Related Manuals for Oldham OLCT 700
Summarization of Contents
Introduction to OLCT 700 TP Detectors
Description of OLCT 700 TP Detector
Overview of the OLCT 700 TP hydrogen sulfide gas transmitter and its components.
Modular Mechanical Design of OLCT 700 TP
Details the modular construction and four main parts of the detector assembly.
Plug-in Replaceable H2S Sensor
Describes the field-proven, plug-in H2S sensor and its features.
Installation of OLCT 700 TP Gas Detectors
ATEX Operational Guidelines for Safe Use
Safety guidelines for use in explosive atmospheres according to ATEX directives.
Functional Safety (SIL 2) for Detectors
Information regarding the detector's functional safety rating (SIL 2).
Detector Placement Considerations
Critical factors for selecting optimal detector locations for accurate readings.
Sensor Contaminants and Interference
Identifies substances that can affect sensor performance and cause interference.
Mounting Installation Procedures
Instructions for vertically orienting and securing the detector assembly during installation.
Electrical Installation Requirements
Proper wiring procedures and electrical safety considerations for ATEX zones.
Field Wiring and Cable Preparation
Details on conductor connections, wire gauge, and cable preparation for the detector.
Initial Start Up and Operational Tests
Steps for powering up the detector and performing initial operational tests.
Operation of OLCT 700 TP Detectors
Programming Magnet Operating Instructions
How to use the magnetic tool to navigate and operate the detector's menus.
Operator Interface and Menu Navigation
Describes the menu-driven interface and available sub-menus for configuration.
Normal Operation and Display
Explains the detector's behavior and display during standard operating conditions.
Calibration Mode (AutoSpan)
Detailed procedure for performing span calibration to ensure sensor accuracy.
Program Mode: Configuration and Settings
Accessing and configuring parameters like range, sensor status, and settings.
Program Features: Diagnostics and Failsafe
Overview of diagnostic and failsafe features for safe operation.
RS-485 Modbus™ Protocol
Modbus™ Registers
Details the various Modbus™ holding registers and their data definitions.
Modbus™ Special Registers
Explains special Modbus™ registers and their specific functions for detector configuration.
Service and Maintenance of OLCT 700 TP
Calibration Frequency Recommendations
Recommended schedule for testing and calibrating gas detection installations.
Visual Inspection Guidelines
Guidelines for annually inspecting the detector for wear, corrosion, or damage.
Condensation Prevention Packet Maintenance
Importance and replacement schedule for the moisture condensation packet.
Replacing the Plug-in H2S Sensor
Step-by-step instructions for safely replacing the H2S sensor cell.
Troubleshooting Guide for OLCT 700 TP
Troubleshooting Common Faults
Identifies causes and resolutions for common detector faults like Open Heater and Sensor.
AutoSpan Calibration Faults Resolution
Steps to resolve calibration issues such as Range, Stability, and Clearing Faults.
Fault Resolution Procedures
Solutions for various operational faults including alarms, display issues, and communication errors.
Appendix: Specifications and Drawings
Technical Specifications of OLCT 700 TP
Comprehensive list of technical specifications for the OLCT 700/710 TP detector.
Spare Parts and Accessories Catalog
Catalog of available spare parts, detector accessories, and calibration equipment.
Technical Drawings and Wiring Schematics
Includes diagrams and wiring schematics for the OLCT 700/710 TP detector.
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