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meM-LOG-SE
Features
saving in continuous mode or alarm mode
scan frequency up to 100Hz per channel
sleep mode (energy-saving mode)
512kB memory, loop mode (optional)
saving with real time information
external power supply +5V/100mA
direct operation via pushbutton
USB- or serial (RS232) connection
accumulator or mains operation
alarm function
remote control and data inquiry via modem
With the meM-LOG-SE, BMC
Messsysteme GmbH introduces a
data logger, that offers entirely
new possibilities for many measur-
ing applications.
It is a completely self-sufficient
device, which is especially suitable
for long-term measurements.
Unlike a classic data logger re-
cording for a long time but with
very low frequencies, the meM-
LOG-SE reaches
... sampling rates of
up to 100Hz ... .
Equipped with an integrated ac-
cumulator, the meM-LOG-SE can
be placed even in hardly accessible
locations where neither any power
supply nor PC connection is possi-
ble.
Data logger
Features
16 analog inputs, 12 Bit, ±5V
2 digital inputs (TTL)
1 digital alarm output
(as high/low active + relay output)
Applications
long-term measurements
field applications
supervision of breakdowns
mobile use
So it is no problem, to realize
measuring
applications
require
... mobility and flexibility ...
in a high degree. In order to extend
the operating time of the accumu-
lator, the device changes into an
energy-saving mode after 1 minute
(Sleep Mode) and just "wakes up"
occasionally, e.g. shortly before
scanning the next measuring value.
Via
... 16 analog input channels in
the measuring range of ±5V ...
with a resolution of 12 Bit or via
... 2 digital input
channels (TTL) ...,
the measured signals are written to
the 512kB-size memory. The chan-
nels to be saved can be defined
explicitly.
The scan usually proceeds until the
memory is full. If Loop Mode is
selected,
however,
LOG-SE uses a loop memory
where previous measuring values
are overwritten as soon as the
storage capacity is reached.
which
In addition,
... alarm values can be set ...
for each channel separately. If
measuring values are beyond this
range, either all channels or only
channels whose alarm values have
exceeded the normal range are
recorded with real time informa-
tion. When leaving the alarm area,
storage is automatically interrupted
(Alarm Mode). This is a great
advantage for the
..documentation of breakdowns..
Besides that, a
... digital alarm output ...
is provided as a high and a low
active digital output channel and as
a relay output so that in case of
emergency e.g. machines are auto-
matically stopped or sirens are
turned on.
the
meM-
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Summary of Contents for bmcm MEM-LOG-SE

  • Page 1 LOG-SE uses a loop memory where previous measuring values are overwritten as soon as the storage capacity is reached. With the meM-LOG-SE, BMC So it is no problem, to realize Messsysteme GmbH introduces a measuring applications which In addition,...
  • Page 2 The power supply for the device (12V, 12W) is optionally available (ZU-PW10W) as accessory. In addition, an accu- mulator is integrated so that (depending on the load) the meM-LOG-SE can be operated between 30 hours and 7 weeks without external power supply. As soon as the external power supply is connected (green LED on), the accumu- lator is recharged.
  • Page 3 2 Functions of meM-LOG-SE Various operation modes can be selected for the meM-LOG-SE concerning the scan frequency, the operation mode and the storage mode. These are explained in the following table: Funktion / Betriebsart Beschreibung Normal Mode sampling in steps of seconds in the range of [1s, .. , 65535s (=18h 12min 15s)] max.
  • Page 4: Analog Connections

    3.2 Digital connections Two digital input channels with CMOS level (low: 0V..1V; high: 3.0V..5V) are connectable at the meM-LOG-SE. The connections are realized as a 15-pole Sub-D socket at the back of the device. Open digital inputs are always high. The...
  • Page 5: Connection To The Pc

    3.3 Connection to the PC If connecting meM-LOG-SE to a PC, it can be controlled via programming and measuring data stored in the logger memory can be read out. The connection is possible either via USB interface or via the serial interface RS232.
  • Page 6 4 Functions of the pushbutton and states of the LED The pushbutton at the front of the device must be pressed to turn the meM-LOG-SE on or off. Besides that, the pushbutton features various functions, depending on how long it is pressed and in which state and operating mode the logger is.
  • Page 7 5 Using the BP16 If not only voltages are measured but also other physical quantities like temperature, acceleration, resistance etc. using sensors, measuring amplifiers are necessary for signal conditioning. Especially comfortable is the connection of a BP16 to the data logger, since the carrier board for measuring amplifiers is mounted into the same housing.
  • Page 8: Software Installation

    "Software Collection"-CD included with delivery. When inserting the CD a CD starter opens automatically (otherwise: start setup.exe). Change to the product page of meM-LOG-SE by selecting the entry "Products" in the CD starter and then the device ("meM-LOG-SE") listed under the interface "USB".
  • Page 9: Driver Installation

    Especially in case of driver updates, only the new driver package has to be installed, the hard- ware automatically uses the new version. The link to install the driver package is located on the meM-LOG-SE prod- uct page of the "Software Collection"-CD.
  • Page 10 As a result, the measuring ranges are slightly larger (±5.12V) than the indicated measuring ranges, so that overranges can be recognized. The AD converter of meM-LOG-SE has a code noise of up to ±1 LSB. • If the device has not been used for longer (>3 months), the integrated accumulator must be recharged .

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