TECPEL CL 325 Manual
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TECPEL CL 325 Manual

Multifunction calibrator
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Multifunction Calibrator
1
2
4-20mA
0-20mA
4
5
mV 1V
°
C
°
F
12V
7
8
%
．
_
%
0
%
PROCESS
CALIBRATOR
TECPEL CO., LTD.
Model CL 325
-
+
TC
ON/OFF
3
0-24mA
SHIFT
6
K J E T
9
V
mA
mV
Hz
ENTER
°
C
°
F
-
+

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Summary of Contents for TECPEL CL 325

  • Page 1 Multifunction Calibrator Model CL 325 ON/OFF 4-20mA 0-20mA 0-24mA SHIFT mV 1V ° ° K J E T ． ENTER ° ° PROCESS CALIBRATOR TECPEL CO., LTD.
  • Page 2 Features: 1. 4-20mA (1K Ω load, 24V Loop Supply) 2. 0-100.00mV,0-1.000V, 0-12.000V 3. K, J, E, T Thermocouple ( ° C and ° F) 4. Frequency 1-62500 Hz 5. 0.025% Basic Accuracy 6. Easy Key-pad Operation 7. Easy Step and Auto Ramp Functions 8.

  • Page 3: Table Of Contents

    Table of Contents I. PANEL DESCRIPTION ......................1 II. OPERATING INSTRUCTION ....................6 ..........................6 UTPUT 1a. General Operation 4 - 20mA..................6 1b. Select 0 - 20mA or 0 - 24mA ..................7 1c. Enter a value less than 1....................8 V, V O ........................9 UTPUT 2a.

  • Page 4: Panel Description

    I. Panel Description ON/OFF 4-20mA 0-20mA 0-24mA SHIFT mV 1V ° ° K J E T ． ENTER ° ° PROCESS CALIBRATOR 1. LCD DISPLAY 6. NUMERICAL & FUNCTION KEYPAD 2. THERMOCOUPLE SOCKET 7. STAND 3. ON/OFF BUTTON 8. AC ADAPTOR INPUT SOCKET 4.
  • Page 5 1. mVAHz: Units 2. 04-204mA : Range of mA 3. %: Percentage 4. JKET: Thermocouple type Ramp 6. OPR : Operate, Output, Normal 7. OL: Overload, Output, Abnormal 8. STBY: Standby, Internal Calibration in Progress 9. SHIFT: Select SHIFT functions Battery low...
  • Page 6 4-20mA 0-20mA 0-24mA mV 1V ° ° K J E T ． ENTER 4-20mA 0-20mA 0-24mA Press SHIFT button, and then press one of these three buttons to select desired mA range mV 1V Press SHIFT button, then press this button to select desired mV or V range...
  • Page 7 ° ° Press SHIFT button, then press this button to select ° C or ° F K J E T Press SHIFT button, then press this button to select desired type of thermocouple. Press SHIFT button, then press this button to perform auto-ramp function. To stop the auto-ramp function, press this button again ．...

  • Page 8: Operating Instruction

    Press this button to enter negative temperature. Or press SHIFT button, then press this button first to enter percentage in the mA, mV, and V functions. While the calibrator is in the SHIFT mode, and the percentage is entered, press this button to increment %.
  • Page 9 min.) 2 Plug the test leads into the output connectors of calibrator accordingly (Black to black, red to red). Attach alligator clip if necessary. 3 Move the sliding switch to mA position 4 Press the keypad (including the decimal point) to enter the value of mA directly.

  • Page 10: 1B. Select 0 - 20Ma Or 0 - 24Ma

    1b. Select 0 - 20mA or 0 - 24mA The default setting for mA function is 4 - 20mA. But users can select 0 - 20mA or 0 -24 mA by pressing the SHIFT button to enter the SHIFT mode. Then press the NUMBER 2 or NUMBER 3 button to select desired DC current range.

  • Page 11: 1C. Enter A Value Less Than 1

    ON/OFF 4-20mA 0-20mA 0-24mA SHIFT mV 1V ° ° K J E T ． _ ENTER ° ° PROCESS CALIBRATOR 1c. Enter a value less than 1 In the mA functions, the standard way to enter a value less than 1 is to press leading 0 before pressing the decimal point.

  • Page 12: Mv, V Output

    2. mV, V Output 2a. General Operation 0 - 100mV 1. Turn the power on, and wait until the STBY symbol disappears (about 2 min.). 2. Plug the test leads into the output connectors of calibrator accordingly (Black to black, red to red). Attach alligator clip if necessary. 3.

