5
1.1 Preface
This installation manual is intended to assist you in con-
necting and commissioning the M6D.
1.2 Intended use
The device is used as a time recording and access control
terminal.
Further details are described in chapter 1.6.
Any other use than that indicated is not permitted!
1.3 Safety instructions and warnings
This device has been constructed and tested in accordance
with the relevant current technological regulations. It left the
factory in perfect condition in terms of technological safety
and reliability. To maintain this condition and to ensure risk-
free operation, the instructions and warnings given in this
assembly guide must be observed by the user.
• The device may only be used for the purpose intended by
the manufacturer.
• The installation and assembly of electrical devices may
only be carried out by an electrical engineer.
• Before opening the unit, always switch off the power
supply and verify that the device is free of voltage by per-
forming a measurement.
• During assembly, please ensure that the requirements
laid down in the relevant device safety standard for the
unit are not negatively affected, as this would reduce the
safety level of the unit.
• Before switching on, ensure that the operating and con-
trol voltages connected do not exceed the permissible
values in accordance with the technical data.
• This unit conforms to EN 60950-1 protection class III
• The units must be operated with safety extra low voltage
(SELV)!
Electromagnetic compatibility:
• The device is designed for use in residential, business
and commercial areas and conforms to EN 61000-6-2
and 61000-6-3.
• The PCB is at risk from electrostatic discharge and the
relevant precautionary measures should be observed
(earthing, etc.).
Caution
• These devices may only be operated when fully assem-
bled.
• The locking screws on unassigned connection terminals
should be screwed in as far as they will go.
• If it has to be assumed that danger-free operation is no
longer possible, take the unit out of operation and secure
against accidental use.
• If the failure or malfunctioning of the unit may result in
injury to persons or animals or in damage to works equip-
ment, this must also be prevented by using additional
safety measures (limit switch, safety devices, etc.).
• Switch off the power supply before opening the device.