ABB AI845 3BSE023675R1 Analog Input Module

Overview

The AI845 Analog Input Module is designed for single or redundant applications. It features 8 channels, each of which can be configured for either voltage or current input when used with specific MTUs.

General Information:

• Article Number: 3BSE023675R1
• Type: Analog Input
• Signal Specifications:
  • 0..20 mA, 4..20 mA, 0..5 V, 1..5 V
• Number of Channels: 8
• Signal Type: Unipolar single-ended
• HART: Yes
• Redundancy: Yes
• Intrinsic Safety: No
• Mechanics: S800

Detailed Data:

• Resolution: 12-bit
• Input Impedance:
  • 10 MΩ (Voltage input)
  • 250 Ω (Current input)
• Isolation: Groupwise isolated from ground
• Under/Over Range:
  • 0 / +15% (0..20 mA, 0..5 V)
  • -12.5% / +15% (4..20 mA, 1..5 V)
• Error: Max. 0.1%
• Temperature Drift: Max. 50 ppm/°C
• Input Filter (Rise Time 0-90%): 290 ms
• Update Cycle Time: 10 ms
• Current Limiting: Built-in current-limited transmitter power
• Max. Field Cable Length: 600 meters (656 yards)
• Max. Input Voltage (Non-Destructive): 11 V DC
• NMRR (50Hz, 60Hz): > 40 dB
• Rated Insulation Voltage: 50 V
• Dielectric Test Voltage: 500 V AC
• Power Dissipation: 3.5 W
• Current Consumption (Modulebus +5V): 100 mA
• Current Consumption (Modulebus +24V): 50 mA
• Current Consumption (External +24V): Max. 265 mA (22 mA + transmitter current * 1.32)

Diagnostics:

• Front LED Indicators:
  • F(ault), R(un), W(arning)
• Supervision:
  • Module Error (analog read back, reference voltage, internal power supply, checksum, watchdog, and memory error)
  • Internal Channel Error (low pass filter, multiplexer, test channel error)
  • External Channel Error (external power supply low, transmitter power, external shunt error)
• Status Indication:
  • Module Error, Module Warning, Channel Error

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: BV, DNV, LR
• Temperature:
  • Operating: 0 to +55°C (+32 to +131°F)
  • Storage: -40 to +70°C (-40 to +158°F)
• Pollution Degree: Degree 2 (IEC 60664-1)
• Corrosion Protection: ISA-S71.04: G3
• Relative Humidity: 5 to 95%, non-condensing
• Protection Class: IP20 (IEC 60529)
• EMC: EN 61000-6-4, EN 61000-6-2
• RoHS Compliance: DIRECTIVE/2011/65/EU (EN 50581:2012)
• WEEE Compliance: DIRECTIVE/2012/19/EU

Mechanical Specifications:

• Dimensions:
  • Width: 45 mm (1.77”)
  • Depth: 102 mm (4.01”), 111 mm (4.37”) including connector
  • Height: 119 mm (4.7”)
• Weight: 0.23 kg (0.51 lbs.)

Compatibility:

• Use with MTU:
  • TU810, TU812, TU814, TU818, TU830, TU833, TU835, TU838, TU844, TU845, TU854
• Keying Code: CC