Siemens EF 775 Series - Manuals

Page 2 - Building Technologies

Use • Office and administrative buildings, residential housing. Buildings • Schools, gymnasiums, leisure facilities, hotels. • Municipal buildings, industrial buildings. • Building maintenance companies, facility management. Building operators • Real estate agencies. • District heating companies, in...

Page 5 - Position

Mechanical design Basic design The central communication unit consists of the housing lower section with printed circuit boards and connection terminals. The upper housing section contains the printed circuit boards. The LEDs, operating buttons, interfaces, and slots for the CF cards (compact flash ...

Page 6 - Technical design; In; Inputs and outputs; Digital inputs

6/18 Building Technologies Central communication unit OZW775 V3.0 CE1N5663en HVAC Products 29.06.2009 Technical design The central communication unit contains various function blocks (FB). The functionality of the unit can be extended by connecting (binding) the digital inputs N.D1…N.D8 and the univ...

Page 7 - Function blocks; . The 15 monthly values along with

Function blocks FB "Faults" is designed for 20 fault inputs. Inputs N.D1…N.D8 (digital) and N.X1…N.X8 (digital/analog) are connected to FB inputs "x". "Relay 1" and/or "Relay 2" is activated depending on fault priority and source. FB "Faults" FB "Faults...

Page 8 - PC

Plant diagrams Plant diagrams in the OZW775 V3.0 allow users to display the entire HVAC installation along with all data points. Users can view plant and room states from a user viewpoint, thus gaining a better overview. In the event of faults, access to faulty equipment is much faster. Clicking the...

Page 11 - Commissioning notes; Authorized staff; Commissioning; Local activation

Commissioning notes Authorized staff Only authorized staff may commission and parameterize the central communication unit as well as start the web server. You must select the telephone service provider and modem depending on the message receiver type prior to commissioning. If you use a GSM modem, m...

Page 13 - General notes; Maintenance; Technical data; Functional data

General notes Maintenance The OZW775 central communication unit requires no maintenance (no battery changes, no fuses). Clean the housing only with a dry cloth. The central communication unit OZW775 cannot be repaired in the field. If faulty, return to the Repair Center of the relevant Siemens Regio...

Page 17 - Connection diagrams; Modem; Modem; Connection diagram; Ethernet card OZZ7E5

17/18 Building Technologies Central communication unit OZW775 V3.0 CE1N5663en HVAC Products 29.06.2009 Connection diagrams D2 M D3 D4 M D5 D6 D8 M M D1 G 56 6 2G 0 2 D7 Q21 Q22 Q31 Q32 G0 X1 M X2 X3 M X4 X5 M X6 X7 M X8 CE- CE+ Q73 Q74 Q83 Q84 Q11 Q12 Q41 Q42 Ethernet RJ45 Modem D1…D8 Digital inputs...

Page 18 - Dimensions; Dimensions in mm

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 V3.0 CE1N566...