2180 Series {Mini Switchboard Meters}

3 1/2", 250° Deflection, Mini Switchboard Meters
(Rugged, High accuracy meter, ±1.5% accuracy)


  • 250 degree scale deflection
  • LED illuminated versions available in Red, White
  • DC Meters accurate to within ±1% of full scale
  • AC Meters accurate to within ±1.5% of full scale
  • Tracking: ± 1 1/2% DC; ± 2% AC ; vertical mounting
  • Repeatability: ± 0.5% DC
  • Size: 3 1/4W" x 3 1/4L" x 4" D
  • Shock-resistant pivot and jewel movement
  • UL and IP54 splash-proof models available
  • In accordance with ANSI C39.1
  • Yokogawa provides a full range of 250° deflection Switchboard meters including:
    • AC & DC Voltmeters
    • AC & DC Ammeters, shunt-rated or self-contained
    • Expanded scale meters
    • Frequency Meters
    • Watts, Vars, Unbalanced Power Factor supplied with external transducer
  • Optional LED Illumination


  • Control room applications
  • Manufacturing environment
  • Ideal for adverse (dusty) environments or severe applications, meets UL-1437 or IEC 144 or IP54
  • Ideal for OEM and Retrofit applications


Yokogawa Mini-Switchboard meters combine the same accuracy and repeatability as the larger 103 series in a case 1/2 the size. They are fully insulated, and housed in a space-efficient case that make the most of behind-panel space.

  • Literature
  • Specifications
Model: Yokogawa 2180 Mini Switchboard meters
Scaling: Customized to any scaling desired, from linear to specialized Cos Ø, square root distributions, with color applications for visual emphasis and to any desired engineering unit.
Specific Accuracies
Basic Accuracy: ±1.5% of full scale
Rectifier Type Meters: ±2% of full scale
Expanded Scale Voltmeters: 0.3% of mid-scale
Frequency Meters: ± .15Hz @45-55Hz and 55-65Hz, ±0.093Hz @ 58-62Hz, ±1.5Hz @350-450Hz
General Specifications
Pointer: Sword type
Position of use: Vertical (scale) standard
or to specified angle or position
Full scale deflection angle: 250°
Full scale length: 5.5 inches.
Scale plate:

platform type 2 piece scale with graduations on the outer scale; numerals and legends on the inner scale.
Single scale for illuminated versions

Movement: Proven, shock resistant Taut Band
Case: ABS Resin plastic case
Cover: Methacrylic acid resin with antistatic processing on both sides.
Standard color . . . Black (Munsell N. 1.5/0)
Terminal plate: phenol resin material.
Mounting studs: 5mm dia.
Terminal studs: 5mm dia. (nut type)
Dielectric level: 2,600 V AC for one minute between electric circuit and case
Overload rating: Voltmeter and potential coils-1.2 x rating (continuous). AC Ammeters- 2 x rating (continuous), and 10 x rating for one second. Current coils (other than ammeters) 1.5 x rating (continuous), and 10 x rating for one second.
Response time: Approximately 2.5 seconds
Operating Temp.: 0 to 40°C (32 to 104°F)
Storage Temp: -10 to 50°C (14 to 50°F)
Extreme temperature range: -20°C to 65°C (-4 to 149°F)
Tropicalized or IP54 sealed units available
Relative Humidity: 95% (non condensing)
Case Dimensions
Meter Face: 3.25" X 3.25 "
Case Depth: 4.0"