Meterman
!

Meterman CR50
!
CR50
Larger picture 

 

Component Tester

 

Resistance

Capacitance

Diode Test

Continuity

 

 

 

The CR50 is a compact dedicated component checker. With wider ranges, better accuracy and more precise resolution than multimeters with component test features. Use the CR50 to verify, sort, match and inspect components for quality control purposes.

  • Full range capacitance and resistance meter
  • Continuity Beeper
  • Dual zero adjustment pots to null out strays and test leads
  • Special “Low Ohms” range
  • Oversized, read-at-a-glance display
  • Premium test leads with threaded alligator clips
  • Includes protective holster 

Included accessories:

  • Test leads
  • Threaded alligator clips
  • Holster
  • Batteries
  • Manual

Download Data Sheet

 

View Optional Accessories

 

Specifications
Resistance
Ranges 20 Ω, 200 Ω, 2 kΩ, 20 kΩ, 200 kΩ, 2 MΩ, 20 MΩ
Accuracy 20 Ω range: ± 2 % rdg (Zero Adjust)
Accuracy 200 Ω range: ± (1.0 % rdg + 3 dgts)
Accuracy 2 kΩ -2 MΩ ranges: ± (1.2 %rdg + 2 dgts)
Accuracy 20 MΩ range: ± (3.0 %rdg + 1 dgt)
Resolution 0.01 Ω in 20 Ω Range
Open Circuit Voltage 20 Ω and 200 Ω range: 3.0 VDC
Open Circuit Voltage All Other Ranges 0.3 VDC
Capacitance
Ranges 200 pF, 2000 pF, 2 µF, 20 µF, 200 µF, 2 mF, 20 mF
Accuracy 200 pF: ± (0.5 %rdg + 1 dgt+0.5 pF)
Accuracy 2000 pF to 200 µF: ± (0.5 %rdg + 1 dgt)
Accuracy 2 mF: ± (l.0 %rdg + 1 dgt)
Accuracy 20 mF: ± (l.5 %rdg + 1 dgt)
Test Frequency 200 pF to 2 µF: 820 Hz
Test Frequency 20 µF: 82 Hz
Test frequency 200 µF to 20 mF: 8.2 Hz
Test Voltage <3.5 V
Continuity
Continuity Threshold Tone <75 Ω
Diode Test
Test Current 1 mA (approx.)
Test Voltage 3.2 VDC
Display Forward junction voltage
Overload Protection
Resistance 500 VDC or AC RMS
Capacitance 0.1 A/250 V fast acting fuse
Continuity 500 VDC or AC RMS

General Specifications
Display Update Rate
2/sec, nominal
Power
Standard 9 V transistor battery
Battery Life
Alkaline 200 hours
Operating Temperature
0 °C to + 50 °C (32 °F to 122 °F) <70 % R.H.
Storage Temperature:
-20 °C to + 60 °C (-4 °F to 140 °F), <80 % R.H. battery removed
Dimensions (W x L x H)
15.1 cm x 7.0 cm x 3.8 cm (6.1˝ x 2.8˝ x 1.3˝
Weight (incl. batteries)
200 g (8 oz.)

Meterman LCR55
!
LCR55
Larger picture 

 

Component Tester

 

Resistance

Capacitance

Diode Test

Microwave Diode Test

Inductance

Transistor Test

Continuity

The LCR55 is a full-size dedicated component checker. With wider ranges, better accuracy and more precise resolution than multimeters with component test features. Use the CR50 to verify, sort, match and inspect components for quality control purposes.
  • Measures inductance, capacitance, resistance, transistors, diodes and microwave diodes
  • Plug-in test slots and test leads with threaded alligator clips
  • Low 20 Ohm range with zero adjustment knob for lead resistance
  • Oversized, read-at-a-glance display
  • Data Hold and Max Hold to freeze measurement on the display
  • Auto-off to save battery life
  • Includes protective holster

Included accessories:

  • Test leads
  • Threaded alligator clips
  • Holster
  • Sparte fuse
  • Batteries
  • Manual

Download Data Sheet

 

View Optional Accessories

 

