New Big Look Panel Meters
250/254
These meters feature extra-wide scales, big bold numerals above the scale and divisions for unobstructed reading. Tapered needle-sharp pointers and shadow-free acrylic covers help to pinpoint values. Available in taut band and pivot and jewel types. Gasket sealer gives New Big Look dust and moisture resistant design. (Except 1-1⁄2").
• Dust Resistant Construction
• Clean, Readable Case Design Provides Extra Safety
• Gasket Sealing Design Establishes A New Industry Standard
• Taut Band, Pivot and Jewel Options
• High-Sensitivity DC Voltmeters
• Expanded-Scale Voltmeters
• Frequency Effect — AC Meters
• Rectifier-Type Meters
• Conduit Mounting Case
Select a link under the "item" tab below to order.
Table 1 | Table 2 | Table 3 | Table 4 | Table 5 |
XXX | X | XX | XX | XX |
Table 1 | Style |
250 | New Big Look (Taut Band), (I/V*-P&J) |
251 | Horizon Line (Taut Band), (I/V*-P&J) |
254 | New Big Look (P&J) |
255 | Horizon Line (P&J) |
260 | Stylist Surface Mount (Taut Band), (I/V*-P&J) |
261 | Stylist Window Mount (Taut Band), (I/V*-P&J) |
264 | Stylist (P&J) Surface Mount |
265 | Stylist (P&J) Window Mount |
Table 2 | Size |
1 | 1½” |
2 | 2½” |
3 | 3½” |
4 | 4½” |
Table 3 | Elec. and Mechanical Variables |
00 | DC Amps Zero-Left |
01 | DC Amps Zero-Center |
04 | DC Volts/Ext. Res. Zero-Left |
05 | DC Volts/Ext. Res. Zero-Center |
10 | AC Amps Rectified |
20 | DC Volts Zero-Left |
21 | DC Volts Zero-Center |
24 | DC Millivolts Zero-Left |
25 | DC Millivolts Zero-Center |
30 | AC Volts Rectified |
37 | AC Expanded Scale Voltmeter |
38 | DC Expanded Scale Voltmeter |
40 | AC Amps (I/V)* 60 Hz |
44 | AC Volts (I//V)* 60 Hz |
45 | AC Volts 400 Hz (I/V)* |
50 | Frequency |
Table 4 | Elec. Rating |
LS | 5 Amps |
MT | 10 Amps |
NG | 20 Amps |
Table 5 | Scale |
LS | 0-5 Amps |
MT | 0-10 Amps |
NG | 0-20 Amps |
Accuracy |
AC/DC Iron-Vane |
±2% of full-scale |
AC Rectifier Types |
±3% of Full scale (with 60Hz sine wave at 25°C) |
Expanded Voltmeters |
±0.5% of full-scale |
Overload |
Voltmeters (AC/DC) |
50% Momentary |
20% Sustained |
Ammeters (AC/DC) |
Momentary |
10 times the rated current for 10 consecutive intervals of .5 second with a 1 minute interval between successive applications |
Sustained |
20% for six hours |
Scale Data |
90 degree rotation |
Scale Length |
1 1/2" |
1.40" |
2 1/2" |
2.06" |
3 1/2" |
2.88" |
4 1/2" |
3.93" |
Insulation Level |
1 1/2" |
1500 Vrms Hi-pot |
All Meters (other then 1 1/2") |
2600 Vrms Hi-pot |
Response Time and Overshoot |
3 seconds (max.) for 21⁄2", 31⁄2", 41⁄2" size for microammeters; 2 seconds (max.) for all other DC ratings, and 2.5 seconds (max) for AC ratings. Maximum of 40% overshoot. |
Additional Notes |
- Pivot & jewel instruments are not available in 1 1⁄2" size.
- Meter with flame retardant window and base only available in 2 1⁄2", 3 1⁄2" and 4 1⁄2" sizes. Include /CUL or /UL at the end of the catalog number or contact factory.
- For ratings and scales not listed contact the factory.
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