121858 – Euchner

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MGB-L1HB-PNA-R-121858 Locking Set 7/8″ M12 Plug “Euchner”

(guard locking by spring force) with 3 control elements
Guard locking with guard lock monitoring
Emergency stop according to ISO 13850, illuminated
2 illuminated pushbuttons
including adhesive labels
Connection via 7/8″ and M12 plugs
Pre-assembled on mounting plates
Integrated Profinet RT switch
Unicode

Profinet connection
7/8″ plug according to ANSI/B93.55M-1981 and M12 plug (d-coded) according to IEC 61076-2-101
Profinet RT switch
Point-to-point topology network structure due to integrated RT switch.
Flexible use as interlocking or guard locking
By means of the corresponding evaluation of the safe device data by the control system, use can be as either interlocking or guard locking (with or without monitoring).
Illuminated emergency stop
Emergency stop with illumination that can be controlled as required.

Mechanical values and environment
Degree of protection IP65
Material
Housing Fiber glass reinforced plastic, nickel-plated die-cast zinc, stainless steel
Installation orientation Door hinge DIN right
Ambient temperature -20 … +55 °C
Miscellaneous
Additional feature with mounting plate
Product version number V3.0.0
Locking modules MGB-L1B-PNA-R-121857 (Order no. 121857)
Locking modules MGB-L1B-PNA-R-121857 (Order no. 121857)
Work area
Assured release distance sar
Door position max. 65 mm
Controls and indicators
Assignment diagram
L0
B1
Item Extras Color Designation1 Number LED Switching element Slide-in label inscription Version Note slide-in label
90 1NO Illuminated pushbutton
93 2 PD Emergency stop illuminated
95 1NO Illuminated pushbutton

Electrical connection ratings
Connecting cable
Ethernet PROFINET I/O cable, at least cat. 5e
Current consumption max. 500 mA
Rated insulation voltage Ui 75 V
Rated impulse withstand voltage Uimp 0.5 kV
EMC protection requirements In accordance with EN 61000-4 and EN 61326-3-1
maximum feed-in current in the connection block
X1, X2 max. 4000 mA
Safety class III
Transponder coding Unicode
Degree of contamination (external, according to EN 60947-1) 3
Power supply X1
Fusing
external min. 1 A slow blow
Operating voltage DC
L1 24 V DC -15% … +10%
Auxiliary voltage DC
L2 24 V DC -15% … +10%
Power supply X2
Operating voltage DC
L1 24 V DC -15% … +10%
Auxiliary voltage DC
L2 24 V DC -15% … +10%
Mechanical values and environment
Connection
7/8″ Power
7/8″ Power
according to IEC 61076-2-101, Profinet I/O cable, at least cat. 5e M12, D-coded, screened
according to IEC 61076-2-101, Profinet I/O cable, at least cat. 5e M12, D-coded, screened
Degree of protection IP54
Material
Housing Fiber glass reinforced plastic, nickel-plated die-cast zinc, stainless steel
Mechanical life
in case of use as door stop, and 1 Joule impact energy 0.1 x 106
1 x 106
Installation orientation Door hinge DIN right
Switching frequency 0.25 Hz
Reaction time
Guard locking max. 550 ms Turn-off time
Door position max. 550 ms Turn-off time
Emergency stop / machine stop max. 250 ms Turn-off time
Bolt position max. 550 ms Turn-off time
Shock and vibration resistance according to EN IEC 60947-5-3
Ambient temperature
at UB = 24V DC -20 … +55 °C
Locking force FZh 2000 N
Guard locking principle Closed-circuit current principle
Reliability values acc. to EN ISO 13849-1
Mission time 20 y
Safety Integrity Level SIL 3 (EN 62061:2005)
Control of guard locking
Category 4
Performance Level PL e
PFHD 3.91 x 10-8
Emergency stop
B10D
Emergency stop 0.13 x 106
Emergency-stop evaluation
Category 4
Performance Level PL e
PFHD 4.1 x 10-8
Monitoring of guard locking and the guard position
Diagnostic Coverage (DC) 99 %
Category 4
Performance Level PL e
PFHD 4.07 x 10-8
Miscellaneous
Additional feature incl. lens set, ID no. 120344
Slide-in label
Number Labeling Note
2 without marking
Product version number V3.30.10
Interface, bus
Bus data protocol Profinet (IEC 61158 type 10)
Safety data protocol Profisafe (IEC 61784-3-3)
Data interface
Ethernet