 (mm), approximate 500g |
