NFAF135-S50 | Yokogawa PLC Module for Real-Time Process Control
Manufacturer: Yokogawa
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Part Number: NFAF135-S50 S1
Condition：New with Original Package
Product Type: PLC Module for Real-Time Process Control
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Country of Origin: Japan
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Product Overview
The Yokogawa NFAF135-S50 S1 is a high-precision frequency input module engineered for distributed control systems (DCS). It accurately acquires frequency and pulse signals from flow meters, tachometers, and pulse-type sensors.
Designed for industrial environments, it ensures reliable data capture under harsh conditions and supports real-time monitoring and control in applications like wind power, chemical processing, and oil & gas systems.
Technical Specifications
| Specification | Details |
|---|---|
| Model Number | NFAF135-S50 S1 |
| Manufacturer | Yokogawa Electric Corporation |
| Product Type | Frequency Input Module |
| Input Type | Pulse / Frequency signal |
| Input Range | 0.1 Hz – 10 kHz |
| Input Voltage | 5 – 24 V DC |
| Accuracy | ±0.1% |
| Response Time | 10 ms |
| Operating Temperature | 0°C to +55°C |
| Storage Temperature | –20°C to +70°C |
| Isolation | 2500 V DC system input isolation |
| Power Supply | 24 V DC programmable |
| Interface | Yokogawa DCS I/O bus |
| Dimensions (W × H × D) | 130 mm × 107.5 mm × 32.8 mm |
| Weight | 0.8kg |
| Compliance | IEC, ANSI standards |
| Condition | New and original |
| Certifications | Certificate of Origin (COO), Test Report |
FAQs
Q1: What signal types does the NFAF135-S50 S1 support?
It supports pulse and frequency signals from field devices such as flow meters and tachometers.
Q2: What is the input voltage range?
The module operates with 5–24 V DC input.
Q3: How accurate is this frequency input module?
The accuracy is ±0.1%, ensuring reliable measurements.
Q4: Can it operate in harsh industrial environments?
Yes, it is designed for high reliability under extreme conditions, including wide temperature ranges.
Q5: What is the response time for signal capture?
The response time is 10 ms, suitable for real-time process monitoring.