Omron SYSMAC C200H-TC Operation Manual page 40

Parameter Displays and Settings
Alarm Hysteresis (Display Level 1)
Heater Burnout Current (Display Level 1)
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Lower Limit Alarm with Standby Sequence
Standby sequence
cancel point
Hysteresis
OFF point
Alarm SV
0 C
Alarm output
The standby sequence is restarted in the following situations.
When SV is changed.
When executed bank number is changed.
When alarm mode is changed.
When PC power supply is turned ON.
When restart flag is set ON.
When PROGRAM mode is switched to MONITOR or RUN while the control
interrupt is set (SW203-5 is ON).
When the Stop Bit (word n+2, bit 06 or 04) goes OFF.
PV
SV
A hysteresis band is provided to prevent chattering of the alarm output when the
alarm output is turned from ON to OFF.
Hysteresis bandwidth
ON
OFF
Alarm SV
The alarm output is OFF if the process value lies within the hysteresis band
when the Unit is turned on.
PV
SV
Set the heater burnout current value in the range shown in the table below. Refer
to Appendix C Heater Burnout Detection for more details about the alarm SVs.
0.0 No heater burnout detection. Alarm signal OFF.
0.1 to 4.9 Within heater burnout current SV range.
5.0 No heater burnout detection. Alarm signal ON.
Alarm hysteresis parameter symbol
Current setting. Units: C or F.
The setting can be changed from this display.
Hysteresis bandwidth
ON
OFF
Input
Heater burnout current parameter symbol
Currently set heater burnout current value. Units:
Amperes (A).
The setting can be changed from this display.
Section 3-4
Input
Alarm SV