CMS-E-AR (Order no. 085536)

Evaluation unit CMS-E-AR, 1 safety contact

Up to 30 read heads can be connected
1 safety contact

Description

Functional description

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

Technical data

Approvals

2006/42/CE_TÜV IT 0948 16 MAC 0079 Rev.01_2006/42/CE

Operating and display elements

LED display

1 indicator LED Power (UB) and 2 status indicators for the read heads (D1/D2)

Electrical connection values

Fuse
Protection internal (operating voltage UB)	0.75 A Automatically resetting fuse PTC
Safety contacts 13/14	3A gG A (External contact fuse (safety circuit) acc. to EN IEC 60269-1)
Connection cross section	0.14 - 2.5 mm²
Outputs
Number	Type	Function	Footnote
Relay contacts, floating	Safety contacts 13/14	(1 NO contact pair)
Rated insulation voltage Ui	250 V
Operating voltage
DC	24 V -10% ... +10% (All the electrical connections must either be isolated from the mains supply by a safety transformer according to EN 61558-2-6 with limited output voltage in the event of a fault, or by other equivalent insulation measures.)
Utilization category
AC-1	3A, 250V (Max. switching current per contact)
AC-15	0.9A, 250V (Max. switching current per contact)
DC-13	1.8A, 24V (Max. switching current per contact)
Risk time according to EN 60947-5-3	max. 10 ms
Switching load
According to UL class 2	Input: 24 V DC; output: 24 V DC
Switching capacity (VA)
Safety contacts 13/14	max. 750 VA
Switching voltage
Safety contacts 13/14	min. AC 250 V
Switching current
Safety contacts 13/14	2 - 3000 mA at DC 24 V
Current consumption	70 mA
Degree of contamination (external, according to EN 60947-1)	2

Mechanical values and environment

Connection type	Connection terminals, plug-in
Mechanical life	10 x 10⁶
Mounting type	TH 35 mounting rail (EN IEC 60715)
Degree of protection	Terminals IP20 / housing IP40
Ambient temperature	0 to 50 °C
Material
Housing	Polycarbonate (PC)

Characteristic values according to EN ISO 13849-1 and EN IEC 62061

Number of switching cycles
≤ 1 A at 24 V DC	max. 75000 1/y
≤ 0.1 A at 24 V DC	max. 96000 1/y
≤ 3 A at 24 V DC	max. 18000 1/y
Mission time	20 y (This value is dependent on the number of switching cycles and the switching current.)
Monitoring of the guard position with>2 read heads, with serial wiring
Category	1 (This value is dependent on the number of switching cycles and the switching current.)
Performance Level	PL c (This value is dependent on the number of switching cycles and the switching current.)
PFHD	1.1 x 10-6(This value is dependent on the number of switching cycles and the switching current.)

Miscellaneous

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