Flintec DAD 141.1 Manual do Utilizador descarregar pdf (Página 43)

DAD 141.1 Technical Manual, Rev. 2.2 - February 2014

Page 43 of 54

10.8. Logic Input Functions & Status – AI’n’, IN

10.8.1. AI Assign input ‘n’ [ Index 0x2074 and 0x2076 ]

This command reads / setup the function of the logical inputs. The values for ‘n’ are 0 or 1.

Master (PC / SPS) sends

Slave (DAD 141.1) responds

Meaning

AI_1

I1:+00000

Reading Input 1: no function

AI_1_10

Setup accepted

AI_1

I1:+00010

Input 1: display set to ‘Peak to Peak’ value

The 2 logic inputs ‘n’ can be used for the different functions:

00 - Input "n" has no function

01 - Input "n" acts as Zero button

02 - Input "n" acts as Tare button

03 - Input "n" acts as Up arrow button

04 - Input "n" acts as Down arrow button

05 - Input "n" starts the Trigger function

06 - Input "n" displays the Average value

07 - Input "n" displays the Peak value (maximum)

08 - Input "n" deletes the Peak value (maximum)

09 - Input "n" displays the Hold value

10 - Input "n" displays the Peak to Peak value

11 - Input "n" displays the Valley value (minimum)

12 - Input "n" disables the buttons

13 - Input "n" stores the actual weight (Hold value)

14 - Input "n" tares the displays and deletes all other values

15 - Input "n" turn off display

10.8.2. IN Read status of the logic inputs [ Index 0x210C ]

This command reads the status of the digital inputs.

Master (PC / SPS) sends

Slave (DAD 141.1) responds

Meaning

IN

I:0000

Reading: Input 0 or 1 inactive

IN

I:0001

Reading: Input 0 active

IN

I:0010

Reading: Input 1 active

IN

I:0011

Reading: Input 0 and 1 active

The status response is in the form of a four digit code where 0 = false and 1 = true (inputs are active ‘high’).

The least significant bit corresponding to Input 0.

1 2 ... 38 39 40 41 42 43 44 45 46 47 48 ... 53 54

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