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4<br />

SIMOREG 6RA70 DC MASTER<br />

Options<br />

Communication<br />

■ SIMOLINK communication board SLB<br />

The SLB optional board<br />

(SIMOLINK Board) acts as the<br />

interface between SIMOREG<br />

drives and the SIMOLINK system.<br />

The SLB is mounted on the ADB<br />

adapter board. An LBA bus<br />

adapter is needed for this purpose.<br />

Every SLB optional board is a<br />

node in the SIMOLINK system.<br />

The maximum number of nodes<br />

is restricted to 201.<br />

The SIMOLINK drive interface is<br />

used to exchange data rapidly<br />

between different drives and to<br />

synchronize them with a common<br />

system clock cycle.<br />

SIMOLINK is a closed circuit<br />

into which all nodes are connected.<br />

Data are exchanged between<br />

the individual nodes by way of<br />

fiber-optic cables. Optical<br />

fibers made of glass or plastic<br />

can be used as transmission<br />

lines.<br />

The SLB optional board has a<br />

24 V voltage input for connecting<br />

an external voltage supply.<br />

This ensures that data can still<br />

be exchanged within the<br />

SIMOLINK circuit when the<br />

converter is switched off.<br />

The board features three LEDs<br />

for displaying the current operational<br />

status.<br />

Operating principle<br />

The SLB optional board acts<br />

as the interface between the<br />

SIMOLINK system and converters<br />

and/or inverters. It can operate<br />

as either a SIMOLINK<br />

Dispatcher or a SIMOLINK<br />

Transceiver. Its functionality is<br />

selected by means of parameter<br />

settings.<br />

4/28<br />

Siemens DA 21.1 · 2006<br />

System connector<br />

Fixing screw<br />

Fig. 4/21<br />

SIMOLINK communication board SLB<br />

Designation Value<br />

Voltage supply<br />

The optional board can be supplied<br />

with the necessary operating<br />

voltage, both internally from<br />

the SIMOREG converter and<br />

from an external source. The external<br />

power source has priority.<br />

Switchover between the sources<br />

takes place automatically on<br />

the board.<br />

DA65-5101<br />

Note<br />

The external voltage supply<br />

must not be switched over while<br />

the bus is operating. When the<br />

supply is switched over automatically,<br />

a reset signal is generated<br />

on the board which<br />

would otherwise cause some<br />

message frames to be lost.<br />

Fixing screw<br />

Green LED: SIMOLINK in operation<br />

Red LED: Board in operation<br />

Yellow LED: Exchanging data<br />

with basic unit<br />

X470 external<br />

24 V supply<br />

SIMOLINK output<br />

SIMOLINK input<br />

Size (length x width) 90 mm x 83 mm<br />

External voltage supply 24 V DC<br />

Power consumption from external voltage supply Max. 200 mA<br />

Voltage supply from basic unit 5 V DC<br />

Power consumption from basic unit<br />

voltage supply<br />

Max. 600 mA<br />

Switchover of voltage source Automatic, external has priority<br />

Station address Parameter Pxxx<br />

Pxxx = 0: Dispatcher function<br />

Pxxx ž 0: Transceiver function<br />

Data transfer rate 11 Mbaud<br />

Propagation delay Max. 3 clock cycles<br />

Fiber optic cable Plastic or glass fibers<br />

Cable length Max. 40 m between 2 stations (plastic)<br />

300 m between 2 stations (glass)<br />

Reduction of transmitter power<br />

Parameter Pxxx<br />

(values for plastic fiber optic cables)<br />

Pxxx = y: 40 m<br />

Pxxx = y: 25 m<br />

Pxxx = y: 10 m<br />

Display 3 LEDs<br />

Green: SIMOLINK<br />

Red: Optional board<br />

Yellow: Interface to basic unit

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