Allen Bradley 1794-VHSC Flex I/O Ultra-High-Speed ​​Counter Module

Overview

The Allen Bradley 1794-VHSC Flex I/O Ultra-High-Speed Counter Module is designed for high-speed counting and frequency measurement applications within Flex I/O systems. It provides accurate pulse counting and position monitoring for industrial automation systems requiring fast and precise input processing.

General Information

Brand: Allen Bradley

Country of Origin: United States

Manufacturer: Rockwell Automation

Part Number: 1794-VHSC

Series: Flex I/O

Type: Ultra-High-Speed Counter Module

Application: High-speed counting, frequency measurement, and position feedback

Function: Processes high-frequency pulse signals from encoders and other field devices

Installation: Flex I/O system module mounting

Power Specifications

Supply Voltage: 24 V DC

Power Consumption: Approximately 3 W

Input Signal: High-speed digital pulse input

Protection: Overvoltage and short-circuit protection

Indicators: LED status indicators for module operation and diagnostics

Communication & Interface

Communication Type: Flex I/O backplane communication

Input Channels: High-speed counter inputs

Counting Modes: Up/down counting, frequency measurement, and pulse accumulation

Maximum Input Frequency: Up to 1 MHz

Diagnostics: Signal status monitoring and fault detection

Environmental

Operating Temperature: 0 to +55 °C

Storage Temperature: −40 to +85 °C

Humidity: 5–95% RH, non-condensing

Protection Rating: IP20

Installation Environment: Industrial control cabinet

Vibration Resistance: Suitable for industrial automation environments

Dimensions & Weight

Dimensions (L × W × H): 97 × 46 × 53 mm

Weight: 0.1 kg

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