3. Installation
page 12
ELC PE22B-PE35B V1.0-05.19-GB
Subject to technical alterations
3.3.3.
Coding and pin assignment
The control and bus cables are connected by means of the plug connections available as
accessories.
The sockets are provided with threads. In combination with the screwable plugs this ensures
a safe connection e.g. in case of vibrations.
In order to minimise the danger of mixing up the control plugs, the sockets on the appliance
have been coded with the red code profiles. They are positioned according to the following
picture:
Fig. 4: Coding of the control plug
When the control plugs are delivered they are
not
coded
and cannot be connected in this condition! In order to
code the control plugs the corresponding code
“nose”
must be removed (see Fig. 4). Pin 1 is marked by means
of a stamping:
All control circuits must be earthed upon installation.
X1.1
X2.3
X3.2
X3.3
X4.2
X4.3
X5.1
X5.3
X6.2
X6.4
