Thermo Scientific 815 Operating And Maintenance Manual

Thermo Scientific 815 Operating And Maintenance Manual

Refrigerated incubator - microprocessor controlled
Hide thumbs Also See for 815:

Advertisement

Thermo Scientific Precision Model 815
Refrigerated Incubator - Microprocessor Controlled
Operating and Maintenance Manual 7013721 Rev. 2
Visit us online to register your warranty
www.thermoscientific.com/labwarranty

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the 815 and is the answer not in the manual?

Questions and answers

Summary of Contents for Thermo Scientific 815

  • Page 1 Thermo Scientific Precision Model 815 Refrigerated Incubator - Microprocessor Controlled Operating and Maintenance Manual 7013721 Rev. 2 Visit us online to register your warranty www.thermoscientific.com/labwarranty...
  • Page 2 40096/SI-12271 9/8/16 Updated part number on pg 8-1 from 1900381 to 1890063 40714/IN-4710 2/11/16 Updated 3185052 schematic to 50/60Hz on pg 9-2 40096 4/3/15 Original - new cabinet, cooling On/Off switch, model numbers ECR/ECN Date Description Thermo Scientific Refrigerated Incubator...
  • Page 3 Thermo Fisher Scientific makes no representations or warranties with respect to this manual. In no event shall Thermo be held liable for any damages, direct or incidental, arising out of or related to the use of this manual. ©2015 Thermo Fisher Scientific. All rights reserved. Refrigerated Incubator Thermo Scientific...
  • Page 4 European Country, and this product should be disposed of or recycled through them. Further information on Thermo’s compliance with this directive, the recyclers in your country and information on Thermo Scientific products will be available at www.thermoscientific.com. Always use the proper protective equipment (clothing, gloves, goggles, etc.) 4 Always dissipate extreme cold or heat and wear protective clothing.
  • Page 5 We can also provide you with a quotation on our Extended Warranty for your Thermo Scientific products. Whatever Thermo Scientific products you need or use, we will be happy to discuss your applications. If you are experiencing technical problems, working together, we will help you locate the problem and, chances are, correct it yourself...over the telephone without a service...
  • Page 6 • Repairs to parts or systems resulting from unauthorized unit modifications. • Any labor costs other than that specified during the parts and labor warranty period, which may include additional warranty on CO sensors, blower motors, water jackets, etc. Thermo Scientific Refrigerated Incubator...
  • Page 8: Table Of Contents

    Accessories ..........8-2 Thermo Scientific...
  • Page 10: Introduction

    Note Do not - for any reason - return this unit without first obtaining authorization. In any correspondence to Thermo, supply the nameplate data, including catalog number and serial number. Thermo Scientific Refrigerated Incubator...
  • Page 11: Performance Data

    Section 1 Installation and Start-Up General Information The incubator is commonly referred to as the standard model 815. The Model 815 Refrigerated Incubator has been designed to provide the ultimate in temperature control. The user is assured of dependable and precise performance through the use of microprocessor technology in the temperature control circuitry.
  • Page 12: Theory Of Operation

    The first depression of the key selects the high limit. The second depression selects the low limit. The respective green indicator lamp will light. POWER COOLING >AMBIENT + 5°C Figure 1-1. Front Panel Thermo Scientific Refrigerated Incubator...
  • Page 13: Explanation Of Auxiliary Panel

    In the above configuration, the light will illuminate whenever the unit goes into an alarm condition...High or Low. In the configuration below, the light will go off in a high or low temperature alarm condition. Warning Wiring must conform to all local electrical codes. Refrigerated Incubator Thermo Scientific...
  • Page 14: Instrumentation Port

    An extra plug is supplied for the user's convenience. Be sure to seal any gaps around the wire(s) going through the plug. Thermo Scientific Refrigerated Incubator...
  • Page 16: Installation

