AI845

Product Overview

• Model: AI845

• Type: Analog Input Module

• Resolution: 12 bit

Input Characteristics

• Input Impedance:

• Voltage input: 10 MΩ

• Current input: 250 Ω

• 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

Performance

• Update Cycle Time: 10 ms

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

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

• Max Input Voltage (Non-Destructive): 11 V d.c.

• NMRR (50/60Hz): > 40 dB

Electrical Ratings

• Rated Insulation Voltage: 50 V

• Dielectric Test Voltage: 500 V a.c.

• Power Dissipation: 3.5 W

• Current Consumption (5 V Modulebus): 100 mA

• Current Consumption (24 V Modulebus): 50 mA

• Current Consumption (24 V External): Max. 265 mA (22 mA + transmitter current * 1.32)

Compatibility

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

• Keying Code: CC

Dimensions & Weight

• Width: 45 mm (1.77”)

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

• Height: 119 mm (4.7”)

• Weight: 0.23 kg (0.51 lbs.)

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