4 Basic Operation
4 - 22
E5@C Digital Temperature Controllers User’s Manual (H174)
Parameters
To execute ON/OFF control, set the Set Point, PID ON/OFF, and Hysteresis parameters.
Setting the PID ON/OFF Parameter
Setting the SP
Display Parameter Application Level
s-hc Standard or
Heating/Cooling
Specifying control
method
Initial Setting Level
cntl PID ON/OFF Specifying control
method
Initial Setting Level
oreV Direct/Reverse
Operation
Specifying control
method
Initial Setting Level
c-db Dead Band Heating/cooling
control
Adjustment Level
hys Hysteresis (Heating) ON/OFF control Adjustment Level
chys Hysteresis (Cooling) ON/OFF control Adjustment Level
4-8-2 Settings
Confirm that the PID ON/OFF parameter is set to onof in the Initial Set-
ting Level.
Operating Procedure
1
Press the M Key several times in the Initial Setting Level to
display cntl (PID ON/OFF).
The default is onof (ON/OFF control).
Initial Setting Level
In this example, the set point is set to 200°C. The set value (i.e., the SP)
is shown at the bottom of the display.
Operating Procedure
1
Select PV/SP in the Operation Level.
Operation Level
2
Press the U or D Key to set the SP to 200.
The default is 0.
The new set value can be saved by pressing the M Key, or it will go
into effect after 3 seconds has elapsed.
PID ON/OFF
onof
cntl
100
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