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E5CNH E5AN-H E5EN-H Digital Controllers User's Manual - OMRON

E5CNH E5AN-H E5EN-H Digital Controllers User's Manual - OMRON

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Advanced Function Setting Level Section 5-10<br />

ocu Heater Overcurrent Use<br />

Function<br />

Setting<br />

ocl Heater Overcurrent Latch<br />

Function<br />

Setting<br />

See<br />

272<br />

Set this parameter to use the heater overcurrent alarm.<br />

Setting range Default<br />

on: Enabled, off: Disabled ON<br />

Heater burnout, HS alarms, and<br />

heater overcurrent detection must be<br />

supported.<br />

Alarm 1 must be assigned.<br />

Heater burnout, HS alarms, and<br />

heater overcurrent detection must be<br />

supported (two CTs).<br />

Alarm 1 must be assigned.<br />

When this parameter is set to ON, the HS alarm is held until any of the following<br />

conditions is satisfied.<br />

a Heater overcurrent detection is set to 50.0 A.<br />

b The power is cycled.<br />

c The latch is cancelled by the PF Key.<br />

(PF Setting = LAT: Alarm Latch Cancel)<br />

d The latch is cancelled by an event input.<br />

(Event Input Assignment 1 to 4 = LAT: Alarm Latch Cancel)<br />

Output is turned OFF when switching to the initial setting level, communications<br />

setting level, advanced function setting level, or calibration level.<br />

Setting range Default<br />

on: Enabled, off: Disabled OFF<br />

■ Related Parameters<br />

Heater overcurrent detection 1, Heater overcurrent detection 2 (adjustment<br />

level): Pages 195, 196<br />

Heater overcurrent use (advanced function setting level): Page 272<br />

Heater overcurrent hysteresis (advanced function setting level): Page 273<br />

Event input assignment 1 to 4 (initial setting level): Page 238<br />

HB ON/OFF: Page 246, PF setting: Page 273 (advanced function setting<br />

level)

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