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Technical data – EUCHNER CES-AR-CL2-CH (Multicode) User Manual

Page 23

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Operating Instructions Safety Switches CES-AR-C.2-CH

23

Technical data

Note!

If a product data sheet is included with the product, the information on the data 

sheet applies in case of discrepancies with the operating instructions.

Technical data for safety switch

CES-AR-CR2-CH/CES-AR-CL2-CH

Parameter

Value

Unit

min.

typ.

max.

Housing material

PBT V0 GF30

Dimensions

95 x 30 x 12

mm

Weight

0.04

kg

Ambient temperature at U

B

 = DC 

24 V

- 30

-

+ 65

°C

Storage temperature

- 40

-

+ 70

Degree of protection

IP 69K

(IP 67 for version with M12 plug connector)

Safety class

III

Degree of contamination

3

Installation position

Any

Connection

Plug connector or connection cable

Operating voltage U

B

 (reverse polar-

ity protected, regulated, residual 

ripple < 5%)

24 ± 15% (PELV)

V DC

For the approval according to 

the following applies

Operation only with UL Class 2 power supply, or equivalent 

measures

Current consumption

50

mA

Switching load according to 

DC 24 V, class 2

External fuse (operating voltage)

0.25

-

1.5

A

Safety outputs OA/OB

Semiconductor outputs, p-switching, short circuit-proof

- Output voltage U(OA)/U(OB) 

1)

  HIGH

U(OA)

U

B

-1.5

-

U

B

V DC

  HIGH

U(OB)

  LOW

U(OA)/U(OB)

0

1

Switching current per safety output

1

-

200

mA

Utilization category according to 

EN IEC 60947-5-2

DC-13  24 V  200 mA 

Caution: outputs must be protected with a free-wheeling diode in 

case of inductive loads.

Off-state current I

r

≤ 0.25

mA

Monitoring output OUT 

1)

p-switching, short circuit-proof

- Output voltage

0.8 x U

B

-

U

B

V DC

- Max. load

-

-

50

mA

Rated insulation voltage U

i

-

-

75

V

Rated impulse withstand voltage 

U

imp

-

-

1.5

kV

Resilience to vibration

As per EN IEC 60947-5-2

Switching frequency

-

-

1

Hz

Repeat accuracy R

≤ 10

%

EMC protection requirements

In acc. with EN IEC 60947-5-3

Reliability values according to EN ISO 13849-1
Category

4

Performance Level

PL e

PFH

d

1.9 x 10

 -9

 / h 

2)

Mission time

20

years

1)  Values at a switching current of 50 mA without taking into account the cable lengths.
2)  Applying the limit value from EN ISO 13849-1:2008, Section 4.5.2 (MTTF

d

 = max. 100 years), BG certifies a PFH

d

 of max. 2.47 

x 10

-8

.

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