DET-3050-321 O321 Detonators
Contents
1. prevent the detonation of a flooded gun when used properly Fluid migrating through the top fluid holes in the body of the detonator will desensitize the powder around the resistor and prevent the detonator from achieving a high order detonation The O 321 detonator is intended to be used with 80 grains foot round detonating cord in operating conditions up to 350 F for 1 hour while still maintaining its 99 99 initiation reliability 95 confidence The following detonating cord types are compatible with the O 321 detonator e 80 gr ft PETN e 80 gr ft HMX e 80 gr ft HMX LS e 80 gr ft RDX e 80 gr ft RDX LS The user should satisfy themselves as to the suitability of this product for the user s application Please refer to the Owen Oil Tools Technical Specifications sheet Owen Document DET 3050 321 DS for more information 2007 2015 Owen Oil Tools All rights reserved MAN DET 321 R03 3 MAN DET 321 indd 3 9 2 15 1 15PM Ly User Recommendations for Core Lab 0 321 Detonators 1 0 Procedures for Panel Setup and Firing Resistorized Bridge Detonators 1 1 Prior to arming or gun make up e Measure the current output from the panel with a digital blasters multi meter at the cablehead CCL or Quick Change Verify a minimum of 1 0 Amps output can be applied from the panel to the meter 1 2 Reset panel to safe mode 1 3 Continue proper assembly of toolstring 1 4 When ready to fire a gun or detonator downh2. tube P N DET 2000 000 and secure the lid shut The resistance may be checked at this time 2 3 Make sure the panel is safe key is removed and outside the unit and verify no voltage is measured on the wireline 2 4 With the detonator still in the safety tube electrically connect the detonator lead wires to the wireline cable The detonator is now electrically armed and may now be removed from the safety tube 2 5 Carefully make a square clean cut of the detonating cord using the Owen Super Cutters P N DET 0000 036 2 6 Install the detonator onto the detonating cord by sliding the newly cut end of detonating cord through the detonator s clip as shown in the below figure Once the detonating cord is feed through the clip cover the cut end of the detonating cord with tape prior to assembly into the port sub This will prevent the detonating cord from sliding back through the clip The detonator is now ballistically armed and the finished product should look something like the figure below 2 7 Ensure that the fluid holes on top of the detonator are not filled or covered by explosive powder tape etc as this could prevent the detonator from being fluid sensitive 2 8 Complete the mechanical assembly of the device and tool assembly while taking care not to force pinch crush or impact the explosive components or wiring 6 MAN DET 321 RO3 2007 2015 Owen Oil Tools All rights reserved MAN DET 321 indd 6 9 2 15 1 15PM L
3. 4 Core Lab User Recommendations for 0 321 Detonators DET 3050 321 MAN DET 321 RO3 Please check Owen website at www corelab com owen to confirm latest revision of User Manual OWEN OIL TOOLS 12001 Cr 1000 Godley Texas 7 6044 USA Phone 1 817 551 0540 Fax 1 817 551 1674 www corelab com owen Warning use of owen equipment contrary to manufacturer s specifications or operating instructions may result in property damage serious injury or fatality If you are not trained in the handling and use of explosive devices do not attempt to use or assemble any owen perforating systems or owen firing devices This technology is regulated by and if exported was exported from the united states in accordance with the export administration regulations EAR Diversion contrary to U S Law is prohibited Export and or re export of this technology may require issuance of a license by the bureau of industry and security BIS U S Department of Commerce Consult the BIS the EAR and or Owen Compliance Services Inc To determine licensing requirements for export or re export of this technology This document contains confidential information of Owen Oil Tools LP Owen and is furnished to the customer for information purposes only This document must not be reproduced in any way whatsoever in part or in whole or distributed outside the customer organization without first obtaining the express written authorization of owen This