    Radiators, air-conditioning outlets, other ventilating system outlets, and drafts can affect the operation of the incubator by a sudden inrush of air that is at a temperature different than operating conditions. Warning For personal safety, this apparatus must be properly grounded. Thermo Scientific Refrigerated Incubator...
  • Page 17: Safety Precautions

    3. Avoid spillage of liquids within the chamber. 4. Do not evaporate noxious fumes. Caution Do not store containers filled with acidic or caustic solutions, as vapors from these materials will attack the evaporator and void the warranty. Refrigerated Incubator Thermo Scientific...
  • Page 18: Operation And Calibration

    Due to the slight non-linearities in the control system, it may be necessary to make the display match a calibrated thermometer's reading, even though the difference might be only a few tenth's of a degree. Thermo Scientific Refrigerated Incubator...
  • Page 19: Section 3 Operation And Calibration

    Alarm/Setpoint" indicator should be lit. Use the UP or DOWN arrow keys to select your limit value. Then press the ENTER key. If the LOW LIMIT value you have selected is above the operating setpoint temperature, the incubator alarm will activate. Refrigerated Incubator Thermo Scientific...
  • Page 20 When power is restored, the alarm setpoint will revert back to the default. Note Software Version 2.00 and later has a 30 minute delay for the low and high alarm to avoid nuisance alarms caused by door openings. Thermo Scientific Refrigerated Incubator...
  • Page 21 Do not use powdered gloves for tissue cultures. Use sterile, distilled or demineralized water. 401 Millcreek Road, Box 649 • Marietta, Ohio 45750 USA • 740-373-4763 http://www.service.led.marietta@thermofisher.com USA and Canada 800-438-4851 • Telefax: 740-373-4189 • Preventive Maintenance for Model 815 Incubators Refer to Action Daily Weekly...
  • Page 22: Service

    - up to 60°C (140°F) . This is not a malfunction. This is normal due to the location of the con- denser heat exchanger of the cooling system. Note that it has no impact on the specified performance of the unit. Thermo Scientific Refrigerated Incubator...
  • Page 23: Symptoms And Possible Causes

    No air circulation in chamber; inoperative fan (see Solution 1) Low line voltage, less than 110V (see Solution 9) Power Supply PCB assembly (see Solution 3) Overcharged Compressor (see Solution 11) Display indicates Malfunctioning RTD Temperature Probe (Solution 4) Refrigerated Incubator Thermo Scientific...
  • Page 24: Possible Solutions

    3. Malfunctioning Power Supply PCB assembly: The Power Supply PCB Assembly has the triac (solid state AC voltage switch) on it which supplies the power to heater. This triac is "told" to operate, when need be, by the microprocessor. Thermo Scientific Refrigerated Incubator...
  • Page 25 4. If the last two steps are not as stated, then most likely the CPU board is bad and should be replaced. 5. Switch the voltmeter to an "AC Volts" scale capable of reading 120 volts. Refrigerated Incubator Thermo Scientific...
  • Page 26 8. Measure the voltage between TB1-4 (Orange wire) and TB1-6 (Red wire). It should be line voltage. 110 VAC to 120 VAC. 9. If it is not, then most likely the triac is bad. The power supply board should be replaced. Thermo Scientific Refrigerated Incubator...
  • Page 27 The setpoint temperature setting should be a minimum of 2° below the high temperature alarm setting. If the problem persists, then see Solution 3. Refrigerated Incubator Thermo Scientific...
  • Page 28 This may be the result of excessive (90°F) ambient temperature adjacent to the compressor, excess dirt on the compressor, or a relay malfunction. Provide additional wall clearance and/or circulation around the unit, clean compressor, or contact Technical Services. Thermo Scientific Refrigerated Incubator...
  • Page 30: Maintenance

    2) The compressor terminal protective cover must be properly in place before applying electric power to the compressor. 3) Caution should be exercised by service personnel when servicing refrigeration system. 4) Service should be performed by a certified refrigeration technician only. Thermo Scientific Refrigerated Incubator...
  • Page 32: Options

