Read/write function block data

Table 27: Operand overview

Index

Operand

 

 

 

Read

 

Write

(hex)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

00

 

Parameters J Table 28

 

 

 

×

 

 

01

 

Control byte J Table 29

 

 

 

×

 

 

 

 

 

 

 

 

 

 

 

02

 

Actual value

 

S12

 

×

 

c1

03

 

Counter setpoint 2

 

S22

 

×

 

c1

1)The value can only be written if it is assigned to a constant in the program.

2)A 16-bit value is transferred in data bytes Data 1 – Data 2. It should be remembered that Data 1 is the low byte and Data 2 the high byte.

Table 28:

Index 00 – Parameters

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Meaning

 

Bit

7

6

5

4

3

2

1

0

Appears in the parameter menu

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Yes/no

 

 

 

 

 

 

 

 

 

0/1

Counter mode

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FB not used

 

 

 

 

 

 

 

0

0

 

Up/down counter (N)

 

 

 

 

 

 

 

0

1

 

High-speed up/down counter (H)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

0

 

Frequency counter (F)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

1

 

 

 

 

 

 

 

 

 

 

 

Use as constant and therefore can be

written

to

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Counter setpoint S1

 

 

 

 

 

 

0/1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Unused bits

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Example:

Data 1 (Byte 5) = 0x07

Meaning:

The values appear in the Parameter menu. The counter is used in the mode of the frequency meter. The counter setpoint 1 is not assigned to a constant and cannot therefore be written to.

MN05013001E

For more information visit: www.EatonElectrical.com

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Image 81
Eaton Electrical EZ204-DP Meaning Bit Appears in the parameter menu, Counter mode, Use as constant and therefore can be