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4 Basic Operation
E5@C-T Digital Temperature Controllers User’s Manual (H185)
4-10 Alarm Outputs
4
4-10-2 Alarm Values
• With rate of rise programming, if the Reset Operation parameter is set to stop control and the
Segment Type parameter of segment 0 is set to Soak, the applicable SP for a deviation alarm (alarm
type 1 to 7) is the PV.
This procedure sets alarm 1 as an upper-limit alarm. The alarm is output when the process value (PV)
exceeds the set point (SP) by 10°C. (In this example, the temperature unit is °C.)
Alarm 1 type = 2 (Upper-limit alarm)
Alarm value 1= 10
4-10-2 Alarm Values
• Alarm values are indicated by “X” in the table on the previous page. When the
upper and lower limits are set independently, “H” is displayed for upper limit
values, and “L” is displayed for lower limit values.
• To set the alarm value upper and lower limits for deviation, set the upper and
lower limits in each of the Alarm 1 to 4 Upper Limit, and Alarm 1 to 4 Lower
Limit parameters in the Operation Level.
Operating Procedure
• Selecting the Alarm 1 Type
1
Press the M Key several times in the Initial Setting Level to
display alt1 (Alarm 1 Type).*
Initial Setting Level
2
Press the U or D Key to set the set value to 2.
The default is 2 (upper-limit alarm).
al1l
al2l
al3l
al4l
Alarm Lower
Limit Value
al1h
al2h
al3h
al4h
Alarm Upper
Limit Value
al-1
al-2
al-3
al-4
Alarm Value
2
alt1
Alarm 1 Type
2
alt1
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