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Twido Programmable controller

Twido programmable controller - Mejdaf Group

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Characteristics (continued)<br />

<strong>Twido</strong> programmable <strong>controller</strong> 0<br />

Modular base <strong>controller</strong>s<br />

Supply<br />

Base <strong>controller</strong> type<br />

TWD LMDA 20DTK<br />

TWD LMDA 20DUK<br />

Voltage Rated V c 24<br />

Limit (including ripple) V c 20.4...26.4<br />

TWD LMDA 20DRT<br />

TWD LMDA 40DTK<br />

TWD LMDA 40DUK<br />

c 24 V output for sensors –<br />

Power at a 26.4 V W 15 (base + 4 extension<br />

modules)<br />

Maximum inrush current at c 24 V A 50<br />

Duration of microbreaks ms 10 max<br />

Recommanded protection by external fuse<br />

2 A type T<br />

Dielectric<br />

strength<br />

Between supply and earth terminals V rms 500 for 1 mn<br />

Between I/O and earth terminals V rms 1500 for 1 mn<br />

19 (base + 7 extension modules)<br />

Insulation<br />

resistance<br />

Between supply and earth terminals MΩ > 10 (c 500 V)<br />

Between I/O and earth terminals MΩ > 10 (c 500 V)<br />

Communication<br />

Base <strong>controller</strong> type<br />

Integrated<br />

connection<br />

Connections<br />

via adapter or<br />

communication<br />

modules<br />

TWD LMDA 20DTK<br />

TWD LMDA 20DUK<br />

TWD LMDA 20DRT<br />

TWD LMDA 40DTK<br />

TWD LMDA 40DUK<br />

Serial link Type 1 x RS 485 serial link, not isolated, 38,4 Kbit/s<br />

Protocol<br />

-Half-duplex terminal port<br />

-Modbus master/slave RTU/ASCII or character mode<br />

-“Remote link” decentralised I/O (<strong>Twido</strong> base <strong>controller</strong>s used as I/O extension or as<br />

local “re ex” <strong>controller</strong>) see page 81<br />

Connection<br />

8-way mini-DIN connector<br />

Serial link Type One RS 232C or RS 485 adapter, 1.2…38.4 Kbit/s (1)<br />

Connection<br />

Mini-DIN or terminal block (RS 485 only)<br />

AS-Interface Type One or 2 master modules (standard and extended addressing), 62 slaves<br />

Connection<br />

Removable screw terminal block<br />

CANopen Type One master module (class M10), 125...500 Kbit/s, 16 slaves max.<br />

Connection<br />

9-way SUB-D male connector<br />

Ethernet Modbus/TCP Type One <strong>Twido</strong>Port 10BASE-T/100BASE-TX interface module (class A10)<br />

Connection<br />

RJ45 connector. Supply to the module via integrated RS 485 link connector<br />

Integrated functions<br />

Counting Number of channels 4<br />

Frequency<br />

2 channels at 5 kHz (function FCi), 2 channels at 20 kHz (function VFCi)<br />

Capacity<br />

16 bits (function FCi), 32 bits (function VFCi)<br />

Positioning Number of channels 2<br />

Frequency kHz 7<br />

Functions<br />

PWM, pulse width modulation output; PLS, pulse generator output<br />

Analogue input Number of channels 1 channel<br />

Range<br />

0…10 V<br />

Resolution<br />

9 bits (0…511 points)<br />

Input impedance kΩ 100<br />

PID<br />

Event processing<br />

Analogue adjustment points<br />

Yes<br />

Yes<br />

1 point adjustable from 0…1023 points<br />

(1) Adapter included in serial interface module TWD NOZ pppp, or adapter TWD NAC pppp to be fi tted into integrated display module TWD XCP ODM.<br />

19

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