YOKOGAWA FU20 User Manual

IM 12B06J03-02EN-P
1
st
edition
Instruction
Manual
Model FU20
pH/ORP Combination sensor

YOKOGAWA FU20 Specifications

General

Brand	YOKOGAWA
Model	FU20
Category	Accessories
Language	English

Summary

FU20 Sensor Instruction Manual

FU20 Sensor Instruction Manual Introduction

This manual provides installation and use information for the FU20 pH sensor.

FU20 Sensor Unpacking and Inspection Guide

Guide for inspecting the FU20 sensor for damage upon delivery.

FU20 Sensor Warranty and Service Procedures

Details FU20 sensor warranty period, exclusions, and claim procedures.

FU20 Sensor Serial Number and Production Code Explanation

Explanation of FU20 sensor serial number format and production codes.

General Specifications for FU20 Sensor

FU20 Sensor: Measuring Elements

Lists the components used for measurement in the FU20 sensor.

FU20 Sensor: Wetted Parts Materials

Details materials of FU20 sensor components in contact with process fluid.

FU20 Sensor: Functional Specifications (at 25°C)

Presents FU20 sensor performance parameters like impedance and slope at 25°C.

FU20 Sensor: Dynamic Specifications

Outlines FU20 sensor response times for pH and temperature.

FU20 Sensor: Operating Range

Defines permissible limits for FU20 sensor pH, ORP, rH, temperature, pressure, conductivity.

FU20 Sensor: Shipping Details

Provides package dimensions and maximum weight for FU20 sensor models.

FU20 Sensor: Environmental Conditions

Specifies FU20 sensor storage temperature and Ingress Protection (IP) rating.

FU20 Sensor: Mechanical Specifications

Details maximum torque for FU20 sensor body installation.

FU20 Sensor: IECEx Certification

Lists IECEx standards, certificate, electrical data, and conditions for FU20 sensor.

FU20 Sensor: ATEX Certification

Lists ATEX standards, certificate, electrical data, and conditions for FU20 sensor.

FU20 Sensor: ROHSII, PED, LVD Compliance

Details compliance with ROHSII, PED, and LVD directives for FU20 sensor.

FU20 Sensor: FM-US Certification Overview

Covers intrinsic safety certification for FM-US and product label details for FU20.

FU20 Sensor: FM-United States Certification Details

Details FM-US applying standards, certificate, electrical data, and conditions for FU20.

FU20 Sensor: FM-Canada Certification Details

Details FM-Canada applying standards, certificate, electrical data, and conditions for FU20.

Installation of FU20 Sensor

FU20 Sensor: Typical Installation

Describes general mounting principles for FU20 sensor, including orientation.

FU20 Sensor: Preparation for Use

Instructions for unpacking and initial calibration of the FU20 sensor.

FU20 Sensor: Direct Mounting

Details direct mounting of FU20 sensor using 3/4" NPT threads.

FU20 Sensor: Mounting with Quick Release Adapters

Steps for installing FU20 sensor using optional quick-release adapters.

FU20 Sensor: PR10 Retractable Mounting

Guide for installing FU20 sensor into a PR10 retractable fitting.

General Calibration and Maintenance

FU20 Sensor: pH Calibration Procedure

Step-by-step guide for performing a two-point calibration for FU20 pH measurements.

FU20 Sensor: ORP and rH Calibration Procedure

Details FU20 calibration for ORP and rH using Chinhydron standards.

FU20 Sensor: Maintenance and Cleaning

Guidance on routine maintenance, cleaning, and diaphragm regeneration for FU20 sensor.