Pixsys DRR450, Руководство пользователя

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28
DRR450 - User manual
Absolute alarm or Threshold alarm referring to command
setpoint (word 2018 = 5)
Off
On
Off
Time
Alarm Spv
Hysteresis
parameter

> 0
Alarm
output
Comand Spv
Absolute alarm referred to
the command setpoint.
Hysteresis value greater than
“0” (Par. 20
a.1.H
> 0).
The command setpoint can
be modifi ed using the serial
port RS485 commands (word
1001).
Band alarm (word 2018 = 2)
Alarm Spv
Off Off
Hysteresis
parameter

> 0
Time
Alarm
output
Alarm Spv
Hysteresis value greater than
“0” (Par. 20
a.1.H
> 0).
Pv
Alarm Spv
Off Off Off
Hysteresis
parameter

< 0
Hysteresis
parameter
Time
Alarm
output
Alarm Spv
Comand Spv
Hysteresis value less than “0”
(Par. 20
a.1.H
< 0).