Pizzato CS AR-08 Data Sheet

10A

Safety module CS AR-08

Module for emergency stops, end
position monitoring for movable guards,
semiconductor outputs (e.g. light
barriers) and magnetic safety sensors

Main features

•For safety applications up to SIL CL 3/PL e

•Input with 1 or 2 channels

•Choice between automatic start, manual start

or monitored start

•Can be connected to semiconductor outputs
(e.g. light barriers), to electromechanical
contacts or to magnetic safety sensors

•Output contacts:
2 NO safety contacts

•Supply voltage:
12 Vdc, 24 Vac/dc, 120 Vac, 230 Vac

•Possibility of parallel reset of several modules

Utilization categories

Alternating current: AC15 (50…60 Hz)
Ue (V) 230
Ie (A) 3
Direct current: DC13 (6 oper. cycles/min.)
Ue (V) 24
Ie (A) 4

Quality marks:

EC type examination certificate: IMQ CP 432 DM
UL approval: E131787
CCC approval: 2013010305640211 TÜV
SÜD approval: Z10 10 09 75157 002
EAC approval: RUC-IT.AД35.В.00454

Compliance with the requirements of:

Low Voltage Directive 2014/35/EU,
Machinery Directive 2006/42/EC,
EMC Directive 2014/30/EU

Code structure

CS AR-08V024

Connection type

V

Screw terminals

M Connector with screw terminals

X Connector with spring terminals

Stock items

CS AR-08V024

Technical data

Housing

Polyamide housing PA 66, self-extinguishing V0 acc. to UL 94
Protection degree: IP40 (housing), IP20 (terminal strip)
Dimensions: see page 295, design A

General data

SIL CL: up to SIL CL 3 acc. to EN 62061
Performance Level (PL): up to PL e acc. to EN ISO 13849-1
Safety category: up to cat. 4 acc. to EN ISO 13849-1
Safety parameters: see page 349
Ambient temperature: -25°C…+55°C
Mechanical endurance: >10 million operating cycles
Electrical endurance: >100,000 operating cycles
Pollution degree: external 3, internal 2
Impulse withstand voltage (U
Rated insulation voltage (U
Overvoltage category: II
Weight: 0.3 kg

Supply

Rated supply voltage (U

Max. DC residual ripple in DC: 10%
Supply voltage tolerance

24 Vac/dc, 120 Vac, 230 Vac:
Supply voltage tolerance 12 Vdc: -10% … +15% of U
Power consumption AC: < 5 VA
Power consumption DC: < 2 W

Control circuit

Protection against short circuits: PTC resistance, Ih=0.5 A
PTC times: Response time > 100 ms, release time > 3 s
Maximum resistance per input:
Current per input: 30 mA (70 mA)* (typical)
Min. duration of start impulse t
Response time t
Release time t
Release time in absence of power supply t
Simultaneity time t

: < 150 ms ( 220 ms)*

A

: < 20 ms (15 ms)*

R1

: unlimited

C

In compliance with standards:

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 61326-1, EN 60664-1, EN 60947-1, EN ISO 13849-1,
EN ISO 13849-2, EN 62061, UL 508, CSA C22.2 n° 14-95

Output circuit

Output contacts: 2 NO safety contacts,
Contact type: forcibly guided
Material of the contacts: gold-plated silver alloy
Maximum switching voltage: 230/240 Vac; 300 Vdc
Max. current per contact: 6 A
Conventional free air thermal current (Ith): 6 A
Max. total current Σ Ith

2

Minimum current: 10 mA
Contact resistance:
External protection fuse: 4 A

The number and the load capacity of output contacts can be increased by using expansion modules or
contactors. see page 241-250.

Supply voltage

U12

12 Vdc

024

24 Vac/dc

120

120 Vac

230

230 Vac

): 4 kV

imp

): 250 V

i

): 12 Vdc

n

24 Vac/dc; 50…60 Hz
120 Vac; 50…60 Hz
230 Vac; 50…60 Hz

±15% of U

50 (15 )*

: > 200 ms (100 ms)*

MIN

: < 150 ms (50 ms)*

R

: 36 A

2

100 m

Features approved by UL

Rated supply voltage (Un): 24 Vac/dc, 50…60 Hz, 120 Vac;
50…60 Hz: 230 Vac; 50…60 Hz
Power consumption AC: < 5 VA
Power consumption DC: < 2 W
Maximum switching voltage: 230 Vac
Max. current per contact: 6 A
Utilization category: C300

- Use 60 or 75 °C copper (Cu) conductors, rigid or flexible, wire size 30-12 AWG.

