Yokogawa AAI835 Description

The Yokogawa AAI835 is an analog I/O module used in the CENTUM VP/VE/NX process control systems. This module provides 4 analog inputs and 4 analog outputs, with all channels being isolated. It can be used for measuring and controlling various analog signals.

Technical Specifications

Analog Input:

• Signal Type: 4 to 20 mA DC
• Input Impedance: Approximately 250 Ω
• Accuracy: ±0.5% of full scale
• Resolution: 0.1% of full scale

Analog Output:

• Signal Type: 4 to 20 mA DC
• Output Impedance: Approximately 50 Ω
• Accuracy: ±0.5% of full scale
• Resolution: 0.1% of full scale

General Specifications:

• Power Supply: 24 V DC, 50 W
• Communication: HART protocol
• Isolation: Between input/output, power, and signal
• Protection Rating: IP65

Dimensions

• Length: 150 mm
• Width: 110 mm
• Height: 33 mm
• Weight: Approximately 0.45 kg

Suffix Codes

• -S: Standard type
• -H: With digital communication (HART protocol)
• 5: With no explosion protection
• E: With explosion protection
• 0: Basic type
• 3: With ISA Standard G3 option and temperature (-20 to 70 °C) option

Option Codes

• /B3A00: With KS Cable Interface Adapter [Model: ATB3A-00]
• /K4A00: With KS Cable Interface Adapter [Model: ATK4A-00]
• /13S00: With Pressure Clamp Terminal Block for Isolated Analog [Model: ATI3S-00]
• /13S10: With Pressure Clamp Terminal Block for Isolated Analog (surge absorber) [Model: ATI3S-10]
• /13D00: With Dual Pressure Clamp Terminal Block for Isolated Analog [Model: ATI3D-00]
• /13D10: With Dual Pressure Clamp Terminal Block for Isolated Analog (surge absorber) [Model: ATI3D-10]
• /CCC01: With Connector Cover for MIL Cable [Model: ACCC01]