explosion-proof digital multimeter

WINDBELL WB03 explosion-proof digital multimeter is suitable for Zone 1 and Zone 2 in explosive gas environment such as gas stations, oil depots, refineries and oil fields, and is also commonly used in general places.

Explosion-proof sign: Exib IIB T5 Gb

Explosion-proof certificate No.: CE20.2240X

Features:

1、Voltage, current and resistance of AC and DC circuits can be measured

2、The intrinsically safe circuit can be directly measured without power supply.

3、Diode and on-off test can be carried out

4、relative value measurement, automatic manual range conversion

5、Automatic power-off and alarm when not in use for a long time

6、Enclosure made of anti-static material

7、33/4-bit LCD display

General parameters 

1-1. Display mode: LCD

1-2. Maximum display: 3999, 3-digit automatic polarity display and unit display

1-3. Measurement mode: double-integral A/D conversion

1-4. Sampling rate: about 3 times per second

1-5. Overrange display: display "OL"

1-6. Safety standards：EN61010-1,CATIII 600V,CATII 1000V,Pollution level 2

1-7. Fuse: F0.5A/250V, F10A/250V

1-8. Working environment: 0~40°C, relative humidity < 75%

1-9. Storage environment: -10～50°C, relative humidity <75%

1-10. Power supply: one 9V battery (6F22)

1-11. Volume (size): 170×85×50mm (length × width × height)

1-12. Weight: about 370g (including battery)

1-13. Accessories: one instruction manual, one certificate of conformity, one packing box, one set of probes and 9V battery

Technical parameter 

DC voltage (DCV)±(0.5%+4d) range 400mv

(DCV)±(0.5%+4d) Range 4V, 40V, 400V

(DCV)±(1.0%+4d) range 600V

AC voltage (ACV)±(1.0%+8d) range 400mv

(ACV)±(1.0%+8d) range 4V, 40V, 400V

(ACV)±(1.5%+8d) range 600V

DC current (DCA) ±(1.5%+5d) range: 400uA, 4000uA, 

(DCA) ±(2.5%+5d) range: 40mA, 400mA;

(DCA)±(3.0%+5d) range 10A;

AC current (ACA) ± (2.0%+8d) range 400uA, 4000uA,

 (ACA) ± (3.0%+8d) range 40mA, 400mA

(ACA)±(3.5%+8d) range 10A;

Resistance (Ω)±(1.2%+5d) Range 400Ω

(Ω)±(1.0%+5d) range 4KΩ, 40KΩ, 400KΩ, 

(Ω)±(1.5%+5d) range 4MΩ;

(Ω)±(2.5%+5d) range 40MΩ;

Remarks: 

This table is used for direct measurement in hazardous areas without interruption of power supply. The measured voltage shall not be higher than 45V and the current shall be less than 500mA for intrinsically safe circuits. Battery replacement must be carried out in a non-hazardous location.