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ESPEC Platinous Series User Manual

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PLATINOUS CHAMBER SERIES
USER'S MANUAL

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  • Page 1 PLATINOUS CHAMBER SERIES USER’S MANUAL...

  • Page 3: Table Of Contents

    For Additional Labels 14 Global Warming Potential of Refrigerants 15 Overview 17 Chapter 3: About the Platinous Series 18 Temperature (& Humidity) Control and Instrumentation 19 Temperature (& Humidity) Control 19 SCP-220 Instrumentation 20 Names and Functions of Parts 21...
  • Page 4 Water Supply Installation 47 To Supply Water to the Humidifying Tray 48 Checking Water Level in the Humidifying Tray 49 To Check Water Level in the Humidifying Tray Water Level Regulator 49 To Check Water Level in the Wick Pan 50 Operation 53 Chapter 6: Test Preparation 54...
  • Page 5 Major Specifications 102 ESL Series: Cold Temperature and Humidity Chambers 102 ESU Series: Cold Temperature Chambers 105 ESX Series: Ultra-Cold Temperature and Humidity Chambers 108 ESZ Series: Ultra-Cold Temperature Chambers 111 Glossary 114 Espec Warranty Procedure 117 Platinous User’s Manual...
  • Page 6 Platinous User’s Manual...

  • Page 7: Chapter 1: Introduction

    Introduction Chapter 1: This manual has been written for users of the Platinous Sterling Series Chambers and particularly for technicians. Read it thoroughly to obtain the maximum performance from the chamber. Platinous User’s Manual...

  • Page 8: Safety Symbols

    Introduction 1.1 Safety Symbols The following safety symbols are used throughout this manual. DEGREES OF DANGER TABLE 1.1. VERY This mark means extremely dangerous consequences may arise, with the possi- DANGEROUS bility of death or serious injury to the user, if the equipment is handled incorrectly.

  • Page 9: How To Read Chamber Model Number

    2: 8 cu. ft. 3: 14 cu. ft. 4: 32 cu. ft. MODEL L: -35 to 180°C/10 to 98% RH U: -35 to 180°C X: -70 to 180°C/10 to 98% RH Z: -70 to 180°C STERLING VERSION ESPEC Platinous User’s Manual...

  • Page 10: Accessories And Spare Parts

    Introduction 1.3 Accessories and Spare Parts Confirm that the following accessories and spare parts have been included with your chamber: Accessory Quantity Cable Port Rubber Plug Seals cable port Shelf and Shelf Brackets Hold specimens inside the chamber 1 Set Fluorescent Bulb In-chamber illumination Box of 24 wet-bulb and 1 filler (not...

  • Page 11: Precautions In Usage

    Precautions in Usage Chapter 2: This chapter explains safety precautions that should be observed to operate the equipment safely. Be sure to read carefully and follow instructions so as to prevent harm to yourself, anyone else, specimens, or the equipment. Platinous User’s Manual...

  • Page 12: Substances Which Should Not Be Placed Inside The Equipment

    (60°F) and at a pressure of 1 atmosphere. Spark-Resistant Interior Precautions (Option): If chamber interior is spark-resistant, it is equipped with safety devices configured for specific substances. Refer to chamber specification for minimum allowable auto-ignition temperature (AIT). Consult Espec for use with other substances. Platinous User’s Manual...
  • Page 13 (see “Program Mode Setup” in the SCP-220 Controller Instruction Manual.) Damage to the equipment by prohibited substances is not covered by the Espec warranty. Platinous User’s Manual...

  • Page 14: Specimen Protection (Safety Devices)

    Precautions in Usage Keep Out of the Chamber DANGER RISK OF BEING TRAPPED! NEVER climb inside the chamber. The   door cannot be opened from the inside. 2.2 Specimen Protection (Safety Devices) Set safety devices according to test conditions and the type of CAUTION  ...
  • Page 15 Precautions in Usage ARDWARE SOFTWARE SAFETY DEVICES TABLE 2.2. Equipment Response when Safety Device Trip Point Tripped Remarks - Set approximately 20°C higher than target tempera- ture. Overheat Protector - Set below specimen’s max- imum allowed temperature. - Alarm displayed - Set approximately 15°C - Buzzer sounded higher than target tempera-...

  • Page 16: Safety Device Setting Example

    Precautions in Usage TEMPERATURE ALARM SETTINGS FIGURE 2.1. 2.2.1 Safety Device Setting Example High Limit Temperature In the following example, the target temperature is 60°C and the maximum allowed temperature of the specimens is 80°C. Safety devices are set as follows: SETTING EXAMPLE FOR OVERHEAT PROTECTOR AND HIGH LIMIT TEMPERATURE ALARMS TABLE 2.3.
  • Page 17 Precautions in Usage TEMPERATURE ALARM TRIGGER CONDITIONS FIGURE 2.2. Chamber Temperature (°C) Abnormal temperatu re detected here (If 1 and 2 are not working) Abnormal te mp erature 3. Ov erheat protector detected here. (If 1 is not working) 2. Absolute high limit temperature alarm Abnormal temperatu re...

