ABB DI818 Digital Input Module 3BSE069052R1

Overview

The DI818 Digital Input Module is part of ABB’s S800 I/O series and is designed for 24V DC inputs with current sinking. This module features 32 channels, organized into two isolated groups of 16 channels, each equipped with voltage supervision for reliability and error detection. The DI818 offers flexible digital filtering options and is ideal for industrial applications requiring high-precision input signal processing.

Technical Specifications

• Brand: ABB
• Model: DI818
• Voltage Range: 18-30 V DC (process power supply)
• Input Voltage for Logic “1”: +11 to +30 V
• Input Voltage for Logic “0”: -30 to +5 V
• Nominal Current: 4.3 mA @ 24 V DC
• Current for Logic “1”: > 3.2 mA
• Current for Logic “0”: < 2.6 mA
• Input Impedance: 5.6 kΩ @ 24 V DC
• Filter Times: 2, 4, 8, 16 ms
• Field Cable Length: Max. 600 meters
• Process Voltage Supervision: 2 channels (one per group)
• Power Dissipation: 3.1 W
• Current Consumption (Modulebus): 70 mA
• Rated Insulation Voltage: 50 V
• Dielectric Test Voltage: 500 V AC
• Module Termination Units: TU830, TU818, TU819
• MTU Keying Code: EA
• Current Consumption (24V Power Supply): 25 mA
• Isolation: Groupwise isolated (RIV 50V) from ground

FAQ

Q1: What is the input voltage range for the 3BSE069052R1 module?
A1:It supports a voltage range of 18 to 30 V DC for the process power supply. The input voltage for a logic “1” is +11 to +30 V, and for a logic “0,” it is -30 to +5 V.

Q2: What kind of isolation does the 3BSE069052R1 provide?
A2: It offers groupwise isolation with a rated insulation voltage of 50 V, ensuring protection against electrical faults.

Q3: How long can the field cables be?
A3: It supports field cables up to 600 meters (656 yards), offering flexibility in large installations.

Q4: Can the 3BSE069052R1 module filter noise?
A4: Yes, it allows for digital filtering with selectable times of 2, 4, 8, and 16 ms to ensure stable operation by filtering out noise pulses.

Q5: Which termination units are compatible with the 3BSE069052R1?
A5: It is compatible with the TU830, TU818, and TU819 termination units.

For more detailed information, please check official datasheet: S800_I_O_Modules_and_Termination_Units