background image

Dimensions 

 
 

298

5.3

44

11

1

12

8

78

566

3

M

0

1

35

45

TH

3

5-7

.5

 

 
 
Standard mounting on standard rail TH 35-7.5 
 

1

2

3

56

63

Z

04

 

==

12

8

5663

M

02

298

 

 
 
Screwed-on mounting 
 

1

2

56

63

Z

05

 

287

=

=

=

=

100

5663M

04

 

 

Dimensions in mm 

 
 

18/18 

Building Technologies 

Central communication unit OZW775 V2.0 

CE1N5663en 

©

2005-2008 Siemens Switzerland Ltd 

 

www.sbt.siemens.com/

 

Subject to change

HVAC Products 

 

29.10.2008 

Summary of Contents for KNX OZW775 V2.0

Page 1: ...status messages to operator stations SMS recipients pagers fax machines e mail recipients message receivers Periodically send system reports to message receivers Storage of the last 500 faults and messages history 4 message receivers with configurable receiver types and transmission times 8 digital inputs for fault and operational status contacts 8 universal inputs configurable for analog digital ...

Page 2: ...d daylight saving standard time changeover Faults System fault source The central communication unit detects device failures and faults on the KNX network listed in the unit s device list Fault sources Local fault source The central communication unit identifies internal faults and fault states at the digital and universal inputs configured as fault inputs fault source Local Typical faults at digi...

Page 3: ...vices listed in the device list The ACS7 software is necessary to define trends and trend displays on an operator station as well as to specify data exports e g to Excel 5 offline trends can be defined and run at the same time One trend may contain 10 000 values number of data points x number of samplings Central communication unit memory to log for each trend Examples 1 data point at 30 second in...

Page 4: ...nco products The following Synco products can be integrated in a KNX network Product Data sheet no Universal controller RMU7x0 RMU7x0B N3144 N3150 Heating controller RMH760 RMH760B N3131 N3133 Boiler sequence controller RMK770 N3132 Central control unit RMB795 N3121 Switching monitoring device RMS705 N3123 Bus operator unit RMZ792 N3113 Room unit QAW740 N1633 Central communication unit OZW771 N311...

Page 5: ...X XX XX XX XX XX MAC address Media Access Control address 48 bits 10 Run LED green Operating voltage applied lit communicating with ACS flashing 11 Local LED red Central unit faults or faults at fault inputs or Hours run for service reached 12 System LED red Device faults in the KNX network 13 CF cards LED green CF card integrated lit CF card being integrated or removed flashing 14 G G0 Connection...

Page 6: ...configured for counting pulses and connected to FB Meters consumption values heat gas electricity etc can be acquired The outputs of relays N Q1 N Q4 have NC contacts those of relays N Q7 N Q8 have NO contacts To signal faults e g with signal lamps horns relay 1 and or relay 2 of FB Faults are connected to one of the relays N Q_ If one of the relays N Q_ is connected to an FB 7 day time switch wit...

Page 7: ...ws for program ming up to 6 switching points 3 On 3 Off Additionally a configurable operation selector with positions Auto Off On is integrated FB 7 day time switch with operation selector If a time switch output Q is connected to a relay input position Auto ensures that the relay is energized and deenergized as per the time program or the relay is constantly deenergized or energized In FB System ...

Page 8: ... to a RJ45 plug on the Ethernet card OZZ7E5 Order the card separately and insert in the central communication unit A network cable Cat 5 is required to connect to the Ethernet Ethernet category 5 cable Ethernet The KNX labeled connection terminals CE and CE are intended for the KNX bus For more information on the KNX bus see data sheet N3127 KNX We speak of parallel operation if one central commun...

Page 9: ... Modem Analog ISDN GSM ACS alarm Ethernet xx ACS protocol Modem Analog ISDN TAP UCP Mobile phone GSM SMS GSM Modem Analog Fax protocol GSM Fax protocol Fax machine SMS GSM service Modem Analog ISDN TAP GSM TAP Pager SMS GSM service No other selection Value cannot be set or not value entry required xx No modem required Bold Italics Default value Example Receiver type Email Interface Ethernet Defaul...

Page 10: ...Q84 to the same mains phase Connect only potential free contacts to digital inputs D1 D8 and universal inputs X1 X8 configured for digital inputs signals We do not recommend plant monitoring via PC interface in environments with strong electromagnetic interference e g in industrial environments with electrical welding equipment Operating voltage The central communication unit operates on AC 24 V a...

Page 11: ...ization Parameterize the central communication unit locally via PC interface using a PC laptop and service tool ACS Read the commissioning instructions C5663 for the associated procedure The com missioning instructions PDF file is saved to the CD supplied with the unit You can also download the PDF file from www siemens com synco Web server Locally activate the web server following commissioning a...

Page 12: ...X green red Steady green Bus power supply available Flashing green Data exchange via KNX Steady red Unit in addressing mode Operating buttons Pressing the button briefly short means 2 seconds long 4 seconds Config Short No function Long Integrate or remove CF card or both CF cards Short Acknowledge Local fault fault relay System Ack Long See Button combinations Short No function Report Long See Bu...

Page 13: ...ency 50 60 Hz Power consumption OZW775 20 VA Supply line fusing Max 10 A transformer on primary side Power supply G G0 Clock reserve 46 h typical min 12 h OZW775 device list Up to 250 Synco devices Functional data Number 8 terminals D1 D8 and 1 ground connection for 2 terminals each Contact sensing Voltage Current DC 16 5 V Typically 8 mA Requirements for status fault contacts Signal coupling Type...

Page 14: ...d cos φ 0 6 Min 5 mA Min 20 mA Max 10 A 1 s Contact life at AC 250 V At 0 1 A ohm At 0 5 A ohm At 2 A ohm At 4 A ohm Red fact at ind cos φ 0 6 Guide values 2 x 10 7 switchings NC and NO 2 x 10 6 switchings NC 4 x 10 6 switchings NO 3 x 10 5 switchings NC 6 x 10 5 switchings NO 3 x 10 5 switchings NO only 0 85 NC and NO Insulating strength between Relay contacts and system electronics reinforced in...

Page 15: ... h Class 2M2 Ambient conditions Degree of protection when mounting Rear wall in cabinet or control panel Front panel cutout for display and operation IP 20 as per EN 60529 IP 30 as per EN 60529 Safety class II as per EN 60950 1 Degree of protection Product safety For information technology equipment EN 60950 1 Electromagnetic compatibility Immunity OZW775 Immunity PC interface Emissions Home and B...

Page 16: ...bag Weight OZZ7CF Extended command language for modems Attention AT Global system for mobile communication GSM Integrated services digital networks ISDN Internet protocol IP Shielded twisted pair STP Simple mail transfer protocol SMTP Short message service SMS Telocator alphanumeric protocol TAP Transmission control protocol TCP Universal computer protocol UCP Universal serial bus USB Unshielded t...

Page 17: ...RJ45 CE Modem N1 N N L K2 K3 L 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 ...

Page 18: ...d rail TH 35 7 5 1 2 3 5663Z04 128 5663M02 298 Screwed on mounting 1 2 5663Z05 287 100 5663M04 Dimensions in mm 18 18 Building Technologies Central communication unit OZW775 V2 0 CE1N5663en 2005 2008 Siemens Switzerland Ltd www sbt siemens com Subject to change HVAC Products 29 10 2008 ...

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