This digital input module captures discrete signals with precise sequence of events timestamping. It belongs to the Honeywell Experion PKS series, a product line designed for advanced process automation. The 8C-PDISA1 provides 32 channels of 24 VDC input capability with high-resolution time-stamping.
Technical Specifications
Engineers will appreciate the module’s ability to record event sequences with microsecond accuracy. It detects state changes from field devices such as switches, relays, and contactors. The unit includes built-in filtering to reject electrical noise from industrial environments.
| Parameter | Specification |
|---|---|
| Product Type | Digital Input SOE Module |
| Series | Honeywell Experion PKS |
| Part Number | 8C-PDISA1 |
| Input Channels | 32 |
| Nominal Voltage | 24 VDC |
| Input Voltage Range | 0 V to 30 VDC |
| SOE Resolution | 1 millisecond |
| Input Current | 6 mA per channel typical |
| Dimensions | Approximately 7.5 in x 4.2 in x 1.8 in (190 mm x 107 mm x 45 mm) |
| Weight | 0.99 lbs (0.45 kg) |
| Key Components | Optocouplers, microprocessors, memory ICs, capacitors, and connectors |
| Energy Storage | Capacitors provide signal filtering and hold-up during transients |
| Power Supply | 5 VDC and 24 VDC from backplane |
| Isolation | 500 V between field side and logic side |
Design and Configuration
This module features thirty-two independent input channels with individual status indicators. Each channel includes programmable filtering to adapt to various field device types. Moreover, the 8C-PDISA1 stores event data with precise timestamping for sequence analysis.
Technicians can configure each channel for normal or SOE operation during system setup. The module mounts directly in Experion PKS I/O racks for seamless integration. Furthermore, LED indicators provide immediate visual feedback for channel activity.
Application and Compatibility
The 8C-PDISA1 integrates seamlessly into Honeywell Experion PKS distributed control systems. It captures critical events from circuit breakers, safety interlocks, and protective relays. Users typically deploy this module in power generation, oil and gas, and chemical processing facilities.
Honeywell supports the Experion PKS platform with comprehensive automation solutions. This digital input module ensures reliable event recording for demanding process applications.
Details
| Weight | 0.2 kg |
|---|---|
| Dimensions | 85 × 65 × 30 mm |
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