- Tightening torque for terminal screws of 5-7 lb in.

- Only for 24 Vac/dc versions: power supply only with class 2 sources or with
limited voltage and energy. (Supply from Remote Class 2 Source or limited

voltage limited energy).

Features approved by TÜV SÜD

Rated supply voltage (Un): 24 Vac/dc, ± 15%, 120 Vac ± 15%,
230 Vac ± 15%
Power consumption: 5 VA max AC, 2 W max DC
Rated operating current (max.): 4 A
Maximum switching load (max.): 1380 VA
Ambient temperature: -25°C … +55°C
Storage temperature: -25 °C … + 70°C
Protection degree: IP40 (housing), IP20 (terminal strip)
In compliance with standards: 2006/42/EEC Machine Directive,
EN ISO 13849-1 (up to cat. 4 PL e), EN 50178:1997, EN 60947-5-3/
A1:2005, EN 61508-1:1998 (SIL CL 1-3), EN 61508-2:2000 (SIL CL
1-3), EN 61508-4:1998 (SIL CL 1-3), IEC 62061:2005 (SIL CL 3)

n

n

* Version CS AR-08•U12

203

General Catalogue Safety 2017-2018

A11323

A21424

S11

S12

S31

S33

S21

S22

S35

S34

PWR

CH1

CH2

S52

K1

K2

A1

S11

S12

S33

S31

S34

13

23

A2

S21

S35

S22

14

24

LED
CH1

LED
CH2

S52

Safety module CS AR-08

Pin assignment

ITALY

Function diagrams

Configuration with automatic start

tCt

Configuration with monitored start

tR1tCt

A

t

A

A

t

tAt

R1

10A

A1/A2

S11/S12 (+/S12)

S21/S22 (+/S52)

13/14, 23/24

t

t

R1

A

t

R1

MINtA

t

R

A1/A2

S11/S12 (+/S12)

S21/S22 (+/S52)

S33/S34 (START)

13/14, 23/24

t

R

Internal block diagram

L / +

LED

PWR

LOGIC LOGIC

N / -

Input configuration

Semiconductor outputs (e.g. light barriers)

Input configuration with manual start

1 channel 2 channels

+

24 VDC

-

S21 S22

L / +

A1

S21 S22

The diagram does not show the exact position of the terminals in the product

Items with code on green background are stock items

OSSD

A1

S12

CS AR-08

S35

S33

S52

S34

A2

Emergency stop circuits

Input configuration with manual start

1 channel 2 channels

S11

CS AR-08

S12

S35

S33

S31

S34

A2

N / -

+

24 VDC

-

A1

S21 S22

L / +

A1

S21 S22

OSSD1 OSSD2

S12

CS AR-08

S35

S11

CS AR-08

Configuration with manual start

A1/A2

S11/S12 (+/S12)

S21/S22 (+/S52)

S33/S34 (START)

13/14, 23/24

t

A

Legend:

t

: Min. duration of start impulse

MIN

tC: simultaneity time
tA: response time

Notes:
The configurations with one channel are obtained taking into consideration the CH1
input only. In this case it is necessary to consider time t
time t

referred to the supply, time tA referred to input CH1 and to the start, and

R

time t

MIN

tR1t

A

referred to the start.

t

t

R1

MIN

t

: release time

R1

: release time in absence of

t

R

t

R

power supply

referred to input CH1,

R1

Automatic start

With regard to the
indicated diagrams, bridge
the start button between
S33 and S34 in order to
activate the automatic
start module.

S33

S52

S34 S34

Monitored start

S34

A2

With regard to the
indicated diagrams,

S21

S21

remove the connection
between S22 and S35
in order to activate the
monitored start module.

S22

S35

S22

S35

Monitoring of movable guards and magnetic safety sensors

The safety module can
monitor emergency stop
circuits, control circuits for

S12

S33

S31

movable guards as well as
magnetic safety sensors.
Replace the emergency

S35

S34

A2

stop contacts with switch
contacts or sensor con­tacts.

N / -

The sensors can only be
used in 2-channel confi­guration.

Application examples See page 251

General Catalogue Safety 2017-2018

204