Electronics data for FSC11B communication module

Function	Terminal	Designation	Data
System bus (SBus)	X46:1 X46:2 X46:3 X46:4 X46:5 X46:6 X46:7	SC11: SBus high SC12: SBus low GND: Reference potential SC21: SBus high SC22: SBus low GND: Reference potential 24VIO: Auxiliary voltage / External voltage supply	CAN bus according to CAN specification 2.0, parts A and B, transmission technology according to ISO 11898, max. 64 stations, terminating resistor (120 Ω) can be activated using DIP switch S1.
Service interface	X44 RJ10	Service interface	EIA standard, 9.6 kBd Connection: Only for service purposes, solely for point-to-point connection Maximum cable length 3 m (10 ft)
RS485 interface	X45:H X45:L X45:'	ST11: RS485+ ST12: RS485– GND: Reference potential	EIA standard, 9.6 kBd, max. 32 stations Maximum cable length 200 m (656 ft) Dynamic terminating resistor with fixed installation

Function

Terminal

Designation

Data

System bus (SBus)

X46:1

X46:2

X46:3

X46:4

X46:5

X46:6

X46:7

SC11: SBus high

SC12: SBus low

GND: Reference potential

SC21: SBus high

SC22: SBus low

GND: Reference potential

24VIO: Auxiliary voltage /

External voltage supply

CAN bus according to CAN specification 2.0, parts A and B, transmission technology according to ISO 11898, max. 64 stations, terminating resistor (120 Ω) can be activated using DIP switch S1.

Service interface

X44

RJ10

Service interface

EIA standard, 9.6 kBd

Connection: Only for service purposes, solely for point-to-point connection

Maximum cable length 3 m (10 ft)

RS485 interface

X45:H

X45:L

X45:'

ST11: RS485+

ST12: RS485–

GND: Reference potential

EIA standard, 9.6 kBd, max. 32 stations

Maximum cable length 200 m (656 ft)

Dynamic terminating resistor with fixed installation

The terminal cross-section for all terminals of the FSC11B is:

1.5 mm² (AWG15) without conductor end sleeves
1.0 mm² (AWG17) with conductor end sleeves