Product Description: 7DO135.70

1. Product Overview

The 7DO135.70 is a 4‑channel high‑speed FET digital output module from B&R Automation, belonging to the 2003 System series. It provides 12–24 VDC push/pull outputs with fast switching, designed for high‑speed actuator control, PWM generation, and general‑purpose on/off control in industrial automation. The screw‑in form factor enables easy integration with B&R 2003‑series CPUs and backplanes.

2. Core Specifications

Basic Parameters

• Model: 7DO135.70

• Manufacturer: B&R Automation

• Series: 2003 System (screw‑in I/O module)

• Weight: Approx. 100 g

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

• Installation: Screw‑in type (2003 backplane)

• Required Accessory: Terminal block TB712 (ordered separately)

Electrical Characteristics

• Output Channels: 4 × FET (push/pull)

• Switching Voltage: 12–24 VDC (min. 11.4 VDC, max. 30 VDC)

• Continuous Current: 0.1 A per channel (max. 0.4 A total)

• Max. Switching Frequency: 100 kHz

• Residual Voltage: ≤ 0.6 V @ 0.1 A

• Capacitive Load: Max. 20 nF

• Power Consumption: Max. 0.2 W

• Protection: Reverse polarity, short circuit, overload

Operational Modes

• Standard On/Off: Basic digital output control

• PWM Mode: Pulse‑width modulation (adjustable period, width, resolution)

• TPU Mode: High‑speed output control via Time Processing Unit (TPU)

Environmental & Certification

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

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

• Coating: Conformal coating (condensation & corrosive gas resistance)

• Certifications: CE, UKCA, cULus, HazLoc (Class I, Div. 2, Groups ABCD)

• Protection Class: IP20

3. Key Features

1. 4‑Channel High‑Speed FET Outputs: 100 kHz switching for fast‑response applications.

2. Flexible Output Modes: Standard on/off, PWM, and TPU‑controlled high‑speed outputs.

3. Robust Protection: Short‑circuit, overload, and reverse‑polarity protection safeguard the module and load.

4. Conformal Coating: Withstands condensation and corrosive gases (tested per BMW GS 95011‑4 and EN 60068‑2‑60).

5. Compact Screw‑In Design: Easy installation and replacement on 2003‑series backplanes.

6. Diagnostic LEDs: Real‑time status indication for outputs and faults.

4. Typical Applications

• Factory Automation: High‑speed solenoid/valve control, relay driving, and actuator control.

• Motion Control: PWM‑based motor/actuator control and high‑speed pulse output.

• Process Industry: On/off control of pumps, valves, and alarms in harsh environments.

• Packaging Machinery: Fast switching of actuators and pneumatic components.

• Hazardous Areas: Class I, Division 2 locations (oil/gas, petrochemical).

5. Ordering Information

• Model Number: 7DO135.70

• 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 technical support for configuration, programming, and maintenance.