| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Yokogawa AAI543-S50/A4S00 Analog Output Module
- Product Details
- FAQs
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- Packing & Delivery
- Product Ratings

Product Overview
The Yokogawa AAI543-S50/A4S00 is a high-performance analog output module designed for isolated 4–20 mA current output applications in industrial automation systems. It offers 16 isolated output channels with precise current control and supports dual-redundant configurations for high system availability. Equipped with HART communication capability, it ensures compatibility with intelligent field devices and advanced diagnostics.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | AAI543-S50/A4S00 |
| Output Channels | 16, isolated |
| Output Signal | 4 to 20 mA |
| Accuracy | ±48 μA |
| Allowable Load Resistance | 0 to 750 Ω |
| Circuit-open Detection | Less than 0.65 mA |
| Data Update Period | 10 ms |
| Temperature Drift | ±16 μA/10°C |
| Withstanding Voltage | 1500 V AC between output and system (1 min) |
| Maximum Current Consumption | 230 mA (5 V DC), 540 mA (24 V DC) |
| External Connection | Pressure clamp terminal, MIL connector cable, KS1 dedicated cable |
| HART Communication | Available |
| Dimensions (W × D × H) | 107.5 × 32.8 × 130 mm |
| Weight | 0.4 kg |
Applications
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Industrial process control systems
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Distributed control systems (DCS)
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Precision analog signal output for actuators and control valves
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Systems requiring redundant output configurations
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Integration with HART-enabled field devices for advanced diagnostics
Advantages
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High Accuracy and Stability: Ensures precise current output with minimal drift.
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Isolated Design: Enhances safety and reduces signal interference.
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Fast Response: Suitable for real-time control with a 10 ms update rate.
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Dual-Redundant Capability: Supports system reliability in critical operations.
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HART Communication Support: Allows configuration, diagnostics, and monitoring of smart field devices.
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Compact Size: Saves panel space with high channel density.
FAQ
Q1: What is the primary function of the AAI543-S50/A4S00?
A1: It outputs isolated 4–20 mA signals to control field devices such as actuators and valves.
Q2: How many output channels does it have?
A2: It provides 16 isolated output channels.
Q3: Can this module be used in redundant configurations?
A3: Yes, it supports standard switch-over response in redundant setups.
Q4: Does it support HART communication?
A4: Yes, it supports HART communication for device configuration and diagnostics.
Q5: What is the maximum load resistance supported?
A5: It can drive loads from 0 to 750 Ω.
Q6: What is the output accuracy?
A6: The accuracy is ±48 μA.
Q7: What is the update period for output signals?
A7: The data update period is 10 ms.
Q8: What type of terminals does it use for connection?
A8: It uses pressure clamp terminals, MIL connector cables, or dedicated KS1 cables.
Q9: Is it suitable for hazardous environments?
A9: Yes, explosion-protection versions are available depending on suffix codes.
Q10: What are its physical dimensions?
A10: 107.5 × 32.8 × 130 mm, weighing 0.4 kg.
