AAI835-S53

Product Overview

The AAI835-S53 is an Analog Input/Output Module designed for Yokogawa's CENTUM VP and CENTUM CS 3000 Distributed Control Systems.

Suffix Codes

-S Standard type without HART communication
-H With HART digital communication

5 No explosion protection
E With explosion protection

0 Basic type configuration
3 With ISA Standard G3 conformal coating and wide temperature range (-20 to 70 °C)

Technical Specifications

Number of Channels: 8 channels total, 4 input and 4 output, fully isolated

Signal Range: 4–20 mA DC for both input and output channels

Allowable Input Current: 25 mA maximum per channel

Load Resistance: 0 to 750 Ω for output operation

Withstand Voltage: 500 V AC for 1 minute between I/O and system, and between channels

Input Resistance: 290 Ω at 20 mA (power ON), 450 Ω at 4 mA; 500 kΩ or higher (power OFF)

Accuracy: ±16 μA for input, ±48 μA for output

Update Period: 10 ms data refresh cycle

Transmitter Supply: 15.0 V or higher at 20 mA load

Power Consumption: 360 mA at 5 V DC, 450 mA at 24 V DC

Weight: Approximately 0.30 kg (module only)

Connection Types: Pressure clamp terminal, MIL connector cable, or dedicated KS1 cable

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