EUCHNER – More than safety.
EUCHNER – More than safety.

MGB-L2CB-PNA-R-157121 (Order no. 157121)

Evaluation module with control and bus module MGB-...-PN with 11 controls and indicators, 7/8" and M12 plugs, RC12

  • Guard locking with guard lock monitoring
  • Emergency stop according to ISO 13850, illuminated
  • 9 illuminated pushbuttons
  • Operating mode selector
  • Connection via 7/8" and M12 plugs
  • including terminal plug for stack light (M12, 5-pin)
  • including terminal plug for enabling switch (RC12, 12-pin)
  • Pre-assembled on mounting plates
  • Integrated Profinet RT switch
  • Unicode
MGB-L2CB-PNA-R-157121 (Order no. 157121)

Description

Profinet connection

7/8" plugs according to ANSI/B93.55M-1981 and M12 plugs (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.

Dimension drawing
Dimension drawing

Dimensional drawings

Dimensional drawings

Technical data

Approvals

TUEV Süd München_M6A 040393 0042 Rev. 00c_UL_us_E155795_3/9Profisafe_Z20058_Version2024EAC_RU C-DE.HX37.B.14157/20

Workspace

Secured switch-off distance sar
Door position max. 65 mm

Operating and display elements

Occupancy diagram
L0
C1
B2
ItemColorExtrasSwitching elementSlide-in labelNote slide-in labelVersionNumberDesignation1LED
10white1NOIlluminated pushbutton
11white1NOIlluminated pushbutton
12Greenprinted1NOIlluminated pushbutton
132 PDEmergency stop illuminated
14white1NOIlluminated pushbutton
15Yellowprinted1NOIlluminated pushbutton
16white1NOIlluminated pushbutton
17white1NOIlluminated pushbutton
90whiteprinted1NOIlluminated pushbutton
91Code 2 of 3O ; IOperating mode selector
92Blueprinted1NOIlluminated pushbutton

Electrical connection values

Connecting cable
Ethernet Profinet I/O cable, at least cat. 5e
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
Current consumption max. 500 mA
Transponder coding Unicode
Degree of contamination (external, according to EN 60947-1) 3
Power supply X1
Fuse
external min. 1 A slow blow
Operating voltage DC
L1 24 V DC -15% ... +10% ((reverse polarity protected, regulated, residual ripple<5%, PELV))
Auxiliary voltage DC
L2 24 V DC -15% ... +10% (The auxiliary voltage is not required for the MGB system)
Power supply X2
Operating voltage DC
L1 24 V DC -15% ... +10% (For looping through for connected devices)
Auxiliary voltage DC
L2 24 V DC -15% ... +10% (For looping through for connected devices)

Mechanical values and environment

Connection type
7/8" Power (X1 (The PROFINET 'Cabling and Interconnection Technology' document from the PNO helps with the correct selection of cables).)
for enabling switch Plug connector RC12 (X14)
7/8" Power (X2 (The PROFINET 'Cabling and Interconnection Technology' document from the PNO helps with the correct selection of cables).)
for Stacklight Plug connector M12 (X6)
according to IEC 61076-2-101, Profinet I/O cable, at least cat. 5e M12, D-coded, screened (X4 (The PROFINET 'Cabling and Interconnection Technology' document from the PNO helps with the correct selection of cables).)
according to IEC 61076-2-101, Profinet I/O cable, at least cat. 5e M12, D-coded, screened (X3 (The PROFINET 'Cabling and Interconnection Technology' document from the PNO helps with the correct selection of cables).)
Installation orientation Door hinge DIN right
Switching frequency 0.25 Hz
Mechanical life
1 x 10⁶
in case of use as door stop, and 1 Joule impact energy 0.1 x 10⁶
Response time
Door position max. 550 ms Turn-off time (The reaction time is the max. time between the change in the input status and the deletion of the corresponding bit in the bus protocol.)
Enabling switch max. 250 ms Turn-off time (The reaction time is the max. time between the change in the input status and the deletion of the corresponding bit in the bus protocol.)
Bolt position max. 550 ms Turn-off time (The reaction time is the max. time between the change in the input status and the deletion of the corresponding bit in the bus protocol.)
Emergency stop / machine stop max. 250 ms Turn-off time (The reaction time is the max. time between the change in the input status and the deletion of the corresponding bit in the bus protocol.)
Operating mode selector max. 220 ms Turn-off time (The reaction time is the max. time between the change in the input status and the deletion of the corresponding bit in the bus protocol.)
Guard locking max. 550 ms Turn-off time (The reaction time is the max. time between the change in the input status and the deletion of the corresponding bit in the bus protocol.)
Shock and vibration resistance Acc. to EN IEC 60947-5-3
Degree of protection IP54
Ambient temperature
with UB = 24 V DC -20 ... +55 °C
Material
Housing Fiber glass reinforced plastic, nickel-plated die-cast zinc, stainless steel
Locking force FZh 2000 N
Guard locking principle Open-circuit current principle

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

Enabling switch evaluation
Category 4
Performance Level PL e
PFHD 4.1 x 10-8

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

PLMaximum SILPFHDCategoryMission time
Monitoring of the guard positionPL e34.07x10-8420 y
Monitoring of guard lockingPL e34.07x10-8420 y
Safe multi-position switchPL e34.1x10-8420 y
Evaluating safety signalsPL e34.1x10-8420 y
Applies to all additionally included safety functions such as EMERGENCY STOP, enabling switch, etc.


B10DMission time
Emergency stop0.13x10620 y


Miscellaneous

Product version number V3.30.10

Interface

Bus data protocol Profinet (IEC 61158 type 10)
Safety data protocol Profisafe (IEC 61784-3-3)
Date interface
Ethernet

Accessories

Downloads

Complete package

Download all important documents with a single click.

Content:

  • The operating instructions and any additions to the operating instructions or brief instructions
  • Any data sheets to supplement the operating instructions
  • The declaration of conformity
Download Complete Package (ZIP, 6,7 MB)

Single Documents

Other Documents

Ordering data

Ordernumber 157121
Item designation MGB-L2CB-PNA-R-157121
Gross weight 5,92kg
Customs tariff number 85371098
ECLASS 27-27-24-05 Safety-related transponder switch with guardlocking

Technical support

Technical support
Do you have technical questions about our products, their possible use or applications? Our experts will be happy to help.

EUCHNER (UK) Ltd.
+44 114 2560123
sales(at)euchner.co.uk

EUCHNER USA Inc.
+1 315 701-0315
info(at)euchner-usa.com

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