The ABB DSTC452 5751017-A functions as a dedicated FSK modem for industrial remote communication applications. This module enables reliable data transmission between ABB control systems and geographically dispersed field devices. Engineers choose this unit when they need to establish robust communication links over long distances. Consequently, it provides dependable connectivity in environments where standard network infrastructure proves unavailable or impractical.
Technical Specifications for the ABB DSTC452 5751017-A
This FSK modem features industrial-grade construction optimized for continuous operation in demanding environments. It utilizes frequency shift keying modulation to maintain signal integrity over extended cable runs. The module incorporates isolation barriers that protect connected control electronics from line-borne disturbances.
| Specification | Details |
|---|---|
| Model Number | ABB DSTC452 5751017-A |
| Product Type | FSK Modem |
| Dimensions (H x W x D) | 185 mm x 45 mm x 140 mm |
| Weight | 0.62 kg (1.37 lbs) |
| Modulation Type | Frequency Shift Keying (FSK) |
| Communication Protocol | ABB SattBus protocol |
| Transmission Speed | 1200 baud standard |
| Carrier Frequencies | 1320 Hz / 2000 Hz typical |
| Interface Side | TTL level, optically isolated |
| Line Side | 24 V DC loop powered |
| Isolation Voltage | 1500 V AC (interface to line) |
| Maximum Distance | 10 km with suitable cable |
| Line Termination | Screw terminals, pluggable |
| Wire Gauge Range | 24–14 AWG |
| LED Indicators | Power, transmit, receive, carrier detect |
| Mounting Style | DIN rail (35 mm EN 50022) |
| Operating Temperature | -25°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 5–95% non-condensing |
| Protection Rating | IP20 |
| Certifications | CE, UL, RoHS |
Advanced Communication Features
The ABB DSTC452 5751017-A employs robust FSK modulation that rejects common-mode noise and interference effectively. This technology ensures reliable data exchange even in electrically noisy industrial environments. Additionally, the module provides optical isolation between the control system interface and the communication line. This feature prevents ground loops and protects sensitive electronics from voltage transients. The unit includes comprehensive LED indication showing power status, data transmission, and carrier detection. Therefore, operators can verify communication link status at a glance without specialized test equipment. The modem supports extended transmission distances up to 10 kilometers using appropriate twisted-pair cabling. This capability makes it ideal for connecting remote pumping stations, tank farms, and distributed equipment.
System Integration and Manufacturer Context
ABB designed the DSTC452 as part of their comprehensive SattBus communication product family. This FSK modem integrates seamlessly with ABB control systems requiring remote I/O connectivity. It works particularly well with ABB Master series controllers and distributed processing units. The module proves invaluable in water treatment facilities, oil and gas installations, and material handling systems. You can configure multiple DSTC452 units to create multidrop networks connecting numerous field locations. For detailed installation guidelines, consult the ABB library documentation under the DSTC452 5751017-A product manual. This modem exemplifies ABB’s engineering expertise in industrial communication technologies for challenging operational environments.
Details
| Weight | 0.91 kg |
|---|---|
| Dimensions | 110 × 55 × 90 mm |
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