Endress+Hauser RIA45 Kurzanleitung Seite 31

RIA45
4.2 Installation conditions
NOTICE
The life-time of the display is shortened when operated in the upper temperature range.
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To avoid heat accumulation, always make sure the device is sufficiently cooled.
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Do not operate the device in the upper temperature range over a longer period of time.
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)
4.3 Dimensions
Observe the installation depth of 150 mm (5.91 in) 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 in) must be observed. More dimensions can be found in
Section "Technical data" in the Operating Instructions.
• Panel cutout: 92 mm (3.62 in) x 45 mm (1.77 in).
• Panel thickness: max. 26 mm (1 in).
• 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.
4.4 Installation procedure
The panel cutout required measures 92 mm (3.62 in) x 45 mm (1.77 in)
Endress+Hauser
Installation
31