Marathon monitors inc – Marathon Computer AACC 2000 User Manual

Page 84

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Marathon Monitors Inc.

AACC 2000 Carbon Nov. 1, 1997

84

Select

YES’ with

or

YES

Start calibration

Wait for calibration to

buSy

Busy calibrating

complete.

donE

PV input calibration completed

FAIL

Calibration failed

Note. When a DC input module is installed for the first time, or there is a requirement to change one,
then the microprocessor in the controller needs to read the factory calibration data stored in the module.
Select ‘

FACt’ as the calibration value. Step to ‘GO’ and start calibration.

DC Output Calibration

The following parameters apply to DC output modules ie for

rcAL = 1A.Hi to 3A.Lo

cAL.H

Output Calibration High

0

0 = Factory set calibration.
Trim value until output = 9V, or
18mA

cAL.L

Output Calibration Low

0

0 = Factory set calibration.
Trim value until output = 1V, or
2mA

User calibration

UCAL

User calibration enable

Yes/no

pt1.L

Low calibration point for Input 1

The factory calibration point at which the
low point offset was performed.

pt1.H

High calibration point for Input 1

The factory calibration point at which the
high point offset was performed.

OF1.L

Offset Low for Input 1

Calculated offset, in display units.

OF1.H

Offset High for Input 1

Calculated offset, in display units.

pt2.L

Low calibration point for Input 2

The factory calibration point at which the
low point offset was performed.

pt2.H

High calibration point for Input 2

The factory calibration point at which the
high point offset was performed.

OF2.L

Offset Low for Input 2

Calculated offset, in display units.

OF2.H

Offset High for Input 2

Calculated offset, in display units.

Name

Description

Values

Meaning

PASS

PASS

Password configuration

ACC.P

FuLL or Edit level password

cnF.P

Configuration level password

Exit

Exit

Exit configuration

no/YES

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