Estimated Lead Time : 4-6 Weeks
Manufacturer : BECKHOFF
Part Number : BC7300
Modbus Bus Terminal Controller
Programming : TwinCAT (via programming interface or fieldbus)
Program memory : 32/96 kbytes
Data memory : 32/64 kbytes
Remanent data : 512 bytes
Runtime system : 1 PLC task
PLC cycle time : approx. 3 ms for 1,000 instructions (without I/O cycle, K-bus)
Programming languages : IEC 61131-3 (IL, LD, FBD, SFC, ST)
Online change : -
Number of Bus Terminals : 64
Max. number of bytes fieldbus : 512 byte input and 512 byte output
Digital peripheral signals : 256 inputs/outputs
Analog peripheral signals : 128 inputs/outputs
Protocol : RTU/ASCII (default: RTU)
Configuration possibility : by rotary switch or KS2000
Data transfer rates : 150, 300, 600, 1200, 2400, 4800, 9600, 19,200, 38,400 baud (default: 9600 baud)
Bus interface : D-sub 9-pin, RS485
Input current : 70 mA + (total K-bus current)/4, 500 mA max.
Starting current : 2.5 x continuous current
Recommended fuse : ≤ 10 A
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 : 0…+55 °C/-25…+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, DNV GL
Ex marking : II 3 G Ex nA IIC T4 Gc
Design form : compact terminal housing with signal LEDs
Material : polycarbonate
Dimensions (W x H x D) : 51 mm x 100 mm x 69 mm
Installation : on 35 mm DIN rail, conforming to EN 60715 with lock
Side by side mounting by means of : double slot and key connection
Marking : labeling of the BZxxx series
Wiring : solid conductor (e), flexible conductor (f) and ferrule (a): spring actuation by screwdriver
Connection cross-section :
s*: 0.08…2.5 mm²,
st*: 0.08…2.5 mm²,
f*: 0.14…1.5 mm²
*s: solid wire; st: stranded wire; f: with ferrule
Stripping length : 8…9 mm
Current load power contacts : Imax: 10 A
Shipping weight : 3 kg