DI811

Overview

The ABB DI811 is a 48 V d.c. digital input module with 16 channels, offering flexible input voltage ranges, selectable filter times, and excellent isolation for industrial applications.

Electrical Specifications

• Input Voltage Range ("0"): -60…+10 V

• Input Voltage Range ("1"): 30…60 V

• Input Impedance: 11 kΩ

• Current Limiting: Sensor power can be current-limited by the MTU

• Power Dissipation: Typ. 2.7 W

• Current Consumption (5 V Modulebus): 50 mA

• Current Consumption (24 V Modulebus): 0

• Current Consumption (24 V External): 0

Signal Processing

• Filter Times (Selectable): 2, 4, 8, 16 ms

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

Isolation & Safety

• Isolation: Groupwise isolated from ground, 2 groups with 8 channels

• Rated Insulation Voltage: 50 V

• Dielectric Test Voltage: 500 V a.c.

Environmental Certification

• CE Mark: Yes

• Electrical Safety: EN 61010-1, UL 61010-1, EN 61010-2-201, UL 61010-2-201

• Hazardous Location: C1 Div 2 cULus, C1 Zone 2 cULus, ATEX Zone 2

• Marine Certification: ABS, BV, DNV, LR

• Temperature (Operating): 0 to +55 °C (+32 to +131 °F), approvals are issued for +5 to +55 °C

• Temperature (Storage): -40 to +70 °C (-40 to +158 °F)

• Relative Humidity: 5 to 95%, non-condensing

• Max Ambient Temperature: 55 °C (131 °F), for vertical mounting in compact MTU 40 °C (104 °F)

Physical Characteristics

• 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.)

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