EN
- Overview
- Specifications
- Description
- Applications
- Competitive Advantage
- FAQ
- Recommended Products
Overview
Place of Origin: |
Sweden |
Brand Name: |
ABB |
Model Number: |
DSDX451L |
Packaging Details: |
Original new Factory Sealed |
Delivery Time: |
5-7 days |
Payment Terms: |
T/T |
Supply Ability: |
In stock |
Specifications
|
Model: |
DSDX451L |
|
Type: |
Remote I/O Expansion Unit |
|
Number of Input Channels: |
16 |
|
Number of Output Channels: |
16 |
|
Input Voltage: |
24 V DC |
|
Output Voltage: |
24 V DC |
|
Input Current: |
50 mA |
|
Output Current: |
5 A |
|
Operating Temperature: |
-20°C to +60°C (-4°F to +140°F) |
|
Storage Temperature: |
-40°C to +85°C (-40°F to +185°F) |
|
Relative Humidity: |
5–95%, non-condensing |
|
Vibration: |
0.5 g rms, 10–500 Hz |
|
Shock: |
5 g, 11 ms half-sine pulse |
|
Dimensions (Depth x Height x Width): |
22.9 x 10.2 x 25.4 cm |
|
Weight: |
2.4 kg |
Description
The DSDX451L is the Remote I/O Expansion Unit for the ABB S400 I/O system. It is a low-signal-level expansion unit providing 16 digital inputs and 16 digital outputs. This module is designed for harsh industrial environments and can withstand various temperatures, vibrations, and shocks.
Applications
Non-ferrous metal smelters: Control of heavy-duty hydraulic valves and status feedback.
Large paper mills: Remote signal acquisition for wet-end or dry-end control cabinets.
Wastewater treatment plants: Remote control of dosing pumps, agitators, and level switches.
Competitive Advantage
Low Signal Level: The DSDX451L is a low signal level I/O module, meaning it is designed for low-voltage signals. This makes it ideal for applications where noise and interference are a concern.
Harsh Environments: The DSDX451L is designed for harsh industrial environments. It can withstand a wide range of temperatures, vibrations, and shocks.
Modular Design: The DSDX451L is a modular I/O module, meaning it can be easily added to or removed from existing S400 I/O systems. This allows for easy system expansion to meet evolving needs.
FAQ
Q: Are the DSDX451L and DSDX451(K) interchangeable?
A: Physically and functionally, they are similar, but check output current limits and firmware compatibility for L vs. K versions. Refer to the original system design for guidance.
Q: Does the DSDX451L have output protection?
A: Yes. It includes built-in fuse protection to prevent damage from external overloads.
Q: Why does the input signal of the DSDX451L jitter on the host computer?
A: Likely caused by external noise. Increase the filter constant in software and verify field sensor shielding.
Q: Can the DSDX451L handle high-speed pulses?
A: No. It is designed for general logic control. For high-speed counting, use the DSDP series.
Q: Can the DSDX451L operate in extremely cold environments down to -20°C?
A: Industrial-grade design supports -20 to +60°C. For very cold environments, install a cabinet heater.