  • Page 18: Disposing Of The Chamber

    Precautions in Usage 2.3 Disposing of the Chamber TRAPPED INSIDE! Before disposing of the chamber, take the door off its hinges. DANGER   The door cannot be opened from the inside, so there is danger of someone becoming trapped inside. HEAVY DOOR! Have someone hold the door when detaching it from the hinges.

  • Page 19: Other Precautions

    Precautions in Usage 2.4 Other Precautions Observe the following precautions when using the chamber. Ground the equipment WITHOUT FAIL. For details on grounding, See “Power Supply Work” on page 39. DANGER   Use only the specimen power supply control terminals to apply voltage to specimens.

  • Page 20: Warning Labels

    For safe chamber operation, read and comply with all Warning, Cautionary, and Information Labels posted on the chamber. ARNING LABELS FIGURE 2.6. 2.5.1 For Additional Labels If labels are damaged, lost, or become illegible, contact the place of purchase or Espec North America replacements. (Replacements subject to billing.) Platinous User’s Manual...

  • Page 21: Global Warming Potential Of Refrigerants

    2.6 Global Warming Potential of Refrigerants Refrigeration circuit contains fluorinated greenhouse gases covered by the Kyoto Protocol. See Table 2.4 for global warming potential of refrigerants used by ESPEC. See chamber serial tag for refrigerant and quantity used in this chamber.
  • Page 22 Precautions in Usage Platinous User’s Manual...

  • Page 23: Chapter 3: Overview

    Overview Chapter 3: This chapter gives an overview of the Platinous Series and temperature and humidity control. Platinous User’s Manual...

  • Page 24: About The Platinous Series

    Various environmental conditions, including extreme temperatures or humidity, can cause damage when using or storing equipment, parts, and their respective materials. Chambers of the Platinous Series are built for testing functionality, operation, durability, and other specifications under various environmental conditions. They are used to evaluate the effects that temperature and humidity can have on equipment and parts across the entire product life-cycle from development, production, shipping, and use;...

  • Page 25: Temperature (& Humidity) Control And Instrumentation

    Overview 3.2 Temperature (& Humidity) Control and Instrumentation 3.2.1 Temperature (& Humidity) Control The Platinous Sterling Series employs a BTHC system to control temperature and humidity. “BTHC” stands for Balanced Temperature and Humidity Control. The BTHC system balances temperature and humidity inside the chamber to reproduce the desired conditions.

  • Page 26: Instrumentation

    Overview 3.2.2 SCP-220 Instrumentation The SCP-220 Instrumentation enables environmental testing under both constant conditions and programmed conditions, referred to as the “constant mode” and the “program mode” respectively. Constant Mode The constant mode maintains the user-set target temperature (& humidity) constant. EST CONDITIONS IN CONSTANT MODE FIGURE 3.8.

  • Page 27: Chapter 4: Names And Functions Of Parts

    Names and Functions of Chapter 4: Parts This chapter identifies parts found on the chamber, instrumentation panel, electric parts compartment, and water circuit compartment by name and function. Return to this chapter any time that you are unsure where a part is located. Platinous User’s Manual...

  • Page 28: Chamber

    Names and Functions of Parts 4.1 Chamber 4.1.1 Front and Right HAMBER FRONT AND RIGHT FIGURE 4.10. Instrument Panel (1) Chamber Door (11) Electrical Compartment Door (2) Fluorescent Lamp Cover (10) Water Circuit Compartment Door (3) Viewing Window (9) Door Handle (4) Option Panel (5) Condenser Grill (8) Drain Port (6)
  • Page 29 Names and Functions of Parts Name Function/Use Humidity Water Port Feed the humidity water supply into the water circuit through here. Condenser Grille Gives access to air cooled condenser. Viewing Window Allows you to view specimens inside the chamber dur- ing tests.

  • Page 30: Left, Rear, And Top

    Names and Functions of Parts 4.1.2 Left, Rear, and Top REAR AND TOP FIGURE 4.11. Air Circulators (4) Power Cable Port (1) Main Power Breaker Cable Port (2) Refrigeration Ventilation () Water Drain Port (6) Water Supply Port (5) TABLE 4.6. HAMBER LEFT REAR AND TOP SIDE PARTS...
  • Page 31 Names and Functions of Parts Platinous User’s Manual...

  • Page 32: Test Area (1)

    Names and Functions of Parts 4.1.3 Test Area (1) HAMBER TEST AREA FIGURE 4.12. Shelf Support Door Outer Gasket Pilaster (2) Shelf Bracket (3) Door Inner Gasket Test Area (1) Shelf (4) Dew Tray (5) Name Function/Use Test Area Area where specimens are located for temperature (& humidity) tests.

