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- Yokogawa
- AAI841-H00 S2
- Analog I/O Module
- Japan
- 107.5 mm (W) × 32.8 mm (D) × 130 mm (H)
- 0.3kg
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
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- 24-Hour Service
- COO
- 140
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We provide 7*24 hours service to our customers. We will be there whenever you need us.
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All our products are priced very favorably because we have our own warehouse and supply.
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Product Overview: AAI841‑H00 S2
Product Parameters
| Parameter | Specification |
|---|---|
| Power Supply | 24 V DC; typical current draw ~500 mA |
| Input Channels | 8 analog inputs (4–20 mA, 1–5 V, thermocouple supported) |
| Output Channels | 8 analog outputs (4–20 mA DC) |
| Input Resolution | 16‑bit A/D conversion |
| Output Resolution | 12‑bit D/A conversion |
| Input Accuracy | ±0.1 % of span |
| Output Accuracy | ±0.1 % of span |
| Input Impedance | >250 Ω (current), >10 kΩ (voltage) |
| Isolation | Channel‑to‑channel and channel‑to‑ground isolation |
| Update / Scan Rate | Data refreshed every ~10 ms |
| Diagnostics | Input/output status, fault detection module health |
| Hot‑Swappable | Yes, module can be replaced without system shutdown |
| Mounting | DIN‑rail or I/O baseplate compatible |
| Operating Temp. | 0 °C to +60 °C |
| Storage Temp. | –20 °C to +70 °C |
| Relative Humidity | 5% to 95% (non‑condensing) |
| Certifications | CE, UL, CSA, RoHS compliant |
| Dimensions | 107.5 mm (W) × 32.8 mm (D) × 130 mm (H) |
| Weight (kg) | 0.30 kg |
Product Introduction
The AAI841‑H00 S2 is an advanced, high-performance analog I/O module offering eight analog input channels and eight analog output channels. It supports multiple signal types—current, voltage, thermocouples—with high-resolution conversions (16-bit input, 12-bit output), making it ideal for precise control and monitoring.
Its hot‑swappable design and integrated diagnostic features promote maximum uptime in demanding industrial environments. Compatibility with DIN‑rail or I/O baseplate mounting ensures seamless integration in distributed control systems or rack configurations.
Applications
This module excels in:
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Distributed control systems requiring compact analog I/O modules
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Chemical, power, or utility plants monitoring temperature, pressure, and flow signals
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Industrial automation installations using a mix of current, voltage, and thermocouple inputs
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Retrofits of legacy systems for high-resolution I/O capability
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Continuous monitoring and fault diagnosis via advanced diagnostics and hot‑swap feature
Advantages
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Multi‑signal versatility — Handles current, voltage, and thermocouple inputs in one module
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Superior precision — 16-bit/12-bit resolution with ±0.1% accuracy ensures reliable control
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Reduced downtime — Diagnostics plus hot-swappable design support uninterrupted operations
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Space-efficient — Slim, modular form for dense rack or panel layouts
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Robust integration — Wide operating range, modern certifications, and DIN‑rail/baseplate compatibility
Brand & Series
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Brand: A leading innovator in industrial measurement and control instrumentation.
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Series: Part of the AAI841 analog I/O family—multi‑channel, multi‑signal modules. The “S2” suffix denotes the standard variant with comprehensive signal support and diagnostic features.
Related & Popular Models
A. Same Series / Related AAI841 Variants
| Model | Channels & Signals | Interface / Feature | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| AAI841‑S00/K4A00 | 8 In / 8 Out (same signal types) | KS cable interface | 107.5 × 32.8 × 130 | 0.30 |
| AAI841‑H00/K4A00 | 8 In / 8 Out with HART-enabled communication | KS cable interface | 107.5 × 32.8 × 130 | 0.30 |
| AAI841‑S50/K4A00 | Expanded analog I/O | Modular KS interface | Similar dimensions | ~0.30 |
| AAI841‑H50/A4S00 | Multi‑signal input support (voltage, TC) | Clamp terminal interface | ~100 × 120 × 40 | ~0.25 |
| AAI841‑H50/K4A00 | 16-channel mixed analog I/O | KS interface | 130 × 50 × 160 (H×W×D) | 0.60 |
B. Other Popular Models from the Brand
| Model | Feature Highlight | Use Case | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| AAI835‑S00/S2 | Single-channel 4–20 mA with relay | Local loop display and control | 48 × 96 × 110 | 0.45 |
| AAI143‑H00 | 16-channel analog input | High-density input configurations | N/A | N/A |
| AAI835‑H53 | 16-channel I/O module | Dense analog data processing | ~150 × 130 × 28 | 0.50 |
| AAI543‑S50 | Multiple analog outputs | Signal distribution | N/A | N/A |
| AAB841‑S00 | Input/output module, non‑isolated | Cost-effective general I/O | 107.5 × 32.8 × 130 | 0.30 |
Frequently Asked Questions (QA Format)
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Q: How many input and output channels does the AAI841‑H00 S2 support?
A: It supports 8 analog inputs and 8 analog outputs. -
Q: What kinds of input signals are supported?
A: It handles 4–20 mA, 1–5 V, and thermocouple signals. -
Q: What are the input and output resolutions?
A: Inputs use 16-bit A/D; outputs use 12-bit D/A conversion. -
Q: What is the typical accuracy?
A: Both input and output maintain ±0.1% of span accuracy. -
Q: Is the module hot-swappable?
A: Yes, it can be swapped without shutting down the system. -
Q: Does it provide diagnostics?
A: Yes, it reports input/output status, fault detection, and module health. -
Q: What mounting options are available?
A: The module supports DIN-rail or I/O baseplate mounting. -
Q: What are its dimensions and weight?
A: It measures 107.5 × 32.8 × 130 mm and weighs 0.30 kg. -
Q: What environmental conditions can it tolerate?
A: It operates between 0 °C and +60 °C, and stores between –20 °C and +70 °C. -
Q: What safety or industry certifications does it include?
A: It carries CE, UL, CSA, and RoHS compliance for broad industrial application.