The benefits of AS-Interface – such as the simple, cost-saving installation and high degree of flexibility – have now established themselves in building automation. Numerous companies are already using the AS-i installation system, for example for controlling fire and smoke dampers, shutter drives or heating and cooling ceilings
AS-i Gateways in Stainless Steel
- BACnet
- PROFINET
- PROFIBUS
- Modbus RTU
- EtherNet/IP + Modbus TCP
-
| Figure |
Type |
Model |
Protection rating 1 |
Fieldbus interface 2 |
Number of AS-i networks, number of AS-i Master 3 |
1 power supply, 1 gateway for 2 AS-i networks, inexpensive power supplies 4 |
Diagnostic and configuration interface 5 |
Recognition of duplicate AS-i addresses 6 |
AS-i fault detector 7 |
Programming in C 8 |
Article No. |
 |
BACnet/IP AS-i |
Gateway |
IP20 |
BACnet/IP |
2 AS-i networks, 2 AS-i Masters |
no, max. 8 A/AS-i network, redundant supply |
Ethernet fieldbus + Ethernet diagnostic |
yes |
yes |
optional |
BWU3356 |
 |
RS 485 Modbus AS-i |
Gateway |
IP20 |
Modbus/RTU; RS 485 |
2 AS-i networks, 2 AS-i Masters |
no, max. 8 A/AS-i network, redundant supply |
RS 232 |
yes |
yes |
no |
BWU1642 |
| RS 485 Modbus AS-i |
Gateway |
IP20 |
Modbus/RTU; RS 485 |
1 AS-i network, 1 AS-i Master |
no, max. 8 A/AS-i network |
RS 232 |
yes |
yes |
no |
BWU1641 |
 |
PROFINET AS-i |
Gateway |
IP20 |
PROFINET |
2 AS-i networks, 2 AS-i Masters |
no, max. 8 A/AS-i network, redundant supply |
Ethernet fieldbus + RS 232 |
yes |
yes |
optional |
BWU2239 |
 |
EtherNet/IP + ModbusTCP AS-i |
Gateway |
IP20 |
EtherNet/IP + ModbusTCP |
2 AS-i networks, 2 AS-i Masters |
no, max. 8 A/AS-i network, redundant supply |
Ethernet fieldbus + RS 232 |
yes |
yes |
optional |
BWU2380 |
| EtherNet/IP + ModbusTCP AS-i |
Gateway |
IP20 |
EtherNet/IP + ModbusTCP |
1 AS-i network, 1 AS-i Master |
no, max. 8 A/AS-i network |
Ethernet fieldbus + RS 232 |
yes |
yes |
optional |
BWU2379 |
 |
PROFIBUS AS-i |
Gateway |
IP20 |
PROFIBUS |
2 AS-i networks, 2 AS-i Masters |
no, max. 8 A/AS-i network, redundant supply |
Ethernet diagnostic |
yes |
yes |
optional |
BWU2545 |
| PROFIBUS AS-i |
Gateway |
IP20 |
PROFIBUS |
1 AS-i network, 1 AS-i Master |
no, max. 8 A/AS-i network |
Ethernet diagnostic |
yes |
yes |
optional |
BWU2544 |
Power Supplies
| Figure |
Power supply 9 |
Operating voltage |
Output current |
Protection rating 1 |
Article No. |
 |
AS-i power supply |
115 V AC / 230 V AC, power supply with range switch |
8 A |
IP20 |
BW1997 |
| AS-i power supply |
90 V AC ... 265 V AC, wide range supply |
4 A |
IP20 |
BW1649 |
| AS-i power supply |
115 V AC ... 250 V AC |
1,8 A |
IP20 |
BW2255 |
Fire damper "Stand alone" control unit
- provided as a kit in rugged plastic housing, pre-wired for easy and fast installation
- pre-installed user software,no further configuration needed
- centralized control of damper drives and detection of damper positions
- plain text display and spontaneous diagnostics directly via device display and function LEDs
- automated testing of damper function via different test modes
| Figure |
Type |
Model |
Housing |
Protection rating 1 |
Number of fire dampers |
Number of fire damper groups |
Number of building ventilation system releases |
Controlling ventilation, fire, smoke dampers |
Article No. |
 |
Fire damper "Stand alone" control unit |
BACnet, 2 AS-i networks, max. 120 fire dampers |
polystyrol, 450/300/209 |
IP65 |
120 |
6 |
2, extensible |
Requirements for Germany and EC |
BW3545 |