  • Page 33: Test Area (2)

    Names and Functions of Parts 4.1.4 Test Area (2) EST AREA CEILING FIGURE 4.13. Air Flow Register (1) Wet Bulb Wick (5) Dry-Bulb Temp. Sensor (behind grille) Wet Bulb Wick Pan (4) Temperature Sensor (3) Product Temp. Control Option Sensor Connection Name Function/Use Air Flow Register...
  • Page 34 Names and Functions of Parts NDER TEST AREA FLOOR FIGURE 4.14. Humidifying Heater Temp. Safety (3) Humidifying Heater Drain Outlet (4) Humidifying Tray (2) Name Function/Use Humidifying Heater* Evaporates water in the humidifying tray. Humidifying Tray Holds humidifying water. Humidifying Heater Temp. Safety* Prevents the heater from overheating when humidifying water is low.

  • Page 35: Instrumentation Panel

    Names and Functions of Parts 4.2 Instrumentation Panel NSTRUMENTATION PANEL FIGURE 4.15. Name Function/Use Operating Panel User interface unit. Use to set temperature/humidity, start/stop the chamber, etc. See Figure 4.16 on page Hour Meter Counts up chamber running time. Overheat Protector Stops the chamber to prevent damage to specimens.

  • Page 36: Operating Panel

    Names and Functions of Parts 4.3 Operating Panel PERATING PANEL FIGURE 4.16. Name Function/Use POWER key Turns power to the instrumentation ON/OFF OPER./STOP key Displays the Operation Mode Selection Screen. HELP key Displays a help screen for the current screen. DISP.
  • Page 37 Names and Functions of Parts TOUCHSCREEN ELEMENTS TABLE 4.7. Executes the displayed operation. Carefully read the message displayed on the screen before pressing this button. Cancels the current operation. Processing is suspended and the display returns to the previous screen. SAVE Saves data updates.

  • Page 38: Electrical Compartment

    Names and Functions of Parts 4.4 Electrical Compartment LECTRICAL COMPARTMENT PARTS FIGURE 4.17. Electric Parts Chassis (2) Temperature (& Humidity) Controller (1) Option Panel (3) Name Function/Use Temperature (& Humidity) Controller Controls temperature (& humidity) to the target tempera- ture (& humidity). Electric Parts Chassis Distributes power to the heater, refrigerator and other components.

  • Page 39: Water Circuit Compartment

    Names and Functions of Parts 4.5 Water Circuit Compartment Temperature only chambers do not have a water supply circuit, however, they are equipped with a drain circuit. ATER CIRCUIT COMPARTMENT PARTS FIGURE 4.18. Wick Pan Water Level Regulator (1) Humidity Heater Temp.
  • Page 40 Names and Functions of Parts Platinous User’s Manual...

  • Page 41: Chapter 5: Installation

    This chapter explains how to install the chamber and prepare for tests. Be sure to read the sections on installation even if having the chamber installed by the place of purchase or ESPEC. Also refer to this chapter when relocating the chamber. Platinous User’s Manual...

  • Page 42: Installation Site Check

    Installation 5.1 Installation Site Check This section describes installation site and space requirements. Installation Site Install the chamber in a place which satisfies the following conditions: • On a flat, level floor which is strong enough to bear the weight of the equipment. •...
  • Page 43 Installation NSTALLATION SPACE FIGURE 5.19. A: Min. 42” (106cm)* B: Min. 6” (measured from top of motor cover) C: See Table 5.8 on page 37 below D: Min. 24” (61cm) E: Min. 24” (61cm) The front clearance* required for opening the door is as follows: EQUIRED CLEARANCE FROM CHAMBER FRONT TABLE 5.8.

  • Page 44: How To Install

    Installation 5.2 How to Install DO NOT move the chamber with specimens inside. Specimens could overturn or fall off shelves during transport. CAUTION   Install the chamber only on a flat, level floor. An unleveled floor could trigger an alarm or destabilize humidity control. Always anchor the chamber in place with the adjuster feet BEFORE use.

  • Page 45: Power Supply Work

    Installation 5.3 Power Supply Work 5.3.1 Primary Power Supply Requirements The primary power supply must satisfy the following requirements: • The rated voltage is 208/230V 3Ph 60Hz, or 200/220V 3Ph 50Hz. Voltage fluctua- tion must be within +/- 5% (or within +/- 10% while the chamber is running.) •...

  • Page 46: Primary Power Supply Connections

    Installation 5.3.2 Primary Power Supply Connections The chamber is connected to the primary power supply via the power cable. It is also grounded to prevent noise from infiltrating electronic circuits and to protect users against electric shock which can result from leakage current.

  • Page 47: Compressor Shipping Bracket Removal

    Installation 5.4 Compressor Shipping Bracket Removal 1. Loosen bolts (do not completely remove) holding compressor feet. 2. Remove all 3 brackets (red) per compressor. 3. Re-tighten bolts. HIPPING RACKET FIGURE 5.22. Platinous User’s Manual...

