Description

The AAI141 module is an analog input module designed for 16-channel, non-isolated, 4 to 20 mA DC signals. It is suitable for various applications requiring precise current measurements and is available with optional HART communication.

Technical Specifications

• Number of Input Channels: 16, non-isolated
• Input Signal:
  • 4 to 20 mA DC
  • 1 to 5 V DC (allowable common mode voltage ± 1 V or less)
• Allowable Input Current/Voltage: 27 mA / ±7.5 V
• Input Resistance:
  • Power ON: 400 Ω (at 20 mA) to 1000 Ω (at 4 mA)
  • Power OFF: 500 kΩ or larger
• Accuracy: ±16 µA
• Data Update Period: 10 ms
• Step Response Time: 100 ms
• Transmitter Power Supply: 14.8 V or higher at 20 mA, 26.4 V or less at 0 mA (output current limit: 27 mA)
• Drift Due to Ambient Temperature Change: ±16 µA/10 °C
• Maximum Current Consumption: 310 mA (5 V DC), 450 mA (24 V DC)
• Weight: 0.2 kg
• External Connection: Pressure clamp terminal, KS cable, MIL connector cable
• HART Communication: Available

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

• /K4A00: With KS Cable Interface Adapter (Model: ATK4A-00)
• /A4S00: With Pressure Clamp Terminal Block for Analog (Model: ATA4S-00)
• /A4S10: With Pressure Clamp Terminal Block for Analog (surge absorber) (Model: ATA4S-10)
• /A4D00: With Dual Pressure Clamp Terminal Block for Analog (Model: ATA4D-00)
• /A4D10: With Dual Pressure Clamp Terminal Block for Analog (surge absorber) (Model: ATA4D-10)
• /CCC01: With Connector Cover for MIL Cable (Model: ACCC01)