    DB-25 (25-pin) male connector. The cable is a one-to-one wiring format. The pin assignments for the serial port are: SIGNAL DESCRIPTION Serial Transmitted Data Serial Received Data Signal Ground (O V) Thermo Scientific Refrigerated Incubator...
  • Page 33: Setting Up The Incubator For Communication

    Section 6 Factory Options TOP VIEW OF CONTROL PANEL 3176707 3176720 To J304 Assy, PCB, 815 CPU #3176707 Setting Up the Incubator Your incubator requires the selection of 3 parameters for communications: for Communication • Baud Rate - This is the speed of communication between the incubator and computer.
  • Page 34 60.0 Minutes ....Between reports Press the UP or DOWN key until the setpoint display shows your selection. Press ENTER. The value is entered. Thermo Scientific Refrigerated Incubator...
  • Page 35 0 = Normal With Status Display Type = 1 or 2: Actual Temperature: 10 Setpoint Temperature: -5.0 Alarm Status: Normal HIGH 4. Allow the setup to time out. The incubator is now ready to communicate with your computer. Refrigerated Incubator Thermo Scientific...
  • Page 36: Using The Communication

    Wait for the Status Update Time duration you selected to complete, and the communications will correct itself. Besides having the incubator transmit information in one of the three formats, the user can monitor other values or even change some of these from their computer. Thermo Scientific Refrigerated Incubator...
  • Page 37 Example 1: To change Setpoint Temperature to 25.0°C type: T25.0 <CR> Example 2: To change Setpoint Temperature to -.8°C type: T-.8<CR> (A) Actual Temperature: The actual temperature within the incubator. (T) Setpoint Temperature: The temperature at which the user has selected the incubator to operate. Refrigerated Incubator Thermo Scientific...
  • Page 38 2 = Used for the format as “1” but preceded by a clear screen command used by terminals or computers running terminal software. (O) Display the Alarm Status: The alarm has three (3) possible values: 0 = Normal, no alarms 1 = Low alarm 2 = High alarm Thermo Scientific Refrigerated Incubator...
  • Page 40: Specifications

    ** Pollution Degree describes the amount of conductive pollution present in the operating environment. Pollution Degree 2 assumes that normally only non - conductive pollution such as dust occurs with the exception of occasional conductivity caused by condensation. *** Measured at ambient temperature of 32°C / 90°F Thermo Scientific Refrigerated Incubator...
  • Page 42: Spare Parts

    Spare Parts Section 8 DESCRIPTION PART NO. ASS'Y, PCB, DISPLAY, 815 3176815 ASS'Y, PCB, 815 CPU 3176707 ASS'Y, PCB, 815 PWR SUP 3176814 ASS'Y, PCB, 815 HI LIMIT 3176813 ASS'Y, RTD TEMP. PROBE, 100 3176738 COOLING SWITCH, POWER SWITCH 3175318...
  • Page 43: Accessories

    Spare Parts Accessories Name Part Number Glass Thermometers 3173710 RS232 Interface Kit 3166245 Digital Chart Recorder 3166207 Chart Paper (100 sheets) 3174255 Access Port Stopper 3167215 Shelf includes fall protection strip 3185275 and shelf mounting grommets Refrigerated Incubator Thermo Scientific...
  • Page 44 Section 9 Electrical Schematics 3176814 3176707 3176815 3176813 COOLING ON/OFF SWITCH 3176720 3176804 3177654 3175264 Thermo Scientific Refrigerated Incubator...
  • Page 45 Section 9 Section 9 Electrical Schematics Electrical Schematics 3176814 3176707 3176815 3176813 COOLING ON/OFF SWITCH 3176804 3176720 3177654 3175264 50/60Hz Refrigerated Incubator Thermo Scientific...
  • Page 46 thermoscientific.com © 2014 Thermo Fisher Scientific Inc. All rights reserved. All trademarks are the property of Thermo Fisher Scientific and its subsidiaries. Specifications, terms and pricing are subject to change. Not all products are available in all countries. Please consult your local sales representative for details.

Table of Contents