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Blasting devices

Hand generator powered blasting machines

Blasting machine ERNA

Blasting machine & line tester ERNA-2

Blasting machine & line tester ERNA-3

Blasting machine & line tester BART-1

Battery powered blasting machines

Blasting machine GUERILLA

Blasting machine & line tester MARS-2

Blaster's ohmmeters

Line tester-indicator OOM

Digital line tester OOM-3

Comparison of Englo blasting machines

ENGLO offers a full range of blasting machines. The ENGLO name stands for the highest quality, reliability and durability in the industry.

Most ENGLO blasting machines come with a built in line resistance checking system. Use this to identify short circuits, breaks in the blasting line, or overloaded circuits before you attempted to blast. This remarkable technology virtually eliminates misfires caused by detonator wiring problems, which is one of the leading causes of blast related injuries.

The comparison chart below summarizes the important features and specifications of each ENGLO blasting machine. You can click on the product name to learn more about each device, or contact your ENGLO dealer for more information. Experience the ultimate in safety, reliability and convenience. Buy only the best! Choose the ENGLO blasting machine that is right for you!

 
ModelGUERILLAMARS-2ERNAERNA-2ERNA-3BART-1
Capacity(in max line resistance)150 Ohms380 Ohms200 Ohms200 Ohms380 Ohms700 Ohms
Capacity(in 2 Ohm caps approx)75 caps190 caps100 caps100 caps190 caps350 caps
Firing energy2.1 Joules7.2 Joules2.1 Joules2.1 Joules6.6 Joules9.3 Joules
Firing voltage250 Volts460 Volts250 Volts250 Volts440 Volts940 Volts
Firing impulse durationNot limited3.1 to 3.9 msNot limitedNot limitedNot limited4 ms
Power supplyone 9 V batterytwo 9 V batterieshand crankedhand crankedhand crankedhand cranked
Blasts per battery change250 to 500 blasts500 to 1000 blastsn/an/an/an/a
Capacitor charging4 to 8 seconds4 to 8 seconds4 to 6 crank turns4 to 6 crank turns7 to 9 crank turns10 to 12 crank turns
Capacitor rating68 μF68 μF68 μF68 μF68 μF23 μF
Line resistance testingtest lampohmmeternonetest lamptest lamptest lamp
Testing current (max)4 mA1 mAn/a1 mA1 mA1 mA
Operating ambient temperature range at 100% relative humidity–15°C to 40°C(5oF to 104oF)–15°C to 40°C(5oF to 104oF)–25°C to 55°C(–13oF to 131oF)–25°C to 55°C(–13oF to 131oF)–25°C to 55°C(–13oF to 131oF)–20°C to 55°C(–4oF to 131oF)
Protection level of outer casing  (per IEC 60529)IP65IP65IP65IP65IP65IP65
Weight0.27 kg (10 oz)0.36 kg(13 oz)0.8 kg(1 lb 12 oz)0.8 kg(1 lb 12 oz)0.8 kg(1 lb 12 oz)1.3 kg(2 lbs 14 oz)
Casing dimensions(without crank)170x82x34 mm(6¾"x3¼"x1¼")220x100x50 mm(8¾"x4"x2")142x125x45 mm(5½"x5"x1¾")142x125x45 mm(5½"x5"x1¾")142x125x45 mm(5½"x5"x1¾")200x143x55 mm(7¾"x5¾"x2¼")