Siemens ET 790 Series Technical Information PDF herunterladen (Seite 185)

Control and Automation Devices

Time switches and accessories

13/5

Siemens ET G1 · 10/2008

■

Technical specifications

Type

N 350E REG 371 REG 372 REG 372/02 REG 373

908701 221D01 7F0401 7F0501 7F0601 7F0401 7F0501 7F0601 7F0803

Enclosure data

Modular installation devices for mounting on

TH 35 EN 60715 mounting rail

✔ ✔ ✔ ✔ ✔

Dimensions

• Width (1 MW = 18 mm) MW 4 2 6 6 6

Display/control elements

LCD for time, day of the week, daylight saving times,

switching state of channels

✔

✔ ✔ ✔ ✔

Jog pushbuttons for setting the time,

day and program entries

✔ ✔ ✔ ✔ ✔

Programming over PC

✔ (N 350E

configurator)

✔

(Obelisk)

✔

(Obelisk)

✔

(Obelisk)

Power supply

Electronics powered over bus voltage --

✔ ✔ ✔ ✔

Additional 230 V power supply for integrated DCF77 power

supply unit

-- -- --

✔ ✔

Electronics powered over an external

power supply unit for AC/DC

12 ... 30 -- -- -- --

Bus connection

Integrated bus coupling units

✔ ✔ ✔ ✔ ✔

Bus connection via bus terminal

✔ ✔ ✔ ✔ ✔

Connection for DCF77 receiver

✔

-- --

✔ ✔

Software

Timer functions

Channels

2 4 4 16

Memory locations

36 324 324 500

Standard day/weekly program

✔ ✔ ✔ ✔ ✔

No. of weekly progs. that can be prioritized 8 -- 9 9 9

Vacation switching (duration 1 ... 99 days,

preselection 0 ... 99 days)

✔ ✔ ✔ ✔

Random program -- --

✔ ✔ ✔

Astro program with sunrise and sunset times

✔

-- -- --

✔

Supported telegrams

Switching (1 bit)

✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔

Set value (1 byte)

✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔

Floating decimal point (2 byte), for temperature, etc.

✔

-- --

✔

-- --

✔

-- --

Positively driven operation (2 bit)

✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔

Scenes -- 2 -- -- 4 -- -- 4 8

Adjustable cyclic transmission

✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔

Internal clock, can be synchronized over

master clock by KNX

-- -- --

✔

-- --

✔

Transmission of date and time over KNX bus

✔

-- --

✔

-- --

✔

Synchronization with DCF77 signal -- -- -- -- -- --

✔

Time synchronization over time server in the data network

✔

-- -- -- -- -- -- -- --

Communication objects.

On request.

No daylight saving times, no switching state of the channels.

For selection and ordering data, see page 13/6.

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