Product Description: 7DI140.70

1. Product Overview

The 7DI140.70 is a high-density, high-speed digital input module from B&R Automation, belonging to the 2003 System series. It provides 10 sink-type 24 VDC digital inputs, supporting high-speed event counting and position detection. Designed for real‑time industrial signal acquisition, it integrates seamlessly with B&R 2003‑series controllers for factory automation, motion control, and high‑speed monitoring applications.

2. Core Specifications

Basic Parameters

• Model: 7DI140.70

• Manufacturer: B&R Automation

• Series: 2003 System (Screw‑in I/O Module)

• Weight: 100 g

• Dimensions (L×W×H): 90 mm × 30 mm × 22 mm

• Installation: Screw‑in type (compatible with B&R 2003 backplane)

• Required Accessory: Terminal block TB712 (ordered separately)

Electrical Characteristics

• Input Channels: 10 × 24 VDC (sink type)

• Logic Levels:

  • 0: 0–5 VDC

  • 1: 11–30 VDC

• Input Current: 7 mA per channel

• Power Supply: 24 VDC (±10%)

• Power Consumption: 2 W

High‑Speed Features

• Event Counters: 2 inputs for event counting or direction‑dependent position detection

• Max. Input Frequency: 50 kHz (counter inputs)

• High‑Speed Inputs: 4 inputs for gate/frequency measurement (CPU interface only)

• Response Time: ≤1 μs

• Filtering: Programmable filter time (noise suppression)

Environmental & Certification

• Operating Temperature: −25 °C to +60 °C

• Storage Temperature: −40 °C to +85 °C

• Shock/Vibration: 15 g (11 ms); 1.5 g (10–150 Hz)

• Certifications:

  • CE / UKCA (EU/UK compliance)

  • cULus HazLoc: Class I, Division 2, Groups ABCD (hazardous locations)

• Protection Class: IP20 (industrial enclosure)

3. Key Features

1. 10‑Channel 24 VDC Sink Inputs: High‑density signal acquisition for standard industrial sensors and switches.

2. 50 kHz High‑Speed Counting: Two dedicated counter inputs for precise motion/position monitoring.

3. Four High‑Speed Inputs: For gate control and frequency measurement (CPU‑direct interface).

4. Programmable Filtering: Adjustable filter time to suppress EMI/RFI noise in harsh environments.

5. Industrial‑Grade Reliability: Wide temperature tolerance, shock/vibration resistance, and hazardous‑location certification.

6. Easy Integration: Screw‑in design for fast installation; compatible with B&R 2003‑series CPUs (e.g., 7CP476‑020.9).

4. Typical Applications

• Factory Automation: Production line signal monitoring, limit switch/photoeye sensing.

• Motion Control: High‑speed pulse counting, encoder signal acquisition, position tracking.

• Process Industry: On/off sensor monitoring in chemical, pharmaceutical, and food & beverage.

• Hazardous Areas: Oil/gas and petrochemical plants (Class I, Division 2 compliance).

• High‑Speed Machinery: CNC equipment, packaging machines, and robotic systems.

5. Ordering Information

• Model Number: 7DI140.70

• Mandatory Accessory: TB712 (terminal block, sold separately)

• Compatible Controllers: B&R 2003‑series CPUs (e.g., 7CP476‑020.9)

6. Warranty & Support

• Warranty: 12‑month manufacturer’s warranty (new, unused products).

• Technical Support: Global B&R support for configuration, programming, and maintenance.