BLASTING CIRCUIT TESTER
POWERBLAST DIGITAL SAFETY OHMMETER (Model 1 to 1999 )
(for blasting operations)
SPECIFICATIONS:
# it is a hand held type digital ohmmeter.
# it is a 4 digit ohmmeter ( 4.5 Digit is also available on specific order)
# its range is from 1 to 1999 ohms.
# the short circuit current is approx. 5 MilliAmps.( As per IS:5780)
# the weight and dimensions are:
Weight - 300 gms. approx. with battery
Length - 160 mm
Breadth- 90 mm
Height - 40
OPERATIONS:
· Open back cover and insert one 9Volts alkaline battery.
· Connect the blasting cable end of the series detonator circuit to the terminals at the top end.
· Press switch on the side to display resistance in ohms.
· If ‘1’ is displayed then either the series circuit is open or resistance is above the model range.
· It is recommended that the joints are made of clean and freshly exposed detonator legwires to get the least circuit resistance.
· Avoid shocks, moisture and water contact with the digital ohmmeters.
· Always put back the ohmmeter in the carrying case after use
POWER INDIA
C/12, Y.M.C.A. COMPLEX, Maharajbag Road, Sitabuldi, NAGPUR – 440001
Tel: 0712 6504017 / 2543122 (Telefax)
Email: info@powerindiatech.com, powerinc@ymail.com ; drillblast@yahoo.com Website: www.powerindiatech.com