Exploder Testers
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ET application
The Beethoven ET series of electronic testers is specifically designed to safely check the correct operation of the related beethoven exploder.
The Arbra Beethoven range
These testers are part of a range of products manufactured by Arbra instruments and our sales office would be delighted to help you select the most appropriate one for your application.
Technical data
| Beethoven model No | Energy tester required |
|---|---|
| MK2 | ET2 |
| MK7 | ET7 |
| MK8 | ET8 |
| MK19 | ET19 |
| MK20 | ET20 |
| MK21 | ET21 |
| MK22 | ET22 |
| MK22/3 | ET22 |
| ET7 may be used prior to blasting for confidence testing. The ET7 is not approved to fully test the MK7 exploder. | |
The ET tester consists of an energy absorbtion circuit together ith an LED indicator.
The tester is used by connecting it to the exploder via the firing terminals and operating the exploder in the normal way.
The LED will light if the exploder is operating correctly.
The connection label on the tester provides the instructions for correct use.
If the LED fails to light the exploder must be assumed to be faulty and be withdrawn from use. only an authorised person may correct the fault.
Construction
Each ET tester is manufactured in a robust high impact ABS moulded case. It is completely water and dust proof. An unique feature of the tester is the use of sliding billet terminals. This feature makes cable connection especially easy and prevents the cables from damage.
All electronic components are resin encapsulated to prevent damage.
Accessories
Each tester is supplied with a carrying case.
Warranty
All Arbra testers are covered by a 12 months warranty.