| Fire damper "Stand alone" control unit |
PROFINET, 1 AS-i network, max. 60 fire dampers |
polystyrol, 300/300/209 |
IP65 |
60 |
3 |
1, extensible |
Requirements for Germany and EC |
BW3547 |
 |
Control program for fire damper "Stand alone" control unit |
software |
- |
- |
120 |
6 |
2, extensible |
- |
BW3550 |
Fire/smoke dampers
- Controlling ventilation, fire, smoke dampers
- Requirements for Germany and EC
- Requirements for Switzerland (IG-BSK)
- 24V/230V relay
- EN 6206 SIL2
-
| Figure |
Type |
Model |
Housing |
Protection rating 1 |
Inputs digital |
Outputs digital |
Input voltage (sensor supply) 10 |
Output voltage (actuator supply) 11 |
AS-i address 12 |
Article No. |
 |
ventilation damper module |
ventilation, fire, smoke dampers |
- |
IP54 |
4 |
2 x electronic |
out of AS-i |
out of AS-i |
1 Single Slave |
BW2482 |
 |
ventilation damper module |
ventilation, fire, smoke dampers |
- |
IP54 |
4 |
2 x electronic |
out of AS-i |
out of AS-i |
1 Single Slave |
BW2028 |
| ventilation damper module |
ventilation, fire, smoke dampers |
- |
IP54 |
3 |
2 x electronic |
out of AUX |
out of AUX |
1 AB Slave |
BW2029 |
 |
ventilation damper module |
ventilation, fire, smoke dampers (Switzerland) |
- |
IP54 |
3 |
2 x electronic |
out of AS-i |
out of AS-i |
1 AB Slave |
BW2080 |
 |
ventilation damper module, Safety |
ventilation, fire, smoke dampers |
- |
IP54 |
4 |
2 x electronic |
out of AS-i |
out of AS-i |
1 Single Slave |
BW3005 |
 |
ventilation damper module |
ventilation, fire, smoke dampers (230 V relay) |
- |
IP54 |
4 |
4 x relay |
out of AS-i |
- |
1 AB Slave |
BW3009 |
| ventilation damper module |
ventilation, fire, smoke dampers (230 V relay) |
- |
IP54 |
4 + 2 x fusible link |
2 x relay |
out of AS-i |
- |
1 AB Slave |
BW3010 |
| ventilation damper module |
ventilation, fire, smoke dampers (230 V relay) |
- |
IP54 |
4 |
2 x relay |
out of AS-i |
- |
1 AB Slave |
BW3011 |
 |
ventilation damper module |
ventilation, fire, smoke dampers |
surface-mounted box |
IP54 |
4 |
- |
out of AS-i |
- |
1 AB Slave |
BW2480 |
 |
I/O for VAV boxes |
I/O modules |
surface-mounted box |
IP54 |
- |
- |
selectable, out of AS-i or out of AUX, Default out of AS-i |
selectable, out of AS-i or out of AUX, default out of AS-i |
1 Single Slave |
BW2701 |
 |
I/O for manual call points |
I/O modules |
surface-mounted box |
IP54 |
4 |
4 x electronic |
out of AUX |
out of AUX |
1 AB Slave |
BW3412 |
Heating, Ventilating and Air Conditioning & Building Automation in General
- Shutter modules
- Heating/air conditioning
- EnOcean
- MP Bus
| Figure |
Type |
Model |
Housing |
Protection rating1 |
Inputs digital |
Outputs digital |
Inputs analog |
Outputs analog |
Input voltage (sensor supply)10 |
Output voltage (actuator supply)11 |
Controlling heating/air conditioning |
Article No. |
 |
shutter module |
controlling 230 V shutters |
- |
IP54 |
8 |
4 x relay |
- |
- |
out of AS-i |
- |
- |
BW2114 |
 |
heating/air conditioning (24 V AC/DC) |
heating/air conditioning, 0 … 10 V, (climate control ceilings) |
surface-mounted box |
IP54 |
- |
2 x electronic |
- |
2 x 0 … 10 V |
out of AS-i |
selectable, out of AS-i or out of AUX (AC/DC), default out of AS-i |
Controlling heating and climate control ceilings |
BW2536 |
| heating/air conditioning (24 V AC/DC) |
analog inputs 0 ... 10 V (temperature CO2 etc.) + digital inputs |
surface-mounted box |
IP54 |
2 |
- |
2 x 0 ... 10 V |
- |
selectable, out of AS-i or out of AUX (AC/DC), default out of AS-i |
- |
Recording of analog values |
