BK3120 | BECKHOFF | PROFIBUS Economy plus Bus Coupler

Estimated Lead Time: 4-6 Weeks

Manufacturer: BECKHOFF

Part No.: BK3120

Product Type: PROFIBUS Economy plus Bus Coupler

Number of Bus Terminals: 64 (255 with K-bus extension)

Digital peripheral signals: max. 1020 inputs/outputs

Analog peripheral signals: max. 64 inputs/outputs

Configuration possibility: Via the KS2000 configuration software or the controller

Max. number of bytes (inputs and outputs): 128 bytes

Baud rate (automatic detection): up to max. 12 Mbaud

Bus connection: 1 x D-sub plug, 9-pin with shielding

Power supply: 24 VDC (-15 % /+20 %)

Input current: 70 mA + (total K bus current)/4, max. 500 mA

Starting current: 2.5 x continuous current

Recommended fuse: maximum 10 A

K-bus current up to: 1750 mA

Power contact voltage: maximum 24 VDC

Power contact current load: maximum 10 A

Electrical isolation: Power contact / supply / fieldbus

Dielectric strength: 500 V (power contact / supply / fieldbus)

Weight: approx. 170 g

Permissible ambient temperature (operation): -25°C … +60°C

Permissible ambient temperature (storage): -25°C … +85°C

Permissible 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

Protection class / Installation position: IP20 / variable

Shipping Weight: 1.5 kg