Siemens EF 775 Series Instruções de Operação descarregar pdf (Página 17)

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Building Technologies Central communication unit OZW775 V3.0 CE1N5663en

HVAC Products 29.06.2009

Connection diagrams

D3 D4

MD5

D6 D8MMD1

5662G02

Q21

Q22 Q31

Q32G0

X1 M

X3 M X4 X5 M X6 X7 M X8 CE- CE+

Q73

Q74

Q83 Q84

Q11

Q12

Q41 Q42

Ethernet

RJ45Modem

D1…D8 Digital inputs

X1…X8 Universal inputs

M Ground for digital inputs, measuring ground for universal inputs

CE- KNX bus connection (negative)

CE+ KNX bus connection (positive)

G, G0 Operating voltage AC 24 V

Q… Relay outputs

5663A02

AC 24 V

Q21

CE-X2M

Ethernet

X3.......X8X1D3.......D8D2MD1

Q22

Q31

Q32

Q73

Q74

Q83

Q84

B2 N2

KNX

0...10 V

Q11

Q12

Q41

Q42

Ethernet

RS-232

RJ45CE+Modem

N N

N1 Central communication unit OZW775

N2, N3 Synco device in KNX network

F1, F2 Device with potential-free contact output

B1 Sensor with passive signal

B2 Transmitter with active signal

K1, K2 Contactor (control by relay with NC contact)

K3 Contactor (control by relay with NO contact)

RJ45 plug (screened), standard assignment as per AT&T256.

1 Tx + 5 Not used

2 Tx – 6 Rx –

3 Rx + 7

Not used

3206Z01

2345678

5663Z21

4 Not used 8

Not used

Modem connection (D-pins, 9-pin), interface definition as per RS-232.

1 DCD Data carrier detect 6 DSR Data set ready

2 RXD Received data 7 RTS Request to send

3 TXD Transmit data 8 CTS Clear to send

4 DTR Data terminal ready 9 NC Not connected

5663Z22

6789

5 GND Signal ground

Connection diagram

Pin assignment

Ethernet card OZZ7E5

Modem connection,

central communication

unit

1 2 ... 12 13 14 15 16 17 18

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