  • Page 48: Cooling Water Connection (Water-Cooled Chambers Only)

    Installation 5.5 Cooling Water Connection (Water-Cooled chambers only) This option uses a water-cooled condenser in the refrigeration system. Equipment • Condenser: Water-cooled type. • Condenser Fan: The condenser is not equipped with a fan. • Water Supply and Drain Ports: Refrigerator water supply and drain ports are located on the chamber’s left side.
  • Page 49 Installation Use water pipe for the supply and drainage lines. 1. Rig piping between the supply source and the chamber. Use piping that fits the water supply and drain ports (1/2” FPT) 2. Wrap the male end threads of the nipple and pipes with sealant tape. RAPPING THREADS WITH SEALANT TAPE FIGURE 5.23.

  • Page 50: Drainage

    Installation 5.6 Drainage If collecting drainage in container, check water level to make sure it CAUTION   does not overflow. Drainage is needed to remove water from the humidifying tray and dew formed in the test area. Procedure: 1. Loosen the two screws shown in the figure below and open the water circuit compartment door on the right side of the chamber.
  • Page 51 Installation UMIDITY WATER DRAIN FIGURE 5.25. Drain Connection Drain Port Drain Hose Note: If a drainage pit is not located near enough to the chamber, run drainage into a container. The humidifying trays use about 1.2 L per drainage cycle for chamber types 2 and 3, and about 2.4 L for type 4 chambers.

  • Page 52: Water Level Check (Esl, Esx Models Only)

    Installation 5.7 Water Level Check (ESL, ESX models only) For proper chamber operation, water level in the humidity tray must be checked. 5.7.1 Remove Protection Material The wick pan water level regulator and the humidifying tray water level regulator are contained inside the water circuit compartment, located on the right side of the chamber.

  • Page 53: Water Supply Installation

    Installation 5.7.2 Water Supply Installation Connection of the Water Supply Hose for the Humidifying Tray Water Circuit Insert a 3/8” I.D. rubber hose, from a purified* water source, around the water supply hose nipple. The water supply should have a pressure between 20 ~ 50 psi to ensure proper operation of the humidifying circuit.

  • Page 54: To Supply Water To The Humidifying Tray

    Installation 5.7.3 To Supply Water to the Humidifying Tray To supply water to the humidifying tray, it is necessary to run the chamber. Water is supplied automatically as long as humidity control is turned ON. The chamber is set to 23°C and humidity control of OFF when the chamber is shipped from the factory.

  • Page 55: Checking Water Level In The Humidifying Tray

    Installation 5. Turn humidity control ON. Press the ON box next to Hum. Control so that the dot turns yellow. When dot is yellow: Humidity control is ON When dot is black: Humidity control is OFF 6. Check humidity control is ON. A value between 0 and 100% RH will be displayed in the Hum. SP field box.

  • Page 56: To Check Water Level In The Wick Pan

    Installation 2. Check that the water level in the humidifying tray water level regulator is at the water level for humidifier mark. If adjustment is required, see “Reference” Step 2. below. ATER LEVEL CHECK IN HUMIDIFYING TRAY FIGURE 5.28. Position adjusting Water level sensor screw Humidifying tray...
  • Page 57 Installation ATER LEVEL CHECK IN WICK PAN FIGURE 5.29. Box Nut Valve Seat Water Clamp Reference: If water level in the wick pan is low or high, regulate it as follows: 1. Stop the supply of water and drain the water from inside the pan adjusting the water clamp on the lower part of the water level regulator.
  • Page 58 Installation Platinous User’s Manual...

  • Page 59: Chapter 6: Operation

    Operation Chapter 6: This chapter explains test preparations and preliminary checks, test startup and editing, and some of the handy features of the Platinous Series. Perform the work described in this chapter before every test. Platinous User’s Manual...

  • Page 60: Test Preparation

    Operation 6.1 Test Preparation 6.1.1 How to Arrange Specimens Space specimens apart and away from walls so as not to block air circulation inside the test area. Temperature (& humidity) uniformity drops if air cannot flow freely, which will throw off test results. OW TO ARRANGE SPECIMENS FIGURE 6.30.

  • Page 61: How To Power Specimens

    Operation 2. Set the shelf on the shelf brackets. OW TO INSTALL SHELVES FIGURE 6.32. Shelf bracket Shelf 6.1.2 How to Power Specimens Use the specimen power supply inlet to charge specimens. The rated electric capacity of the terminals is 125VAC, 2A.
  • Page 62 Operation To charge specimens with less than 2A of power Be sure to fit the line with a suitable capacity fuse. IRING TO SPECIMENS LESS THAN FIGURE 6.33. S p e c im e n p o w e r s u p p ly c o n t ro l F u s e...

  • Page 63: Wet-Bulb Wick Check (Esl, Esx Models Only)

    Operation OW TO FEED SPECIMEN CABLES THROUGH THE CABLE PORT FIGURE 6.35.   Rubber plug Specimen Specimen cable To specimen power supply control terminal and power supply Use a specimen cable that can withstand test conditions. Refer to the following table for possible cable types. TABLE 6.12. ABLE TYPE AND WITHSTAND TEMPERATURE Cable Type Withstand Temperature...
  • Page 64 Operation Note: Make sure the tail end of the wet-bulb wick is aligned with the tip of the wet-bulb temperature sensor. Humidity control can be destabilized if the sensor is overly exposed or it the sensor is out of position. 3.