  • Page 13: 2B. Select 0 - 1V Or 0 - 12V

    2b. Select 0 - 1V or 0 - 12V The default setting for mV, V function is 0 - 100.00mV. Users can select 0 - 1.0000V or 0 -12.000V by pressing the SHIFT button to enter SHIFT mode. Then press the NUMBER 4 button repeatedly to select desired DC voltage range.

  • Page 14: 2C. Enter A Value Less Than 1

    ON/OFF 4-20mA 0-20mA 0-24mA SHIFT mV 1V ° ° K J E T ． _ ENTER ° ° PROCESS CALIBRATOR 2c. Enter a value less than 1 In the mV/V functions, the standard way to enter a value less than 1 is to press the leading 0 before pressing the decimal point.

  • Page 15: Hz, Frequency Output

    3. Hz, Frequency Output 1. Turn the power on, then plug the test leads into the output connectors of calibrator accordingly (Black to black, red to red). Attach alligator clip if necessary. 2. Move the sliding switch to Hz position 3.

  • Page 16: 4A. General Operation

    4. Thermocouple Calibration of ° C, ° F. 4a. General Operation 1. Turn the power on, and wait until the STBY symbol disappears (about 1 min.). 2. Plug the corresponding connector (K-type connector for K-type thermocouple, J-type connector for J-type thermocouple, ...) into TC terminals of calibrator and thermometer to be calibrated.
  • Page 17 100.0°C ON/OFF 4-20mA 0-20mA 0-24mA SHIFT mV 1V ° ° K J E T _ ． ENTER ° ° PROCESS CALIBRATOR Note: Users can plug the connector into the TC terminals of calibrator even before the power is turned on for better thermal equilibrium between the TC terminal and thermocouple connector.

  • Page 18: 4B. Select °C, Or °F

    4b. Select ° C, or ° F Users can select ° C or ° F by pressing the shift button to enter SHIFT mode. Then press the NUMBER 5 button repeatedly to select desired temperature unit. After desired unit is selected, press the SHIFT button again to exit the SHIFT mode. Corresponding voltage °...
  • Page 19 ON/OFF 4-20mA 0-20mA 0-24mA SHIFT mV 1V ° ° K J E T _ ． ENTER ° ° PROCESS CALIBRATOR...

  • Page 20: 4C. Select K, J, E, Or T Type Thermocouple

    4c. Select K, J, E, or T type Thermocouple Users can select K, J, E, or T type Thermocouple by pressing the shift button to enter SHIFT mode. Then press the number 6 button repeatedly to select desired type of thermocouple. After desired type is selected, press the shift button again to exit the SHIFT mode.

  • Page 21: 4D. Enter A Negative Temperature

    ON/OFF 4-20mA 0-20mA 0-24mA SHIFT mV 1V ° ° K J E T _ ． ENTER ° ° PROCESS CALIBRATOR 4d. Enter a Negative Temperature The resolution of temperature is 1 degree, so the decimal point is used a minus "-" sign.

  • Page 22: Input In The Ma, Mv, V Functions

    5. % input in the mA, mV, V functions In the mA, mV, or V function, users can enter percentage. To enter percentage 1. Users press the shift button first, then SHIFT symbol will be displayed in the LCD. 2 Press % button first, then press the number (no decimal number, the % resolution is 1%).
  • Page 23 ON/OFF ON/OFF 4-20mA 0-20mA 0-24mA 4-20mA 0-20mA 0-24mA SHIFT SHIFT mV 1V mV 1V ° F ° K J E T ° ° K J E T _ ． ． _ ENTER ENTER ° ° ° ° PROCESS PROCESS CALIBRATOR CALIBRATOR...

  • Page 24: Easy Step In The Ma, Mv, And V Functions

    6. Easy Step in the mA, mV, and V Functions While the percentage is entered and calibrator is still in the SHIFT mode, users can step up or down by the percentage entered. The maximum percentage is 100% while the minimum percentage is 0%. If the next step up or down exceeds the maximum or minimum percentage, the percentage will stay in the previous step.
  • Page 25 ON/OFF ON/OFF 4-20mA 0-20mA 0-24mA 4-20mA 0-20mA 0-24mA SHIFT SHIFT mV 1V mV 1V ° ° K J E T ° ° K J E T ． _ ． _ ENTER ENTER ° ° ° ° PROCESS PROCESS CALIBRATOR CALIBRATOR...

