Digital Multimeter : M65
Motwane’s M65 dual display TRMS digital multimeter is specially designed in our research laboratory to measure precise results. It is manufactured under stringent manufacturing processes for R&D and process industries.
Motwane’s M65 dual display TRMS digital multimeter is specially designed in our research laboratory to measure precise results. It is manufactured under stringent manufacturing processes for R&D and process industries. M65 has a 6000 counts LCD dual display to measure facilities like capacitance, resistance, diode, and continuity along with µ Amp. range & DCV accuracy of 0.25%. M65 helps you troubleshoot and repair electrical and electronic systems. It is a high performance multimeter complying with IEC 61010-1 safety standards and with CE, CAT III 1000 V safety rating, and IP-54 protection. M65 is a design marvel with a robust and rugged double mold casing.
Application
- Power Utility
- Industries
- Electrical Contractor
- Telecommunication
- Railway
- Defense
Features
- 6,000 counts LCD dual display with a white backlight
- Auto-ranging, TRMS AC voltage & current measurement
- Basic DCV accuracy of 0.25%
- Highly linear readings
- Capacitance range of up to 60mF
- Resistance, diode, and continuity measurement facility
- Selectable frequency & duty cycle measurement
- 60 positions analog bar graph for trend indication
- SELECT, RANGE, HOLD, REL, LlGHT, MAX/MIN functions incorporated
- CE and IEC 61010-1 CAT III (1000V), and IP 54 protection
- Robust, rugged, and double mold casing.
Accuracy
- All accuracy is claimed from 10% to 95% of the range.
- Accuracy is specified as ±(% of reading + digits) and is valid 0 at 25 ± 3 C, £ 55% RH humidity.
- It is recommended that calibration equipment to verify the instrument’s accuracy should be ten times more accurate.
- Temp. Coefficient = (0.1% x specified accuracy) per degree centigrade referred to 25°C. Accuracy is not valid if the display shows ‘LO BAT.’
General
Display : 6,000 counts dual LCD display with a white backlight.
Display Update Rate : 2.8 times per second nominal.
Dimensions (WxHxD) : 94 X 205 X 36 mm approx.
Weight : 450g. approx.
Dual Display : For AC voltage with frequency & frequency with duty cycle simultaneously
Environmental
Operating Temperature : 0°C to 50°C
Relative Humidity : 80% RH @ 5°C to 31°C
50% RH @ 31°C to 40°C
non condensing
Storage Temperature: – 20°C to 60°C
Power
Power Supply : 9V Battery Type 6F22 or equivalent
Power Consumption : 8mA typical.
Low Battery Indication : ‘LO BAT’ is displayed below 6.5V approx.
Auto Power OFF : After 15 minutes, ideal sleep mode
consumption is 1.3mA approx. (Can be canceled by pushing any except for the Hold & SELECT key before powering on the meter).
Overload Protection
Fuse Protection for ‘µA’ & : 0.8 A/ 250V fast blow type ceramic fuse.
‘mA’ input terminal
Fuse Protection for 10A : 20A/ 500V fast blow type ceramic fuse
input terminal
Ω/ / / / /Hz(%) : 440 V DC / AC rms
Safety
Directives for CE Certification : LVD:2006/95/EC., EMC: 2004/104/EC
Measurement Category : CAT III, (1000V) Reinforced Insulation.
Relevant Standard Specification : EN 61010-1:2010, EN 61326-1:2006
IP Rating (Dust & Water Protection) : IP 54
Accessories
Standard Accessories
Pair of Test leads, User Manual, Battery installed, Fuses, Carry Bag.
Optional Accessories
Pair of Test Leads, Pair of small Test Leads
DC Voltage
| Range | Resolution | Max. Reading | Accuracy | Overload protection |
| 6V | 1 mV | 6.000 V | ±(0.25% + 3) | 1050V DC/AC RMS |
| 60V | 10 mV | 60.00 V | ±(0.25% + 3) | |
| 600V | 100 mV | 600.0 V | ±(0.25% + 3) | |
| 1000V | 1 V | 1000 V | ±(0.5% + 3) |
Note: 1. Input Impedance 10MΩapprox.
- 600mV Range will be displayed in manual ranging only (Unspecified accuracy).
AC Voltage (50-500Hz)Trms
| Range | Resolution | Max. Reading | Accuracy | Overload protection |
| 6V | 1 mV | 6.000 V | ±(1% + 5) | 1050V DC/AC RMS |
| 60V | 10 mV | 60.00 V | ±(1% + 5) | |
| 600V | 100 mV | 600.0 V | ±(1% + 5) | |
| 1000V | 1 V | 1000 V | ±(1.2% + 8) |
Note: 1. Input impedance: 10 MΩ approx. shunted by 60pF approx.
- 600mV Range will be displayed in manual ranging only (unspecified accuracy).
- Main display shows AC Voltage & sub-display shows frequency applied.
