Installation Conditions; Dimensions - Endress+Hauser Ria45 Kurze Bedienungsanleitung

Installation
3.2

Installation conditions

The device is designed to be used in a panel.
The orientation is determined by the readability of the display. Connections and outputs are
fitted on the rear of the device. The wires are connected by means of number-coded terminals.
Operational temperature range:
Non-Ex/Ex devices: -20 to 60 °C (-4 to 140 °F)
UL devices: -20 to 50 °C (-4 to 122 °F)
"
Caution!
• To avoid heat accumulation, please always make sure the device is sufficiently cooled.
• If the device is operated in the upper temperature limit range, this reduces the operating life
of the device.
3.3

Dimensions

Observe the installation depth of 150 mm (5.91 inches) for the device incl. terminals and
fastening clips.
In the case of devices with Ex approval, the Ex frame provided is mandatory and an installation
depth of 175 mm (6.89 inches) must be observed. More dimensions can be found in Section 10
"Technical data".
• Panel cutout: 92 x 45mm (3.62 x 1.77").
• Panel thickness: max. 26 mm (1").
• Max. viewing angle range: 45° to the left and right from the central display axis.
• If the devices are arranged horizontally beside one another in the X-direction, or arranged
vertically on top of one another in the Y-direction, the mechanical distance (specified by the
housing and front section) must be observed.
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RIA45
Endress+Hauser