Manual

3-8
IM 04L21B01-01EN
3.5 Setting the Auxiliary Alarm Function
Set the alarm display and operation of the output relays (/A[ ] and /A4A options).
For a description of the function, see section 1.2.
Setup Screen
Press MENU (to switch to setting mode), hold down FUNC for 3 s (to switch to basic
setting mode), and select the Menu tab > Alarm > Basic settings; Switch, Relay; or
Hysteresis.
• Basic settings • Switch, Relay
• Hystersis
Setup Items
Basic settings > Reflash
To set the reash operation on the alarm output relay, select On. The reash function
is set on the rst three output relays.
Setting Description
Off Reflash is not used.
On Reflash is used. The relays are deactivated for approximately 500 ms.
Basic settings > Rate of change
Decrease
Set the interval for the rate-of-change calculation of the low limit on rate-of-change
alarm in terms of the number of sampled data points (1 to 32). The actual interval is
obtained by multiplying the value specied here by the scan interval.
Increase
Set the interval for the rate-of-change calculation of the high limit on rate-of-change
alarm in the same manner as the interval for the low limit on rate-of-change alarm.