DC Current Rang
| Range | Resolution | Max. Reading | Accuracy | Overload protection |
| 600µA/6000µA | 0.1µA/1µA | 600.0µA/6000µA | ±(1.2% + 5) | 0.8A/ 250V DC/AC fuse protection |
| 60mA/600 mA | 10µA/100µA | 60.00mA/600.0 mA | ±(1.5% + 5) | |
| 10 A | 10 mA | 10.00 A | ±(1.5% + 8) | 20A/250V DC/AC fuse protection |
AC Current Range (50Hz-500Hz) Trms
| Range | Resolution | Max. Reading | Accuracy | Overload protection |
| 600µA/6000µA | 0.1µA/1µA | 600.0µA/6000µA | ±(1.5% + 5) | 0.8A/ 250V DC/AC fuse protection |
| 60mA/600 mA | 10µA/100µA | 60.00mA/600.0 mA | ±(1.8% + 5) | |
| 10 A | 10 mA | 10.00 A | ±(2.0% + 8) | 20A/250V DC/AC fuse protection |
Note: The main display shows AC Current and the sub-display shows frequency applied.
Resistance Range
| Range | Resolution | Max. Reading | Accuracy | Overload protection |
| 600 Ω | 0.1 Ω | 600.0 Ω | ±(0.5% + 3) | 440V DC/AC rms |
| 6 KΩ | 1 Ω | 6.000 Ω | ±(0.5% + 3) | |
| 60 KΩ | 10 Ω | 60.00 KΩ | ±(0.5% + 3) | |
| 600 KΩ | 100 Ω | 600.0 KΩ | ±(0.5% + 3) | |
| 6 MΩ | 1 KΩ | 6.000 MΩ | ±(1% + 5) | |
| 60 MΩ | 10 KΩ | 60.00 MΩ | ±(3% + 10) |
Note: 1. Open circuit voltage on 600Ω range is -3.3V DC approx.
2.Open circuit voltage on 6kΩ-6MΩ ranges is -1.10V DC approx.
3.Open circuit voltage on 60MΩ range is -600mV approx.
CAPACITANCE RANGE (Auto-Ranging Only)
| Range | Resolution | Max. Reading | Accuracy | Overload protection |
| 6 nF | 0.001 nF | 6.000 nF | ±(5.0% + 10) | 440V DC/AC RMS |
| 60 nF | 0.01 nF | 60.00 nF | ±(3.0% + 10) | |
| 600 nF | 0.1 nF | 600.0 nF | ±(3.0% + 10) | |
| 6 µF | 1 nF | 6.000 µF | ±(3.0% + 10) | |
| 60 µF | 10 nF | 60.00 µF | ±(3.0% + 10) | |
| 600 µF | 100 nF | 600.0 µF | ±(5.0% + 10) | |
| 6 mF | 1 µF | 6.000 mF | ±(5.0% + 20) | |
| 60 mF | 10 µF | 60.00 mF | ±(5.0% + 30) |
Note: 1. Settling time on 6mF and 60mF range is 40 secs. approx.
- Press the REL button at 6nF & 60nF ranges so that the offset count can be subtracted from the measurement.
Now apply low value capacitance.
Diode Test
| Range | Resolution | Open Circuit Voltage | Test Current |
| 6V | 1mV | ≤3.0 V DC approx. | ≤2.0mA approx. |
Continuity Test
| Range | Resolution | |
| 600.0Ω | 0.1Ω | Meter Beeps < 60Ω |
Note: Open Circuit Voltage on continuity range is -3.3VDC approx.
FREQUENCY RANGES (Auto-Ranging Only)
| Range | Resolution | Max. Reading | Accuracy | Overload protection |
| 60 Hz | 0.01 Hz | 60.00 Hz | ±(0.5% + 3) | 1000V DC/AC RMS |
| 600 Hz | 0.1 Hz | 600.0 Hz | ±(0.5% + 3) | |
| 6 kHz | 1 HZ | 6.000 kHz | ±(0.5% + 3) | |
| 60 kHz | 10 Hz | 60.00 kHz | ±(0.5% + 3) | |
| 600 kHz | 100 Hz | 600.0 kHz | ±(0.5% + 3) | |
| 6 MHz | 1 kHz | 6.000 MHz | ±(0.5% + 3) | |
| 60 MHz | 10 kHz | 60.00 MHz | ±(0.5% + 3) |
Note: 1. The main display shows frequency & the sub-display shows the duty cycle.
- If the input frequency is less than 6.0Hz, the Display will show 0.00Hz.
DUTY CYCLE MEASUREMENT
| Range | Resolution | Accuracy | Overload Protection |
| 0.1%-98.9% | 0.1% | ±(0.5% + 30) | 440V DC/AC RMS |
Accuracy is specified at <20 VAC rms
Sensitivity : 10Hz to 100 kHz > 200mVrms,
1000 kHz to 10MHz > 2Vrms
Electromagnetic compatibility: In RF Field, overall accuracy is equal to 10% of reading +30 digits
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