AccuSelect Switch


Delivers reliable switching for multizonal perforating


Applications

  • Horizontal completions
  • Multizonal perforating
  • Ballistic release devices


Features and Benefits

  • Advanced startup algorithm enables inventory speeds up to three times faster than standard switches
  • Detonator presence verification
  • Compatible with latest UniFire™ software


Tool Description

The Weatherford AccuSelect switch is a reliable solution for horizontal completions and multizonal perforating. Its advanced startup algorithm enables inventory speeds up to three times faster than standard switches. The switch is compatible with the latest UniFire software.


Specifications

Ratings and Dimensions

Dimensions (L x W x H)

1.8 x 0.75 x .33 in.
(45.7 x 19.0 x 838.2 mm)

Housing

Heat shrink

Strain relief

Wires integrally strain-relieved to PCB

Temperature range

-58 to 392°F (-50 to 200°C)

Operating temperature range

-20 to 347°F (-28 to 175°C)

 

Hardware Characteristics

Switches per string

Maximum 40

 

Electrical

Operating voltage

-20V DC to -600 V DC

Maximum voltage

600 V (transient voltage forward/reverse)

Maximum firing current

Forward (nominal) 1 A for 12 seconds1
Forward (maximum) 1.5 A for 5 seconds1

Standby current

0.5 mA

Comms current

20 mA surface / 20 mA downhole

Dets/igniters/set

50 ohm or higher

Radio frequency

1 MHz to 1,000 MHz ESD

ESD (electrostatic discharge) safety rating

Safe to 25,000 V2

Wire color coding

White - input (-v)
Black - ground
Green stripe – det. hot
Black stripe – det. ground
Blue - feed-through

1At maximum operating temperature
2ESD safety rating in accordance with MIL-DTL-23659 E

AccuSelect Switch

Reach out to optimize reservoir performance

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