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Solinst Model 122M Mini Oil/Water Interface Meters

Solinst Model 122M Mini Oil/Water Interface Meters


The Model 122M Mini Interface Meter with PVDF laser marked cable is a convenient small version of the Model 122 that can easily to fit in a backpack.


  • Sensor accuracy to 1/200 ft or 1.0 mm
  • Easy access battery: minimum 300 hours of life
  • Certified intrinsically safe
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Why Buy From Fondriest?


Solinst Mini Oil/Water Interface Meters give clear and accurate measurements of product level and thickness in wells and tanks. Determination of both light (floating) non-aqueous phase liquids (LNAPL) and dense (sinking) non-aqueous phase liquids (DNAPL) is quick and easy.

The Model 122M Mini Interface Meter with PVDF laser marked cable is a convenient small version, which can easily to fit in a backpack, or an optional custom mini carry case. It uses narrow laser marked PVDF cable, in 80 ft or 25m lengths. The Mini Interface Meter enhanced electronics include automatic circuitry testing; 300 hours of on-time battery life; clear signals; and high accuracy. The circuits are powered by one standard 9V battery housed in easy-access drawer in the faceplate.

The 122M uses the P8 Probe, which is 5/8" in diameter (16mm) and stainless steel construction. It is pressure proof up to 500 psi. The beam is emitted from within a Hydex cone-shaped tip. The tip is protected by an integral stainless steel shield, and is excellent for the vast majority of product monitoring situations. The 0.12" (3mm) coaxial cable has a durable PVDF jacket with permanent laser markings every 1/100 ft. or each millimeter. The cable has a braided copper outer conductor, a stranded stainless steel central conductor, and a smooth chemical-resistant surface that is easy to decontaminate.

Image Part # Product Description Price Stock Order
Solinst Model 122M Mini Oil/Water Interface Meters 110641 Model 122M mini oil/water interface meter with P8 probe & English increments, 80'
Usually ships in 1-2 weeks
Solinst Model 122M Mini Oil/Water Interface Meters 110942 Model 122M mini oil/water interface meter with P8 probe & metric increments, 25m
Usually ships in 1-2 weeks
Image Part # Product Description Price Stock Order
Solinst Mini Carry Case 106253 Mini carry case
Usually ships in 1-2 weeks

Questions & Answers

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Does this mini interface meter come with a carrying case?
No, the Solinst 122M mini interface meter does not come with a carrying case. While this meter is small enough in a backpack, an optional custom carrying case is available under the Accessories Tab.
Is this interface meter approved by QPS for hazardous location use?
Yes, the Model 122M mini interface meter has been approved by QPS for use in hazardous locations, Class I, Div 1, Groups C&D based on CSA Standards. It is also ATEX certified under directive 94/9/EC, as II 3 G Ex ic IIB T4 Gc. This meter comes with a ground cable to protect the user and the electronics in potentially explosive environments.

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