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- Yokogawa
- AAI835-H50/13S00
- Analog I/O Module
- Japan
- 100 mm (W) × 130 mm (H) × 30 mm (D)
- 0.3kg
- Xiamen, China
- New & In Stock
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Product Overview: AAI835‑H50/13S00
Product Parameters
| Parameter | Specification |
|---|---|
| Power Supply | 24 V DC, ≤ 450 mA maximum |
| Input Signal | Four isolated channels: 4–20 mA current inputs |
| Output Signal | Four isolated channels: 4–20 mA current outputs |
| Isolation Voltage | 500 V AC between I/O and system; 500 V AC between channels |
| Input Resistance (ON) | ~290 Ω at 20 mA down to ~450 Ω at 4 mA |
| Allowable Input Current | Up to 25 mA |
| Accuracy | Input: ±16 µA; Output: ±48 µA |
| Data Update Period | ~10 ms |
| Temp Drift | ±16 µA per 10 °C |
| Connection Options | Pressure‑clamp terminal block |
| Dimensions | ~100 mm (W) × ~130 mm (H) × ~30 mm (D) |
| Weight (kg) | ~0.3 kg |
Product Introduction
The AAI835‑H50/13S00 is a compact yet rugged analog I/O module designed for isolated, high-accuracy data handling in industrial control systems. With four isolated input and output channels for 4–20 mA signals, it ensures both safe signal routing and minimal electrical interference. Its swift 10 ms refresh rate, robust isolation, and durable terminal-block style connection make it ideal for distributed control frameworks needing dependable analog measurement and actuation.
Application
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Seamless integration into panel-mounted or rack-based distributed control systems.
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Accurate data exchange with field transmitters and loop-powered devices.
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Reliable in environments demanding electrical isolation and signal integrity.
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Ideal for retrofit or system expansion using 4–20 mA analog channels.
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Suitable in process automation for loop feedback control and I/O expansion.
Advantages
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True isolation: 500 V between channels and systems to guard against interference.
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Compact & lightweight: Sub‑0.3 kg weight and slim profile simplify installation.
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Fast response: ~10 ms update delays ensure real-time signal handling.
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Stable accuracy: Tight µA‑level precision with moderate drift across temperature.
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Robust connection: Pressure clamp terminals enable secure wiring and field reliability.
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Standardized platform: Compatible with modular I/O systems for scalable integration.
Brand & Series Context
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Brand: A well-established leader in precision industrial instrumentation—renowned for analog modules and control system I/O.
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Series: Belongs to the AAI835 family of four-channel isolated analog I/O modules, with the H50/13S00 suffix indicating HART digital support and a pressure clamp terminal interface.
Related & Popular Models
A. Same Series / Related AAI835 Variants
| Model | Input/Output | Key Feature | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| AAI835‑S00/13S00 | 4‑ch I/O, 4–20 mA | Standard type, pressure‑clamp interface | ≈100 × 130 × 30 | ~0.3 |
| AAI835‑H50/K4A00 | 4‑ch I/O, 4–20 mA | HART support, KS cable interface | Similar dimensions | ~0.2 |
| AAI835‑H50 | 4‑ch I/O, 4–20 mA | HART support, terminal style | Similar | ~0.3 |
| AAI835‑S50/K4A00 | 4‑ch I/O, 4–20 mA | Standard type, KS cable interface | Similar | ~0.3 |
| AAI835‑H53/S3 | 16-ch I/O variant | Expanded channel count, high temperature | Larger | Higher |
B. Other Popular Models from the Same Brand
| Model | Key Feature | Channel & Signal Info | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| AAI135‑S50/13S00 | 16‑ch input module | 4‑20 mA inputs, pressure‑clamp style | Larger | ~0.5 |
| AAI143‑H50/A4S00 | 16‑ch input module | HART support, clamp terminal block | Larger | ~0.6 |
| AAI841‑S50 | 8‑ch analog I/O | 1–5 V / 4–20 mA compatibility | Mid‑size | ~0.4 |
| AAI543‑H50/K4A00 | 16‑ch output module | HART, KS cable interface | Larger | ~0.6–0.8 |
| AAI143‑S50 | 16‑ch input module | Standard type, clamp terminal | Larger | ~0.6 |
Frequently Asked Questions (QA Format)
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Q: What signals does the AAI835‑H50/13S00 handle?
A: It supports four isolated input channels and four output channels, all handling 4–20 mA analog signals. -
Q: How much isolation does it offer?
A: It provides 500 V AC isolation between I/O and system, and between channels. -
Q: What is its response speed?
A: It updates input-to-output values in approximately 10 ms. -
Q: How accurate is the module?
A: Input accuracy is ±16 µA and output accuracy ±48 µA, with temperature drift about ±16 µA per 10 °C. -
Q: What wiring interface does it use?
A: It features a pressure clamp terminal block for secure and convenient wiring. -
Q: What power does it need?
A: It operates off 24 V DC and draws up to 450 mA. -
Q: How heavy is the unit?
A: It weighs roughly 0.3 kg—light enough for panel systems. -
Q: What updates can I rely on?
A: The module refreshes data every ~10 ms, ideal for fast control loops. -
Q: Is it suitable for field signal isolation?
A: Yes—fully isolated channels protect sensitive measurements from noise and ground loops. -
Q: What does the “13S00” designation mean?
A: It signifies the presence of a pressure clamp terminal block designed for isolated analog signals.
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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.