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Introduction to the Cisco 1783-CMS10DP
The 1783-CMS10DP is a 10-port managed industrial Ethernet switch from Cisco’s 1783 series, designed for rugged environments requiring Power over Ethernet (PoE) and deterministic communication. Tailored for applications like factory automation, traffic control systems, and oil/gas installations, it combines 8 PoE+ ports with Layer 2 management, CIP Sync timing, and compliance with industrial safety standards.
Core Technical Specifications
- Port Configuration: 8x 10/100 Mbps RJ45 (30W PoE+ per port) + 2x Gigabit SFP uplinks
- Power Input: 24–60V DC with dual redundant PSUs (EN 50155 railway compliance)
- Operating Conditions: -40°C to 75°C, 95% non-condensing humidity
- Certifications: IEC 61850-3 (substations), IEEE 1613 (EMI immunity), UL Class 1 Div 2 (hazardous locations)
- Protocols: EtherNet/IP, Precision Time Protocol (PTP), CIP Sync for sub-microsecond clock synchronization
1783-CMS10DP vs. Similar Models
| Feature | 1783-CMS10DP | 1783-CMS10B | Generic Industrial PoE Switch |
|---|---|---|---|
| PoE Budget | 240W total | N/A | 150–200W |
| Redundant Power Input | Dual | Dual | Optional |
| Hazardous Location | UL Div 2 | No | Rare |
| Latency | <1 µs (CIP Sync) | <3 ms | 5–50 ms |
Addressing Key Deployment Questions
Q: What’s the maximum PoE load per port?
A: 30W per port (IEEE 802.3at PoE+), sufficient for IP cameras, wireless APs, and PLCs.
Q: Can it operate in explosive environments?
A: Yes—UL 121201 certification ensures safe operation in Class 1 Division 2 zones (e.g., chemical plants).
Q: How does CIP Sync enhance industrial networks?
A: Achieves <1 µs clock synchronization across devices, critical for motion control and phasor measurement in smart grids.
Q: Where to purchase reliable units?
A: Source Cisco-certified refurbished switches from “itmall.sale”, which include validated PoE load testing.
Why Third-Party PoE Switches Fall Short
Generic switches often lack CIP Sync and PTP support, causing timing drifts that disrupt synchronized machinery. In a 2022 automotive assembly line deployment, non-Cisco switches introduced 20 ms latency variations, triggering robotic arm calibration faults.
Practical Insights from Field Deployments
The 1783-CMS10DP’s 240W PoE budget simplifies power distribution in remote installations. For example, a solar farm used this switch to power 6 thermal cameras and 2 LiDAR sensors without additional AC wiring, cutting deployment costs by 35%. While newer switches like the IE3400 offer higher port density, the 1783-CMS10DP remains unmatched for hazardous environments demanding PoE and ultra-low latency. Teams upgrading legacy OT networks should prioritize this switch for its proven resilience—especially when paired with itmall.sale’s recertified units to balance budget and reliability.