17820

Manufacturer Part Number17820
DescriptionAnalog Panel Meters 2121 25-0-25 DCUA
ManufacturerSimpson
17820 datasheet
 


Specifications of 17820

Equipment TypeDC Current MeterRange25 - 0 - 25
Size1.50 inLead Free Status / Rohs StatusLead free / RoHS Compliant
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• Glass window for optimum viewing
• Rugged black plastic case
• Black knife-edge pointer for precision
reading
Frequency Meter Specifications
Accuracy
45-55Hz ±0.3Hz (120V-240V)
55-65Hz ±0.3Hz (120V-240V)
380-420Hz ±1.2Hz (120V-240V)
Movement
Small core magnet, self-shielding
Suspension
Pivot and jewel
Tracking
±3%
Shielding
Calibration is unaffected by magnetic panel mounting.
Center Scale Value
50/60/400Hz
Power Consumption
1.6VA
Max. Input Voltage (10 sec)
150, 120V normal
280, 240V normal
Dial
Each dial arc is calibrated to track the specific
type of movement used.
Operating Temperature
-4°F to +149°F (-20°C to +65°C)
Case
High density black plastic
Pointer
Knife-edge, with black matte finish
Scale Length
Model 2182: 1.88” (47.2mm)
Model 2183: 2.48” (63.0mm)
Model 2184: 3.68” (93.5mm)
Net Weight
Model 2182: 5oz (0.14kg)
Model 2183: 6oz (0.17kg)
Model 2184: 9oz (0.26kg)
Warm-up Time
5 minutes
Watt Meter Specifications
Accuracy
±2% F.S.; Compensated Meters: ±3% F.S.
Movement
Dynamometer
Suspension
Pivot and jewel
Tracking
±3%
Shielding
Calibration is unaffected by magnetic panel
mounting.
Response Time
1.5 seconds maximum
Overload (1 sec.)
10 times F.S.
Overload
1.5 times F.S.
(Continuous)
2%
Repeatability
Each dial arc is calibrated to track the specific
Dial
type of movement used.
±15% of meter impedance
Resistance
-4°F to +149°F (-20°C to +65°C)
Operating
High density black plastic
Temperature
Knife-edge, with black matte finish
Case
Model 2173: 2.48” (63.0mm)
Pointer
Model 2174: 3.68” (93.5mm)
Scale Length
Model 2173: 9oz (0.26kg)
Model 2174: 13oz (0.37kg)
Net Weight
Specifications for Other Meters
Accuracy
±2% F.S. Iron Vane, +3% F.S. Rectified
Movement
Models 2152, 2153, 2154: Iron-vane, magnet-
ically damped. 2121 and 2121T: small core
magnet, all others Annular, self-shielding
Suspension
Pivot and jewel except for “T” models which
have taut band movement
Tracking
±3%
Shielding
Calibration is unaffected by magnetic panel
mounting.
Response Time
1.5 seconds maximum
Overload (1 sec.)
10 times F.S.
Overload (Continuous)
1.5 times F.S.
Repeatability
2% pivot and jewel, 0.5% taut band
Dial
Each dial arc is calibrated to track the specific
type of movement used.
Resistance:
±15% of meter impedance
Operating Temperature
-4°F to +149°F (-20°C to +65°C)
Case
High density black plastic
Pointer
Knife-edge, with black matte finish
Scale Length
Model 2121 & 2121T: 1.25” (31.7mm)
Model 2152: 1.86” (47.2mm)
Model 2122, 2122T, 2142: 2.07” (52.7mm)
Model 2153: 2.48” (63.0mm)
Model 2123, 2123T, 2143: 2.75” (69.8mm)
Model 2154: 3.68” (93.5mm)
Model 2124, 2124T, 2144: 4.09” (103.9mm)
Net Weight
Model 2121 & 2121T: 2oz (0.06kg)
Model 2152: 5oz (0.14kg)
Model 2153: 6oz (0.17kg
Model 2122, 2122T, 2142: 7oz (0.20kg)
Model 2123, 2123T, 2143: 8oz (0.23kg)
Model 2154: 9oz (0.26kg)
Model 2124, 2124T, 2144: 11oz (0.31kg)

17820 Summary of contents

  • Page 1

    Glass window for optimum viewing • Rugged black plastic case • Black knife-edge pointer for precision reading Frequency Meter Specifications Accuracy 45-55Hz ±0.3Hz (120V-240V) 55-65Hz ±0.3Hz (120V-240V) 380-420Hz ±1.2Hz (120V-240V) Movement Small core magnet, self-shielding Suspension Pivot and jewel ...

  • Page 2

    Dimensions 1-1/2"-Models 2121, 2121T, 2141, 1.56 DIA. MTG HOLES-.125 DIA DRILL THRU 3-1/2"-Models 2123, 2123T, 2143, 2153, 2183 1.35 3.00 4-1/2"-Model 2174 2.83 DIA. 2.75 = Panel Meter Cut-out Dimensions 1 2-1/2"-Models 2122, 2122T, 2142, 2152,2182 1.50 3-1/2"-Model 2173 4-1/2"-Model ...

  • Page 3

    ... Model 2123 Model 2122 17815 17418 17499 1800 (5500)* 17816 17420 17501 1800 17818 17422 17503 1100 17819 17424 17505 90 (190)* 17820 <> 17506 1800 (5500)* 17821 17425 17507 1800 17822 17426 17508 1100 17823 35063 17509 43 4-1/2" Model 2144 17640 ...

  • Page 4

    Taut Band DC Microammeters, Self-shielding Movement Approx. Model/Size and Catalog Number Impedance (Ohms)@ 2-1/2" Model 2122T Model 2123T Range 0-10 17415 4900 0-15 17416 1960 0-25 17417 1960 17419 0-50 960 17421 0-100 500 17423 0-200 234 <> ...