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Fluke 2100 User Manual

Fluke 2100 User Manual

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Via Acquanera, 29
22100 Como
tel. 031.526.566 (r.a.) fax 031.507.984
info@calpower.it
www.calpower.it
PN 3729079
November 2013
© 2013 Fluke Corporation. All rights reserved. Specifications are subject to change without notice.
All product names are trademarks of their respective companies.
2100
Temperature Controller
User Manual

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  • Page 1 22100 Como tel. 031.526.566 (r.a.) fax 031.507.984 info@calpower.it www.calpower.it 2100 Temperature Controller User Manual PN 3729079 November 2013 © 2013 Fluke Corporation. All rights reserved. Specifications are subject to change without notice. All product names are trademarks of their respective companies.
  • Page 2 Fluke authorized resellers shall extend this warranty on new and unused products to end-user customers only but have no authority to extend a greater or different warranty on behalf of Fluke. Warranty support is available only if product is purchased through a Fluke authorized sales outlet or Buyer has paid the applicable international price.

  • Page 3: Table Of Contents

    Table of Contents Chapter Title Page Before You Start .................. 1-1 Introduction ................1-1 Symbols Used................1-2 Safety Information ................ 1-2 1.3.1 WARNINGS ................1-3 1.3.2 CAUTIONS ................1-5 Authorized Service Centers ............1-7 Specifications and Environmental Conditions ..........2-1 Specifications................
  • Page 4 2100 User Manual Process temperature ..............6-1 Reset Cutout ................6-1 6.3 Temperature Set-point ..............6-3 6.3.1 Programmable Set-points ............6-3 6.3.2 Set-point Value ..............6-4 6.3.3 Set-point Vernier ..............6-4 Temperature Scale Units ............6-5 Secondary Menu................ 6-6 Heater Power ................6-6 Proportional Band ..............
  • Page 5 Contents (continued) 8.3.1 Calibration Points ..............8-3 8.3.2 Measuring the Set-point Error ..........8-4 8.3.3 Computing DO and DG ............8-5 8.3.4 Calibration Example ............... 8-5 Maintenance ....................9-1 Maintenance ................9-1 Troubleshooting ....................10-1 10.1 Troubleshooting ................. 10-1 10.2 Comments .................
  • Page 6 2100 User Manual...
  • Page 7 List of Tables Table Title Page International Electrical Symbols ..............1-2 Specifications .................... 2-1 2100 Controller Communications Commands ........... 7-5...
  • Page 8 2100 User Manual...
  • Page 9 List of Figures Figure Title Page Controller to Heater Wiring ................ 4-2 RTD Probe Wiring ..................4-3 Cutout Probe Connections ................ 4-3 Front Panel Features ................. 5-3 Back Panel Features ................. 5-4 Controller Operation Flowchart ..............6-2 System Temperature Fluctuations at Various Proportional Band Settings 6-7 Serial Interface Cable Wiring ..............
  • Page 10 2100 User Manual viii...

  • Page 11: Before You Start

    Before You Start 1.1 Introduction The Fluke Calibration 2100 is a solid state temperature controller. It is specifically designed to control the temperature of fluid baths but is well suited for many other applications as well. The unique combination of analog and digital electronic circuitry provides exceptional accuracy and stability together with ease of operation and programmability.

  • Page 12: Symbols Used

    2100 User Manual 1.2 Symbols Used Table 1 lists the International Electrical Symbols. Some or all of these symbols may be used on the instrument or in this manual. Table 1. International Electrical Symbols Symbol Description  AC (Alternating Current) ...

  • Page 13: Warnings

    Before You Start Safety Information 1.3.1 WARNINGS WARNINGS  To avoid personal injury, follow these guidelines. GENERAL • The instrument does not come with a system cutout, unless purchased as an option. If not purchased with the controller, the user should provide a bi-metal cutout or other safety device for the system.
  • Page 14 2100 User Manual • Operate the instrument in room temperatures listed in Section 2.2, Environmental Conditions. The instrument is not vented. Therefore, clearance for ventilation is not a requirement. However, do not place the instrument on top of a calibration bath or dry-well where it would be in contact or direct path of heat.

