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OLCT 710
Instruction manual
Oldham OLCT 710 Instruction Manual
Hydrogen sulfide detector, solid state sensor
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Contents
Table of Contents
Troubleshooting
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Table of Contents
Table of Contents
1 Introduction
Description
Modular Mechanical Design
Figure 1: Detector Assembly Breakaway
Figure 2: Detector Assembly Front View
Plug-In Replaceable Sensor
Figure 3: Vue de Face de L'olct 710
Figure 4: OLCT 700/710 TP Plug-In Sensor Cell
2 Installation
ATEX Operational Guidelines for Safe Use
Figure 5: ATEX Approval Label
Functional Safety (SIL 2)
Detector Placement
Sensor Contaminants and Interference
Table 1: Cross Interference Gases
Mounting Installation
Figure 6: Outline and Mounting Dimensions
Electrical Installation
Figure 7: Typical Installation
Field Wiring
Table 2: Wire Gauge Vs. Distance
Initial Start up
Figure 8: Detector Wire Connections
3 Operation
Programming Magnet Operating Instructions
Figure 9: Magnetic Programming Tool
Figure 10: Magnetic Programming Switches
Operator Interface
Normal Operation
Calibration Mode (Autospan)
Figure 11: OLCT 700/710 TP Software Flowchart
Program Mode
Program Features
4 RS-485 Modbus™ Protocol
Table 3: Modbus™ Registers
Table 4: Modbus™ Special Registers
5 Service and Maintenance
Calibration Frequency
Visual Inspection
Condensation Prevention Packet
Replacement of Plug-In H2S Sensor
Figure 12: Detector Assembly
6 Troubleshooting Guide
Figure 13: Sensor PCB
7 Appendix
Specifications
Spare Parts, Detector Accessories, Calibration Equipment
OLCT 700710 TP Drawings
8 EC Declaration of Conformity
9 Revision Log
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Description
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Field Wiring
3
Programming Magnet Operating Instructions
4
Calibration Mode (Autospan)
5
Calibration Frequency
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OLCT 700/710 TP
700 TP Series
Instruction Manual
Hydrogen Sulfide Detector
Solid State Sensor
OLCT 700
OLCT 710
Part Number: NP700TPIMEN
Revision: C.1
The Fixed Gas Detection Experts
Table of
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Summarization of Contents
Introduction to OLCT 700 TP Series
Detector Description
Provides an overview of the OLCT 700 TP, its technology, models, and key features.
Modular Mechanical Design
Details the modular construction of the detector assembly, including its main components and materials.
Plug-in Replaceable Sensor
Explains the characteristics of the solid-state H2S sensor and its plug-in design for easy replacement.
Installation and Setup
ATEX Operational Guidelines for Safe Use
Specifies safety requirements and guidelines for using the detector in ATEX-certified explosive atmospheres.
Functional Safety (SIL 2)
Covers the detector's compliance with Functional Safety standards, specifically SIL 2 ratings.
Detector Placement Guidelines
Provides guidance on selecting optimal locations for detector installation to ensure accurate gas monitoring.
Sensor Contaminants and Interference
Identifies substances that can affect sensor performance and outlines potential interference issues.
Mounting Installation Procedures
Offers instructions for the physical installation and mounting of the detector assembly.
Electrical Installation Requirements
Details the critical steps and considerations for correctly wiring the detector for safe and effective operation.
Field Wiring Connections
Explains the wiring requirements, including wire gauge, distance, and connection types for field installation.
Initial Start Up Procedure
Guides the user through the initial power-on procedure and system checks after installation.
Initial Operational Tests
Outlines the necessary tests to perform after initial start-up to verify detector functionality and sensitivity.
Operation and Configuration
Programming Magnet Operating Instructions
Explains how to use the magnetic programming tool to interact with the detector's interface.
Operator Interface Overview
Provides an overview of the detector's menu structure, status indicators, and interaction methods.
Normal Operation Mode
Describes the expected behavior of the detector during regular monitoring and fault detection.
Calibration Mode (AutoSpan)
Details the process for performing AutoSpan calibration to maintain sensor accuracy and performance.
Program Mode Configuration
Covers device configuration: navigation, sensor status, settings (level, range, ID, heater), output check, and factory defaults.
Program Features Overview
Details operational features like over-range, sensor life, and fault/failsafe diagnostic mechanisms.
Service and Maintenance
Calibration Frequency Recommendations
Recommends regular testing intervals for gas detection installations to ensure ongoing safety and performance.
Visual Inspection Guide
Outlines routine annual checks for physical signs of corrosion, damage, or blockages on the detector.
Condensation Prevention Packet Maintenance
Describes the function and replacement schedule for the moisture condensation prevention packet.
Plug-in H2S Sensor Replacement
Provides step-by-step instructions for safely removing and replacing the plug-in H2S sensor module.
Troubleshooting Guide
Appendix and Technical Data
Technical Specifications
Lists the detailed technical specifications of the OLCT 700/710, including ranges, accuracy, and environmental limits.
Spare Parts and Accessories
Provides a list of available spare parts, detector accessories, and calibration equipment for the device.
Technical Drawings
Includes diagrams and schematics illustrating the detector's assembly, wiring, and dimensional data.
EU Declaration of Conformity
Revision Log
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