Specifications
Resistance
Ranges 20 Ω, 200 Ω, 2 kΩ, 20 kΩ, 200 kΩ, 2 MΩ, 20 MΩ
Accuracy 20 Ω ± 1.2 % rdg (zero adjust)
Accuracy 200 Ω ± (0.5 % rdg + 3 dgts)
Accuracy 2 kΩ-2 MΩ ± (0.5 % rdg + 1 dgt)
Accuracy 20 MΩ ± (2.0 % rdg + 2 dgts)
Resolution 10 mΩ in 20 Ω range
Open Circuit Voltage 20 Ω range: 6.5 V DC
Open Circuit Voltage 200 Ω range: 3.0 V DC
Open Circuit Voltage All other ranges: 1.2 V DC
Continuity
Audible Indication 2 kΩ range: Tone at R < 30 Ω
Response Time 800 ms approx.
Diode Test
Test Current 1 mA (approx.)
Test Voltage 3.0 V DC
Accuracy ± (1.5 % rdg + 1 dgt)
Display Forward junction voltage
Microwave Diode Test
Test Current 0.6 mA approx.
Test Voltage 7.0 V DC typical
Accuracy ± (3.0 % rdg + 1 dgt)
Display Forward junction voltage
Capacitance
Ranges 200 pF, 2 nF, 20 nF, 200 nF, 2 µF, 20 µF, 200 µF, 2000 µF
Accuracy 200 pF to 200 nF: ± (1.0 % rdg + 1 dgt)
Accuracy 2 µF to 200 µF: ± (2.0 % rdg + 1 dgt)2000 µF:
Accuracy < 1000 µF: ± (3.0 % rdg + 3 dgts)
Accuracy > 1000 µF: ± (5.0 % rdg + 5 dgts)
Note: In lower ranges, subtract 6 points residual offset reading from result
Test Frequency 200 pF to 2 µF: 1000 Hz
Test Frequency 20 µF to 200 µF: 100 Hz
Test Frequency 2000 µF: 10 Hz
Temperature Coefficient < 0.5 µF: 0.1%/°C
Temperature Coefficient >0.5 µF: 0.2%/°C
Inductance
Range 200 µH, 2 mH, 20 mH, 2 H, 20 H, 200 H
Accuracy 200 µH: ± (5.0 % rdg + 30 dgts)*
Accuracy 2-200 mH: ± (3.0 % rdg + 20 dgts)*
Accuracy 2-200 H: ± (5.0 % rdg + 20 dgts)*
Test Frequency 200 µH to 2 H ranges: 1000 Hz
Test Frequency 20 H to 200 H ranges: 100 Hz
Temperature Coefficient < 0.5 H: 0.2%/°C
Temperature Coefficient > 0.5 H: 0.5%/°C
Transistor Test
hFE Range 0 to 1000
hFE Base Current 3 µA approx.
hFE Voltage C - E 3.0 V DC approx.
Iceo Range, Leakage Current 10 nA to 20 µA
Overload Protection
Resistance 350 V DC or AC rms
Capacitance 0.1 A/250 V fast acting fuse
Continuity 350 V DC or AC rms
Diode Test 350 V DC or AC rms
Micro Wave Diode Test 350 V DC or AC rms
Inductance 0.1 A/250 V fast blow fuse*For values of Q ≤ 7

General Specifications
Display
31⁄2 digit LCD, max reading of 1999
Display Update Rate
2.5 /sec, nominal
Power
Standard 9 V transistor battery
Battery Life
Alkaline 200 hours
Operating Temperature
0 °C to + 50 °C (32 °F to 122 °F), < 70 % R.H
Storage Temperature
- 20 °C to + 60 °C (- 4 °F to 140 °F), < 80 % R.H. battery removed
Dimensions (WxLxH)
183 x 79 x 38 mm (7.2˝ x 3.1˝ x 1.5˝)
Weight (incl. batteries)
311 g (11 oz.)
Resistance
0.01 Ω - 20 MΩ, ±0.5 %
Capacitance
0.1 pF-2000 µF, ±1.0 %
Inductance
0.1 µH-200 H, ±5.0 %
Transistors
Hfe, Iceo (NPN, PNP)
Diodes
Std (3 V) and microwave oven (8 V)
Continuity Test
Yes