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

MCM-MLI-Y00000000-JJ-157854 (Order no. 157854)

Extension module MCM-MLI... (module without blanking covers, 4 slots for submodules, 1 MLI connection)

  • Function expansion for bus module MBM and locking module MGB2-L.-MLI
  • Four slots for mounting submodules
  • Category 4/PL e for the evaluation of all safety functions
  • Open version (without submodules)
  • Submodule connection type: N/P
  • Compatible with all Modular devices
MCM-MLI-Y00000000-JJ-157854 (Order no. 157854)



The MCM Modular can be connected directly or remotely to the bus module and in this way can be operated as a control terminal. It can also be used to extend the control features on a locking module. The MCM Modular offers four slots for mounting submodules.

Expandable via connection on the top

Either a module plug connector or a plug for the direct connection of a signal light with up to four lamps can be used on the top of the MCM.

Dimension drawing
Dimension drawing
MGB2 Modular: an overview
Multifunctional door locking systems

Dimension drawing

Dimension drawing

Technical data


Zulassung TÜV Süd, BMPB mit ZG: Safety tested, Production monitored, Functional SafetyZulassung c_UL_us LISTED Class 2 or LV/C

Mechanical values and environment

Shock and vibration resistance In acc. with EN 60947-5-3
Housing material
Housing Fiber glass reinforced plastic, die-cast zinc, nickel plated
Net 0,8 kg
Ambient temperature
At UB = 24V DC -25 ... 55 °C
Degree of protection IP65 (This is the case only in the closed state with correctly mounted connecting cables and submodules.)
Mechanical life 1 x 106
Switching frequency 0,25 Hz

Electrical connection ratings

Current consumption max.75 mA
Rated insulation voltage Ui 75 V
Rated impulse withstand voltage Uimp 1,5 kV
EMC protection requirements EMC directive 2014/30/EU
Degree of contamination (external, according to EN 60947-1) 3
Safety class III
Power supply MLI
Operating voltage DC
MLI 24 V DC -25% ... 15% ((Reverse polarity protected, regulated, residual ripple <5%, PELV))
Auxiliary voltage DC
MLI 24 V DC -25% ... 15%

Reliability values according to EN ISO 13849-1

PFHD 2.82 x 10-9 (Fixed failure rate without consideration of faults in wearing parts)
Safety Integrity Level SIL 3 (EN 62061:2005)
Mission time 20



Technical support

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

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