BW2537 |
| Heating/air conditioning |
heating/air conditioning (valves) |
surface-mounted box |
IP54 |
- |
4 x electronic |
- |
- |
- |
out of AUX |
Controlling valves and heating valves |
BW2138 |
 |
connection to EnOcean |
connection to EnOcean |
white |
IP40 |
31 x 4 |
EnOcean |
8 x 6 |
EnOcean |
out of AS-i |
- |
- |
BW2375 |
| connection to EnOcean |
connection to EnOcean |
black |
IP40 |
31 x 4 |
EnOcean |
8 x 6 |
EnOcean |
out of AS-i |
- |
- |
BW2473 |
 |
connection to EnOcean, surface-mounted box |
connection to EnOcean |
surface-mounted box |
IP40 |
31 x 4 |
EnOcean |
8 x 6 |
EnOcean |
out of AS-i |
- |
- |
BW2580 |
 |
connection to MP-Bus |
connection to MP-Bus |
- |
IP54 |
- |
- |
- |
- |
out of AS-i |
out of AUX |
- |
BW2406 |
 |
IP65, 3 x PG |
I/O modules |
3 x PG |
IP65 |
- |
- |
2 x 4 … 20 mA |
- |
selectable, out of AS-i or out of AUX, Default out of AS-i |
- |
- |
BWU1232 |
| IP65, 3 x PG |
I/O modules |
3 x PG |
IP65 |
- |
- |
2 x 0 ... 10 V |
- |
selectable, out of AS-i or out of AUX, Default out of AS-i |
- |
- |
BWU1233 |
| IP65, 3 x PG |
I/O modules |
3 x PG |
IP65 |
- |
- |
- |
2 x 0 ... 20 mA |
- |
selectable, out of AS-i or out of AUX, default out of AS-i |
- |
BWU1234 |
| IP65, 3 x PG |
I/O modules |
3 x PG |
IP65 |
- |
- |
- |
2 x 0 … 10 V |
- |
selectable, out of AS-i or out of AUX, default out of AS-i |
- |
BWU1235 |
 |
IP65, 8 x PG |
I/O modules |
8 x PG |
IP65 |
- |
- |
4 x Pt100 |
- |
out of AS-i |
- |
- |
BWU1254 |
| IP65, 8 x PG |
I/O modules |
8 x PG |
IP65 |
- |
- |
4 x Pt1000 |
- |
out of AS-i |
- |
- |
BWU1509 |
 |
IP20, 25 mm x 105 mm, 6 x COMBICON |
I/O modules |
6 x COMBICON |
IP20 |
- |
- |
4 x thermocouple type J |
- |
out of AS-i |
- |
- |
BWU1933 |
| IP20, 25 mm x 105 mm, 6 x COMBICON |
I/O modules |
6 x COMBICON |
IP20 |
- |
- |
4 x thermocouple type K |
- |
out of AS-i |
- |
- |
BWU2243 |
 |
PCB, flush-mounted module, coated |
I/O modules |
coated |
IP00, thick coated |
4 |
- |
- |
- |
out of AS-i |
- |
- |
BW2388 |
 |
PCB building automation |
I/O modules |
OEM board |
IP00 |
4 |
3 x electronic |
- |
- |
out of AUX |
out of AUX |
- |
BW2128 |
Active Distributors AS-i, IP67/IP20
| Figure |
Type |
Housing |
Protection rating 1 |
Inputs digital |
Outputs digital |
Input voltage (sensor supply)10 |
Output voltage (actuator supply) 11 |
Flat design, installation in cable duct possible 13 |
LED status display 14 |
Connection 15 |
Round cable16 |
AS-i connection 17 |
AS-i address12 |
Article No. |
 |
Active distributor AS-i |
depth: 35 mm |
IP67 |
4 |
4 x electronic |
out of AS-i |
out of AUX |
yes, depth: 35 mm |
yes |
2 x round cables/connecting wires |
1 m |
AS-i profile cable |
1 AB Slave |
BW3317 |
| Active distributor AS-i |
depth: 35 mm |
IP67 |
4 |
4 x electronic |
out of AS-i |
out of AS-i |
yes, depth: 35 mm |
yes |
2 x round cables/connecting wires |
1 m |
AS-i profile cable |
1 AB Slave |
BW3326 |
 |
Active distributor AS-i |
depth: 19 mm |
IP67 |
- |
4 x electronic |
- |
out of AUX |
yes, depth: 19 mm |
yes |
1 x round cable/connecting wires |
1 m |
AS-i profile cable |
1 AB Slave |
BW3300 |
 |
Active distributor AS-i |
depth: 19 mm |
IP20 |
4 |
- |
out of AUX |
- |
yes, depth: 19 mm |
yes |
8 x push in terminals |
no |
AS-i profile cable |
1 AB Slave |
BW3349 |
| Active distributor AS-i |
depth: 19 mm |
IP20 |
3 |
1 x electronic |
out of AUX |
out of AUX |
yes, depth: 19 mm |
yes |
8 x push in terminals |
no |
AS-i profile cable |
1 AB Slave |
BW3414 |
