Overfill Prevention Controller EUS-2

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8 Deploys

Rack overfill monitor according to EN 13922 and API RP 1004

Page last modified
August 4 2023

TIMM's EUS-2 is the state-of-the-art technology for overfill prevention of bottom loading tank trucks. This all-in-one device monitors the level sensors at the tanker compartments, the truck grounding and the vapor recovery connection. The filling process is interrupted immediately at the loading gantry, if a critical situation is detected.


Fully compatible to standardized Bottom Loading tank trucks
Overfill prevention and static grounding in one unit
Monitoring of up to 12 tank compartments
Widely visible status LEDs
Plain text display in mother tongue of the operator
Continuous self-test of all safety-related device functions
Multiple and configurable control outputs
Intuitive configuration through text menu and internal joystick
Intelligent Explosion Protection based on Ex i, Ex e and Ex q
Overfill Prevention is standardized for truck bottom loading only


Approvals ATEX | IECEx | EAC Ex / TRCU
Protection Protection types: Ex eb ib q [ia Ga] IIB T4 Gb.
SIL Certified for SIL 2 according to EN 61508: 2010.
Compatibility Compatible with 10-pole 4J / 6-pole 3J truck sockets.
Sensors Compatible with optic, thermistor, 2-wire and 5-wire sensors.
Control Outputs 2 potential-free closing contacts, 2 potential free changeover contacts, 2 NAMUR-compatible transistor outputs.
Power 230 V ±10 % 50-60 Hz
Temperature -40 to +60 °C
Prizes Tank Storage Awards winner for "Most invaluable product".

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Technology Readiness Level


Development Technology demonstration Mature / Proven
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TIMM has been a trusted provider of industrial security technology for over 55 years. Traditionally, we focused on the petrochemical industry. In 2017, we entered the renewable sector by combining our know how about access control systems with the wind industry requirements.

We develop and manufacture our products in Reinbek but sell them worldwide. Our ISO 9001 certification is the foundation for highest technical quality.

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