  • Page 65: Specimen Safety Device Setup

    Operation 6.2 Specimen Safety Device Setup 6.2.1 Overheat Protector Always set the overheat protector BEFORE beginning tests. Set it according to the type of specimens and test conditions. CAUTION   Unless properly set, the overheat protector will not trip in the event of chamber trouble, which could lead to specimen damage.
  • Page 66 Operation Procedure: 1. Set the main power breaker in the ON position. 2. Press the POWER key to activate control power. The display will come on and the main menu will appear shortly. 3. Get the chamber setup mode from the main menu. Press the CHAMBER SETUP box. 4.
  • Page 67 Operation 5. Set the temperature/humidity high/low alarms. The absolute high/low limits will determine the allowed input range for both the constant and program modes. FIGURE 6.39. BSOLUTE HIGH LOW LIMIT AND UPPER DEVIATION LIMIT TEMPERATURE   +110°C Absolute high limit temperature Target temperature setting range Target temperature...

  • Page 68: Constant Temperature (& Humidity) Setup

    Operation 6.3 Constant Temperature (& Humidity) Setup For constant mode operation, it is necessary to input the desired temperature and humidity. Procedure: 1. Set the main power breaker in the ON position. 2. Press the POWER key to activate control power. The display will come on and the main menu will appear shortly.
  • Page 69 Operation 4. Input the target temperature (humidity). Pressing the FIELD BOX next to Temp. SP (hum. SP) lays a keyboard over the screen to enable input. Make your input from there. Note that if humidity control is OFF, humidity cannot be input. 5.

  • Page 70: Test Startup/End

    Operation 6.4 Test Startup/End 6.4.1 Test Startup Before starting tests, make the preparations and settings described in Sections “Test Preparation” on page 54 “Constant Temperature (& Humidity) Setup” on page Note: Always wait at least 5 minutes after setting the main power switch in the OFF posi- tion before reactivating the primary power supply to the chamber.
  • Page 71 Operation Dew formation can also be prevented by using the humidifier delay control option. See the table below for some typical dew points. For example, when temperature and humidity inside the chamber are 85°C and 85% RH respectively, the dew point of the air inside the chamber will be 80.9°C.
  • Page 72 Operation Following is an example program that prevents dew from forming on specimens. In this example, the chamber is programmed to go from 20°C and humidity control OFF to 85°C and 85% RH. FIGURE 6.40. XAMPLE DEW PREVENTION PROGRAM Target  ...

  • Page 73: Test End

    Operation 6.4.3 Test End End tests by performing the following: Procedure: 1. Go to the Operation Mode Selection screen. Press either the OPER./START key on the operating panel or the chamber operating status box on the screen. 2. Press the STOP button under Stop Operation. 3.

  • Page 74: Useful Features

    Operation 6.5 Useful Features 6.5.1 Auto/Manual Refrigeration Control Refrigeration capacity is automatically controlled so as to reach and maintain the target temperature and humidity. For normal tests, set refrigeration capacity to automatic control. When refrigeration capacity is set to 100%, the refrigeration runs at maximum capacity.
  • Page 75 Operation 4. Set refrigeration capacity control. Select between auto and manual (OFF/20%/50%/100%) control. Nor- mal operation mode is Auto Control. 5. When finished setting refrigeration capacity control, press the MAIN MENU button. Platinous User’s Manual...

  • Page 76: How To Use Time Signals

    Operation 6.5.2 How to Use Time Signals Time signals can be used to power specimens during specific program steps only, or to control external equipment, such as shutting off measuring instruments at the same time testing ends, or lighting up lamps when monitoring starts.
  • Page 77 Operation To power the lamp (equipment with 2A or more power) Be sure to fit the line with a suitable capacity contactor and fuse. FIGURE 6.42. IME SIGNAL TERMINAL OR MORE Tim e s ignal inlet Fuse Fuse Power Lam p supply 2.

  • Page 78: External Alarm Terminal

    Operation Droop cables below and up to specimens as shown in Figure 6.44 on page CAUTION   If cables are taut, dew can run down the cables and damage specimens. To charge specimens with less than 2A of power Be sure to fit the line with a suitable capacity fuse. IRING TO SPECIMENS LESS THAN FIGURE 6.44.
  • Page 79 Operation Specifications • Number of outputs: 1 • Contact rating: 125V AC, 2A Operation A signal is output via a closed contact when the chamber has been stopped by a safety device tripping. The interface contact for the alarm signal closes when an alarm condition on the chamber occurs. Usage Connect the alarm circuit (i.e.
  • Page 80 Operation Platinous User’s Manual...

  • Page 81: Checks And Maintenance

    Checks and Maintenance Chapter 7: This chapter explains equipment checks and maintenance. To keep the chamber in good working condition, perform checks and maintenance periodically. Platinous User’s Manual...

