• Up to 30 read heads can be connected
• 1 safety contact

Functional The evaluation unit CMS-E-AR is suitable for the direct connection of up to 30 read heads. Category/PL according to EN ISO 13849-1

• Category 1/PL c with 3 ... 30 read heads connected (NO contacts wired in series)
• Category 3/PL d with 1 ... 2 read heads connected (NO contacts wired in parallel)

Dimension drawing Wiring diagram CMS: Magnetically coded safety switches Dimension drawingWiring diagram Technical dataApprovals Mechanical values and environment

Housing material	Polycarbonate (PC)
Weight
Net	0,13 kg
Ambient temperature	0 ... 50 °C
Degree of protection	Terminals IP20 / housing IP40
Mechanical life	10 x 106
Mounting method	Mounting rail 35mm according to DIN EN 60715 TH35
Connection	Connection terminals, plug-in
	Safety contacts 13/14
Number of safety contacts	1

Electrical connection ratings

Operating voltage
DC	24 V -10% ... +10%
Fusing
Protection internal (operating voltage UB)	0,75 A Automatically resetting fuse PTC
Rated insulation voltage Ui
AC	250 V
Degree of contamination (external, according to EN 60947-1)	2
Connection cross-section	0,14 ... 2,5 mm?
LED indicator	1 indicator LED Power (UB) and 2 status indicators for the read heads (D1/D2)
	Safety contacts 13/14
Type of output	Relay contacts, floating
Current consumption	70 mA
Switching voltage
AC	max.250 V
Switching current
at DC 24V	2 ... 3000 mA
Fusing
External contact fuse (safety circuit) acc. to EN IEC 60269-1	3A gG
Utilization category according to EN 60947-4-1
Utilization category according to EN 60947-5-1
AC-15	0.9A , 250V
DC-13	1.8A , 24V
Switching load
According to UL class 2	Input: 24V DC , output: 24V DC
Breaking capacity (VA)	max.750 VA
Risk time according to EN 60947-5-3	10 ms

Other

In compliance with

EN ISO 13849-1: 2015 , EN 50178: 1997 , EN 60204-1: 2006/A1: 2009 , EN ISO 14119: 2013, EN 6100-6-2: 2005, EN 6100-6-3: 2007/A1:2011, EN 60947-5-3: 2013

Reliability values according to EN ISO 13849-1

	Monitoring of the safety guard position
Category
More than 2 read heads with serial wiring	1
With up to 2 read heads with parallel wiring	3
Performance Level
With up to 2 read heads with parallel wiring	PL d
With more than 2 read heads with serial wiring	PL c
PFHD
With up to 2 read heads with parallel wiring	4.3 x 10-8
With more than 2 read heads with serial wiring	1.1 x 10-6
Number of switching cycles
? 1A at 24V DC	max.75000 1/Jahr
? 3A at 24V DC	max.18000 1/Jahr
? 0.1A at 24V DC	max.96000 1/Jahr
Mission time	20 y

In combination with Read head CMS-R-BXO-05V, CMS-R-BXP-05V, CMS-R-BXO-SC, CMS-R-BXP-SC, CMS-R-BXO-05P and Actuator CMS-M-BHOperating distance

Center offset
At s=3 mm read distance	2,5 mm
Assured switch-off distance Sar	max.17 mm
Assured operating distance Sao
With center offset m=0	min.6 mm

In combination with Read head CMS-R-CXA-03V, CMS-R-CXB-03V, CMS-R-CXA-05V, CMS-R-CXB-05V, CMS-R-CXB-SC, CMS-R-CXA-05P and Actuator CMS-M-CAOperating distance

Center offset
At s=3 mm read distance	2,5 mm
Assured switch-off distance Sar	max.16 mm
Assured operating distance Sao
With center offset m=0	min.7 mm

In combination with Read head CMS-R-AXE-03V, CMS-R-AXG-03V, CMS-R-AXE-05V, CMS-R-AXG-05V, CMS-R-AXE-SC, CMS-R-AXG-SC, CMS-R-AXE-01V, CMS-R-AXE-05P and Actuator CMS-M-AGOperating distance

Center offset
At s=3 mm read distance	2,5 mm
Assured switch-off distance Sar	max.34 mm
Assured operating distance Sao
With center offset m=0	min.18 mm

In combination with Read head CMS-R-AXD-03V, CMS-R-AXF-03V, CMS-R-AXD-05V, CMS-R-AXD-SC, CMS-R-AXF-05P, CMS-R-AXF-SC, CMS-R-AXF-05V and Actuator CMS-M-ABOperating distance

Center offset
At s=3 mm read distance	2,5 mm
Assured switch-off distance Sar	max.18 mm
Assured operating distance Sao
With center offset m=0	min.6 mm

In combination with Read head CMS-R-EXL-03V, CMS-R-EXM-03V, CMS-R-EXN-03V, CMS-R-EXL-05V, CMS-R-EXN-05V and Actuator CMS-M-EFOperating distance

Center offset
At s=3 mm read distance	2,5 mm
Assured switch-off distance Sar	max.16 mm
Assured operating distance Sao
With center offset m=0	min.7 mm

In combination with Read head CMS-R-AXR-05VL and Actuator CMS-M-AIOperating distance

Center offset
At s=3 mm read distance	2,5 mm
Assured switch-off distance Sar	max.23 mm
Contact status indication with LED	max.15 mm
Assured operating distance Sao
Contact status indication with LED	min.7 mm
With center offset m=0	min.9 mm

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