Akytec ITP11 사용자 설명서 - 페이지 6

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Akytec ITP11에 대해서도 마찬가지입니다: 사용자 설명서 (16 페이지)

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Functional description

A 4-digit, 7-segment LED display with 14 mm character height is located on the front of

the device for displaying the measured values, error messages, functions and values

during programming. The programming buttons are positioned on the cylindrical surface

of the device.

The

rameters can be selected and changed using buttons

the buttons increases the speed of parameter changing in three steps.

The operating modes are described in Section 5.

The device has the following functions:

−

4-20 mА

akYtec GmbH · Vahrenwalder Str. 269 A · 30179 Hannover· Germany · Tel.: +49 (0) 511 16 59 672-0 · www.akytec.de

button is used to set the programming mode and to apply the changes. The pa-

Display process values, received from process control devices with 4-20 mA out-

put (current loop).

The measured values are displayed on the 4-digit LED display with a maximum

range of -999...+9999 in accordance with the set limit values and the decimal

point position.

When exceeding the measuring limit, the device displays an error message.

Switching between linear and square root function (for special transmitters)

Filter for damping the signal fluctuations with an adjustable time constant

Protection against unauthorized access

ITP11

A/D

Digital filter

Fig. 4.1 Block diagram

and

. Pressing and holding

Microcontroller

Square

Scaling and

root

adjusting

function