Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613666033393 | ||
| +8613666033393 | |||
| 13666033393 | |||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China |
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | AAR181 |
| Input Channels | 12, isolated |
| Input Signal | RTD: Pt100 and JPt100, 3-wire type |
| Measurement Current | 1 mA |
| Input Resistance (Power ON/OFF) | 2 MΩ or higher (both ON and OFF) |
| Allowable Input Voltage | ±5 V |
| Withstanding Voltage | 1500 V AC between input and system for 1 minute |
| Accuracy (RTD Input) | ±120 mΩ |
| Allowable Signal + Wiring Resistance | 40 Ω or less per wire |
| Temperature Drift | ±120 mΩ per 10 °C |
| Data Update Period | 1 second |
| Burn-out Detection | Configurable for all channels; detection time: 60 s |
| Maximum Current Consumption | 450 mA (5 V DC) |
| External Connection | Pressure clamp terminal |
| Dimensions (W × H × D) | 107.5 × 130 × 32.8 mm |
| Weight | 0.2 kg |
FAQ
Frequently Asked Questions (FAQ)
Q1: How many RTD inputs can the AAR181 module handle?
A1: The AAR181 module supports 12 isolated RTD input channels.
Q2: What types of RTDs are compatible with AAR181?
A2: It supports Pt100 and JPt100 RTDs in a 3-wire configuration.
Q3: Is the AAR181 module suitable for dual-redundant configurations?
A3: Yes, the AAR181 can be used in dual-redundant systems.
Q4: What is the maximum allowable wiring resistance per wire?
A4: The allowable wiring resistance is 40 Ω or less per wire.
Q5: What kind of accuracy does the AAR181 offer for RTD measurements?
A5: The module provides ±120 mΩ accuracy for RTD inputs.
Q6: What is the update period for data acquisition on AAR181?
A6: The data update period is 1 second.
Q7: Can the AAR181 detect sensor burn-out?
A7: Yes, all channels can be configured for burn-out detection, with a detection time of 60 seconds.
Q8: What voltage isolation is provided between input and system?
A8: The module provides 1500 V AC isolation between input and system for 1 minute.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
