ABB|CAI20| Analog Input Module

SKU: CAI20

Manufacturer: ABB
Product No.: CAI20
Condition：In stock
Product Type: Analog Input Module
Product Origin: USA
Payment:T/T, Western Union
Weight: 800g
Shipping port: Xiamen
Warranty: 12 months

ABB CAI 20 Analog Input Module

Description
ABB CAI 20 is a high-density analog input module for process signal acquisition in industrial automation systems.

Features

Supports up to 32 analog inputs or 16 with binary release signals
Compatible with 2-wire and 4-wire transmitters (4–20 mA), HART protocol
Provides voltage measurement (0–10 V) and digital communication
Includes overload/short-circuit protection and electrical isolation
Designed for redundant operation and real-time monitoring

Technical Specifications

Analog Inputs
- Max. 32 channels for 2-wire transmitters (4–20 mA) with isolated supply
- Max. 32 channels for voltages (0–10 V)
- Measuring range: 0–22.5 mA / 0–11.5 V
- A/D conversion: 12-bit, linearity error ≤6 µA / ≤3 mV
- Zero error ≤12 µA / ≤6 mV; amplification error ≤0.1%
Transmitter Supply
- Output voltage ≥23 V
- Rated current 25 mA; short-circuit current 38 mA
Binary Inputs
- L signal: –3 to +5 V
- H signal: +12 to 35 V
- Input current ~0.75 mA
HART Communication
- Supported versions: 5.0 / 5.1
- Minimum current: 3 mA
Signal Processing
- Low-pass damping: T = 100 ms, –30 dB at 50 Hz
- Update time <40 ms
Electrical Isolation
- Group-wise isolation
- Rating voltage: 50 Veff
- Test voltage: 500 Veff
Power Supply
- Voltage: 20–33 V DC
- Current consumption: 195 mA (standby), 865 mA (active)
- Max. power loss: 11 W at 24 V DC

Order and Warranty Information

Terms of Purchase and Returns

Detailed guidelines on minimum order quantity, delivery times, payment options, warranty, and return policies.

We gladly accept bulk orders, with a minimum order quantity of just one unit.

Upon request, we can provide all necessary documents, including Certificates of Origin/Conformance and other required export paperwork.

We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% payable before shipment. For RMB transfers, please contact us if you have an agent in China.

All new and original items come with a standard one-year warranty. For extended warranty options, feel free to contact us for pricing details.

We prioritize your satisfaction. If you need to return an item, it must be done within 30 days of purchase. The product must be unused, unopened, and in its original packaging, including all accessories. Refunds will be processed within 5-7 business days of receiving the return. Please note, shipping and handling charges are non-refundable.

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