Omega CNI16 Bedienungsanleitung PDF herunterladen (Seite 31)

CONTACT CLOSURE SUBMENU:

Press

11) Display flashes previous selection. Press b to

N.ç.

Normally

Closed or

N.o.

Normally Open.

Press

12) Display shows

STRD

stored message momentarily and then

advances to

AçTV

only if it was changed, otherwise press

advance to

AçTV

Active Submenu.

Normally Open: If this feature is selected, then the relay is "energized" only

when an alarm condition occurs.

Normally Closed: "Fail Safe" Mode. Relay is energized under "normal"

conditions and becomes de-energized during alarm or power failure.

ACTIVE SUBMENU:

Press

13) Display flashes previous selection. Press

to scroll through

the available selections:

ABoV

Above,

BELo

Below,

HI.Lo

HI/Low and

BAND

Band. (Band is active if

_DEV

Deviation was

selected).

Press

14) Display shows

STRD

stored message momentarily and then

advances to

A.P.oN

only if it was changed, otherwise press a to

advance to

A.P.oN

Alarm Enable/Disable at Power On

Submenu.

Above: Alarm 1 condition triggered when the process variable is greater than the

Alarm Hi Value (Low value ignored).

Below: Alarm 1 condition triggered when the process variable is less than the

Alarm Low Value (Hi value ignored).

Hi/Low: Alarm 1 condition triggered when the process variable is less than the

Alarm Low Value or above the Hi Value.

Band: Alarm 1 condition triggered when the process variable is above or below

the "band" set around Setpoint 1. Band equals Hi Value (Low Value ignored). A

"band" is set around the Setpoint by the instrument only in the "Deviation" Mode.

The Band for the AL 1 would be following the Setpoint 1 value

The Band for the AL 2 would be following the Setpoint 2 value.

The Band or the Deviation Value should be entered under:

AL1 High (if they want Alarm 1)

AL2 High (if they want Alarm 2)

AL Low value is ignored in the Band mode.

Example: if customer requires a Deviation Value of ±10 degrees around a

setpoint (using Output 2 as alarm)

Output 2: disabled (this enables the Alarm 2)

Alarm 2: - Deviation

Contact Closure type: Deviation---Band

AL2 High: 10 (Band they want around Setpoint 2)

Then the Band Value is to be entered under AL2 HI: 10 not 80+10 = 90

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