4. N User Recommendations for Core Lab 0 321 Detonators 3 0 Frequently Asked Questions 3 1 3 2 3 3 3 4 3 5 3 6 Can the O 321 detonator be used with ribbon or flat type detonating cord e No the O 321 detonator is not compatible with ribbon or flat detonating cord This is due to the geometry of the detonating cord which renders it unreliable in side initiating methods Please reference pg 2 of this User Manual for compatible detonating cord types Is the O 321 detonator interruptible e No the O 321 does not have the ability to be ballistically interrupted for armed transport Please do not attempt to interrupt the detonator with custom alternative methods as this is not compliant with regulatory shipping regulations nor API RP 67 What amperage will these detonators fire at e The O 321 detonator has an All Fire rating of up to 1 0 Amp The nominal firing current level for the detonator is approximately 0 9 Amps At elevated temperatures near 300 F or higher the firing current level will decrease to approximately 0 7 Amps Owen recommends that the user continue to apply power until a break in the current reading is observed This break will indicate that the detonator has fired and power can no longer be applied through the wireline Can the O 321 detonator be used in either positive or negative polarity e Yes the detonator may be attached to the wireline in either positive or negative polarity The de
5. document is the property of owen and returnable upon request of Owen 2015 Owen Oil Tools All rights reserved MAN DET 321 indd 1 9 2 15 1 15 PM I User Recommendations for Core Lab 0 321 Detonators TABLE OF CONTENTS SECTIONS 1 0 Procedures for Panel Setup and Firing Resistorized Bridge Detonators ccccsccsseeeeeseeeseeeeeeseeeeeneeeenes A 20 AFNI seora aE 5 3 0 Frequently Asked Questions nnnnnunnnnnnnnnnnnnnnnnnnnnnnennnnnnnnnnnnnnnnnnnnnnnnnnn nne 7 2 I MAN DET 321 R03 2007 2015 Owen Oil Tools Alll rights reserved MAN DET 321 indd 2 9 2 15 1 15PM Ly User Recommendations for Core Lab 0 321 Detonators STOP Warning Explosives are destructive by nature Do not attempt to disassemble or alter the detonator in any manner Do not crush hammer pinch impact pull wires or abuse the detonator or any explosive STOP Warning Be sure to follow safe operating practices as found in API RP 67 in accordance with governmental regulations company policies and manufacturer s recommendations Owen Oil Tools Resistorized Bridge Detonators are designed to detonate when an electrical current greater than 0 2 amps is applied The O 321 Detonator is a resistorized electrical detonator manufactured to AP RP 67 recommendations and employs a 51 Ohm resistor in the firing circuit It is designed to be used in hollow steel carrier or scalloped gun systems where a fluid sensitive detonator will
6. ole increase the power to the firing circuit from 0 to the 1 0 Amp rheostat position over 4 6 seconds until the detonator fires Note The user should see the current and voltage levels rise when power is applied The current will break and go to 0 Amps when the detonator has fired 4 MAN DET 321 R03 2007 2015 Owen Oil Tools All rights reserved MAN DET 321 indd 4 9 2 15 1 15 PM I User Recommendations for Core Lab 0 321 Detonators 2 0 Arming STOP Warning Detonators should be removed from their individual packaging and storage in the loading arming area at the time of arming Always insert the detonator inside a Safety Tube P N DET 2000 000 after removal from packaging and storage Note An electrical check of the detonator s firing circuit may be conducted while the detonator is confined within a safety tube Using electrical blasters multi meter with alligator clip leads the O 321 resistorized bridge detonator will measure a resistance of 51 Ohms 2 5 Ohms 2 1 Remove the O 321 detonator Owen P N DET 3050 321 from its packaging The detonator will have a top sticker with the words Remove Before Use REMOVE THIS STICKER Remove this sticker Fluid Desensitization holes 2007 2015 Owen Oil Tools All rights reserved MAN DET 321 R03 5 MAN DET 321 indd 5 9 2 15 1 15PM EAN User Recommendations for Core Lab 0 321 Detonators 2 2 Insert the detonator into a detonator safety
7. tonator s functionality is independent of the flow of current positive or negative through the wireline What resistance will the detonator measure e When the detonator lead wires are attached to a Blaster s Ohm Meter the O 321 resistorized detonator will measure approximately 51 Q Always insert the detonator into a safety tube Owen P N DET 2000 000 when checking resistance Can use this detonator with electronic addressable switches e Yes the O 321 detonator is compatible with most electronic addressable switches Please consult your local Owen representative to receive more details before using the O 321 detonator with the electronic addressable switch 2007 2015 Owen Oil Tools All rights reserved MAN DET 321 R03 F MAN DET 321 indd 7 9 2 15 1 15PM
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