M3x5/EN M/B
User Manual
Page 18
iSTAT M3x5
8.
HARDWARE
8.1
Front panel
FIGURE 8-1: M3X5 FRONT PANEL FEATURES
Graphical LCD:
A graphical LCD with back light is used for high resolution display of
measured quantities and for the display of selected functions when configuring the device.
Programming Keypad:
The "OK" key is used for confirming the settings, selecting and
exiting the displays. Direction keys are used for shifting between screens and menus.
Memory card slot:
A slot is provided for a full size SD (or MMC) card that is used for data
transfer from the internal memory, device setting and software upgrading. A protection cover
over the slot prevents the penetration of humidity and dust into the device.
LED indicators:
There are two types of LED indicators positioned on the front panel.
General operation LED indicators and I/O status LED indicators.
General operation LED indicators warn of a certain state of the device. A left (red)
indicator indicates the memory card activity and that it should not be pulled out. A
middle (green) one is blinking when transmitting data via communications. A right
(red) one is blinking when the condition for an alarm is fulfilled.
I/O state LED indicators are in operation when additional Modules A and/or B are built
in and they have functioning Digital input or Relay output. They indicate the state of
a single I/O. Red LED is lit when:
o
Relay output is activated
o
Signal is present on Digital input
Summary of Contents for iSTAT M355
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