Installation Manual
HB-37350-810-31-09F-EN KSM31R Installation Manual.doc
Page 17 of 28
5.2 Wiring of the relay outputs
5.2.1 Single-pole switching relay output without testing
For a single-pole connection without external testing, bear in mind that the KSM31R module
will not recognize bonding of the internal relay or of one or more external contacts. The
following circuit example is only suitable for safety applications on a limited basis; at
a maximum, Pl b according to EN 13849-1 can be achieved!
K1
K2
L+
L-
X17
X17.1
X17.2
X17.3
X17.4
Fig.: Single-pole switching relay output.
Safety note:
Not recommended for safety applications!
In this context see also the notes in EN 13849-1 concerning the application and the required
fault exclusions.
