Connection values
Operating Instructions Safety I/O Terminals SI4000 / SO4000
Dokument-Nr.: 5.08009.05 Baumüller Nürnberg GmbH
72
of 82
D.2
Input process image 6 bytes
Output process image 6 bytes
SI4000 supply voltage 24 V
DC
(-15% / +20%)
Current consumption of the modular
electronics at 24 V (without current
consumption of sensors)
4 channel occupied: typically 12 mA
0 channel occupied: typically 1 mA
Current consumption from I/O-bus 4 channel occupied: typically 47 mA
0 channel occupied: typically 33 mA
Power dissipation of the terminal typically 540 mW
Electrical isolation (between the
channels)
no
Electrical isolation (between the
channels and the I/O bus)
yes
Insulation voltage (between the
channels
and the I/O bus, under
common operating conditions)
isolation checked with 500 V
DC
Permissible contamination level Contamination level 2
(see chapter ZCleaning– on page 58)
Unacceptable operating conditions Safety terminals must not used under the following
operating conditions:
m under the influence of ionising radiation
m in corrosive environments
m in an environment that leads to unacceptable soil-
ing of the bus terminal
Shocks 15 g with pulse duration 11 ms in all three axes
Protection class IP20
Permitted operating environment control cabinet or terminal box with minimum protec-
tion class IP54 according to IEC 60529
Permissable installation position any
Approvals CE
Product name SO4000
Number of inputs 0
Number of outputs 4
Status display 4 (one green LED per output)
Output current per channel max. 500 mA, min. 20 mA per channel
Cable length between sensor and
terminal (unscreened line)
max. 100 m
Fault response time < watch dog time
Product name SI4000
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