01
OFFICIAL INPUT DATA
Signal, filter & isolation specifications
B&R input characteristics arranged for sensor wiring, switching thresholds, filtering, power and environmental checks.
Number of inputs8
Nominal input voltage24 VDC
Input voltage tolerance-15% / +20%
Input circuitSink
Connection type1-wire
Input characteristicsEN 61131-2 Type 1
Input currentTypically 3.75 mA at 24 VDC
Input resistanceTypically 6.4 kΩ
Hardware filter≤100 µs
Software filter default1 ms
Software filter range0 to 25 ms in 0.2 ms increments
Low switching threshold<5 VDC
High switching threshold>15 VDC
Isolation test voltage500 Veff between channel and bus
Electrical isolationInput group isolated from bus
Bus power consumption0.18 W
External I/O consumption1.2 W
DiagnosticsRun/error by status LED and software
Status indicatorsChannel function, operating state and module status
B&R ID code0xA4AB
Degree of protectionIP20
Operating temperature-25 to 60°C horizontal; -25 to 50°C vertical
Storage and transport temperature-40 to 85°C
Relative humidity5 to 95%, non-condensing
Installation elevation0 to 2000 m without limitation
Horizontal mountingYes, horizontal orientation
Vertical mountingYes, vertical orientation
Compatible bus modulesX20BM11 or X20BM15
Required terminal blockX20TB12
Module pitch12.5 +0.2 mm
