Martindale MARCM87 Clamp Meter, Max Current 1.5kA ac, 2kA dc CAT II 1000 V; 10 A, CAT III 1000 V; 10 A, CAT IV 600 V

  • RS Stock No. 865-4743
  • Mfr. Part No. MARCM87
  • Manufacturer Martindale
Technical data sheets
Legislation and Compliance
RoHS Status: Not Applicable
COO (Country of Origin): TW
Product Details

Martindale CM87 High Current AC/DC True RMS

The CM87 can measure AC / DC current and can also measure AC / DC voltage plus testing procedures for resistance, capacitance, frequency, duty cycle, type K thermocouple temperature, continuity and diode.

Large size clamp meter with 57mm jaws
True RMS technology ensures accuracy on irregular waveforms
Tests AC current to 1500A and DC current to 2000A
AC voltage measurements to 750V and DC current measurements to 1000V
Tests resistance levels to 66MΩ
Capacitance measurements to 6.6mF
Frequency testing to 1MHz
Duty cycle from 5 to 95%
Temperature measurement using type K thermocouple (included) up to 1000°C (1832°F)
660Ω continuity test
Diode testing
6600 count LCD display with bargraph


CAT IV 600V and CAT III 1000V rated (or CAT II 1000V rated with probe tip caps removed)

Supplied with

CM87 Clamp Meter, carrying Case, TL16 test leads, type K Thermocouple, 9V PP3 Battery (installed), instructions.

Attribute Value
Absolute Maximum AC Current Measurement 1.5kA ac
Absolute Maximum DC Current Measurement 2kA dc
Absolute Maximum AC Voltage Measurement 750V ac
Absolute Maximum DC Voltage Measurement 1000V dc
Absolute Maximum Resistance Measurement 66MΩ
Model Number MARCM87
AC Current Measurement Resolution 100mA
DC Current Measurement Resolution 100mA
Best DC Current Accuracy ±(2% rdg + 5dgts)
Clamp Meter Type Multifunction Clamp
Best AC Current Accuracy ±(2% rdg + 10dgts)
Best AC Voltage Accuracy ±(1.5% rdg + 8dgts)
Best DC Voltage Accuracy ±(0.5% rdg + 2dgts)
Length 108mm
Width 53mm
Dimensions 108 x 53 x 281mm
Power Source Battery
Resistance Measurement Resolution 100mΩ
Height 281mm
Minimum Operating Temperature 0°C
True RMS Yes
Best Temperature Measurement Accuracy ±1.0% + 2 Digits
Functions Measured AC Current, AC Voltage, Capacitance, DC Current, DC Voltage, Frequency, Resistance, Temperature
DC Voltage Measurement Resolution 1mV
Battery Type 9V
Temperature Measurement Resolution 1°C
Maximum Operating Temperature +40°C
Display Type Bar Graphs, LCD
Best Resistance Measurement Accuracy ±1.0% + 5 Digits
Safety Category CAT II 1000 V; 10 A, CAT III 1000 V; 10 A, CAT IV 600 V
Absolute Maximum Temperature Measurement +1000°C
Safety Category Voltage 600 (CAT IV) V, 1000 (CAT II & CAT III) V
AC Voltage Measurement Resolution 1mV
Maximum Conductor Size 57mm
Battery Life 75 h
Weight 585g
Safety Category Level CAT II, CAT III, CAT IV
Jaw Capacity Busbars 57mm
4 In stock for delivery within 5 working day(s)
Price (ex. GST) Each
$ 684.71
(exc. GST)
$ 787.42
(inc. GST)
Per unit
1 +
Related Products
TRMS AC or AC / DC clip-on multimeters, ...
TRMS AC or AC / DC clip-on multimeters, 10000-count dual display, 600 V CAT IV.The dual display of these clamps enables voltage and current measurements to be viewed simultaneously.Functions: HOLD, AUTO-HOLD, MIN, MAX, Peak, Ø Zero.For measuring current, voltage, frequency, ...
The Martindale AC earth leakage clamp meter is ...
The Martindale AC earth leakage clamp meter is a new age device measures the current up to 60A AC/DC and voltage up to 600VAC/DC. The advanced jaw design minimises the influence of conductor position and shields against external fields from ...
From RS PRO, this ICM30R clamp meter is ...
From RS PRO, this ICM30R clamp meter is a high performing solution for current measurement. The multifunction clampmeter utilises Hall Effect technology and nickel steel alloy jaws for precise measurement of ac and dc current up to 300 A.It functions ...
From the trusted RS PRO brand, the IPM ...
From the trusted RS PRO brand, the IPM 243F Power clamp meter 1000 A AC-DC is a high performing solution for power and current measurement. It is ideal for extending the AC current measuring range of ISO-TECH and RS PRO ...