JIREH NAVIC – Tank Scanner

Ensure storage tank integrity and safety with the NAVIC.

Part # NMNAVICTSCN Categories , Tags , ,

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Deliver state-of-the-art thickness inspection results with the NAVIC – Tank Scanner. Paired with the actuated probe lift, the NAVIC operates remotely at a distance of up to 30 m (100 ft), while offering steering control and the ability to raise and lower the probe. Powerful, magnetic wheels, drive vertically (and inverted) along the ferrous surfaces of tanks and vessels.

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Motorized Driving and Steering

Variable drive speed and steering are controlled by the handheld controller.


Designed to handle intense tasks and challenging environments (dust tight, watertight)

Corrosion Thickness Probe Holder

Measure material thickness with a probe holder which may hold a host of different probe types.

Magnetic Wheels

Magnetic wheels provide the foundation for scan operations on ferrous surfaces

Remote Control

Navigate the crawler from up to 30 m (100 ft) away using the intuitive handheld remote control. The ergonomic handheld controller includes programming of raster patterns, drive paths and system diagnostics.

Many Accessories

Enhance the NAVIC’s capability with optional accessories: battery powered laser guide, onboard camera, backpack, cable management, crawler removal system and motorized couplant pump.


JIREH backs this product with a limited 3-year warranty.

Component Identification

1 Base Crawler

The powerful base crawler carries probe holder frames, raster arms and a multitude of accessories for the purposes of weld and corrosion inspection.

2 Integrated Encoder

A spring-loaded encoder maintains surface contact on all various scan surface diameters.

3 Magnetic Wheels

Powerful magnetic wheels ensure the crawler remains fixed to any ferrous surface.

4 Power Controller

Compatible with both North American and European power sources, the power controller connects the user instrument and handheld controller to the base crawler.

5 Umbilical

The backbone of communication between the power controller and the base crawler.

6 Handheld Controller

Containing the NAVIC operating system, the handheld controller joysticks control speed and steering of the base crawler while the intuitive touchscreen allows for more intricate raster path and drive programming.


Idler Encoder (Right Module): 13.78 counts/mm (349.9 counts/inch)
Motor Encoder (Left Module): 872.5 counts/mm (22162.8 counts/inch)
Crawler’s Vertical Payload: 10 kg (22 lb)1
Driving Speed: Variable 0 – 25 cm/sec (0 – 10 in/sec)
Power Requirements: 100-240VAC, 50/60Hz, 3.5 Amps
Umbilical Lengths: 5 m (15 ft), 10 m (30 ft), 15 m (50 ft) to 30 m (100 ft)2
Inspection Surface: Ferrous
Maximum Backpack payload: 1.36 kg (3 lb)3


Pipe Range, Circumferential: 7 cm (2.75 in) to flat pipe
Range, Internal Circumferential: 61 cm (24 in) to flat
Pipe Range, Longitudinal: 30.5 cm (12 in) to flat


Radial Clearance, Pipes under 20 cm (8 in): 7 cm (2.75 in)4
Radial Clearance, Pipes over 20 cm (8 in): 8.15 cm (3.2 in)4


CE: European Union CE Declaration – Compliance with essential requirements and provisions of European Union directives.5
FCC: Compliance with Part 15 of FCC rules.5
Industry Canada: CAN ICES-3 (A)/NMB-3(A) – This class A digital apparatus complies with Canadian ICES-003.5


Base Crawler Height (including handles): 12.5 cm (4.9 in)
Base Crawler Height (handles removed): 8.1 cm (3.2 in)
Base Crawler Width (Dual Pod): 28.2 cm (11.1 in)
Base Crawler Length: 30.8 cm (12.1 in)6
Base Crawler Width (Single Pod): 16.1 cm (6.3 in)
Base Crawler Weight: 7.7 kg (17 lb)7


Operating Environment: -20°C (-4°F) to 50°C (122°F)
Environmental Sealing: Dust-tight, watertight (not submersible)
Maximum Inspection Surface Temperature: 150°C (302°F)8

Corrosion Thickness Probe Holder Dimensions

With Mounting Bracket

A – 140.09 mm (5.52 in)
B – 135.18 mm (5.32 in)
C – 38.28 mm (1.51 in)
D – 38.28 mm (1.51 in)

Without Mounting Bracket (raster arm application)

E – 32.77 mm (1.29 in)
F – 104.08 mm (4.10 in)
G – 117.27 mm (4.62 in)
H – 46.33 mm (1.82 in)
I – 76.66 mm (3.02 in)

Corrosion Thickness Probe Holder Receptacle Sizes

A – 9.53 mm (0.375 in) dia.
B – 12.7 mm (0.5 in) dia.
C – 19 mm (0.75 in) dia.
D – Technisonic
E – 25.4 mm (1 in)


  • Power controller Power supply (North American, European or UK plugs available) Umbilical, 5 m (15 ft), 10 m (30 ft), 15 m (50 ft) or 30 m (100 ft) lengths available Handheld controller Auxiliary cable, 6 m (20 ft) Cable management, threaded mount, (length dependent on umbilical length) J300 encoder cable, 5 m (15 ft) Installation/Removal mat 6 mm ID irrigation kit (7/16 in quick connect) Lifting Sling (safety tether) User manual Cap (hinge covers) x2 Rugged carrying cases (various types based on chosen accessories) x2 – x3 TOOLS3 mm hex driver 3 mm flat driver Wrench for pivot button adjustment
This product does not have software options.
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