  • Page 15: Cautions

    Before You Start Safety Information FLUIDS • Fluids used in the system controlled by this instrument may produce noxious or toxic fumes under certain circumstances. Consult the fluid manufacturer’s MSDS (Material Safety Data Sheet). Proper ventilation and safety precautions must be observed. •...
  • Page 16 2100 User Manual • The instrument and any thermometer probes used with it are sensitive instruments that can be easily damaged. Always handle these devices with care. Do not allow them to be dropped, struck, stressed, or overheated. • DO NOT use this instrument in a system that exceeds the current capability of the instrument as listed in Section 2.1,...

  • Page 17: Authorized Service Centers

    Authorized Service Centers Authorized Service Centers Please contact one of the following authorized Service Centers to coordinate service on your Hart product: Fluke Corporation, Hart Scientific Division 799 E. Utah Valley Drive American Fork, UT 84003-9775 Phone: +1.801.763.1600 Telefax: +1.801.763.1010 E-mail: support@hartscientific.com...
  • Page 18 2100 User Manual Fluke South East Asia Pte Ltd. Fluke ASEAN Regional Office Service Center 60 Alexandra Terrace #03-16 The Comtech (Lobby D) 118502 SINGAPORE Phone: +65 6799-5588 Telefax: +65 6799-5588 E-mail: antng@singa.fluke.com When contacting these Service Centers for support, please have the following information available: •...

  • Page 19: Specifications And Environmental Conditions

    Temperature Range † ± 0.1 °C Accuracy Capability † 2100-T: ± 0.0005 °C; 2100-P: ± 0.001 °C Stability Capability Stabilization Time approximately 30 minutes (depends on system design) 100 Ω RTD, 4 wire (3 wire linearized thermistor optional, Control Probe probe type set at the factory) 0.0002 °C/ °F in high-resolution mode...

  • Page 20: Environmental Conditions

    2100 User's Manual 2.2 Environmental Conditions Although the instrument has been designed for optimum durability and trouble- free operation, it must be handled with care. The instrument should not be operated in an excessively dusty or dirty environment. Maintenance and cleaning recommendations can be found in the Maintenance Section of this manual.

  • Page 21: Quick Start

    This chapter gives a brief summary of the steps required to set up and operate the 2100 temperature controller. This should be used as a general overview and reference and not as a substitute for the remainder of the manual. Please read Sections4 through carefully before operating the controller.

  • Page 22: Set Up

    2100 User's Guide 3.2 Set Up Set up of the controller requires unpacking and placement of the controller, connection of the heater, connection of the stirrer, if applicable, installation of the control and cutout probes, and connection of power. ...
  • Page 23 Quick Start 3.3 Setting the Temperature Press “UP” or “DOWN” to change the set-point value. Increment display 30.00 New set-point value Press SET to accept the new value and display the vernier value. The system begins heating or cooling to the new set-point. Store new set-point, access vernier 0.00000 Current vernier value...
  • Page 24 2100 User's Guide...

  • Page 25: Installation

    Chapter 4 Installation 4.1 Setup The 2100 controller is a precision instrument which should be located in an appropriate environment. The location should be free from excessive dirt, moisture, vibration, or temperature variations. There should be no present danger of spilled liquids.

  • Page 26: Control Probe

    Normally the 2100 controller is set up to use a 100 Ω platinum probe. If better resolution and stability are desired the 2100 may alternately be configured to use Hart’s 2611 linearized thermistor probe.

  • Page 27: Thermocouple

    Installation 4.4 Thermocouple Figure 2. RTD Probe Wiring 4.4 Thermocouple Connect the optional thermocouple cutout probe to the back of the controller to the connector labeled “TC”. Insert the probe into the bath or system being controlled. If the safety cutout feature is not to be used then this input must be shorted with a small wire jumper in order for the controller to operate properly (see Figure 3).

  • Page 28: Fuses

    2100 User's Guide Plug the controller power cord into a mains outlet of the proper voltage, frequency, and current capability (see Section 2.1, Specifications). Insure that the indicator window of the power entry module matches the voltage of the mains supply.
  • Page 29 Installation 4.6 Fuses The controller uses 0.2 amps of current. This current should be taken into consideration when calculating the system power. Example when using the power of the system: P = Power of the system (Total Watts) V = Nominal line voltage (115 VAC or 230 VAC) I = Fuse current ×...
  • Page 30 2100 User's Guide...

