X20DI4371 B&R X20 Module - B&R Supplier in China

Products Mode: X20DI4371
Place of Origin: AT

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X20DI4371 B&R X20 Module
  • 4 digital inputs
  • Sink connection
  • 3-wire connections
  • 4 counter inputs with 1 kHz counter frequency
  • 24 VDC and GND for sensor supply
  • Software input filter can be configured for entire module

The module is equipped with 4 inputs for 3-wire connections.


Short description
I/O module 4 digital inputs 24 VDC for 3-wire connections
General information
B&R ID code 0x1B92
Status indicators I/O function per channel, operating state, module status
Module run/error Yes, using LED status indicator and software
Power consumption  
Bus 0.14 W
Internal I/O 0.59 W
Additional power dissipation caused by actuators (resistive) [W] -
CE Yes
ATEX Zone 2, II 3G Ex nA nC IIA T5 Gc
IP20, Ta (see X20 user's manual)
FTZÚ 09 ATEX 0083X
UL cULus E115267
Industrial control equipment
HazLoc cCSAus 244665
Process control equipment
for hazardous locations
Class I, Division 2, Groups ABCD, T5
DNV Temperature: B(0 - 55°C)
Humidity: B(up to 100%)
Vibration: B(4 g)
EMC: B(bridge and open deck)
KR Yes
KC Yes
Digital inputs
Nominal voltage 24 VDC
Input characteristics per EN 61131-2 Type 1
Input voltage 24 VDC -15% / +20%
Input current at 24 VDC Typ. 3.75 mA
Input circuit Sink
Input filter  
Hardware ≤100 μs
Software Default 1 ms, configurable between 0 and 25 ms in 0.2 ms increments
Connection type 3-wire connections
Input resistance Typ. 6.4 kΩ
Switching threshold  
Low <5 VDC
High >15 VDC
Insulation voltage between channel and bus 500 Veff
Event counters
Quantity 4
Signal form Square wave pulse
Evaluation Configurable edge event, cyclical counter
Input frequency Max. 1 kHz
Counter 1 Input 1
Counter 2 Input 2
Counter 3 Input 3
Counter 4 Input 4
Counter frequency Max. 1 kHz (if input filter switched off)
Counter size 16-bit
Sensor power supply
Power consumption Max. 12 W 
Voltage Module power supply minus voltage drop for short-circuit protection
Voltage drop for short-circuit protection at 500 mA Max. 2 VDC
Summation current 0.5 A
Short-circuit proof Yes
Electrical properties
Electrical isolation Channel isolated from bus
Channel not isolated from channel
Operating conditions
Mounting orientation  
Horizontal Yes
Vertical Yes
Installation elevation above sea level  
0 to 2000 m No limitation
>2000 m Reduction of ambient temperature by 0.5°C per 100 m
Degree of protection per EN 60529 IP20
Ambient conditions
Horizontal mounting orientation -25 to 60°C
Vertical mounting orientation -25 to 50°C
Derating -
Storage -40 to 85°C
Transport -40 to 85°C
Relative humidity  
Operation 5 to 95%, non-condensing
Storage 5 to 95%, non-condensing
Transport 5 to 95%, non-condensing
Mechanical properties
Note Order 1x terminal block X20TB12 separately.
Order 1x bus module X20BM11 separately.
Pitch 12.5+0.2mm