Honeywell SYA14 Series Manual page 617

Safety light curtains
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Connection of two ESPEs on a single muting module
The following wiring diagrams may be used on presses or machines where two operators
are working together and where the muting of both ESPEs can be done simultaneously
without exposing operators to any hazard.
IMPROPER INSTALLATION
The muting of two protective equipment is forbidden on a conveyor application where
the two protective equipment protect the entrance and the exit of a dangerous area.
For sensors installation, strictly follow to instructions given in chapter 3.2.2 Use in the
press mode.
Failure to comply with these instructions could result in death or serious injury.
Figure 4.25 : Muting of two safety light curtains on a mechanical press
+24Vdc (+/-15%)
0.5A
2.5A
(1)
SSD
sensor
K3
ESPE B test
SM1
K3
input (3)
(1)
(+)
(-)
ESPE A test
input (3)
K1
(+)
(-)
restart
contact
FSD
K1
K2
32
31
30
29
28
27
26
25
24
23
+
-
+24V
SSD
SSD
+
OUTPUT
MONITOR
TEST
RESTART
OSD 1
SM 1
OSDs
RESTART
MUTING
STATUS
FF - SRM
RESET
GUARD
OSDs
POWER
SM 2
STATUS
ONLY -
+24V
OV
MUTING
RESTART
OSD 2
MUTING
LAMP
STATUS
+
1
2
3
4
5
6
7
8
9
10
FSD
(1)
K2
0V
(1)
varistor
(2)
the ESPEs must be set in the automatic restart mode
(3)
Comply with the ESPEs test input polarity and correct
test contact (ST2 switch)
SSD relay
possibly used for machine power shutdown
FSD relays
used for emergency stop in the machine control circuit
ESPEA/B OSSD1
light curtains normally open contact
ESPEA/B OSSD2
light curtains normally open contact
P/B3
restart is achieved 30ms after release
P/B1 & P/B2
for the override function
SM1 & SM2
start and end muting sensors (ST3 switches)
IMPROPER CONNECTION OF LOAD
For safety reasons, the loads must be connected connected between terminals 2-8 and
between terminals 2-25 .
Failure to comply with these instructions could result in death or serious injury.
107004-15 EN FR26 ROW 0899 Printed in France
Dual channel
machine control circuit
(recommended circuit)
Phase
(DC+)
Press
cycle
start
Fuse
Fuse
Push -
K1
K1
button
P/B1
ESPE B
ESPE A
K2
K2
OSSD1
OSSD1
Press cycle
(2)
(2)
start
Neutral
(DC-)
22
21
20
19
18
17
OR
+
-
-
+
-
+
-
0.1s < t < 1s
Single channel
EM 1
OSSD 1
P/B 1
machine control circuit
Honeywell
Phase
EM 2
OSSD 2
P/B 2
(DC+)
Press
cycle
-
+
-
+
-
+
-
11
12
13
14
15
16
start
Fuse
K1
Push -
sensor
button
SM2
ESPE B
ESPE A
P/B2
K2
OSSD2
OSSD2
(2)
(2)
Neutral
(DC-)
see chapter 6.2
see ESPE installation manual
see ESPE installation manual
and chapter 4.5.2.
see chapter 4.7..3
see chapter 4.7..2
see chapter 4.5.1
see chapter 4.5..1
see chapter 4.8..2
see chapter 4.8.1.
see chapter 4.6.1.
83

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