  • Page 31: Parts And Controls

    Technical support for setting up and operating a control system using the 2100 controller is available by telephone or fax from Hart Scientific. Be sure to read the 2100 user manual. 5.2 Temperature Controller The system temperature is controlled by Hart Scientific’s unique hybrid...

  • Page 32: Front Panel

    2100 User Manual The controller allows the operator to set the set-point temperature with high resolution, set the cutout, adjust the proportional band, monitor the heater output power, and program the controller configuration and calibration parameters. The controller may be operated in temperature units of degrees Celsius or Fahrenheit.

  • Page 33: Rear Panel

    Parts and Controls 5.4 Rear Panel Figure 4. Front panel features (3) The Control Indicator is a two color light emitting diode. This indicator lets the user visually see the ratio of heating to cooling. When the indicator is red the heater is on, and when it is green the heater is off and the system is cooling.
  • Page 34 2100 User Manual Figure 5. Back panel features Two fuses are contained in the internal fuse holder. The fuse holder will accept either 1/4" x 1 1/4" or 5 x 20 mm fuses. Access to the fuses and the voltage selector is obtained by placing a flathead screwdriver in the slot at the top of the power entry module and opening the module front panel.

  • Page 35: Controller Operation

    Chapter 6 Controller Operation This chapter discusses in detail how to operate the temperature controller using the front control panel. Using the front panel key switches and LED display the user may monitor the process temperature, set the temperature set-point in degrees C or F, monitor the heater output power, adjust the controller proportional band, set the cutout set-point, and program the probe calibration parameters, operating parameters, serial and IEEE-488 interface configuration,...
  • Page 36 2100 User Manual When the cutout is active and the cutout mode is set to manual (“reset”) then the display will flash “cutout” until the user resets the cutout. To access the reset cutout function press the “SET” button. Access cutout reset function The display will indicate the reset function.

  • Page 37: Temperature Set-Point

    Controller Operation 6.3 Temperature Set-point rESEt ? Cutout reset function Press “SET” once more to reset the cutout. Reset cutout This will also switch the display to the set temperature function. To return to displaying the temperature press the “EXIT” button. If the cutout is still in the over-temperature fault condition the display will continue to flash “cutout”.

  • Page 38: Set-Point Value

    2100 User Manual Press “SET” to accept the new selection and access the set-point value. Accept selected set-point memory 6.3.2 Set-point Value The set-point value may be adjusted after selecting the set-point memory and pressing “SET”. The set-point value is displayed with the units, C or F, at the left.

  • Page 39: Temperature Scale Units

    Controller Operation 6.4 Temperature Scale Units Next press “EXIT” to return to the temperature display or “SET” to access the temperature scale units selection. Access scale units 6.4 Temperature Scale Units The temperature scale units of the controller may be set by the user to degrees Celsius ( °C) or Fahrenheit ( °F).

  • Page 40: Secondary Menu

    2100 User Manual 6.5 Secondary Menu Functions which are used less often are accessed within the secondary menu. The secondary menu is accessed by pressing “SET” and “EXIT” simultaneously and then releasing. The first function in the secondary menu is the heater power display.
  • Page 41 Controller Operation 6.7 Proportional Band Figure 7. System Temperature Fluctuations at Various Proportional Band Settings forth because the controller overreacts to temperature variations. For best control stability the proportional band must be set for the optimum width. The optimum proportional band width depends on several factors including system heat transfer characteristics and heater-probe positioning.

  • Page 42: Cutout

    2100 User Manual To change the proportional band press “UP” or “DOWN”. Decrement display Pb=0.060C New proportional band setting To accept the new setting and access the cutout set-point press “SET”. Pressing “EXIT” will exit the secondary menu ignoring any changes just made to the proportional band value.

  • Page 43: Controller Configuration

    Controller Operation 6.9 Controller Configuration Access cutout set-point CO= 210C Cutout set-point To change the cutout set-point press “UP” or “DOWN”. Decrement display CO= 95C New cutout set-point To accept the new cutout set-point press “SET”. Accept cutout set-point The next function is the configuration menu. Press “EXIT” to resume displaying the process temperature.

