simatic s7-400 - Teknika Otomasyon
simatic s7-400 - Teknika Otomasyon
simatic s7-400 - Teknika Otomasyon
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SIMATIC S7-<strong>400</strong><br />
Function modules<br />
© Siemens AG 2008<br />
SIPLUS DCF 77 radio clock module<br />
■ Overview<br />
■ Technical specifications<br />
Radio clock module SIPLUS<br />
DCF 77<br />
Radio frequency<br />
77.5 Hz<br />
Power supply DC 24 V (DC 20.4 ... 28. 8)<br />
Power consumption, typ.<br />
50 mA<br />
Dimensions (W x H x D) 75 x 125 1) x 75<br />
1) Additionally 25 mm (0.98 in) for heavy duty threaded joint and bending<br />
radius for cables<br />
5<br />
This module can be used to synchronize the real-time clock of<br />
the SIMATIC S7-200, S7-300 and S7-<strong>400</strong> automation systems<br />
with the official time of the DCF 77 time signal transmitter of the<br />
Physikalisch-Technische Bundesanstalt Braunschweig.<br />
The time is received by means of a DCF receiver (antenna with<br />
electronics) which is connected via two digital inputs on the<br />
SIMATIC and SIPLUS together with a software driver included in<br />
the scope of delivery (function block FB). The function blocks<br />
are available on the Internet for downloading.<br />
http://www.siemens.com/siplus – Support – Tools and<br />
Downloads!<br />
■ Ordering data<br />
SIPLUS DCF 77 radio clock B7<br />
module<br />
For synchronizing SIMATIC<br />
S7-200, S7-300 and S7-<strong>400</strong> with<br />
the official time of the DCF 77 time<br />
signal transmitter of the<br />
Physikalisch-Technische Bundesanstalt<br />
Braunschweig<br />
Order No.<br />
6AG1 057-1AA03-0AA0<br />
B7: Subject to export regulations: AL: N and ECCN: EAR99H<br />
5/104 Siemens ST 70 · 2009
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