  • Page 26: Auto Ramp In The M A, M V, And Vfunction

    7. Auto Ramp in the mA, mV, and V functions In the mA, mV, and V function, auto ramp function is available to the users. To start the ramp function: 1. Press the SHIFT button to enter the SHIFT mode. 2.
  • Page 27 100% 1% per STEP 100 STEPs 8sec. 8sec. ON/OFF 4-20mA 0-20mA 0-24mA SHIFT mV 1V ° ° K J E T _ ． ENTER ° ° PROCESS CALIBRATOR...
  • Page 28 ON/OFF 4-20mA 0-20mA 0-24mA SHIFT mV 1V ° ° K J E T ． _ ENTER ° ° PROCESS CALIBRATOR Note: Do not press any button while the calibrator is performing the ramp function (except NUMBER 7 button to stop the ramp function).

  • Page 29: How To Get Negative Output

    8. How to Get Negative Output If negative output (mA, mV, or V) is needed, users can achieve it by interchange the connection of test leads. ON/OFF 50mV 4-20mA 0-20mA 0-24mA SHIFT mV 1V ° ° K J E T _ ．...

  • Page 30: Electrical Specification

    III. Electrical Specification (23 ° C ± 5 ° C, 3 minutes after power is on) mA DC Current (1K Ω Max. Load, 24V Loop Supply) Range Resolution Accuracy 1 µ A ± 0.025% ±3 µ A 4 - 20mA, 0 - 20mA, 0 -24 mA Beeper warning when output is open and specified current output >...
  • Page 31 Frequency (1 - 125Hz, 1K Ω Load Min.) Range Resolution Accuracy 1 - 125 Hz 1 Hz ± 0.04Hz Available Frequencies (126 - 62500Hz, Accuracy ± 0.01% ± 0.04Hz, 1K Ω Load Min): 126.00 127.03 128.07 129.13 130.20 131.30 132.41 133.54 134.12 135.28...
  • Page 32 570.77 573.39 576.03 578.70 581.39 584.11 586.85 589.62 592.41 595.23 598.08 600.96 603.86 606.79 609.75 612.74 615.76 618.81 621.89 625.00 628.14 631.31 634.51 637.75 641.02 644.32 647.66 651.04 654.45 657.89 661.37 664.89 668.44 672.04 675.67 679.34 683.06 686.81 690.60 694.44 698.32 702.24 706.21...
  • Page 33 3546.09 3571.42 3597.12 3623.18 3649.63 3676.47 3703.70 3731.34 3759.39 3787.87 3816.79 3846.15 3875.96 3906.25 3937.00 3968.25 4000.00 4032.25 4065.04 4098.36 4132.23 4166.66 4201.68 4237.28 4273.50 4310.34 4347.82 4385.96 4424.77 4464.28 4504.50 4545.45 4587.15 4629.62 4672.89 4716.98 4761.90 4807.69 4854.36 4901.96 4950.49 5000.00 5050.50 5102.04 5154.63 5208.33 5263.15 5319.14 5376.34 5434.78 5494.50 5555.55 5617.97 5681.81 5747.12 5813.95 5882.35 5952.38 6024.09 6097.56 6172.83 6250.00 6329.11 6410.25...
  • Page 34 General Specification: Battery Type: 9V Alkaline Battery Power Consumption: 60mA - 180mA (depends on output) Low battery: 5.5V at 150mA Load Display: 4 and 5 Digits 0 to 50 ° C ( 32 to 122 ° F) Operating Temperature: Operating Humidity: Less than 85% relative -20 to 60 °...

  • Page 35: Use The Ac Adapter

    IV. Use the AC adapter If long term usage of the calibrator is required, AC adapter can be used. The 12V AC terminal is located in the back of the calibrator. The voltage should be regulated between 9 to 15V. DC 12V DC 12V...

  • Page 36: Use External Battery Pack

    V. Use External Battery Pack An external battery pack is included for a longer period usage. The external battery pack needs to be packed with 6 pieces of 1.5 volts AA batteries. To use the external battery pack, plug into the AC terminals located in the back of the calibrator. BATTERIES BATTERY HOLDER 6x1.5V AA...

  • Page 37: Battery Replacement

    VI. Battery Replacement When the low battery symbol is displayed on LCD, follow the following procedures to replace the battery. 1 Turn off the calibrator by pushing the On/Off button. 2 Remove the screw of the battery compartment cover and remove the battery compartment cover.

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