Wieland samos PRO COMPACT, Manual

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Connecting devices
Wieland Electric GmbH | BA000966 | 08/2017 [8151]
45
Safety command devices and electromechanical safety switches
888411275
Emergency stop button
888412811
Table 18: Connection of safety command devices
Electrical connection: Example from samosPLAN 6
Single-channel,
without testing
Contact between 24 V and I1
Single-channel,
with testing Contact between T2 and I2
Two-channel,
without testing Channel 1: Contact between 24 V and I3
Channel 2: Contact between 24 V and I4
Two-channel,
with testing Channel 1: Contact between T1 and I5
Channel 2: Contact between T2 and I6
The pre-configured two-channel emergency stop buttons in samosPLAN
6 have equivalent
switching contacts. In order to implement two-channel complementary switching contacts,
you can find corresponding elements in the element window under the group of potential-free
contacts.
Table 19: Functions
Function Info
Testing Possible
Series connec-
tion/cascading Max. number of emergency stop buttons switched in series: note
max. line resistance of 100
Ω
Synchronous time 4 ms to 30 ms or deactivated
NOTICE
You can find additional information in the operating instructions for the SNH emergency stop
button.
Electromechanical safety switch without lock
888420491
Table 20: Electromechanical safety switch connection
Electrical connection: Example from samosPLAN 6
Single-channel,
without testing Contact between Ub and I1
Single-channel,
with testing Contact between T2 and I2
Two-channel,
without testing Channel 1: Contact between Ub and I3
Channel 2: Contact between Ub and I4
Two-channel,
with testing Channel 1: Contact between T1 and I5
Channel 2: Contact between T2 and I6
4.1
4.1.1
4.1.2