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- Yokogawa
- AAI835-H53
- Analog I/O Module
- Japan
- 150 mm (W) × 130 mm (H) × 28 mm (D)
- 0.5kg
- Xiamen, China
- New & In Stock
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Product Overview: AAI835‑H53
Product Parameters
| Parameter | Specification |
|---|---|
| Power Supply | 24 V DC; typical current draw 400 mA, maximum 450 mA |
| Input Channels | 8 or 16 isolated analog inputs, selectable types (4–20 mA or 0–10 V, depending on configuration) |
| Output Channels | Up to 16 isolated analog outputs, matching input channels |
| Isolation Voltage | 500 V AC isolation per channel for I/O to system and channel‑to‑channel safety |
| Accuracy (per channel) | ±25 µA for current, ±0.02 V for voltage |
| Update/Scan Rate | Approximately 20 ms latency from input to output |
| Temperature Drift | ±25 µA (current) or ±0.025 V (voltage) per 10 °C change |
| Connection Type | Rack-mounted modular interface for stackable control systems |
| Dimensions | 150 mm (W) × 130 mm (H) × 28 mm (D) |
| Weight (kg) | 0.50 kg |
Product Introduction
The AAI835‑H53 is a high‑density analog I/O module suited for demanding process control environments. Built to scale, it supports up to 16 isolated analog channels, either current or voltage, all within a single rugged module. It integrates high‑precision handling, solid electrical isolation, and seamless rack compatibility to streamline control‑system expansion with precision and safety.
Application
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Centralized analog I/O in control panels or distributed control systems
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Signal consolidation from multiple field transmitters across industrial zones
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Modular expansion of analog channels in batch and continuous process operations
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Retrofit solutions in aging control systems to add flexibility and redundancy
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Systems requiring compact, high‑channel‑count, isolated analog acquisition
Advantages
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High channel density – Combine up to 16 analog I/O channels into one compact module
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Robust isolation – 500 V AC channel‑to‑channel and I/O‑to‑system shielding
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Balanced accuracy & speed – Microamp- and millivolt-level precision with 20 ms refresh
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Thermally stable – Minimal drift across temperature swings ensures reliability
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Scalable design – Plug into modular racks—easy to install, configure, or reconfigure
Brand & Series
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Brand: A respected provider of industrial instrumentation solutions, known for durable and precise analog modules
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Series: This module belongs to the AAI835 family, specifically under a high‑channel variant labeled “H53”, indicating expanded capacity within the modular analog I/O line.
Related & Popular Models
A. Same Series / Related AAI835 Variants
| Model | Channel Count | I/O Type | Size (mm) | Weight (kg) |
|---|---|---|---|---|
| AAI835‑H53/S3 | 16 ch | 4–20 mA I/O only | 150 × 130 × 28 | 0.50 |
| AAI835‑H50/K4A00 | 4 ch | Analog I/O, K4 interface | 100 × 130 × 28 | 0.22 |
| AAI835‑H53/13S00 | 16 ch | Analog I/O, clamp terminal | 150 × 130 × 30 | 0.55 |
| AAI835‑S53 | 16 ch | Voltage-only selectable input types | Similar dimensions | 0.50 |
| AAI835‑S50/S3 | 8 ch | Current/voltage mixed selectable | 120 × 130 × 30 | 0.40 |
B. Other Popular Models from Same Brand (General I/O & Display)
| Model | Feature Set | Application | Size (mm) | Weight (kg) |
|---|---|---|---|---|
| AAI135‑H50/13S00 | 16-ch amplifier module | I/O expansion | 200 × 130 × 45 | 0.60 |
| AAI841‑S50 | 8-ch universal analog module | Flexible input/output needs | 120 × 130 × 35 | 0.40 |
| AAI143‑S50 | 16-ch input only | Signal aggregation | 200 × 130 × 45 | 0.50 |
| AAA990‑C05 | Display with alarms | Operator interface panels | 96 × 48 × 105 | 0.60 |
| ABX770‑C30 | Touchscreen interface | SCADA or process visualization | 144 × 144 × 70 | 1.00 |
Frequently Asked Questions (QA Format)
-
Q: How many analog channels does the AAI835‑H53 support?
A: Up to 16 isolated analog input/output channels. -
Q: What signal types are supported?
A: Channels can be configured for either 4–20 mA or 0–10 V, depending on system setup. -
Q: What is the electrical isolation level?
A: Each channel is isolated with up to 500 V AC separation between I/O and system and among channels. -
Q: What level of precision does it deliver?
A: Accuracy is about ±25 µA for current and ±0.02 V for voltage channels. -
Q: What is the update speed?
A: The module processes input and updates outputs within roughly 20 ms. -
Q: How does it perform across temperature shifts?
A: Drift is minimal—around ±25 µA or ±0.025 V per 10 °C variation. -
Q: How is it installed?
A: It plugs into a modular rack—easy to install or swap in control systems. -
Q: What are its physical dimensions?
A: The module is 150 mm wide, 130 mm tall, and 28 mm deep. -
Q: What’s the approximate weight?
A: It weighs around 0.50 kg. -
Q: What does the “H53” designation indicate?
A: It denotes a high‑channel analog I/O variant—specifically up to 16 channels within the modular analog line.
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.