QJ41 Electric Detonator Detector

Description

Application

QJ41 electric detonator detector is a portable pocket tester, which is suitable for detection of DC resistance of electric explosive network and electric detonator in mine lot, army and factories.

Main Technical Specification

1. Power supply: 1.5V (D size dry cell 1pc)
2. Maximum current from tester to detonator should not exceed 27mA (*)
3. Operation ambient: field temperature -40~+50℃, relative humidity no more than 98%
4. Dimension: 150(L)x96(W)x66(H) (mm)
5. Weight: 1kg (approx.)
6. Main technical specifications:

   Measuring range		Basic error (%)	Central calibration	Error calculation method
   Detonator	I 0-3Ω	±1.5	1.25Ω	Full scale value
   	II 3-9Ω		5.5Ω
   Conductor wire	III 0-3kΩ	±2.5	100Ω	Scale length

*Maximum current not exceed 27mA refers to wrong operation. Under correct operation, current through detonator will not exceed following value:

Test I:     6mA

Test II:     7.1mA

Test III:    13.6mA

* The tester is with reading lighting device, suitable for night blasting operation.