21683 Simpson, 21683 Datasheet - Page 15

• Manufacturer Part Number: 21683
• Description: Load/Strain Meter
• Manufacturer: Simpson

Specifications of 21683

• Meter Function: Percent Motor Load
• Meter Range: 0A To 5A
• Meter Size/dimensions: 4.5 X 4.5 In.
• Scale Length: 103mm
• Meter Shape: Square
• Display Accuracy ±: 3%
• Current Meter Range: 0-5 ACA
• Equipment Type: Percent Motor Load Panel Meter
• Range: 0 - 5
• Size: 114.3 mm
• Accuracy: +/-3 %
• Barrel Size: 2.82"
• Rohs Compliant: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

• All parameters set from easy to understand
• One, two or four 5-amp relays optional
• Five user-selectable brightness levels
•1/8 DIN, shallow depth case, 3.24”
• RS485 digital communications optional (H345)
• 12 or 24 DCV power supply output optional
• 4-20mA or 0-10 DCV analog transmission
• NEMA 4X rated front panel
• DIN Rail adapter available
Panel Cutout Dimensions on page A14
front panel access
optional
(page C1)
DISPLAY
Type
Quantity
Brightness
Height
Decimal point
Overrange indication
Underrange indication
Alarm Indicators
POWER REQUIREMENTS
AC
DC
ACCURACY @ 25°C as % of rdg
DC Current
High (5A, 2A)
All Others
DC Volts
High (600 V)
All others
Resistance
All ranges
*AC Current
High (2A, 5A)
All others
*AC Volts
High (600V)
All others
ENVIRONMENTAL
Operating Temperature
Storage Temperature
Relative Humidity
Ambient Temperature
Temperature Drift
Warmup time
Noise Rejection
NMRR
CMRR
A TO D CONVERSION
Technique
Sample Rate
Display Rate
MECHANICAL
Bezel
Depth
Panel cutout
Weight
Cover
* AC functions measured at 50 Hz, include ± 1 count for each additional
100 Hz above 50 Hz
Specifications
7-segment, red LED
4 or 5
5 user-selectable levels
0.56" (14.2mm)
4 or 5 position, user programmable
Display flashes “EEEEE” indicating
Maximum Value Exceeded
Display flashes “-EEEE” indicating
Minimum Value Exceeded
4 LED indicators for up to four independ-
ent setpoints
120, 85-250 VAC @ 10VA
0 to 50°C
-10 to +60°C
<80%
25°C
100 ppm/°C
10 minutes
60 dB @ 50-60 Hz
70 dB @ 50-60 Hz
Successive approximation with oversampling
10 conversions per second
User programmable
1-420 updates/min (240 default)
3.9" x 2.0" x 0.52” (99.8mm x 51.9mm x 13.2 mm)
3.24" (82.3 mm)
3.62" x 1.77" (92 mm x 45mm)
10 oz (283.5g)
NEMA 4X Rated front panel
9-36 DCV @ 10VA
0.05% ± 1 count
0.05% ± 1 count
0.1% ± 2 counts
0.2% ± 2 counts
0.1% ± 2 counts
0.05% ± 1 count
0.2% ± 1 count
0.1% ± 1 count
0.1% ± 1 count
4-1/2 digit
0.1% ± 2 counts
0.3% ± 2 counts
0.2% ± 2 counts
0.3% ± 1 count
0.1% ± 1 count
0.2% ± 1 count
0.1% ± 1 count
0.2% ± 1 count
0.1% ± 1 count
3-1/2 digit
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A