Technical data | BK3120 |
---|---|
Number of Bus Terminals | 64 (255 with K-bus extension) |
Max. number of bytes fieldbus | 128 byte input and 128 byte output |
Data transfer rates | automatic detection up to 12 Mbaud |
Bus interface | 1 x D-sub 9-pin socket with shielding |
Power supply | 24 V DC (-15 %/+20 %) |
Input current | 70 mA + (total K-bus current)/4, 500 mA max. |
Current supply K-bus | 1750 mA |
Power contacts | max. 24 V DC/max. 10 A |
Electrical isolation | 500 V (power contact/supply voltage/fieldbus) |
Weight | approx. 170 g |
Operating/storage temperature | -25…+60 °C/-40…+85 °C |
Relative humidity | 95 %, no condensation |
Vibration/shock resistance | conforms to EN 60068-2-6/EN 60068-2-27 |
EMC immunity/emission | conforms to EN 61000-6-2/EN 61000-6-4 |
Protect. rating/installation pos. | IP20/variable |
Approvals/markings | CE, UL, ATEX, IECEx, DNV GL, cFMus |
Ex marking | ATEX: II 3 G Ex nA IIC T4 Gc IECEx: Ex ec IIC T4 Gc cFMus: Class I, Division 2, Groups A, B, C, D Class I, Zone 2, AEx ec IIC T4 Gc |