IDEAL 61-340 - Manual

Page 3 SPECIFICATIONS All specifications are warranted unless noted typical and apply to the 61-340 & 61-342 Stated accuracies are at 23°C±5°C at less than 75% relative humidity and without the battery indicator displayed. General specifications Characteristics Description Display count 3 3/4 di...

Form Number 2 TM61340-2 Rev November 2007 Page 4 Measurement Characteristics Accuracy is ±(% reading + number of digits) at 23°C ± 5°C, less than 75% R.H. (1) DC Volts(for 61-340 / 61-342) Range Resolution Accuracy Over voltage protection 400.0mV 0.1mV ±(0.8% reading + 3 digits) 4.000V 1mV 40.00V 10...

Form Number 2 TM61340-2 Rev November 2007 Page 5 (3b) DC Current (61-340 / 61-342) Range Resolution Accuracy Input Protection 4.000A 0.001A 10.00A* 0.01A ±(1.5% reading + 5 digits) 10A, 250V Fast Blow Fuse Overload Protection: A Input: 10A, 250V Fast Blow fuse. (61-340 / 61-342) *Caution : Do not ma...

Form Number 2 TM61340-2 Rev November 2007 Page 8 (14) REL Press this button the meter enter relative measuring state and “ Δ ” symbol appear on LCD. The result of the relative measurement is the difference between measuring value and reference value. The reference value is produced same as momentary...

Form Number 2 TM61340-2 Rev November 2007 Page 9 Physical and Environmental Characteristics Characteristics Description Dimensions (H×W×D) 180mm(H) ×91mm (W) ×43mm(D) (with holster) 7.1” (H) x 3.6”(W) x1.7”(D) Weight (with battery& holster) 0.379Kg (13.4 oz.) Environmental characteristics Descri...

Form Number 2 TM61340-2 Rev November 2007 Page 10 Required Equipment Required equipment is listed in Table B. If the recommended models are not available, equipment with equivalent specifications may be used. Repairs or servicing should be performed only by qualified personnel. Table B. Required Equ...

Page 11 Basic Maintenance Warning To avoid shock, remove the test leads and any input signals before opening the case or replacing the battery or fuses. Opening the Meter Case Caution To avoid unintentional shock circuit, always place the uncovered meter assembly on a protective surface. When the ca...

Page 12 Replacing Fuses Warning To avoid electrical shock, remove the test leads and any input signals before replacing the battery or fuses. To prevent damage or injury, INSTALL ONLY quick acting fuses with the following Volt/Amp current interrupt rating: F340: 500mA, 250V Fast Blow Fuse F342: 10A,...

Page 13 Performance Tests The following performance tests verify the complete operability of the meter and check the accuracy of each meter function against the meter’s specifications. For operating instructions, see the 61-340 / 61-342 Digital Multimeter Instruction Manual. Accuracy specifications ...

Page 14 Testing the Voltage Function (for 61-340 / 61-342) To verify accuracy in the AC and DC voltage ranges, do the following: 1. Turn the rotary switch to “ ” position. 2. Connect the calibrator to the and COM inputs on the meter. 3. Set the calibrator for the voltage from step 1 to 7 in Table 1....

Page 18 Testing the Resistance Function (for 61-340 / 61-342) To verify the accuracy of the resistance function, do the following: 1. Connect the calibrator to and COM on the meter. 2. Turn the rotary switch to . a. Press the SELECT button to select the Ω function 3. Apply the inputs for step 1-7 in...

Page 19 Table 6 Capacitance Test: Step Range Source Reading 1 40nF 10.000nF 9.60 to 10.40 2 40nF 30.00nF 29.00 to 31.00 3 400nF 300.0nF 290.5 to 309.5 4 4µF 3.000µF 2.905 to 3.095 5 40.00µF 30.00µF 29.05 to 30.95 6 100.0µF 100.0µF 79.5 to 120.5 7 1000µF 1000µF 795 to 1205 Checking the Diode Test Fun...

Page 20 Testing the Frequency Function (for 61-340 / 61-342) To verify the accuracy of the meter’s frequency function, do the following: 1. Connect the calibrator to the and COM inputs on the meter. 2. Note: The accuracy of the calibrator’s frequency function must be appropriate for the specified ac...

Page 21 Testing the Temperature Function (for 61-340 / 61-342) To verify the accuracy of the meter’s temperature function, do the following: 1. Connect the calibrator to the and COM inputs on the meter. 2. Set the rotary switch to the º F / º C as instructed in Table 8. 3. Set the calibrators temper...

Page 22 Calibration Procedure Recalibrate your meter: It is recommended that the multimeter be calibrated once each year. 1. Perform calibration at an ambient temperature of 23°C±2°C and a relative humidity of <70% Disconnect the test leads and turn the meter off. Remove the test leads from the f...

Page 23 6. Using a small flat-tipped screwdriver, adjust VRtr until the display reads 2.995 to 3.005Volts 7. Disconnect the AC calibrator from the meter. (C) TEMP Calibration (Adjust VR3) 1. Set the rotary switch to the " º F/ º C " position. 2. Set the output of the calibrator to 300 ºC 3. ...