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Thermo Scientific
ThermoFlex
TM
Recirculating Chillers
(Basic Controller)
Thermo Scientific Manual P/N U00933
Rev.
11/03/2017
Multilingual Quick
Start Guides
Multilingual Essential
Safety Instructions
Installation
Operation
Preventive
Maintenance
Troubleshooting
Visit our Web site at:
http://www.thermofisher.com/tc
Product Service Information, Applications
Notes, SDS Forms, e-mail.
Voice Info: (800) 258-0830
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Table of Contents
Related Manuals for Thermo Scientific ThermoFlex5000
Summarization of Contents
Safety
Safety Warnings
Read and understand all safety precautions before installing or operating the chiller. Contact us for questions.
General Information
Description
Thermo Scientific ThermoFlex recirculating chillers provide continuous fluid supply at constant temperature and flow rate.
Specifications
Details temperature range, stability, cooling capacity, refrigerant, reservoir volume, footprint, and pumping capacity.
Installation
Site Requirements
Specifies ambient temperature, humidity, altitude, pollution degree, and protection for chiller placement.
Electrical Requirements
Details electrical service requirements, including branch circuit and line cord specifications for various models.
Hard Wire Installation
Provides instructions for technicians on safely performing hard-wire installation procedures.
Plumbing Requirements
Outlines necessary plumbing connections, fluid requirements, and adapter specifications for proper installation.
Process Fluid Requirements
Lists approved fluids, handling precautions for EG, and requirements for preventing freezing/glazing.
Facility Water Requirements
Specifies facility water conditions like temperature, flow, and pressure drop for optimal chiller performance.
Priming
Details the procedure for priming the chiller and process fluid lines to ensure proper operation.
Initial Filling
Guides on filling the reservoir with process fluid, ensuring correct level and preventing spillage.
Operation
Basic Controller
Overview of the controller's interface and function for temperature control using PID algorithm.
Setup
Instructions for initial setup, including checking connections and preparing for chiller startup.
Start Up
Procedure for powering on the chiller, including GFCI breaker and circuit protector settings.
Setpoint Loop (SP)
Details on how to access and change the desired process fluid temperature setpoint.
Setup Loop (SEtuP)
Guides on adjusting controller settings like scales, alarms, fan speed, and auto restart.
Preventive Maintenance
Preventive Maintenance Timer (CArE)
Information on the integrated timer that alerts users for maintenance tasks like filter changes.
Fluid Filter Bag
Instructions for installing and replacing the fluid filter bag to prevent system particulates.
Reservoir Cleaning
Guidance on maintaining reservoir fluid quality and cleaning the sight tube.
Condenser Filter
Procedures for cleaning or replacing the condenser filter to maintain cooling capacity.
DI Filter (Optional)
Schedule for DI filter cartridge maintenance and alarm indicators.
Diagnostic Loop (diA9)
How to view or reset operating times for chiller components like filters.
Testing the Alarm Features
Procedure to test temperature alarm limits and auto refill functionality.
Troubleshooting
Error Codes
Lists error codes, their causes, reactions, and recommended actions for resolving issues.
Checklist
Troubleshooting steps for when the chiller will not start or shows no display.
Chiller shuts down
Troubleshooting steps for when the chiller unexpectedly shuts down.
Inadequate temperature control
Addresses issues with temperature control, including setpoint verification and heat load checks.
Verifying/Adjusting the Controller PID Values (Tune Loop)
Guide for qualified technicians to adjust PID values for optimal temperature control.
Additional Information
Draining
Instructions for safely draining the chiller, including types of drain ports and procedures.
Wetted Materials
Lists materials used in pumps, filter bags, caps, and plumbing for chemical compatibility.
Internal Fluid Temperature Sensor (rdt1) Calibration
Procedure for calibrating the internal fluid temperature sensor for accurate readings.
Process Fluid Pressure (P1) Transducer Calibration
Steps to calibrate the process fluid pressure (P1) transducer for accurate measurements.
Optional Process Fluid Flow Transducer (FLo) Calibration
Procedure for calibrating the optional process fluid flow transducer (FLo).
Decommissioning/Disposal
Guidelines for safely decommissioning and disposing of the chiller and its components.
Appendix C Analog I/O and Remote Sensor
Analog I/O Connector Pinout
Pinout details for the analog input/output connector for connecting external devices.
Analog Input Calibration
Procedure for performing a 2-point calibration of the analog input signal.
Analog Output Calibration
Procedure for performing a 2-point calibration of the analog output signal.
Remote Sensor Calibration Loop
Guide for calibrating the remote sensor for accurate temperature monitoring.
Appendix D NC Serial Communications Protocol
Serial Communications Loop
Details on enabling and configuring serial communications via RS-232/RS-485.
DECLARATION OF CONFORMITY
Model and Voltage Number Definition
Defines the components of the model and voltage number for product identification.
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