Yokogawa AAI143-S53 Analog Input Module (Current Input)
A analog input module for Yokogawa systems — the AAI143-S53 handles Number of Input Channels: 16, isolated | Input Signal: 4 to 20 mA | Allowable Input Current: 24 mA. Factory-sealed, tested on live rack with 48-hour burn-in. Ships today from Shenzhen. 12-month warranty.
Technical Specifications
| analog I/O modules | (with HART communication function) communicate with field devices and store analog data and HART variables in the Input/Output image area in the communication module. |
|---|---|
| Model | AAI143 |
| Number of Input Channels | 16, isolated |
| Input Signal | 4 to 20 mA |
| Allowable Input Current | 24 mA |
| Withstanding Voltage (Between Input and System) | 1500 V AC, for 1 minute |
| Input Resistance (Power OFF) | 500 kΩ or larger |
| Accuracy | ±16 µA |
| Data Update Period | 10 ms |
| Setting of 2-wire or 4-wire Transmitter | For each channel by setting pin |
| Drift due to Ambient Temperature Change | ±16 µA/10˚C |
| Weight | 0.3 kg |
| External Communication | Pressure clamp terminal, MIL connector cable, dedicated cable (KS1) |
| HART Communication | Available |
| Manufacturer | Yokogawa |
| Model / SKU | AAI143-S53 |
✓ Ships within 24 hours | ✓ 12-Month Warranty | ✓ Worldwide Delivery
Detailed Product Information
Real Inventory
Physically in Shenzhen. Not virtual. 10,000+ modules. Ships today.
Function & Specs
Handles (with HART communication function) communicate with field devices and store analog data and HART variables in the Input/Output image area in the communication module.. Yokogawa proprietary design.
Specifications
| Parameter | Value |
|---|---|
| analog I/O modules | (with HART communication function) communicate with field devices and store analog data and HART variables in the Input/Output image area in the communication module. |
| Model | AAI143 |
| Number of Input Channels | 16, isolated |
| Input Signal | 4 to 20 mA |
| Allowable Input Current | 24 mA |
| Withstanding Voltage (Between Input and System) | 1500 V AC, for 1 minute |
| Input Resistance (Power OFF) | 500 kΩ or larger |
| Accuracy | ±16 µA |
Compatibility
For Yokogawa platforms. Verify firmware, slot, power budget. Send label photo — we confirm within 4 hours.
Spare Economics
Module: thousands. Downtime in chemical facilities: $10K-$250K/day. One avoided outage = 10-100x ROI. Keep one cold spare.
Support
Engineers with 8+ years on Yokogawa. Video call help. Part cross-referencing. Response within 4 hours.
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