The Honeywell 8C-PCNT02 functions as a high-precision Pulse Counter and Control Module within the Experion PKS Series 8 architecture. It captures high-frequency signals from field devices to facilitate accurate engine speed measurement, mechanical transmission monitoring, and energy management. We supply this module as 100% Brand New and Original in factory packaging. This component bridges the gap between high-speed mechanical pulses and the C300 controller logic, ensuring precise data acquisition for high-velocity industrial processes.
| Feature | Specification Detail |
| Input Type | High/Low Level Optically Isolated Pulses |
| Counting Frequency | Up to 100 kHz per channel |
| Accuracy | ±0.001% of reading (0.5 Hz – 100 kHz) |
| Isolation Rating | 1000 VDC Optical Isolation |
| Output Channels | Multiple Digital Outputs for local control |
| Interfaces | RS-485, CANopen |
| Power Supply | 12 VDC or 24 VDC |
| Operating Temp | –40 °C to +70 °C |
| Dimensions | 125 mm × 100 mm × 50 mm |
Superior Noise Immunity: The 8C-PCNT02 utilizes 1000 VDC optical isolation to shield the C300 controller from electrical spikes and industrial EMI. This protection prevents signal corruption in environments with heavy motors and drives.
Extreme Climate Resilience: This module operates across a broad temperature spectrum (–40 °C to +70 °C). Unlike standard IT-grade components, the 8C-PCNT02 maintains timing accuracy in unheated remote instrument enclosures or high-heat manufacturing zones.
Precision Speed Control: With an accuracy of ±0.001%, the module provides the high-resolution data required for turbine speed monitoring and precise conveyor synchronization. It eliminates the "drift" common in lower-tier pulse input hardware.
Chemical Protection: Honeywell applies a professional conformal coating to every 8C-PCNT02 unit. This chemical barrier resists moisture, salt spray, and corrosive gases, significantly extending the service life in petrochemical and refining facilities.
Compact Integration: The Series 8 form factor minimizes cabinet footprint. The module mounts directly to the DIN rail, allowing for high-density I/O configurations without excessive heat buildup.
What is the maximum frequency the 8C-PCNT02 can process?
The module supports high-speed pulse counting up to 100 kHz per channel, making it ideal for high-RPM machinery and fast-response flow meters.
Can I use this module for dual-pulse (quadrature) inputs?
Yes. For dual-pulse channels, the module typically supports a frequency range of 0–10 kHz, ensuring accurate direction and position tracking for mechanical transmissions.
Does this module require a separate power supply for the field side?
The module operates on 12 VDC or 24 VDC. While the logic is powered via the C300 backplane, you must ensure the pulse signal levels match the high/low level trigger specifications of the module inputs.
Is the 8C-PCNT02 compatible with existing RS-485 networks?
The module includes built-in RS-485 and CANopen communication interfaces, enabling seamless integration with a wide variety of peripheral industrial devices and older serial-based sensors.
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