Download T4000 Direct Multicode

Chapter 6
Commissioning and operation
Operating Instructions
T4000 Direct Multicode
6.6
System state table
Tab. 5: System
state table
x
Off
15 Hz
(10 s)

Self-test after application of the
supply of power
Normal operation, guard closed
Closed
On


1)
On
1,5 Hz

Closed 1)
Off

(LED approx 2 s
on /0,3 s off)

Open
Off
1 x

Normal operation, guard open
x
Off


Internal error
x
Off
2 x

Input fault, e.g. no test pulse,
illogical output state
Closed
Off
3 x

Incorrect or defective actuator
x
Off
4 x

Output fault, e.g. cross-circuit or
loss of switching function
x
Off
5 x

Internal error
x
Off
x
x
Internal fault with malfunction on
the guard
Closed
Error indication
ERROR (red)
Safety output
OA and OB
Normal operation
State
Actuator/
door position
Self testing
STATE (green)
LED indicator
Explanation of symbols:
LED off LED illuminated
1)
164
Normal operation, protective
device closed, actuator in limit
area, e.g. adjusting door
Normal operation, protective
device closed, safety outputs from
previous T4000 Direct switch are
off
LED flashing
X Any
Available as of date of manufacture 1037 (see 1.4 “Scope”)
© SICK AG • Industrial Safety Systems • Germany • Subject to change without notice • 8012205/UC32/2010-11-15