The Position Tracking Systems’ Block Limit Control System (Posi-Stop) is a solid-state electronic control instrument. The Standard Posi-Stop System provides Crown and Floor Protection by restricting movement of the travelling block on a drilling rig within preset upper and lower limits. Both digital and graphic displays provide the operator with the position of the block in the derrick.Compact design (8” x 11” x 5”) in a stainless steel enclosure with NEMA 4 classification. It has the latest solid state technology, field proven for reliability and durability.
Features:
- One step limit setting procedure
- Graphic and digital block position displays
- Audible and visual limit approach warning
- Solenoid activation sets brake, exhausts clutch, and idles throttle when upper, intermediate, and lower limits are reached
- Can provide Crown, Floor, Mast overload and speed control protection
- Limits are by-passed with automatic reset
- Pushbutton switch activates by-pass
- Battery backup in case of power interruption
- Intermediate zone protection (Top Drive)
- Console
- Encoder plus Encoder Cable
- Solenoid Valve Assembly
The Posi-Stop is designed for extremely low maintenance and will provide years of reliable service. A rechargeable, sealed battery is provided with the POSI-STOP Block Limit Control System, to provide emergency backup power supply in the event AC power is disrupted.
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Support
Posi-Stop
Standard Troubleshooting Guide
Posi-Stop
Standard Training Presentation v1.3
Posi-Stop Manual
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