Thermo Scientific ThermoFlex1400 User Manual

Thermo Scientific
ThermoFlex
TM
Recirculating Chillers
(Basic Controller)
Thermo Scientic Manual P/N U00933
Rev. 11/03/2017
Visit our Web site at:
http://www.thermofisher.com/tc
Product Service Information, Applications
Notes, SDS Forms, e-mail.
Voice Info: (800) 258-0830
Multilingual Quick
Start Guides
Multilingual Essential
Safety Instructions
Installation
Operation
Preventive
Maintenance
Troubleshooting

Thermo Scientific ThermoFlex1400 Specifications

General

Cooling Capacity	1400 W
Cooling Capacity @ 20°C	1400 W
Temperature Range	+5°C to +40°C
Temperature Stability	±0.1°C
Pump Type	Centrifugal
Fluid Compatibility	Water, Water/Glycol mixtures
Power Requirements	230V, 50/60Hz
Refrigerant	R134a
Power Supply	230V, 50/60Hz
Weight	57 kg

Summary

Section 1 Safety

Safety Warnings

Critical safety warnings and hazard identification symbols for chiller operation.

Section 2 General Information

Specifications

Technical specifications for various ThermoFlex models, including dimensions and performance.

Section 3 Installation

Site Requirements

Electrical Requirements

Electrical specifications, including voltage, frequency, phase, and circuit protection.

Electrical Service Requirements (Standard chillers)

Table detailing electrical requirements for standard chiller models.

Electrical Service Requirements (Variable voltage chillers)

Electrical requirements for chillers with variable voltage options.

Electrical Service Requirements (Global Voltage chillers)

Electrical requirements for chillers with global voltage options.

Hard Wire Installation

Instructions for connecting the chiller directly to the electrical supply.

Plumbing Requirements

Guidelines for connecting process fluid and facility water lines to the chiller.

Process Fluid Requirements

Priming

Steps for filling and priming the chiller and process fluid lines for initial startup.

Initial Filling

Section 4 Operation

Setup

Initial setup procedures for the chiller controller, including quick start instructions.

Start Up

Step-by-step guide for powering on and initializing the chiller and its controller.

Setpoint Loop

Procedure for displaying and adjusting the desired process fluid temperature setpoint.

Setup Loop

Adjusting and verifying various controller settings, including scales, alarms, and optional features.

Shut Down

Section 6 Preventive Maintenance

Preventive Maintenance Timer

Using the integrated timer to schedule and remind about filter changes and maintenance.

Fluid Maintenance

Condenser Filter

Diagnostic Loop

Testing the Alarm Features

Verifying the chiller's reaction to alarm limits by adjusting setpoints and simulating conditions.

Section 7 Troubleshooting

Operational Error Codes

Table of error codes, their causes, reactions, and recommended actions for diagnosing issues.

Checklist

Troubleshooting checklist for common chiller issues such as no display or failure to start.

Clearing Error Codes

Procedure for clearing error codes and silencing alarms on the controller.

Chiller shuts down

Troubleshooting steps when the chiller unexpectedly shuts down.

Inadequate pump pressure

Troubleshooting steps for issues related to insufficient pump pressure.

Chiller will not circulate process fluid

Inadequate temperature control

Troubleshooting steps for maintaining accurate temperature control.

Verifying/Adjusting the Controller PID Values

Procedure for adjusting PID loop parameters to correct temperature control issues.

Section 8 Additional Information

Draining

Internal Process Fluid Temperature Sensor (rdt1) Calibration

Step-by-step guide for calibrating the internal fluid temperature sensor.

Internal Temperature Sensor Calibration

Detailed procedure for calibrating the internal temperature sensor, including high and low points.

Process Fluid Pressure (P1) Transducer Calibration

Procedure for calibrating the process fluid pressure (P1) transducer.

Pressure (P1) Calibration

Visual guide for calibrating the process fluid pressure (P1) transducer.

Optional Process Fluid Flow (FLo) Transducer Calibration

Calibration procedure for the optional process fluid flow (FLo) transducer.

Flow Transducer (FLo) Calibration

Visual guide for calibrating the optional process fluid flow (FLo) transducer.

Clearing SEr Codes

Decommissioning/Disposal

Appendix C Analog I/0 and Remote Sensor

Analog I/O Connector Pinout

Analog Input Calibration

Procedure for calibrating the analog voltage input type for sensors and signals.

Analog Output Calibration

Procedure for calibrating the analog output (DAC) for voltage/current signals.

Remote Sensor Connector Pinout

Remote Sensor Calibration

Procedure for calibrating the remote temperature sensor for accurate readings.

Appendix D Serial Communications

NC Serial Communications Protocol

Serial Communications Loop

Table of Commands