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Devicenet, English, Maximum line lengths – Burkert Type 1066 User Manual

Page 26: Explanation of terms, Technical data

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24 - 1066

I

NSTALLATION

AND

C

OMMISSIONING

english

Baud rate

125 kBit/s, 250 kBit/s, 500 kBit/s (via DIP switch);
Factory setting: 125 kBit/s

Adresses

0 ... 63 (via DIP switch);
Factory setting: 63

Process data

2 static input assemblies

(Input: from control head 1066 to DeviceNet Master/Scanner)
1 static Output Assembly

Inputs

3 sensors (proximity switches) S1 - S3, pnp, plus-switching

Supply via the DeviceNet line (11 to 25 V DC)

Switching level High signal

≥ 5 V

Switching level Low signal

≤ 1.5 V

Files

BUE1066.EDS
BUE1066.ICO
You can also obtain these files over the Internet.

Total line lengths according to the DeviceNet specification

The maximum total line lengths (sum of main and drop lines) of a network depend on the baud rate.

Maximum line lengths

1)

According to the DeviceNet specification. When using another cable type, lower maximum values
apply (refer to the DeviceNet specification).

DeviceNet

Explanation of terms

• DeviceNet is a field bus system that is based on the CAN protocol (Controller Area Network). It makes

possible the networking of actuators and sensors (slaves) with a master control unit (master).

• In the DeviceNet, the Type 1066 control head is a slave device according to the Predefined
Master/Slave Connection laid down in the DeviceNet specification. Polled I/O, Bit Strobed I/O and
Change of State 4 (COS) are supported as I/O connection types.

• In DeviceNet, a differentiation is made between cyclic or event-controlled transmitted process messages

of higher priority (I/O Messages) and non-cyclic management messages of lower priority (Explicit Mes-
sages).

• The protocol corresponds to

DeviceNet Specification Release 2.0

NOTE

A diskette with configuration files (BUE1066.EDS and BUE1066.ICO) is always delivered
with the DeviceNet models. You can also obtain these files over the Internet.

Technical data

Baud rate

Maximum total line length when using Thick Cables according to the
DeviceNet specification

1)

125 kBaud

500 m

250 kBaud

250 m

500 kBaud

100 m