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Meco 333 User Manual

Multifunction process calibrator
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MULTIFUNCTION
PROCESS CALIBRATOR
MODEL : 333
USER MANUAL
1

Table of Contents

I. PANEL DESCRIPTION ......................................................... 1
II. OPERATING INSTRUCTION .............................................. 6
1. mA OUTPUT .......................................................... 6
1a. Geneal Operation 4-20mA .................................... 6
1b. Select 0- 20mAor 0 -24mA .................................... 7
1c. Enter a value less than 1 ....................................... 8
2. mV, V OUTPUT ............................................................ 9
2a. General Operation 0 -100mV ................................ 9
2b. Select 0 -1V or 0 -12V ......................................... 10
2c. Enter a value less than 1 ..................................... 11
3. HZ, FREQUENCY OUTPUT ..................................... 12
4a. General Operation ............................................... 13
F ...................................................... 15
0
0
4d. Enter a Negative Temperature ............................ 18
8. HOW TO GET NEGATlVE OUTPUT ........................ 26
III. ELECTRICAL SPECIFICATION ...................................... 27
IV. USE THE DC ADAPTOR ................................................. 32
V. USE EXTERNAL BATTERY PACK ................................ 33
Vl. BATTERY REPLACEMENT ............................................ 34
3
®
333 : 28-09-2012
Features :
1. 4-20mA (1KV load, 24V Loop Supply)
2. 0-100.00mV,0-1.000V, 0-12.000V
3. K, J, E, T Thermocouple (
4. Frequency 1-62500 Hz
5. 0.025% Basic Accuracy
6. Easy Key-pad Operation
7. Easy step and Auto Ramp Functions
8. 0-20mA, 0-24mA selectable
9. 0-100% Output (mA, mV, V)
10. Beeper warning when output is open(mA) or short
(mV,V)
1. Panel Description
1. LCD DISPLAY
2. THERMOCOUPLE SOCKET
3. ON/OFF BUTTON
4. SHIFT BUTTON
5. FUNCTION SELECT SWITCH
6. NUMERICAL & FUNCTION KEYPAD
7. STAND
8. AC ADAPTOR INPUT SOCKET
9. OUTPUT LEADS
C and
F)
0
0
2
4

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Summary of Contents for Meco 333

  • Page 1: Table Of Contents

    3. K, J, E, T Thermocouple ( C and PROCESS CALIBRATOR 4. Frequency 1-62500 Hz 5. 0.025% Basic Accuracy MODEL : 333 6. Easy Key-pad Operation 7. Easy step and Auto Ramp Functions 8. 0-20mA, 0-24mA selectable 9. 0-100% Output (mA, mV, V) 10.
  • Page 2 Press SHIFT button, then press this button to perfarm auto-ramp function. To stop the auto-ramp function, press this Always press this button to complete the entry of numbers. button again 333 : 28-09-2012...

  • Page 3: Operating Instruction

    Note : Maximum 5 digits can be entered. If users enter less than 5 digits ( 1 to 4 digits), users must press ENTER button to indicate the end of entry. If users enter 5 of more digits, calibrator will automatically end the entry and output specified value voltage. 333 : 28-09-2012...

  • Page 4: 2B. Select 0 -1V Or 0-12V

    Note : The resolution of Hz funcfion is 1 Hz. For the range 1 - 125Hz, all the frequencies in between are available. But for the range 126 - 62500Hz, not all the frequencies are available (total 604 frequencies available). Please refer to section III Electrical Specifications for available frequencies. 333 : 28-09-2012...

  • Page 5: 4B. Select C Or F

    After desired type is selected, press the shift button again to exit the SHIFT mode. Corresponding thhemocouple type (K, J, E or T) symbol will be displayd in the LCD. 333 : 28-09-2012...

  • Page 6: 4D. Enter A Negative Temperature

    25% -> 50% -> 75% -> 100% -> 75% -> 50% -> 25% -> 0% -> Example 2 : Step Up and Down (30%) : 30% -> 60% -> 90% -> 60% -> 30% -> 0% -> 30% 333 : 28-09-2012...

  • Page 7: Auto Ramp In The Ma, Mv And V Function

    6. To return to the regular output mode, press the SHIFT button again when ramp function is stopped. Note : Do not press any button while the calibrator is performing the ramp function (except NUMBER 7 button to stop the ramp function). 333 : 28-09-2012...

  • Page 8: How To Get Negatlve Output

    3424.65 3448.27 3472.22 3496.50 3521.12 531.91 534.18 536.48 538.79 541.12 543.47 545.85 548.24 3546.09 3571.42 3597.12 3623.18 3649.63 3676.47 3703.70 3731.34 550.66 553.09 555.55 558.03 560.53 563.06 565.61 568.18 3759.39 3787.87 3816.79 3846.15 3875.96 3906.25 3937.00 3968.25 333 : 28-09-2012...

  • Page 9: Use The Dc Adaptor

    4. Place the battery compartment cover and fasten the screw. Note : In the mA, mV, V, C and F funtions, status of low battery is detected. While in the Hz function, status of low battery is not detected. 333 : 28-09-2012...
  • Page 10 STANDARDS. Accuracies of the standard equipment used in this calibration are traceable to the National Standards. MECO METERS PVT. LTD. Plot No. EL-60, MIDC Electronic Zone, TTC Industrial Area, Mahape, Navi Mumbai - 400710 (INDIA) Tel : 0091-22-27673311-16, 27673300 (Board) Fax : 0091-22-27673310, 27673330 E-mail : sales@mecoinst.com...

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