Fujian Lilliput Optoelectronics Technology Co., Ltd.
No. 19, Heming Road, Lantian Industrial Zone Zhangzhou 363005 P.R. China
E-mail: info@owon.com.cn | Site:http://www.owon.com.cn

OWON 3 3/4 Digital Multimeter with Bluetooth

- function as 3 in 1 : datalogger + multimeter + temperature meter
- multi-connection (more than one device) supported via mobile app
- the change trend analysis accessible via special chart mode
- voice warning supported, which assures measurement safety
- smart voice-reading accessible
-  3(3/4)-digit counterparts
- smart power-off option extending battery life
- Bluetooth 4.0 version - supports mobile device with Android 4.3

  or above / iOS 7.0 or above OS, and equipped with ble 4.0 module

Specifications Specifications subject to change without prior notice.

Model D33 B33 B33+
  Measurement Range Resolution Accuracy
DC Voltage V 400.0mV / 4.000V / 40.00V / 400.0V 0.1mV ±(0.5%+2 digit)
1000V 1V ±(0.8%+2 digit)
AC Voltage V 4.000V / 40.00V 1mV ±(0.8%+2 digit)
400.0V / 750V 0.1V ±(1%+3 digit)
DC Current μA 400.0μA / 4000μA 0.1μA ±(0.8%+2 digit)
mA 40.00mA / 400.0mA 0.01mA ±(0.8%+2 digit)
A 4.000A / 10.00A 1mA ±(1.2%+3 digit)
AC Current μA 400.0μA / 4000μA 0.1μA ±(1%+3 digit)
mA 40.00mA / 400.0mA 0.01mA ±(0.8%+2 digit)
A 4.000A / 10.00A 1mA ±(2%+3 digit)
Resistance 400.0Ω / 4.000kΩ / 40.00kΩ / 400.0kΩ / 4.000MΩ 0.1Ω ±(0.8%+2 digit)
40.00MΩ 0.01 MΩ ±(2%+3 digit)
Capacitance 40.00nF / 400.0nF / 4.000μF / 40.00μF 0.01nF ±(2.5%+3 digit)
100.0μF 0.1μF ±(3%+5 digit)
Frequency 4.999Hz / 49,99Hz / 499.9Hz / 4.999kHz / 49.99kHz / 49.9kHz / 4.999MHz 1mHz ±(0.8%+2 digit)
Duty Ratio 0.1% - 99.9% (typical value: Vrms=1V, f=1kHz) 0.1% ±(1.2%+3 digit)
0.1% - 99.9% (≥1kHz) ±(2.5%+3 digit)
Temperature -50 - +400    
Display 3999 - count
Frequency Response 40Hz - 400Hz
Shift Rate on DMM 3 times / s
Auto-scale √   Max / Min Value √ 
Offline Recording Function available in B33+ Bluetooth Module available in B33, and B33+
Recording Duration 168 hours (7 days)
Record Length 10,000 points LCD Backlight √  
Diode Test √  Input Protection √  
Simulated Chart √  Input Impedance ≥10MΩ
Auto Power-off √  LCD Size 69 x 52 mm
On-off Warning √  Display Area 67 x 46 mm (effective area 66 x 45 mm)
Low-battery Indicator √  Battery 3V (1.5V x 2)
Data Hold √  Dimension (W x H x D) 85 x 185 x 30 (mm)
Relative Measurement √  Device Weight 0.32 kg

Accessories The accessories subject to final delivery.

Quick Guide
Multimeter Lead
Soft Bag (optional)
Alligator Clip (optional)
K-type Thermocouple