  • Page 82: Check And Maintenance Lists

    Check List For an explanation on each check item, See “Checks” on page 77. If any of the following checks result in problems, contact the place of purchase or Espec North America. HECK LIST TABLE 7.14. Check Item When to Check...

  • Page 83: Checks

    If a buzzer does not sound, something is wrong with the equipment. Contact the place of purchase or Espec North America. 5. To silence the buzzer, press the BUZZER STOP button on the Alarm screen.

  • Page 84: Water Filter Cleaning (Esl, Esx Models Only)

    Checks and Maintenance 7.3.2 Water Filter Cleaning (ESL, ESX models only) Washing of Strainer Remove the cap, then pull out the filter from inside and wash it. At this time, deposits and foreign matter sticking to the filter should be thoroughly removed with a brush. (Located in the water compartment, visible when the access panel is removed).

  • Page 85: Humidifier Atomizing Nozzle Maintenance (Option)

    Checks and Maintenance Procedure: 1. Open the chamber door. 2. Loosen screws holding lower baffle and remove to expose humidifying tray area. OW TO DETACH THE PROTECTIVE GRILL FIGURE 7.47. Screws 3. Clean the surfaces of the humidifying tray and humidifying heater with a brush or other means. 4.

  • Page 86: Test Area Cleaning

    Checks and Maintenance 7.3.5 Test Area Cleaning Dirt and foreign matter inside the test area can throw test results off. Clean the test area before every test. Procedure: 1. Open the chamber door. 2. Wipe walls and parts clean with a soft cloth. 3.
  • Page 87 Checks and Maintenance Dry the test area (run the chamber). Turn the refrigeration and humidity control OFF, and run the chamber at a minimum 70°C for about 60 minutes. Then crack the chamber door slightly and run the chamber under the same conditions for about 15 minutes.

  • Page 88: Consumable Parts And Replacement Interval

    7.4 Consumable Parts and Replacement Interval The below parts must be replaced periodically. Promptly replace them at the specified intervals if not sooner. Maintenance service is also provided by Espec North America. For spare parts and servicing, contact the place of purchase or Espec.

  • Page 89: Chapter 8: Troubleshooting

    Troubleshooting Chapter 8: This chapter explains equipment problems and how to remedy them. When a problem is detected by one of the self-check features, it is displayed on the instrumentation panel display and an alarm buzzer sounds. For problems not found with self-checks and help with operator errors, See “Operator Error and Additional Troubleshooting”...

  • Page 90: Troubleshooting Using Alarm Codes

    The Platinous Series is equipped with an alarm that sounds when problems occur as well as self-check features which appear on the instrumentation panel display. Display alarm codes and their content are given in the alarm table on the following pages.
  • Page 91 Troubleshooting When running in the constant mode OR when running in the program mode but not needing to continue after clearing the alarm Procedure: 1. Press the BUZZER STOP button on the Alarm screen to silence the buzzer. 2. If the chamber is running, press either the OPER./START key on the operating panel or the chamber operating status box on the screen to get the Operation Mode Selection screen.

  • Page 92: Alarm Table

    Troubleshooting When running in the program mode and needing to continue after clearing the alarm Procedure: 1. Press the BUZZER STOP button on the Alarm screen to silence the buzzer. 2. Note the alarm name. Press the POWER key to deactivate control power. Check the alarm table. If there is no need to shut OFF primary power supply, leave the main power breaker in the ON position.
  • Page 93 Troubleshooting BURN-OUT The room temperature The sensor is loosely Turn control power OFF AI-CH0 compensation input to the connected to the RTD from the POWER key temperature controller was terminal on the SCP- and resume testing. If disconnected. The chamber 220 temperature the same alarm occurs has been stopped.
  • Page 94 Troubleshooting Displayed Alarm Code/Channel Trouble Cause Remedial Action Code (option) BURN-OUT The product temperature The sensor is loosely Turn control power OFF AI-CH3 input to the temperature connected to the AI- from the POWER key controller was disconnected. CH3 terminal on the and resume testing.
  • Page 95 Troubleshooting Displayed Alarm Code/Channel Trouble Cause Remedial Action Code (option) ABS.HIGH The temperature inside Either specimens Turn control power OFF from LIMIT : TEMP. the chamber has risen inside the chamber the POWER key. Then, above the absolute high are generating heat remove the heat-generating limit.
  • Page 96 Troubleshooting Displayed Alarm Code/Channel Trouble Cause Remedial Action Code (option) BLOWER The built-in temperature Overloaded air Leave the chamber OFF until the FAILURE switch of the air circulator circulator air circulator cools down. Then, motor (water circuit (heat motor. turn control power ON from the exhaust) compartment) POWER key and resume testing.
  • Page 97 Troubleshooting Displayed Alarm Code/Channel Trouble Cause Remedial Action Code (option) OUT-OF-RANGE A temperature outside of the Frost buildup, After testing ends, turn (AI-CH5 ~ CH12) specified range was detected compressor control power OFF and ON on one of the temperature trouble or a from the POWER key and controller channels (Ai5 ~...
  • Page 98 Troubleshooting Displayed Alarm Code/Channel Trouble Cause Remedial Action Code (option) ABS. HIGH The humidity inside the The absolute high Set the absolute high limit LIMIT : HUM. chamber has risen above the limit is set too setting about 10% RH (22) absolute high limit.
  • Page 99 Troubleshooting Displayed Alarm Code/Channel Trouble Cause Remedial Action Code (option) HUMIDIFIER The humidifying tray did The strainer on Check the humidifying water WATER SUPPLY not fill within the specified the humidifying supply circuit (wait for the test RATE2 amount time during water supply end if the backup mode is on) (26)
  • Page 100 Troubleshooting Displayed Alarm Code/Channel Trouble Cause Remedial Action Code (option) COMMUNICATION The instrumentation Refrigeration task Reactivate the system from ERROR-5 detected system trouble error on CPU the main power switch (99) in the CPU board. The board. (leakage breaker) and resume chamber has been testing.

