L250-P41ML-M12B8-PB-UCA Part no.: 50143206
Safety locking device
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Basic data
Series L250
Functions
Functions Locking device with guard interlocking in acc. with EN ISO 14119 (type 4)
Activation mode of safety outputs Safety outputs active if safety door is closed and locked
Operating principle Open circuit current principle – Actuator locked if electromagnet is activated
Characteristic parameters
SIL 3, IEC 61508
SILCL 3, IEC/EN 62061
Performance Level (PL) Up to and including e, EN ISO 13849-1
MTTFd 1,671 years, EN ISO 13849-1
PFHD 0.00000000124 per hour
PFHD 1,24E-09 per hour
Mission time 20 years, EN ISO 13849-1
Category 4, EN ISO 13849
DC High
Encoding level High, EN ISO 14119
Electrical data
Type of wiring Single connection
External safeguarding for supply circuit 2A type Gg (or equivalent)
Performance data
Supply voltage UB 24 V, DC, -10 ... 10 %
Current consumption, max. 1,200 mA
Inputs
Number of digital switching inputs 3 Piece(s)
Switching inputs
Type Digital switching input
Switching voltage, typ. 24 V
Voltage type DC
Current consumption, typ. 5 mA
Teach input for actuator Yes
Digital switching input 1
Function IE1 activation input: electromagnet
Digital switching input 2
Function IE2 activation input: electromagnet
Digital switching input 3
Function I3 programming input / control input for reset
Outputs
Number of safety-related switching outputs (OSSDs) 2 Piece(s)
Number of digital switching outputs 1 Piece(s)
Safety-related switching outputs
Type Safety-related switching output OSSD
Voltage type DC
Safety-related switching output 1
Switching element Transistor, PNP
Safety-related switching output 2
Switching element Transistor, PNP
Switching outputs
Type Digital switching output
Switching voltage, typ. 24 V
Voltage type DC
Switching output 1
Switching element Transistor, PNP
Function O3 signal output: protective-device closed
Connection
Number of connections 1 Piece(s)
Connection 1
Function Connection with PLC
Contact connection Voltage supply
Type of connection Connector
Thread size M12
Type Male
Material Metal
No. of pins 8 -pin
Encoding A-coded
Mechanical data
Design Cubic
Dimension (W x H x L) 40 mm x 205.2 mm x 40 mm
Housing material Plastic
Net weight 500 g
Housing color Gray
Type of fastening Through-hole mounting
Side of cable entry From below
Release device Auxiliary release
Escape release button
Switch type Interlock device with guard interlocking
Approach speed 0.001 ... 0.5 m/s
Locking type Electromagnetic
Locking actuation Magnet
Locking force, max. 2,100 N
Mechanical life time 1,000,000 actuation cycles, IEC 60947-5-1
Actuation frequency, max. 600 per hour, IEC 60947-5-1
Extraction force, unlocked actuator 20 N
RFID sensor data
Assured operating distance Sao 2 mm
Assured cut-out distance Sar 6 mm (actuator not locked)
10 mm (actuator locked)
Nominal switching distance Sn 3 mm
Repeatability ≤ 10 % Sn
Differential travel ≤ 20 % Sn
Max. switching frequency 1 Hz
Operation and display
Type of display LED
Number of LEDs 5 Piece(s)
Environmental data
Ambient temperature, operation -20 ... 50 °C
Ambient temperature, storage -40 ... 75 °C
Certifications
Degree of protection IP 67...IP 69K
Certifications ECOLAB
TÜV Süd
c UL US