Overview
Moreover, it accurately processes on/off signals from high-voltage field devices such as contactors and switches.
Designed for industrial automation, DI821 ensures reliable operation even under electrically noisy conditions.
In addition, its compact construction allows straightforward installation into ABB control racks, minimizing cabinet space usage.
Specification
| Parameter | Specification |
|---|---|
| Model | DI821 |
| ABB Part Number | 3BSE008550R1 |
| Manufacturer | ABB |
| Product Type | Digital Input 230V Module |
| Series / System | Advant OCS / 800xA |
| Input Channels | 16 discrete channels |
| Input Signal Type | 230 V AC |
| Isolation | Channel-to-backplane isolation |
| Input Current | Typical 4–8 mA per channel |
| Response Time | <5 ms per input |
| Status Indicators | LED per channel |
| Power Supply | 24 V DC from backplane |
| Typical Power Consumption | 3 W |
| Dimensions | 186 × 59 × 127 mm |
| Weight | Approx. 0.7 kg |
| Mounting | Advant OCS / 800xA rack mount |
| Operating Temperature | 0°C to 55°C |
| Storage Temperature | −40°C to 70°C |
| Humidity | 5%–95%, non-condensing |
| Protection | IP20 (rack-mounted) |
| EMC Compliance | EN 61000-6-2, EN 61000-6-4 |
| Regulatory Compliance | CE, RoHS |
| Energy Storage | None |
FAQ
Q1: Is ABB DI821 an original product?
Yes, DI821 is 100% brand-new and original from ABB.
Q2: Do you have DI821 in stock?
Yes, we keep DI821 modules in stock for immediate dispatch.
Q3: How fast can DI821 be shipped?
Shipping typically occurs within 3 days to 2 weeks depending on order quantity.
Q4: Which logistics carriers do you use?
We commonly ship via DHL and other reliable international couriers.
Q5: Can DI821 operate reliably in noisy electrical environments?
Yes, DI821 features channel isolation and filtering to maintain signal integrity.
Q6: What is the return policy if quality issues occur?
We support returns within 30 days if any defect arises with the product.
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Contact: Manski Wong +86 18030205725 manski@cambia.cn
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