AAI543-S50/K4A00 Yokogawa 16-Channel Isolated Analog Output Module, 4–20 mA
Yokogawa 16-channel analog output module
Yokogawa isolated 4-20mA module
Yokogawa S50/K4A00 output module
Place of Origin:
JAPAN
Brand Name:
Yokogawa
Yokogawa 16-channel analog output module
,Yokogawa isolated 4-20mA module
,Yokogawa S50/K4A00 output module
Yokogawa AAI543-S50/K4A00 Analog Output Module · 16-Channel Isolated 4–20 mA
16-channel isolated analog output module for Yokogawa FIO systems, with standard switch-over response in redundant configuration and a KS cable interface adapter for AEA4D connection.
Technical Specifications
Core Specifications
| Model | AAI543-S50/K4A00 |
|---|---|
| Module type | Analog Output Module |
| Output channels | 16, isolated |
| Output signal | 4 to 20 mA |
| Redundant configuration | Standard switch-over response |
| Explosion protection | No explosion protection |
| Allowable load resistance | 0 to 750 Ω |
| Accuracy | ±48 μA |
| Data update period | 10 ms |
| Temperature drift | ±16 μA / 10 °C |
| Interface option | /K4A00 — KS Cable Interface Adapter ATK4A-00 for AEA4D Terminal Board |
Additional Electrical, Connection & Environmental Parameters
| Circuit-open detection | Less than 0.65 mA |
|---|---|
| Withstanding voltage | 1500 V AC for 1 minute between output and system |
| Maximum current consumption | 230 mA at 5 V DC; 540 mA at 24 V DC |
| Weight | Approx. 0.40 kg |
| External connection | Pressure clamp terminal, MIL connector cable, dedicated KS1 cable |
| HART communication | Available |
| FIO installation environment | Applicable to analog I/O module installation in documented FIO field control units and ESB bus node units. |
| Output conversion | Converts FCS internal data to analog output signals. |
| Redundant switch-over | Standard-response configuration: maximum field-output interruption period below 4 mA is 100 ms during switch-over. |
| Redundant module arrangement | Dual-redundant configuration uses two identical modules with the same switch-over response. |
| Fast-response comparison | The AAI543 family also includes a fast switch-over configuration with a 2 ms response for applicable redundant configurations. |
Source: Yokogawa GS 33J60F60-01EN. The AAI543-S50/K4A00 datasheet identifies the module and its interface configuration.
Output Signal Flow
Connection & Installation
FIO Environment
Install within the documented Yokogawa FIO architecture.
/K4A00 Interface
Use the ATK4A-00 KS Cable Interface Adapter with the AEA4D Terminal Board.
Output Loop
Keep the connected load within the specified output load range.
Redundant Operation
Dual Redundancy
Two identical modules can be arranged in a dual-redundant configuration with matching switch-over response.
Standard Response
The standard-response configuration has a maximum field-output period below 4 mA of 100 ms during switch-over.
Application & Fault Search
System
Yokogawa FIO analog output loops.
Search Trigger
Abnormal or missing analog output.
Downtime Risk
Loss of an assigned analog output loop may affect the associated process function.
Check channel status, output current, field wiring, interface hardware and load before module replacement.
Diagnostic Points
| Condition | Primary check |
|---|---|
| No output current | Channel status, field wiring and loop continuity. |
| Low output | Commanded value, measured current and connected load. |
| Open-loop condition | Field circuit and circuit-open detection condition. |
| Repeated module fault | Module suffix, interface adapter and terminal-board configuration. |
Delivery & Warranty
Inspection and functional testing where applicable, protective export packaging, one-year AMIKON warranty for covered product defects, and after-sales handling for DOA cases.
Request a Quote
Send the part number, quantity, destination, required date and machine/system model for availability review.
Contact
More than 20 years of industrial automation spare-parts experience, supporting DCS, PLC, safety systems, drives and control hardware worldwide.
AAI543-S50/K4A00 FAQ
What is the output channel count of AAI543-S50/K4A00?
It provides 16 isolated 4–20 mA analog output channels.
What terminal board is used with the /K4A00 option?
The /K4A00 option uses the ATK4A-00 KS Cable Interface Adapter for connection to the AEA4D Terminal Board.
Can AAI543-S50/K4A00 be used for redundant output operation?
Yes. The standard-response configuration supports dual-redundant operation with matching modules.
What load resistance is supported by the AAI543 output?
The documented allowable load resistance is 0 to 750 Ω.
What information should be supplied when requesting a replacement?
Provide the complete part number, quantity, destination, required date and machine/system model, together with the installed interface configuration where applicable.
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