SubSurface Instruments – PL-TT


The dependable, affordable and rugged solution for the locating professional

Built with advanced Technology at its core, the PL-TT offers SSI’s most sophisticated technology in an economical package. For quick simple locates, even in the most demanding of locating environments, users can depend on the PL-TT. Dependability is not only driven by the internal technology, but the PL-TT is built to last with a carbon fiber housing and sealed against weather.

The ruggedly designed and well-balanced receiver includes an LCD screen providing relative and actual signal strength, as well as a speaker for variable audio pitch. With two-line locate modes to choose from, a peaking signal response and left-right guidance, the instrument can be operated for quick and simple locating or it may be dialed in to minimize interference. Conductor depth can be estimated by both a push button digital depth & by triangulation.

PL-TT cable and pipe locator offers multiple active frequencies ranging from 512Hz to 131kHz and passive power frequencies. Its advanced technology ensures flexibility to match the needs of the most complicated locating environments. As standard the unit is equipped with 4 active frequencies; 815Hz, 8kHz, 33kHz & 82kHZ.

Transmitter functions include transmitter induction, coupler induction, and direct connection. Whether the locate is measured in feet or miles, with automatic impedance matching from 5 ohms to 25,000 ohms and 3 watts of output power, The PL-TT will meet the challenge.

SubSurface Instruments, Inc. locators are designed and manufactured to make utility locating as accurate as you need and as simple as you want.


  • Simple and easy user interface with four buttons keypad panel and Digital display indicator
  • Housing  with Carbon Fiber finish
  • Customizable frequencies and operational modes
  • Transmits 2 frequencies at the same time
  • Battery Operated RX 6 “AA” alkaline batteries
  • Battery Operated TX 8 “C” alkaline batteries
  • PL-TT also functions as a Magnetic Locator
  • Made in the USA