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AIP831-101 Yokogawa Operation Keyboard | New & Original Stock

AIP831-101 Yokogawa Operation Keyboard | New & Original Stock

Configured for eight-loop simultaneous operation in CENTUM VP Desktop type human interface stations (HIS), the Yokogawa AIP831-101 (AIP831 Operation Keyboard) provides direct physical execution of instrument faceplate interaction. This device...

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Availability: Low stock: 99 left

SKU: AIP831-101
Vendor: Yokogawa
Category: Operation Keyboard
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Configured for eight-loop simultaneous operation in CENTUM VP Desktop type human interface stations (HIS), the Yokogawa AIP831-101 (AIP831 Operation Keyboard) provides direct physical execution of instrument faceplate interaction. This device serves as a dedicated input interface, utilizing integrated touch-sensor keys to manage process control variables across high-density operator consoles without requiring manual menu navigation.

Hardware Specifications

Parameter Specification
Model AIP831-101
Brand Yokogawa
Origin Japan
Weight 2.0 kg
Dimensions Desktop standard format
Operating Temp 5 deg C to 40 deg C
Power Consumption 5 W (1 A at 5 VDC)
Interface USB 2.0 (Keyboard) / USB 1.1 (Audio)
Chassis Color Munsell No. N1.5 Black
Input Voltage 5 VDC +/- 5 %

Yokogawa DCS Integration and Connectivity

The AIP831 maintains strict compatibility with the CENTUM VP software environment, specifically requiring the LHS1140 Eight-loop Simultaneous Operation Package for functional activation. The hardware features a dual-interface USB architecture; the keyboard input utilizes a USB 2.0 full-speed bus-powered connection, while the integrated sound function operates via a separate USB 1.1 channel. This physical partitioning ensures that the buzzer alarm signals and audio feedback remain discrete from the process control keystrokes, preventing latency in alarm acknowledgment and operator response cycles within the DCS monitoring station.

Frequently Asked Questions

Q: Is the AIP831 compatible with standard LHS1120 or LHS1130 operation packages?

A: No. The AIP831 hardware is specifically engineered for the LHS1140 Eight-loop Simultaneous Operation Package and is explicitly incompatible with LHS1120 or LHS1130 software configurations.

Q: Can multiple AIP831 keyboards be connected to a single Desktop type HIS?

A: No. The architecture is strictly limited to one AIP831 unit per Desktop type HIS. Expansion beyond this limit is not supported by the current USB bus-powered specifications.

Field Installation Guidelines

  • Verify that the host workstation is running CENTUM VP Standard Operation and Monitoring Function (LHS1100 or LHM1101) version R5.03 or later before initiating USB connection.
  • Ensure the USB source port provides a stable 5 VDC +/- 5 % supply, as the device draws a maximum current of 1 A; insufficient power delivery may cause intermittent key response or speaker malfunction.
  • If mounting via the optional VESA bracket, ensure the mounting surface adheres to IEC 61010-1 Class 1 installation standards, ensuring the unit is not directly connected to the main AC power distribution.
  • Maintain the ambient operating temperature between 5 deg C and 40 deg C to ensure touch-sensor sensitivity and prevent degradation of the internal audio components.