1
Preface
Please read this instruction manual
entirely and carefully before installation
and start-up. Please observe all
warnings and advice, both for your own
safety and for general plant safety. If
the device is not used in accordance
with this instruction manual, then the
intended protection can be impaired.
2
Safety Instructions and
Warnings
Please use the device only if its
technical condition is perfect. It should
be used only for its intended purpose.
Please bear in mind safety aspects and
potential dangers and adhere to the
operating instructions at all times.
Defective or damaged devices should
be disconnected from the mains
immediately and taken out of operation.
The device shall not be opened. Use
the repair service of the manufacturer.
Only connect the device to the
electricity networks provided to that
purpose.
The safety of the system in which the
device is integrated is the responsibility
of the installer.
Disconnect all electricity networks prior
to any installation or maintenance work.
Use exclusively cables approved in your
country and designed for your
temperature and power ranges.
Installation and service work shall be
carried out exclusively by qualified
personnel.
The device must compulsorily be
protected with approved external fuses.
The value of these fuses can be found
in the technical information.
This symbol is used on the device to
remind of the existence of dangers,
which are referred to in this manual.
2.1
Use according to the intended
purpose
The preset counter 924-4 detects and measures
pulses, times and frequencies up to max. 55 kHz
and offers a wide variety of different operating
modes. At the same time, the preset counter
processes programmed presets. Use for any
purpose over and beyond this will be deemed as
R60320.000 – Index 5
not in accordance with its intended purpose and
thus not complying with the requirements.
The application area for this device lies in industrial
processes and controls, in the fields of
manufacturing lines for the metal, wood, plastics,
paper, glass, textile and other like industries.
Over-voltages at the terminals of the device must
be kept within the limits of Over-voltage Category II.
The device must only be operated when mounted
in a panel in the correct way and in accordance
with the section "Technical Data".
The device is not suitable for use in hazardous
areas and for areas excluded in EN 61010 Part 1.
If the device is used to monitor machines or
processes in which, in the event of a failure of the
device or an error made by the operator, there
might be the risk of damaging the machine or
causing an accident to the operators, it is your
responsibility to take the appropriate safety
measures.
The device has been designed for indoor operation.
It may nevertheless be used outdoors, provided the
technical data is adhered to. In this case, take care
to provide suitable UV protection.
2.2
Mounting in a control panel
Mount the device away from heat
sources and avoid direct contact
with corrosive liquids, hot steam or
similar.
CAUTION
Provide a free space of 10 mm all
around the device for its ventilation.
The device should be mounted so
that the terminals are out of the
reach of the operator and cannot be
touched by him. When mounting the
device, consider the fact that only
the front side is classified as
accessible for the operator.
Mounting instructions
1. Remove mounting clip from the device.
2. Insert the device from the front into the panel
cut-out, ensuring the front-panel gasket is
correctly seated.
3. Slide the fixing clip from the rear onto the
housing, until the spring clamps are under
tension and the upper and lower latching lugs
have snapped into place.
Note: In case of proper installation, IP65 can be
reached on the front side.
EN - page 4