| Art. no. | 
BWU1568 | 
 | 
 | 
| Art. no. | 
 | 
BW1654 Class 1 Div. 2 
(Group A, B, C & D, 
T-Code 4) | 
BWU1774AS-i 3.0 from ID no. 12470, 
without RS232 diagnosis 
interface, without recognition 
of duplicate AS-i addresses | 
| Operating current | 
master power supply, 
max. 200 mA out of AS-i circuit 1 
(approx. 70 mA … 200 mA), 
max. 200 mA out of AS-i circuit 2 
(approx. 70 mA … 200 mA); 
in sum max. 270 mA | 
approx. 200 mA out of AS-i circuit 1 
approx. 70 mA out of AS-i circuit 2 | 
| PROFIBUS interface | 
according to DIN 19 245 part 1-3 | 
| Serial interface | 
RS 232 | 
- | 
| Baud rates | 
9,6 KBaud up to 12 000 KBaud, automatic recognition | 
| DP functions | 
imaging of the AS-i slaves as I/O data of the PROFIBUS 
complete diagnosis and configuration via the PROFIBUS DP | 
| AS-i cycle time | 
150 μs*(number of slaves + 2) | 
| Displays | 
 | 
| LCD | 
displaying slave addresses and error messages | 
| LED green (power) | 
power on | 
| LED green (PROFIBUS) | 
PROFIBUS master recognized | 
| LED red (config error) | 
configuration error | 
| LED green (U AS-i) | 
AS-i voltage OK | 
| LED green (AS-i active) | 
AS-i normal operation active | 
| LED green (prg enable) | 
automatic address programming enabled | 
| LED yellow (prj mode) | 
master is in configuration mode | 
| Buttons | 
4 | 
| Voltage of insulation | 
≥ 500 V | 
| EMC directions | 
EN 61 000-6-2, EN 61 000-6-4 | 
| Operating temperature | 
0°C … +55°C | 
| Storage temperature | 
-25°C … +85°C | 
| Housing | 
AS-i master housing in stainless steel | 
| Dimensions (L, W, H in mm) | 
120 / 75 / 83 | 
Protection category 
(DIN 40 050) | 
IP20 | 
| Weight | 
460 g | 
 
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