Digital guide

You are here:

B&R 7IF371.70-1

Product Series: X20 I/O System (7IF Series)

Model Number: 7IF371.70-1

Product Introduction:
The B&R 7IF371.70-1 is a 16-channel digital input module from the B&R X20 distributed I/O family. It provides high-density binary signal acquisition for applications requiring a large number of discrete inputs. The module features sink/source configurable inputs with individually adjustable input filters.

Detailed content

Technical Specifications:

  • Number of Channels: 16 digital inputs
  • Input Voltage: 24 V DC
  • Input Type: Sink / Source (configurable per group of 8 channels)
  • Logic “1” Threshold: ≥ 15 V DC (for 24 V DC systems)
  • Logic “0” Threshold: ≤ 10 V DC (for 24 V DC systems)
  • Input Current (per channel): 4 mA (typical, at 24 V DC)
  • Input Filter Time: 0.1 ms to 25.6 ms (configurable per channel group)
  • Response Time: 250 µs (maximum, with minimum filter setting)
  • Input Isolation: Optocoupled, 500 V DC isolation between channels and bus
  • Bus Connection: X20 system bus (X2X connector)

Electrical Specifications:

  • Supply Voltage (L+): 24 V DC (±20%)
  • Supply Voltage (M): 0 V (common reference)
  • Current Consumption from Bus: 150 mA (typical)
  • Power Dissipation: 3.6 W (maximum)

Mechanical Specifications:

  • Module Width: 45 mm (standard X20 module width)
  • Housing Material: Glass-fiber reinforced polyamide (PA66-GF30)
  • Protection Rating: IP20 (when mounted in X20 base/chassis)
  • Operating Temperature Range: -25°C to +70°C
  • Storage Temperature Range: -40°C to +85°C
  • Relative Humidity: 5% to 95% (non-condensing)
  • Dimensions (W × H × D): 45 × 90 × 75 mm
  • Weight: Approximately 0.08 kg

Status Indicators:

  • Green LED per channel: Indicates logic “1” (input active)
  • Red LED per channel: Indicates logic “0” (input inactive)

Input Filter Configuration:

  • Filter Range: 0.1 ms / 0.2 ms / 0.5 ms / 1.0 ms / 2.0 ms / 5.0 ms / 10.0 ms / 25.6 ms
  • Configurable via Automation Studio software

Installation Requirements:

  • Mounted on X20 base module (e.g., 7XX400 series) or X20 chassis
  • DIN rail mountable via base module
  • Spring-loaded push-in terminals for field wiring

Applicable Industries:
General automation, packaging machines, bottling lines, conveyor systems, material handling, process automation, automotive manufacturing.

Certifications:

  • CE marking
  • UL 508 (File E74839)
  • C-Tick
  • KC

You may also like