Nidec H300 - Alarms for Binary Inputs; Alarm;Warning Bits for Various Measurement Points; Binary Input Object Configuration Byte; Binary Input Object Status Byte

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194 HVAC Drive H300
Issue Number: 3
Figure 10-2 Alarm/Warning Bits for Various Measurement Points
Alarms for Binary Inputs
An alarm for Binary Input points will be raised when the "current state" returned in the Status attribute bit 6 differs from the "normal state" stored in the
Configuration attribute bit 1. The alarms have to be "enabled" for this to occur (bit 3 of the Configuration attribute).
Table 10-53 Binary input- object configuration byte
The alarm will be indicated in bit 4 of the Binary Input status attribute.
Table 10-54 Binary input object status byte
Description Not used Not used Not used Not used Alarm Enable Not used Normal State COS Enable
Bit76543210
Description Not used Current state Not used
Normal /
Alarm
Not used Not used
Override
active
Reliable /
Unreliable
Bit76543210
40 %
80 %
0 %
-40 %
-80 %
High Alarm
High Warning
Low Warning
Low Alarm
000
000
000
000
000
101
101
110
011
011
100