  • Page 101: Operator Error And Additional Troubleshooting

    This section explains problems not found with chamber self-checks and cases of operator error. If the issue is not resolved after taking the prescribed action, contact the place of purchase or Espec North America. PERATOR ERROR AND ADDITIONAL TROUBLESHOOTING TABLE 8.18.
  • Page 102 Troubleshooting PERATOR ERROR AND ADDITIONAL TROUBLESHOOTING TABLE 8.18. Trouble Cause Remedial Action Humidity rose sharply. There is nothing wrong with the equipment. Proceed as planned. The viewing window is The fuse in the frost prevention Replace fuse F14. See “Replacing clouded or frosted over.

  • Page 103: User-Level Servicing

    When a fuse blows, replace it with one of the included fuses. Note: If a new fuse blows soon after being installed, contact the place of purchase or Espec North America. Procedure: 1. Set the main power switch in the OFF position.

  • Page 104: Changing The Chamber Lamp Starter

    Troubleshooting 3. Lift the cover up to detach. 4. Pull the bulb to the right to detach. FIGURE 8.50. OW TO DETACH THE CHAMBER LAMP BULB Fluorescent bulb 5. Install a new bulb. 6. Reattach the cover and lock it in place with the screw. 8.3.3 Changing the Chamber Lamp Starter Change the chamber lamp starter whenever it blows.

  • Page 105: Defrosting

    Troubleshooting 8.3.4 Defrosting Frost may form on the cooler in temperature operations below 40°C. Defrost the chamber in the following cases. • If temperature inside the chamber is uncontrollable or rises slowly. • If air blowing from the chamber is weak (when the door is opened.) •...
  • Page 106 Troubleshooting Platinous User’s Manual...

  • Page 107: Chapter 9: Appendix

    Appendix Chapter 9: Platinous User’s Manual...

  • Page 108: Major Specifications

    Appendix 9.1 Major Specifications 9.1.1 ESL Series: Cold Temperature and Humidity Chambers Low Temperature and Humidity Chamber. 1. Product Name 2. Model Model Size ESL-2C 8 cu. Ft ESL-3C 14 cu. Ft ESL-4C 32 cu. Ft A = Refrigeration Cooling is by Air. W = Refrigeration Cooling is by Water.
  • Page 109 Appendix 6.9. Capacity for Live load (Ambient Temperature of 23°C) ESL-2C ESL-3C ESL-4C 23°C 1500 W 1200 W 1000 W -20°C 700 W 600 W 400 W 6.10. Air Flow 400 cfm for 8 cu. ft. and 14 cu. ft. 800 cfm for 32 cu.
  • Page 110 Appendix 9. Construction 9.1. General Material 9.1.1. Exterior Stainless Steel Sheets, 18GA (SS430). 9.1.2. Interior Stainless Steel Sheets, 20GA (SS304). 9.1.3. Insulation Fiber Glass and Foam Glass. 9.1.4. Thermal Break Support Frame Molded Unsaturated Polyester Resin. 9.1.5. Gasket Silicone. 9.2. Door 9.2.1.

  • Page 111: Esu Series: Cold Temperature Chambers

    Appendix 9.1.2 ESU Series: Cold Temperature Chambers 1. Product Name Low Temperature Chamber. 2. Model Model Size ESU-2C 8 cu. Ft ESU-3C 14 cu. Ft ESU-4C 32 cu. Ft A = Refrigeration Cooling is by Air. W = Refrigeration Cooling is by Water. 3.
  • Page 112 Appendix 7. Dimensions Model Width Depth Height* Weight 7.1. Exterior 36.43 in. 47.08 in. 76.15 in. 840 lbs. ESU-2C 925 mm. 1196 mm. 1934 mm. 382 kg. 41.37 in. 55.01 in. 80.08 in. 920 lbs. ESU-3C 1051 mm. 1397 mm. 2034 mm.
  • Page 113 Appendix 9.6. Machinery Compartment 9.6.1. Refrigeration System Mechanical Single Stage Refrigeration System. 9.6.2. Compressor 2 HP Hermetic Compressor. 9.6.3. Condenser A = Air Cooled; W = Water Cooled. 9.7.4. Expansion System Expansion Valve and Capillary Tube. 9.7.5. Refrigerant Non CFC. 9.7.

