59
Setting the Set Point (SP) Section 3-6
• When “open in alarm” is set for the alarm 1 output, the open in alarm sta-
tus is also applied to heater burnout, HS alarm, heater overcurrent, and
input error outputs.
• The alarm output will turn OFF (i.e., the relay contacts will open) when
power is interrupted and for about two seconds after the power is turned
ON regardless of the setting of the Auxiliary Output 1 to 3 Open in Alarm
parameter.
3-6 Setting the Set Point (SP)
3-6-1 Changing the SP
• The set point cannot be changed when the Operation/Adjustment Protect
parameter is set to 3. For details, refer to 4-9 Using the Key Protect Level.
• To change the set point, press the U or D Key in the Process Value/Set
Point parameter (in the operation level), and set the desired set value. The
new set point is selected two seconds after you have specified the new
value.
• Multi-SP is used to switch between two or four set points. For details, refer
to 4-5 Using Event Inputs for details.
Operating Procedure In this example, the set point is changed from 0°C to 200°C.
Auxiliary output
functions 1 to 3
Auxiliary
output
Indicators
(SUB1 to SUB3)
Close in Alarm ON ON Lit
OFF OFF Not lit
Open in Alarm ON OFF Lit
OFF ON Not lit
Operation Level
The operation level is displayed when the power is turned ON. The process
value (PV) is at the top of the display, and the set point (SP) is at the bottom.
Operation Level
For Controllers that support a No. 3 display (E5AN/E5EN), the contents set
in the PV/SP Display Screen Selection parameter (advanced function setting
level) are displayed below the PV and SP.
The MV is displayed as the default. For details, refer to 3-11 Setting the No.
3 Display.
C
20
0
20
0
50.0
C
Operation Level
1. Normally, the Process Value/Set Point parameter is displayed. The set
point is 0°C.
2. Use the U and D Keys to set the set point to 200°C.
C
30
0
C
30
200
To Next Page
Loading...
Need help?
General
