Omron CRT1 - 10-2008, Руководство по эксплуатации

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Status Areas Section 6-2
Alarm Status Area The Analog Input Slave Unit’s Alarm Status Area contains the following 16
bits. These bits indicate serious errors in the Unit.
CRT1-DA02 Analog
Output Units
Warning Status Area The Analog Output Slave Unit’s Warning Status Area contains the following
16 bits. These bits indicate minor errors in the Unit.
Bit Content Description
0 Reserved ---
1 EEPROM Data Error Flag
OFF: Normal
ON: Error
Turns ON when there is an error in
the EEPROM data.
2 Reserved ---
3 Reserved ---
4 Reserved ---
5 Reserved ---
6 Reserved ---
7 Reserved ---
8 Disconnected Line Detection Flag
OFF: Normal
ON: Disconnected line detected
Turns ON when the line is discon-
nected, including wiring mistakes and
connected device failure.
9 Analog Hardware Error Flag
OFF: Normal
ON: Error
Turns ON when there is an error in
the analog circuits in the Unit.
10 Reserved ---
11 Reserved ---
12 Reserved ---
13 Reserved ---
14 Reserved ---
15 Reserved ---
Bit Content Description
0 Reserved ---
1 Reserved ---
2 Network Power Voltage Drop Flag
OFF: Normal
ON: Error (Voltage dropped below
threshold.)
Turns ON when the voltage goes
below the value set for the network
power voltage monitor function.
3 Unit Maintenance Flag
OFF: Normal
ON: Error (Threshold exceeded.)
Turns ON when the conduction time
exceeds the value set for the Unit
Conduction Time Monitor function.
4 Reserved ---
5 Reserved ---
6 Reserved ---
7 Reserved ---
8 Error Output Flag
OFF: Normal
ON: Output is incorrect
Turns ON when the value set for the
communications error output func-
tion is being output.