Rugged
Handheld Flaw Detector
The EPOCH LTC Digital Ultrasonic Flaw
Detector offers state-of-the-art technology in a package that is compact
and lightweight 2.12 lbs (0.96 kg). Based on the design of the
class-leading EPOCH XT, the EPOCH LTC is a full-featured instrument with
EN12668-1 compliance and a wide variety of standard features as well as
specialized options to meet your inspection needs.
Download pdf Brochure
(400 kb)
Ultrasonic flaw detection is widely
used for locating and sizing hidden cracks, voids, disbonds, and similar
discontinuities in welds, forgings, billets, axles, shafts, tanks kai
and pressure vessels, turbines, and structural components.
The instrument features a bright
multi-color transflective display with full VGA (640 x 480) resolution
providing a high resolution A-scan and superior visibility in all
lighting conditions, including direct sunlight. The EPOCH LTC is also
designed to the requirements of IP67, assuring that the instrument will
perform in the harsh environments common in the inspection field.
Features
- IP67-sealed to assure field
ruggedness
- EN12668-1 compliant
- Only 2.12 lbs (0.96 kg)
- Full color VGA display with
transflective technology
- USB On-the-Go Port for PC
- communication and direct printing
- Mini SD card storage and onboard
storage with standard alphanumeric datalogger
- Standard Dynamic DAC/TVG
- Digital High Dynamic Range Receiver
with digital filters
- High Performance Square Wave Pulser
with tuning option
Powerful Performance in a Compact Flaw
Detector
The
EPOCH LTC incorporates many standard features to meet your inspection
needs. These include a square wave pulser, dynamic DAC/TVG, selectable
digital filters, gain range from 0 to 110 dB, peak memory, 0.001 in.
(0.01 mm) measurement resolution, and one gate with programmable alarms.
In addition, the unit offers many optional application-specific software
features: On-board DGS/AVG, Manual PRF Control, Pulse Width Tuning, GATE
2, Curved Surface Correction, and the GageView Pro Interface Program.
- Standard Square Wave pulser with
PerfectSquare™ Technology
- Digital receiver filtering:
standard, broadband and high-pass setting
- Four measurement displays that are
fully customizable to meet inspection needs. Select any Gate
measurement for each display box.
- Amplitude measurement resolution of
0.25% full screen height
- Auto calibration for thickness,
soundpath, or angular depth
- Amplitude measurement from 0% to
110% full screen height
- PRF Rate automatically controlled
from 10 Hz to 500 Hz. Manual control is optional.
- Grid Display Modes
- Standard 1-10
- Soundpath
- Leg mode for angle beam inspection
- Selectable 100% or 110% vertical display
Built For Tough Environments
The EPOCH LTC can withstand the rigors
of field operation in harsh environments from offshore to deserts.
- Designed to meet IP67 environmental
seal requirements
- Approved for Explosive Atmosphere
per MIL-STD-810F, Procedure 1, NFPA 70E, Section 500, Class 1, Div. 2,
Group D
- Shock tested per IEC 60068-2-27,
- 60 g, 6 msec H.S., 3 axes, 18 total
- Vibration Tested - Sine Vibration
per
- Drop Tested - MIL-STD-810F 4.5.5
Procedure IV - Transit Drop. 48" drop onto 2" plywood surface backed
by concrete. Drop on each face, edge and corner; total of 26 drops
- IEC 60068-2-6, 50-150 Hz @ .03" DA
or 2 g, 20 sweep cycles
- Wide operating temperature range:
- Lithium Ion: -10° to 50°C (14° to 122°F)
- Battery storage temperature 0° to 50° C (32° to 122° F)
- Recharge temperature: 0° to 40° C (32° to 104° F)
- Hand strap can be mounted for left
or right hand operation
- Sealed battery compartment-no tools
required for battery replacement
- Sealed I/O door for USB On-The-Go
(OTG) connection, Mini SD card slot, and VGA / RS-232 port
Simplified Keypad Design
The EPOCH LTC features a simple keypad
design that allows full control from left or right hand, for direct
access to important functions. Rapid parameter adjustments, and recall
of instrument setup (CAL) files are quick and easy.
Available in English, International Symbols, Japanese and Chinese.
Four customizable function keys allow the operator to select preset
values for instrument setup parameters.
Advanced Software Features and Data
Management
Standard Dynamic DAC/TVG:
Calculates signal amplitude as a percentage or dB level compared to a
DAC curve or a reference echo amplitude fixed with Time Varied Gain. DAC
versions include ASME, ASME 3, JIS, and Custom. Contains several key
features including: dynamically adjustable?DAC curves, switchable DAC &
TVG views, and custom DAC warning curves.
