Maintenance, Installation, 1 mounting / removal – Westermo ED-20 User Manual

Page 8

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5. Maintenance

No maintenance is required, as long as the unit is used as intended within the specified
conditions.

6. Installation

6.1 Mounting / Removal

Before mounting or removing the unit:

Prevent damage to internal electronics from electro-
static discharges (ESD) by discharging your body to a
grounding point (e.g. use of wrist strap).

Prevent access to hazardous voltages by disconnecting
the unit from AC/DC mains supply and all other elec-
trical connections.

Mounting
This unit should be mounted on 35 mm DIN-rail which is
horizontally mounted on a wall or cabinet backplate.
This unit uses convection cooling.To avoid obstructing the
airflow around the unit, use the following spacing rules.
Recommended spacing 25 mm (1.0 inch) above/below and
10 mm (0.4 inches) left/right the unit.
Snap on mounting, see figure

Removal
Press down the black support at the back of the unit
using a screwdriver, see figure.

CLICK!

!

10 mm *

(0.4 inches)

25 mm

25 mm

* Spacing (left/right) recommended

for full operating temperature range

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