GridScan/Pro
9.
Timing diagram
U
SP
Power supply
GND
HIGH
Test input (L)
LOW
OBJECT
Object
detection
NO OBJECT
HIGH
Output (PNP/NPN)
LOW
HIGH
FSS output
LOW
Figure 13:
General timing diagram
Power-up time
Response time with 22
elements
Release time
Test response time
Restart time
FSS sequence time
Test time
Table 2:
General timing table
10. Start-up
1. Switch on mains and power-up the door control unit. The LED on the receiver edge blinks during the start-up phase.
2. Check the LED on both edges (power, status).
3. Test if the system is working correctly by letting the door open and close, interrupting the light during the opening
and closing process.
11. LED status description
Receiver edge (Rx)
Green LED
Red LED
Table 4:
LED status description receiver edge
= LED on
= LED off
10
t
t
t
1
6
Time
Value [ms]
t
max. 1,700
1
t
typ. 40
2
max. 80
t
max. 50
3
t
max. 80
4
t
max. 200
5
t
6
t
min. 100
7
Sensor status
Light curtain free
Safeguarded area interrupted
or door closed
Start-up (slow blinking)
Internal malfunction (fast
blinking)
No power or edge is
defective (see Chapter 12)
= LED blinking
t
2
3
Power supply U
Power supply GND
Test input HIGH
Test input LOW
Output HIGH
Output LOW
1
FSS output HIGH
FSS Output LOW
Table 3:
General value table
Emitter edge (Tx)
Green LED
Table 5:
TEST
t
t
4
t
7
SP
Sensor status
Power OK
No power or edge is defective
(see Chapter 12)
LED status description emitter edge
English
5
PNP / NPN
10 ... 30 VDC
0 V
> 10 VDC
< 2 VDC
> U
- 2 VDC
SP
< 2 VDC
3.4 ... 4.2 VDC
< 1 VDC
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