Isco 1640 Liquid Level Actuator Water Quality Instraments (25mm) or 2"

(25mm) or 2"

meaning it assumes the chemistry of whatever product is added to it

Over its 30-year history

and the sampler remains actuated when the liquid level recedes

This has critical implications

Isco 1640 Liquid Level Actuator Water Quality Instraments (25mm) or 2"The 1640 Liquid Level Actuator provides a simple, reliable way to trigger an Isco sampler to begin a sampling routine when the liquid level reaches a predetermined height. The 1640 comprises a conductivity probe that mounts above the stream, a control box that mounts on the sampler, and connecting cable. It can be used in conjunction with other devices such as a rain gauge or flow meter to trigger sampling on multiple conditions. With the control