Cooling cover instruction manual 2 Installation 2.1 Installing the cooling cover The cooling cover delivery contains the following parts: • Cooling cover • 2 x screw M4x25 Torx DIN7895 • O-ring PR-14002-FPM • desiccant (dryer) • 2 x M5x20 pulling screw Important: Before opening refractometer the cover and touching the electronic parts, ensure that the working table and the person are grounded.
Page 6
Cooling cover instruction manual 3. Detach the cable connectors from the circuit board. Then unscrew the circuit board. Remove the desiccant and O-ring, they are not needed any more. 4. Add the new O-ring and the new desiccant to the cooling cover (fold the edges of the desiccant under the package to make it fit the slot) and screw on the circuit board.
The flow can be quite a bit below maximum as long as the sensor internal temperature stays below 60°C (140°F). K-Patents recommends that used water is directed to a drain. The coolant connection is a 1/8" NPT female thread. Connect inlet to one and outlet to the other connection, it doesn’t matter which way they are connected, because cooling...