EUCHNER Safety Basic Monitor - Manual (Page 19)

Subject to reasonable modifications due to technical advances Id.-No.: 114013 Issue date: 14.11.2011 EUCHNER GmbH + Co. KG 19
Kohlhammerstraße 16, D-70771 Leinfelden-Echterdingen Tel. +49/711/7597-0, Fax +49/711/753316
Safety Basic Monitor
Product Description
4.12 AS-i supply options
SBM-11-N08 SBM-11-S08 +
SBM-11-N08
internal decoupling external decoupling
Tab. 4-5.
AS-i -
AS-i +
Ground AS-i Power Supply
ASI + ASI – AUX+
ext. in
AUX–
ext. in
Safety Basis Monitor
AS-i -
AS-i +
Ground AS-i Power Supply
ASI + ASI – AUX+
ext. in
AUX–
ext. in
Safety Basis Monitor
+ –
AUX (24 V
DC
)
PELV
+ –
AUX (24 V
DC
)
PELV
Attention!
The AS-I power supply for the AS-I components must have isolation per IEC 60 742
and be able to handle momentary power interruptions of up to 20 ms. The power sup-
ply for the 24 V supply must also have isolation per IEC 60 742 and be able to handle
momentary power interruptions of up to 20 ms. The maximum output voltage of the
power supply must also be less than 42 V in case of a fault.