DISCLAIMER:
Technical modifi cations and errors reserved. The data in this sheet have been carefully checked and represent typical
values of series production.
The descriptions of the device and its applications, its usage contexts, the details on external controls, and the installation
and operating information are given to the best of our knowledge. This does not mean, however, that any legal responsibility
or other claims under liability law that extend beyond the “General Sales Terms” stated in the Pizzato Elettrica General
Catalogue may be derived. The user is not absolved of his obligation to examine our information, recommendations, and
relevant technical regulations before using Pizzato products for his own purposes. This document is a translation of the
original instructions. In case of discrepancy between the present sheet and the original copy, the Italian version shall prevail.
K1
K2
A1
S11
S12
S33
S31
S34
13
23
A2
S21
S35
S22
14
24
LED
CH1
LED
CH2
S52
EC DECLARATION OF CONFORMITY
The undersigned, representing the following manufacturer :Pizzato Elettrica s.r.l. , Via Torino, 1 - 36063 Marostica
(VI) - Italy
herewith declares that the product is in conformity with the Machinery directive 2006/42/CE. The complete EC
Declaration of Conformity is available on
www.pizzato.com
Ing. Pizzato Giuseppe
At the end of service life product must be disposed of properly
© 2015 Cop
yr
ight Pizzato Elettr
ica -
Tr
anslation of the or
iginal instr
uctions
9 INTERNAL WIRING DIAGRAM AND TERMINALS LAYOUT
7 FAILURE
10.1 Housing
Material:
Protection degree:
Dimensions (L x H x S):
Cross section of the conductors:
Terminals driving torque:
Polyamide PA 6.6 class V0 (UL94)
IP 40 (housing), IP 20 (terminal board)
111,5 x 99,0 x 22,5 mm
0,2 ... 2,5 mm
2
24 ... 12 AWG
0,5 ... 0,6 Nm
10.2 General data
SIL level (SIL CL):
Performance Level (PL):
Safety category:
MTTF
d
:
PFH
d
:
Mission Time:
Ambient temperature:
Mechanical endurance:
Electrical endurance:
Pollution degree:
Rated impulse withstand voltage U
imp
:
Rated insulation voltage U
i
:
Over-voltage category:
Weight:
up to SIL 3 according to EN 62061
up to PL e according to EN ISO 13849-1
up to category 4 according to EN ISO 13849-1
218 years
4,58 E-10
20 years
-25°C ... +55°C
>10 millions of operations
>100.000 operations
outside 3, inside 2
4 kV
250 V
II
0,3 kg
10.3 Supply
Rated operating voltage U
n
:
Max residual ripple in DC:
Supply voltage tolerance:
Rated power consumption AC:
Rated power consumption DC::
12 Vdc
24 Vac/dc; 50...60 Hz
120 Vac; 50...60 Hz
230 Vac; 50...60 Hz
10%
±15% of U
n
< 5 VA
< 2 W
10.4 Control circuit
Protection against short circuits:
Availability time of PTC:
Max input resistance :
Input current:
Min. period of start impulse t
MIN
:
Availability time t
A
:
Reaction time t
R1
:
Reaction time on de-energisation t
R
:
Simultaneity time t
C
:
resistance PTC, Ih=0,5 A
intervention > 100 ms, reset > 3 s
50 (15 )*
< 30 mA (70 mA)*
> 200 ms (100 ms)*
< 150 ms ( 220 ms)*
< 20 ms (15 ms)*
< 150 ms (50 ms)*
infi nite
10.5 Output circuit
Output contacts:
Contacts type:
Contacts material:
Max. switching voltage:
Max. switching current per contact:
Conventional free air thermal current Ith:
Max currents sum
Σ
Ith
2
:
Min. current:
Contacts resistance :
Protection fuse outside:
Max. switching capacity:
Utilization category (EN 60947-5-1):
Utilization category (UL508):
2 NO safety contacts,
Forcibly guided contacts
Silver alloy, gold plated
230/240 Vac; 300 Vdc
6 A
6 A
36 A
2
10 mA
100 m
4 A
1380 VA/W
AC15, Ue=230 V, Ie=3 A;
DC13, Ue=24 V, Ie=4 A (6 operations/minute)
C300
10.6 Conforms to the standards
Conforms to the standards:
Conforms to the directives:
Clearance and creepage distances in
accordance with:
EN 60204-1, EN ISO 13855, EN 1037,
EN ISO 12100, EN ISO 13850, EN
60529, EN 61000-6-2, EN 61000-6-3,
EN 62326-1, EN 60664-1, EN 60947-1,
EN ISO 13849-1:2008, EN ISO 13849-
2:2012, EN 62061:2005 + EC: 2010 +
A1:2013, UL 508, CSA C22.2 n° 14-95
2006/95/EC, 2006/42/EC, 2004/108/EC
EN 60947-1
K3
K3
K4
K4
F
F
N /-
L /+
S33
S34
13
23
14
24
K3
K3
K4
K4
F
F
N /-
L /+
S33
S34
13
23
14
24
6 INCREASE OF THE NUMBER AND THE LOADING CAPACITY OF THE CONTACTS
10 TECHNICAL DATA
If necessary it is possible to increase the number and the loading capacity of the
output contacts by using external contactors with forcibly guided contacts.
Feedback circuit for external contactors
with automatic start wiring
Feedback circuit for external contactors
with manual or monitored start wiring
LED
PWR
L / +
N / -
LOGIC
CIRCUIT
LOGIC
CIRCUIT
Led lights
Possible failure
Recommended
actions
PWR
Off
CH1
Off
CH2
Off
• Lack of power supply to safety
module.
• Wrong connection.
• PWR wires cut down.
• Breakdown of external fuses.
• Short circuit between channels.
• Failure of safety module.
Verify the connec-
tions and check
the fuse. If the fault
persists, replace the
module.
PWR
On
CH1
Off
CH2
On
• Wrong connection.
• Stick contacts of emergency
stop or the device of the safety
gate monitoring connected to
S21-S22.
• Stick contacts of the start button
(monitored start).
• Failure of safety module.
Check the wiring,
the start button and
the emergency stop/
safety gate. If the fault
persists, replace the
module.
PWR
On
CH1
On
CH2
Off
• Stick contacts on the emergency
stop or on the device of the
s a f e t y g a t e m o n i t o r i n g
connected to S11-S12.
• Failure of safety module.
Check the wiring and
the emergency stop/
safety gate. If the fault
persists, replace the
module.
PWR
On
CH1
Off
CH2
Off
• Wrong connection.
• External contactors stick or
failure in the expansion module.
• Input wires cut down.
• Open circuit of one or both
contacts of emergency stop of
safety gate monitoring.
• Missing automatic cycle for
manual or monitored start
(start impulse) or closure
of both channels for the
automatic start.
• Failure of safety module;
Check the wiring,
the channels and the
start confi guration.
If the fault persists,
replace the module.
The module is maintenance free.
8 MAINTENANCE
* version CS AR-08•U12
