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Parameter
6490-9000 Revision 3
Alarm ON Delays
Sets the ON delay time (0-15 minutes) for the alarm
output signals (relay, Modbus). The default delay is
0 minutes.
Alarm OFF Delays
Sets the OFF delay time for the alarm output signals
(relay, Modbus) in minutes (0-15). The default delay
is 0 minutes.
Relay Contact Behavior (Failsafe Mode)
Sets the default relay power state so that power loss
can be detected.
The behavior of the relay changes from energizing
when an alarm condition occurs (default) to
energizing at power up (Failsafe). In both cases the
relay changes state when an alarm occurs, failsafe
is simply inverted. This allows power failures to be
detected as alarms.
00
NO (default mode)
01
Failsafe mode
Relay Latching
Controls the relay latching behavior.
00
OFF (default).
resets once the alarm condition is removed.
01
ON.
Relay remains latched; reset by BMS
command over RS-485, or by pressing and
holding the Enter button for 5 seconds.
Audible Alarm
The units have an internal audible alarm. You can
disable this, but the default setting is "enabled" in
compliance with EN378.
00
OFF
01
ON (default)
Description
Relay does not latch, and
MGS-250 Manual
35
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