DI840

Overview

DI840 is a digital input module from ABB designed for high-accuracy event recording and groupwise isolation, making it ideal for industrial applications.

Input Characteristics

• Input Voltage Range ("0"): -30 to +5 V

• Input Voltage Range ("1"): 11 to 30 V

• Input Impedance: 3.3 kΩ

• Filter Times (Selectable): 0 to 127 ms

Performance and Electrical

• Current Limiting: Built-in current-limited sensor power

• Maximum Field Cable Length: 600 meters (656 yards)

• Event Recording Accuracy: 0 ms / +1.3 ms

• Event Recording Resolution: 1 ms

• Rated Insulation Voltage: 50 V

• Dielectric Test Voltage: 500 V AC

• Power Dissipation: Typ. 2.7 W

• Current Consumption (+5 V Modulebus): 100 mA

• Current Consumption (+24 V External): 15 mA + transducer power, Max. 335 mA

Diagnostics and Supervision

• Front LEDs: F(ault), R(un), W(arning), Channel 1-16 Status

• Supervision: Process power, Internal circuitry

• Status Indication: Module Error, Module Warning, Channel Error

Dimensions

• Width: 45 mm (1.77”)

• Depth: 102 mm (4.01”), 111 mm (4.37”) including connector

• Height: 119 mm (4.7”)

• Weight: 0.15 kg (0.33 lbs.)

---