Description
The ABB DP910 (3KDE175362L9100) is a specialized 2-channel frequency input module designed for integration within the S900 I/O system. Engineered for reliability in demanding industrial environments, this module supports precise frequency measurement, pulse counting, and direction recognition. It is specifically built for use in hazardous locations, carrying ATEX approvals for operation in Zone 1 and Zone 2 areas.
Features
- Dual-channel frequency input capability for dry contacts or proximity switches.
- High-frequency measurement support up to 10 kHz.
- Advanced diagnostics including short-circuit and wire-break detection.
- Supports hot-swapping and hot configuration during active system operation.
- Redundant power and communication paths to ensure high availability.
- G3-coating applied to internal components for enhanced corrosion resistance.
- FDT/DTM compatible for streamlined configuration and system diagnostics.
Applications
This module is ideal for process automation tasks requiring pulse counting or speed monitoring in harsh environments. Typical applications include flow metering, rotational speed monitoring, and position sensing in chemical, oil, and gas processing plants where hazardous area compliance is mandatory.
Technical Specifications
| Model |
DP910 |
| Order Code |
3KDE175362L9100 |
| Series |
S900 I/O |
| Input Frequency |
Up to 10 kHz |
| Input Compatibility |
Dry contacts, Proximity switches |
| Hazardous Rating |
ATEX Zone 1 / Zone 2 |
| Operating Temperature |
-20 degC to +60 degC |
| Relative Humidity |
Max 93% at 40 degC |
| Weight |
0.125 kg |
Installation Guidelines
- Ensure the system power is disconnected before installing or removing the module from the S900 rack.
- The module supports hot-swapping; verify system-level redundancy settings before performing maintenance under power.
- Maintain proper grounding practices to minimize EMI interference, especially when routing signal cables from sensors.
- Ensure the operating environment remains within the specified temperature and humidity ranges to prevent premature component failure.
- Use appropriate shielded cabling for high-frequency input signals to maintain measurement accuracy.
FAQ
Is the DP910 compatible with standard S900 I/O racks? Yes, the DP910 is designed specifically for the S900 I/O platform.
Does this module support hot-swapping? Yes, the module supports both hot-swapping and hot configuration while the system is running.
What kind of sensors can I connect to the DP910? The module is compatible with standard dry contacts and proximity switches.
