A&D AD-4405 manual Condition formula for Comparison, Hi, Ok, Lo, Ok

Models: AD-4405

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There are 3 type of setting values for each comparison.

(1)Set the limit value (upper and lower limit / HiHI, Hi, Lo, LoLo limit).

(2)Set the Target value and an acceptable tolerance (upper and lower) in weight. The limit value is calculated automatically.

(3)Set the Target value and an acceptable tolerance (upper and lower) in percentage of the target weight. The limit value is calculated automatically.

Example. Target = 50kg, Upper limit = 51kg, Lower limit = 48kg

(1)Hi (Upper limit): 51 (kg), Lo (Lower limit): 48 (kg)

(2)TG (Target): 50 (kg), Hi (Upper acceptable tolerance): 1 (kg),

Lo (Lower acceptable tolerance): 2 (kg) not a negative value

(3)TG (Target): 50 (kg), Hi (Upper acceptable tolerance): 2 (% of Target), Lo

(Lower acceptable tolerance): 4 (% of Target) not a negative value

10.1.1.Condition formula for Comparison

Comparison is performed based on the following formula.

Upper/lower comparison

Judge

Condition Formula

Display

Output

HI

Upper limit (Hi limit) value ¢ Displayed value

HI

 

HI

OK

Lower limit value * Displayed value * Upper limit value

OK

 

OK

LO

Displayed value ¢ Lower limit (Lo limit) value

LO

 

LO

5-stage comparison

 

 

 

 

 

 

 

Judge

Condition Formula

Display

Output

HiHi

HiHi limit value ¢ Displayed value

HI,

2

HI

HI

Upper limit (Hi limit) value ¢ Displayed value

HI

 

HI, OK

OK

Lower limit value * Displayed value * Upper limit value

OK

 

OK

LO

Displayed value ¢ Lower limit (Lo limit) value

LO

 

LO, OK

LoLo

Displayed value ¢ LoLo limit value

LO,

3

LO

The decimal point is not considered. Example: If the upper limit value is 10.0, enter 100. These parameters are stored in non-volatile memory, and are not lost even if the AC power is disconnected or cut off (except code 0 memory).

When the displayed value becomes an overload (positive over), HI (over) is output. When the displayed value becomes an under load (negative over), LO (under) is output.

This function compares the Hi / HiHi limit value first.

This function does not check the relationship between the upper and lower limit values.

AD-4405 Weighing Indicator

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10.1. Weight Check Mode

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A&D AD-4405 manual Condition formula for Comparison, Hi, Ok, Lo, Ok