Related Models (Same Series or Similar)
| Model | Channels | Signal Type | Isolation | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| AAI543-F50 | 16 | 4–20 mA Output | Isolated | 107.5×32.8×130 | 0.4 kg |
| AAI143-H50 | 16 | 4–20 mA Input | Isolated | 107.5×32.8×130 | 0.3 kg |
| AAI835-H50 | 4 In / 4 Out | 4–20 mA | Isolated Channels | 107.5×32.8×130 | 0.3 kg |
| AAV544-S50 | 16 | -10 to 10 V Output | Isolated | 107.5×32.8×130 | 0.2 kg |
| AAI135-H50 | 8 | 4–20 mA Input | Isolated Channels | 107.5×32.8×130 | 0.3 kg |
| AAI841-H50 | 8 In / 8 Out | 4–20 mA | Non-Isolated | 107.5×32.8×130 | 0.3 kg |
Popular Yokogawa Models
| Model | Type | Channels | Signal Type | Isolation | Dimensions (mm) | Weight |
|---|---|---|---|---|---|---|
| AAI141-H50 | AI | 16 | 4–20 mA Input | Non-Isolated | 107.5×32.8×130 | 0.2 kg |
| AAV141-S50 | AI | 16 | 1–5 V Input | Non-Isolated | 107.5×32.8×130 | 0.2 kg |
| AAV142-S50 | AI | 16 | -10 to 10 V Input | Non-Isolated | 107.5×32.8×130 | 0.2 kg |
| AAB842-H50 | AIO | 8 In / 8 Out | 1–5 V / 4–20 mA Input, 4–20 mA Output | Non-Isolated | 107.5×32.8×130 | 0.3 kg |
| AAT141-S50 | AI | 16 | TC/mV Input | Isolated | 107.5×32.8×130 | 0.2 kg |
| AAP135-S50 | PI | 8 | Pulse Input | Isolated Channels | 107.5×32.8×130 | 0.3 kg |
FAQ
Q1: What is the primary function of the AAI543-S50/A4S00?
A1: It outputs isolated 4–20 mA signals to control field devices such as actuators and valves.
Q2: How many output channels does it have?
A2: It provides 16 isolated output channels.
Q3: Can this module be used in redundant configurations?
A3: Yes, it supports standard switch-over response in redundant setups.
Q4: Does it support HART communication?
A4: Yes, it supports HART communication for device configuration and diagnostics.
Q5: What is the maximum load resistance supported?
A5: It can drive loads from 0 to 750 Ω.
Q6: What is the output accuracy?
A6: The accuracy is ±48 μA.
Q7: What is the update period for output signals?
A7: The data update period is 10 ms.
Q8: What type of terminals does it use for connection?
A8: It uses pressure clamp terminals, MIL connector cables, or dedicated KS1 cables.
Q9: Is it suitable for hazardous environments?
A9: Yes, explosion-protection versions are available depending on suffix codes.
Q10: What are its physical dimensions?
A10: 107.5 × 32.8 × 130 mm, weighing 0.4 kg.
Related Models (Same Series or Similar)
| Model | Channels | Signal Type | Isolation | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| AAI543-F50 | 16 | 4–20 mA Output | Isolated | 107.5×32.8×130 | 0.4 kg |
| AAI143-H50 | 16 | 4–20 mA Input | Isolated | 107.5×32.8×130 | 0.3 kg |
| AAI835-H50 | 4 In / 4 Out | 4–20 mA | Isolated Channels | 107.5×32.8×130 | 0.3 kg |
| AAV544-S50 | 16 | -10 to 10 V Output | Isolated | 107.5×32.8×130 | 0.2 kg |
| AAI135-H50 | 8 | 4–20 mA Input | Isolated Channels | 107.5×32.8×130 | 0.3 kg |
| AAI841-H50 | 8 In / 8 Out | 4–20 mA | Non-Isolated | 107.5×32.8×130 | 0.3 kg |
Popular Yokogawa Models
| Model | Type | Channels | Signal Type | Isolation | Dimensions (mm) | Weight |
|---|---|---|---|---|---|---|
| AAI141-H50 | AI | 16 | 4–20 mA Input | Non-Isolated | 107.5×32.8×130 | 0.2 kg |
| AAV141-S50 | AI | 16 | 1–5 V Input | Non-Isolated | 107.5×32.8×130 | 0.2 kg |
| AAV142-S50 | AI | 16 | -10 to 10 V Input | Non-Isolated | 107.5×32.8×130 | 0.2 kg |
| AAB842-H50 | AIO | 8 In / 8 Out | 1–5 V / 4–20 mA Input, 4–20 mA Output | Non-Isolated | 107.5×32.8×130 | 0.3 kg |
| AAT141-S50 | AI | 16 | TC/mV Input | Isolated | 107.5×32.8×130 | 0.2 kg |
| AAP135-S50 | PI | 8 | Pulse Input | Isolated Channels | 107.5×32.8×130 | 0.3 kg |
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
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