C
L E A R
P
A T H
- S C
U
S E R
M
A N U A L
R
E V
.
1 . 3 6
4 9
T
EKNIC
,
I
NC
. T
EL
.
(585)
784-7454
G
LOBAL
S
TOP
C
ONNECTOR
This 2-pin Molex Minifit Jr. connector allows you to connect the E-Stop
output from a safety controller to your SC Hub.
Important Safety Note: Ensure this feature is used only with ISO
13849 approved safety controls. Failure to do so could result in serious
injury or property damage. See the section "Safety Control Sketch (Brake
and Global Stop)" later in this section.
2
1
U1A
1
2
7
6
5
MOC207R2M
U8
1
2
5V
3
1
BAS21
CR2
1
2
2k
R31
1
2
10k
R32
GND
1
2
330
R33
GND
12
LED3
STOP
Note: the “Stop Type” can be
changed programmatically
in user’s application code.
+
+
-
+
SC Hub internal
Global Stop
Connector
By default, triggering a Global
Stop issues a Ramp Stop at the
E-stop decel rate to all nodes
attached to the port.
5-24VDC
5-24VDC
Normal Operation
Current is flowing in circuit. System
will operate normally until an edge
transition is detected.
Stop initiated
Current path is interrupted, causing
an edge transition that is interpreted
as a Global Stop request by the system.
Schematic snippet: Global Stop Input