ES58 • EM58 MODBUS®
7.1.2 Input Register parameters
Input Register
parameters are accessible for reading only; to read the value set
in an input register parameter use the
(reading of multiple input registers); for any further information on the
implemented function codes refer to the “6.4.1 Implemented function codes“
section on page 55.
Alarms register [0000 hex]
[Register 1, Unsigned16, ro]
This variable is meant to show the alarms that are currently active in the device.
When an alarm is active, it is signalled also visually through the LEDs, see the
“4.4 Diagnostic LEDs (Figure 1)” section on page 22.
Structure of the alarms byte:
byte
MSB
LSB
bit
15
…
8
7
…
0
msb
lsb
msb
lsb
The available alarm error codes are listed hereafter:
Byte 0
Machine data not valid
bit 0
One or more parameters are not valid, set proper values to
restore normal work condition. See the list of the wrong
parameters in the
Wrong parameters list [0004-0005
register to know which parameter is not valid.
Flash memory error
bit 1
Flash memory internal error, it cannot be restored (bad
checksum error, etc.).
bit 2 … 7
Not used.
Byte 1
bit 8 … 10
Not used.
Watchdog
bit 11
When the Watchdog function is enabled (
device does not receive a message from the Server within 1
MAN ESx58x_EMx58x MB E 1.3
Programming parameters
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Содержание EM58 MB
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