  • Page 44: Alpha

    2100 User Manual 6.10.1 R0 This probe parameter refers to the resistance of the control probe at 0 °C. Normally this is set for 100.000 ohms. 6.10.2 ALPHA This probe parameter refers to the average sensitivity of the probe between 0 and 100 °C.

  • Page 45: Serial Interface Parameters

    Controller Operation 6.13 Serial Interface Parameters The parameter is indicated by, CtorSt Cutout reset mode parameter Press “SET” to access the parameter setting. Normally the cutout is set for manual mode. Cto=rSt Cutout set for manual reset To change to automatic reset mode press “UP” and then “SET”. Cto=Auto Cutout set for automatic reset 6.13 Serial Interface Parameters...

  • Page 46: Sample Period

    2100 User Manual 6.13.2 Sample Period The sample period is the next parameter in the serial interface parameter menu. The sample period is the time period in seconds between temperature measurements transmitted from the serial interface. If the sample rate is set to 5 for instance then the controller will transmit the current measurement over the serial interface approximately every five seconds.

  • Page 47: Ieee-488 Parameters

    Controller Operation 6.15 Calibration Parameters Serial linefeed parameter Press “SET” to access the linefeed parameter. LF= On Current linefeed setting The mode may be changed using “UP” or “DOWN” and pressing “SET”. LF= OFF New linefeed setting 6.14 IEEE-488 Parameters Controllers may optionally be fitted with an IEEE-488 GPIB interface.

  • Page 48: Cto

    2100 User Manual The calibration parameters menu is indicated by, Calibration parameters menu Press “SET” five times to enter the menu. 6.15.1 CTO Parameter CTO sets the calibration of the over-temperature cutout. This is not adjustable by software but is adjusted with an internal potentiometer.

  • Page 49: Digital Communication Interface

    Chapter 7 Digital Communication Interface The 2100 controller is capable of communicating with and being controlled by other equipment through the digital interface. The RS-232 serial interface is standard. The IEEE-488 (GPIB) interface can be included as an option. Hart recommends the use of shielded RS-232 and IEEE-488 (GPIB) cables for all remote communication.

  • Page 50: Wiring

    2100 User Manual 7.1.1 Wiring The serial communications cable attaches to the controller through the DB-9 connector on the back panel. Figure 8 shows the pin-out of this connector and suggested cable wiring. To eliminate noise, the serial cable should be shielded with low...

  • Page 51: Duplex Mode

    Digital Communication Interface 7.2 IEEE-488 Communication (optional) 7.1.2.3 Duplex Mode The next parameter is the duplex mode indicated with “dUPL”. The duplex mode may be set to half duplex (“HALF”) or full duplex (“FULL”). With full duplex any commands received by the bath via the serial interface will be immediately echoed or transmitted back to the device of origin.

  • Page 52: Ieee-488 Operation

    2100 User Manual The IEEE-488 address is prompted with “AddrESS”. Press “SET” to program the address. The default address is 22. Change the device address of the bath if necessary to match the address used by the communication equipment by pressing “UP”...
  • Page 53 Digital Communication Interface 7.3 Interface Commands Table 3. 2100 Controller Communications Commands Command Command Returned Acceptable Command Description Format Example Returned Example Values Display Temperature Read current set-point s[etpoint] set: 9999.99 {C or F} set: 150.00 C r r u...
  • Page 54 2100 User Manual Table 3. 2100 Controller Communications Commands continued Command Command Returned Acceptable Command Description Format Example Returned Example Values Available only with Thermistor configuration r b i i t a r e t – : Set D0 calibration parameter to n 9 –...
  • Page 55 Digital Communication Interface 7.3 Interface Commands Table 3. 2100 Controller Communications Commands continued Command Command Returned Acceptable Command Description Format Example Returned Example Values Miscellaneous (not on menus) Read firmware version number *ver[sion] *ver ver.9999,9.99 ver.2100,3.56 Read structure of all commands...
  • Page 56 2100 User Manual...

