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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
- 1 Year
- 1-3 Working Days
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- 24-Hour Service
- COO
- 76
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We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
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.
Authenticity guarantee
All product specifications are original and authentic imported products. We have an annual sales volume of 300 million yuan, and we only produce original and authentic products. All customers who cooperate with us directly online can enjoy low discounts.
Free warehouse
We have a complete range of product models, 80% of conventional models are in stock, and we have established channels in Asia, Africa, North America, South America, and Europe, effectively shortening the order processing time and satisfying customers in a timely manner.
Technical Team
Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
Thoughtful after-sales service
24-hour after-sales service guarantee team, professional and standardized management service system.