35074 Simpson, 35074 Datasheet - Page 44

• Manufacturer Part Number: 35074
• Description: Current Meter
• Manufacturer: Simpson
• Type: Ammeterr

Specifications of 35074

• Meter Function: AC Ammeter
• Meter Range: 0A To 25A
• Meter Size/dimensions: 3.5 In.
• Scale Length: 79.9mm
• Meter Shape: Rectangular
• Display Accuracy ±: 2%
• Current Meter Range: 0-25 A
• Accuracy: +/-2 %
• Barrel Size: 2.79"
• Connection Type: Stud
• Diameter, Body: 2.73 in.
• Diameter, Mounting Hole: 0.128 in.
• Dimensions: 3.25"L×3.25"H
• Display Type: Analog
• Function: Ammeter
• Impedance: 0.008 Ohms @ 60 Hz
• Material, Casing: Plastic
• Measuring Range: 0 to 25 ACA
• Primary Type: Electromechanical
• Range, Measurement: 0 to 25 AAC
• Repeatability: 2%
• Size: 3-1⁄2 in.
• Size, Thread: 1⁄4-28
• Special Features: Extended Operatiing Temp
• Standards: UL Recognized
• Temperature, Operating: -20 to +65 °C
• Tracking: ±3%
• Response Time: 1.5 Seconds Maximum
• Equipment Type: AC Current Meter
• Range: 0 - 25
• Meter Movement: Iron-Vane
• Rohs Compliant: NA
• Lead Free Status / RoHS Status: na
• Lead Free Status / RoHS Status: na

16
B
• Plastic case with Glass Window
• Calibration not affected when mounted on
• Three popular sizes: 2-1/2”, 3-1/2”, 4-1/2”
Accuracy
Movement
Suspension
Tracking
Shielding
Response Time
Overload (1 sec.)
Overload
(Continuous)
Repeatability
Dial
Resistance
Pointer
Scale Length
Net Weight
Specifications
Wattmeters:
steel
±2% full scale (F.S.) (iron-vane), ±3% (rectifier)
±2%F.S.; Compensated meters: ±3%F.S.
Models 57, 59, 157 Iron-vane, magnetically damped
Wattmeters: Dynamometer
All others: Annular, rectifier type, self-shielding
Pivot and jewel; “T” styles: taut band
±3%
Calibration is unaffected by magnetic panel mounting
1.5 seconds maximum
10 times F.S.
1.5 times F.S.
2%, tautband: .5%
Sharp clear scale. Each dial arc is calibrated to track
the specific type of movement used
±15% of meter impedance
Spade pointer with black, matte finish
Models 177 & 157: 1.6” (40.6mm)
Models 147, 127 & 127T: 1.8” (45.7mm)
Models 57 & 77: 2.3” (58.4mm)
Models 27, 27T, & 47: 2.5” (63.5mm)
Models 59 & 79: 3.50” (89.0mm)
Models 29, 29T, & 49: 3.9” (99.0mm)
Models 57 & 157: 5oz (0.14kg)
Models 127, 127T & 147: 7oz (0.20kg)
Models 27, 27T, 47 & 59: 8oz (0.23kg)
Models 77 & 177: 9oz (0.26kg)
Models 29, 29T & 49: 11oz (0.31kg)
Model 79: 12oz (0.34kg)
Accuracy
Movement
Suspension
Shielding
Center Scale Value
Power Consumption
Warm-up Time
Max. Input:
Voltage (10 sec)
Dial
Case
Operating
Temperature
Pointer:
Scale Length:
Net Weight:
Frequency Meter Specifications
45-55Hz ±0.3Hz (120V-240V)
55-65Hz ±0.3Hz (120V-240V)
380-420Hz ±1.2Hz (120V-240V)
Small core magnet, self-shielding
Pivot and jewel
Calibration is unaffected by magnetic panel mounting
50/60/400Hz
1.6VA
5 minutes
150, 120V normal
280, 240V normal
Sharp clear scale. Each dial arc is calibrated to track
the specific type of movement used
High density black plastic
-4°F to +149°F (-20°C to +65°C)
Spade pointer with black, matte finish
Model 187: 1.8” (45.7mm)
Model 89: 3.5” (89.0mm)
Model 87: 3.9” (99.0mm)
Model 187: 5oz (0.14kg)
Model 87: 8oz (0.23kg)
Model 89: 11oz (0.31kg)