  • Page 57: Calibration Procedure

    Chapter 8 Calibration Procedure In some instances the user may want to calibrate the controller to improve the temperature set-point accuracy. Calibration is done by adjusting the controller probe calibration constants R0 and ALPHA or D0 and DG for thermistor probes so that the process temperature as measured with a standard thermometer agrees more closely with the set-point.

  • Page 58: Measuring The Set-Point Error

    2100 User Manual 8.1.2 Measuring the Set-point Error The first step in the calibration procedure is to measure the temperature errors (including sign) at the two calibration temperatures. First set the temperature to the lower set-point which we will call t .

  • Page 59: Calibration Example

    Calibration Procedure 8.2 Calibration Example 8.2 Calibration Example The controller is to be used between 75 and 125 °C and it is desired to calibrate the system as accurately as possible for operation within this range. The current values for R0 and ALPHA are 100.000 and 0.0038500 respectively. The calibration points are chosen to be 80.00 and 120.00 °C.

  • Page 60: Measuring The Set-Point Error

    2100 User Manual R0 = 100.000 ALPHA = 0.0038500 = 80.00 °C measured t = 79.843 °C = 120.00 °C measured t = 119.914 °C Compute Errors, = 79.843 – 80.00 °C = −0.157 °C = 119.914 – 120.00 °C = −0.086 °C Compute R0, −...

  • Page 61: Computing Do And Dg

    Calibration Procedure 8.3 Thermistor Probe Calibration 8.3.3 Computing DO and DG Before computing the new values for DO and DG the current values must be known. The values may be found by either accessing the probe calibration menu from the controller panel or by inquiring through the digital interface. The user should keep a record of these values in case they may need to be restored in the future.
  • Page 62 2100 User Manual R0 = 100.000 ALPHA = 0.0038500 = −10.00 °C measured t = −9.943 °C = 50.00 °C measured t = 49.874 °C Compute errors, = −9.943 – ( −10.00 °C) = 0.057 °C = 49.874 – 50.00 °C = −0.126 °C Compute R0, ...

  • Page 63: Maintenance

    Chapter 9 Maintenance 9.1 Maintenance The controller has been designed with the utmost care. Ease of operation and simplicity of maintenance have been a central theme in the product development. Therefore, with proper care the instrument should require very little maintenance. Avoid operating the instrument in dirty or dusty environments.
  • Page 64 2100 User Manual • If the mains supply cord becomes damaged, replace it with a cord with the appropriate gauge wire for the current of the system. If there are any questions, call Hart Scientific Customer Service for more information.

  • Page 65: Troubleshooting

    Chapter 10 Troubleshooting This section contains information on troubleshooting. 10.1 Troubleshooting In the event that the instrument appears to function abnormally, this section may help to find and solve the problem. Several possible problem conditions are described along with likely causes and solutions. If a problem arises, please read this section carefully and attempt to understand and solve the problem.
  • Page 66 2100 User Manual The controller display The display flashes “Cut-out” alternately with the process flashes “Cut-out” and the temperature. If the process temperature displayed seems heater does not operate grossly in error, consult the following problem: ‘The display flashes “Cut-out” and an incorrect process temperature’.
  • Page 67 Troubleshooting 10.1 Troubleshooting Factory Reset Sequence. Hold the SET and EXIT buttons down at the same time while powering up the instrument. The instrument display shows ‘-init-’, the model number, and the firmware version. Each of the controller parameters and calibration constants must be reprogrammed.
  • Page 68 2100 User Manual The controller controls or The controller operates normally except when controlling at a attempts to control at an specified set-point. At this set-point, the temperature inaccurate temperature displayed does not agree with the temperature measured by the user’s reference thermometer to within the specified accuracy.

  • Page 69: Comments

    Troubleshooting 10.2 Comments circuitry may also be a possible cause. Contact an Authorized Service Center (see Section 1.4) for assistance. The heater heats Check to see that the heater and stirrer motor are plugged continuously and the into the correct sockets on the back of the unit. If not, plug stirrer motor stirs them in correctly.
  • Page 70 2100 User Manual Via Acquanera, 29 22100 Como tel. 031.526.566 (r.a.) fax 031.507.984 info@calpower.it www.calpower.it 10-6...

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