| Active distributor AS-i |
depth: 19 mm |
IP20 |
- |
4 x electronic |
- |
out of AUX |
yes, depth: 19 mm |
yes |
8 x push in terminals |
no |
AS-i profile cable |
1 AB Slave |
BWU3342 |
I/O Modules for installation in control cabinets/decentralized control cabinets, IP20
- Robust, Stainless Steel in IP20
- Cost efficient solution in IP20, 22,5 mm
-
| Figure |
Type |
Model |
Housing |
Protection rating 1 |
Inputs digital |
Outputs digital |
Input voltage (sensor supply) 10 |
Output voltage (actuator supply) 11 |
AS-i address 12 |
Article No. |
 |
Stainless Steel in IP20, depth: 45 mm |
I/O modules |
depth: 45 mm |
IP20 |
4 |
4 x relay |
out of AS-i |
- |
1 Single Slave |
BW1926 |
| Stainless Steel in IP20, depth: 45 mm |
I/O modules |
depth: 45 mm |
IP20 |
4 |
3 x relay |
out of AS-i |
- |
1 AB Slave |
BW1808 |
| Stainless Steel in IP20, depth: 45 mm |
I/O modules |
depth: 45 mm |
IP20 |
4 |
4 x electronic |
out of AUX |
out of AUX |
1 AB Slave |
BWU1907 |
| Stainless Steel in IP20, depth: 45 mm |
I/O modules |
depth: 45 mm |
IP20 |
4 |
4 x electronic |
out of AUX |
out of AUX |
1 Single Slave |
BWU2565 |
| Stainless Steel in IP20, depth: 45 mm |
I/O modules |
depth: 45 mm |
IP20 |
8 |
- |
out of AUX |
- |
2 AB Slaves |
BWU2077 |
| Stainless Steel in IP20, depth: 45 mm |
I/O modules |
depth: 45 mm |
IP20 |
- |
8 x electronic |
- |
out of AUX |
2 AB Slaves |
BWU2078 |
 |
Stainless Steel in IP20, depth: 90 mm |
I/O modules |
depth: 90 mm |
IP20 |
4 |
4 x relay |
out of AS-i |
- |
1 Single Slave |
BW2555 |
| Stainless Steel in IP20, depth: 90 mm |
I/O modules |
depth: 90 mm |
IP20 |
8 |
- |
out of AUX |
- |
2 AB Slaves |
BWU2556 |
 |
IP20, 22,5 mm x 92 mm, 4 x COMBICON |
I/O modules |
4 x COMBICON |
IP20 |
4 |
4 x electronic |
out of AUX |
out of AUX |
1 AB Slave |
BWU3559 |
 |
IP20, 22,5 mm x 114 mm, 4 x COMBICON |
I/O modules |
3 x COMBICON |
IP20 |
4 |
- |
out of AUX |
- |
1 AB Slave |
BWU2723 |
| IP20, 22,5 mm x 114 mm, 4 x COMBICON |
I/O modules |
4 x COMBICON |
IP20 |
4 |
4 x electronic |
out of AUX |
out of AUX |
1 AB Slave |
BWU1938 |
| IP20, 22,5 mm x 114 mm, 4 x COMBICON |
I/O modules |
4 x COMBICON |
IP20 |
4 |
4 x electronic |
out of AUX |
out of AUX |
1 Single Slave |
BWU2759 |
| IP20, 22,5 mm x 114 mm, 4 x COMBICON |
I/O modules |
4 x COMBICON |
IP20 |
8 |
- |
out of AUX |
- |
2 AB Slaves |
BWU2721 |
 |
IP20, 22,5 mm x 114 mm, 6 x COMBICON |
I/O modules |
6 x COMBICON |
IP20 |
8 |
8 x electronic |
out of AUX |
out of AUX |
2 AB Slaves |
BWU2490 |
| IP20, 22,5 mm x 114 mm, 6 x COMBICON |
I/O modules |
6 x COMBICON |
IP20 |
8 |
8 x electronic |
out of AUX |
out of AUX |
2 Single Slaves |
BWU2800 |
I/O Modules for installation on ceiling, walls and floor, IP54
| Figure |
Type |
Model |
Housing |
Protection rating 1 |
Inputs digital |
Outputs digital |
Input voltage (sensor supply) 10 |
Output voltage (actuator supply) 11 |
AS-i address 12 |
Article No. |
 |
I/O in surface-mounted box |
I/O modules |
surface-mounted box |
IP54 |
4 |
3 x electronic |
out of AUX |
out of AUX |
1 AB Slave |
BW2139 |
| I/O in surface-mounted box |
I/O modules |
surface-mounted box |
IP54 |
4 |
4 x electronic |
out of AUX |
out of AUX |
1 AB Slave |
BW2137 |
| I/O in surface-mounted box |
I/O modules |
surface-mounted box |
IP54 |
4 |
4 x electronic |
out of AUX |
out of AUX |
1 Single Slave |
BW2175 |
| I/O in surface-mounted box |
I/O modules |
surface-mounted box |
IP54 |
4 |
- |
out of AUX |
- |
1 Single Slave |
BW2466 |
Passive Distributors AS-i, IP67