  • Page 114: Esx Series: Ultra-Cold Temperature And Humidity Chambers

    Appendix 9.1.3 ESX Series: Ultra-Cold Temperature and Humidity Chambers Ultra Low Temperature and Humidity Chamber. 1. Product Name 2. Model Model Size ESX-2C 8 cu. Ft ESX-3C 14 cu. Ft ESX-4C 32 cu. Ft A = Refrigeration Cooling is by Air. W = Refrigeration Cooling is by Water.
  • Page 115 Appendix 6.8.2. 60Hz. ESX-2C ESX-3C ESX-4C 23 to -65°C 35 min. 40 min. 85 min. 125 to -40°C 40 min. 60 min. 90 min. 6.9. Capacity for Live load (Ambient Temperature of 23°C) ESX-2C ESX-3C ESX-4C 23°C 1500 W 1200 W 1000 W -50°C 850 W...
  • Page 116 Appendix 9. Construction 9.1. General Material 9.1.1. Exterior Stainless Steel Sheets, 18GA (SS430). 9.1.2. Interior Stainless Steel Sheets, 20GA (SS304). 9.1.3. Insulation Fiber Glass and Foam Glass. 9.1.4. Thermal Break Support Frame Molded Unsaturated Polyester Resin. 9.1.5. Gasket Silicone. 9.2. Door 9.2.1.

  • Page 117: Esz Series: Ultra-Cold Temperature Chambers

    Appendix 9.1.4 ESZ Series: Ultra-Cold Temperature Chambers Ultra Low Temperature Chamber. 1. Product Name 2. Model Model Size ESZ-2C 8 cu. Ft ESZ-3C 14 cu. Ft ESZ-4C 32 cu. Ft A = Refrigeration Cooling is by Air. W = Refrigeration Cooling is by Water. Balanced Temperature and Humidity Control System: BTHC.
  • Page 118 Appendix 7. Dimensions Model Width Depth Height* Weight 7.1. Exterior 36.43 in. 47.08 in. 76.15 in. 840 lbs. ESZ-2C 925 mm. 1196 mm. 1934 mm. 382 kg. 41.37 in. 55.01 in. 80.08 in. 920 lbs. ESZ-3C 1051 mm. 1397 mm. 2034 mm.
  • Page 119 Appendix 9.6. Machinery Compartment 9.6.1. Refrigeration System Mechanical Cascade Refrigeration System. 9.6.2. Compressor 2 HP x 2 Hermetic Compressor. 9.6.3. Condenser A = Air Cooled; W = Water Cooled. 9.6.4. Expansion System Expansion Valve and Capillary Tube. 9.6.5. Refrigerant Non CFC. 9.7.

  • Page 120: Glossary

    Appendix 9.2 Glossary Air-Cooled Specifications The condenser in the refrigeration circuit is cooled by air. Boil-Dry Protector A device which prevents the humidifying heater from overheating when humidifying water is low or empty. Constant Control A control method which keeps temperature and humidity inside the chamber constant.
  • Page 121 Appendix Temperature Heat-up Rate EMPERATURE HEAT UP RATE FIGURE 9.51. T emperature heat-up rate Time Temperature-Humidity Con- The range in which temperature and humidity can be reproduced inside trol Range the chamber. It is normally expressed as a graph with temperature as the x-axis and humidity as the y-axis.
  • Page 122 Appendix Wet-Bulb Temperature The temperature measured by a temperature sensor on which a wet cloth has been draped. Is is used to measure humidity. Relative humidity is calculated from this temperature and the air temperature measured by a dry-bulb sensor. Wet-Bulb Wick The cloth draped over a wet-bulb temperature sensor.

  • Page 123: Espec Warranty Procedure

    Any other means of shipment will result in an additional charge to the customer. Any failed part, replaced under terms of the warranty, and not returned to ESPEC when an RMA is issued, will be invoiced at the current price.
  • Page 124 DELIVERY/RISK OR LOSS: The risk of loss with respect to the goods to be Buyer shall repay ESPEC all attorney’s fees ESPEC incurs collecting late sold will pass to the Buyer at ESPEC’s plant upon the delivery of the goods payments or unpaid accounts.
  • Page 125 PLATINOUS Series Temperature and Humidity Standard Chamber User’s Manual Rev. 1.02: November 17,1999 Edited and Published by: Rev. 1.03: March 22, 2000 Rev. 1.04: August 28, 2000 ESPEC NORTH AMERICA Rev. 1.05: October 18, 2000 4141 Central Parkway Rev. 1.06: November 2, 2000 Hudsonville, MI 49426 Rev.

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