Endress+Hauser RMS 621 - 3 Mechanical Installation; Installation Conditions; Installation

RMS 621 3 Mechanical installation
Endress+Hauser 11
3 Mechanical installation
3.1 Installation conditions
The permitted ambient temperature (see "Technical data") must not be exceeded in installation or
operation. The unit must be protected from any outside heat sources.
3.1.1 Installation dimensions
Take note of the 135 mm (equals 12 DU) unit installation depth. For further dimensions, please see
Chap. 10 "Technical data".
3.1.2 Installation area
Installation inside a control panel on top hat DIN rail according to EN 50 022-35. The installation
area must be free of vibration.
3.1.3 Installation orientation
No limitation.
3.2 Installation
First remove the keyed plug-on terminals from the housing. Snap the housing onto the DIN rail by
first hooking the unit onto the rail and snap in by using slight downwards pressure
(see Fig. 4, Pos. 1 and 2).
Fig. 4: Unit installation on DIN top hat rail