D-CK920-AC-3 Hoyt Electrical Instrument Works, D-CK920-AC-3 Datasheet - Page 2

• Manufacturer Part Number: D-CK920-AC-3
• Description: PANEL METER, AC VOLT, AMP, FREQ IN 1 LED DIG12/24VDC AUX
• Manufacturer: Hoyt Electrical Instrument Works
• Type: Multi-Functionr

Specifications of D-CK920-AC-3

• Cut Out, Panel: 2-1/2 "
• Dimensions: 2.98"L×2.25"W
• Display Digit Height: 0.38 "
• Display Type: LED
• Function: Ammeter/Frequency/Voltage
• Range, Measurement: 0 to 285 VAC, 0.1 to 99.9 AAC, 45 to 65 Hz
• Accuracy: AC Volts TRMS Sensing
• Ac Voltage Range: 1 VAC to 300 VAC; ±1.0% of Range +2 Digits
• Frequency Range: 45 Hz to 65 Hz
• Maximum Input Current: 100 mAAC; 100 AAC
• Range: 45-65 Hz
• Lead Free Status / Rohs Status: RoHS Exempt Product

D-CK 920 Series
Multi-Function 2-1/2” Digital Meters
ELECTRICAL SPECIFICATIONS:
Display: 0.38” LED HIgh Intensity
ACCURACY: AC Volts TRMS Sensing:
AC Volts: 1% of reading ±1 count between 45 Hz and 65 Hz
Resolution: 1.0 Volts
Range: 0-285 VAC RMS
AC Current TRMS Sensing: 2% of reading ± 1 count
DC
Resolution: 0.1 Amp to 99.9 Amperes;
1 Amp from 100 to 999
Range: 999 Amps RMS using CT’s with a maximum
secondary of 100ma.
Frequency : 0.5% from 45-65 Hz ±1 count
Crest Factor Ratio: 3:1
DC ACCURACY:
DC Volts: 0.1% of reading ±1 count
Resolution: 0.1 Volts to 99.9 VDC; 1.0 Volts from 100 to 999*
*(Maximum DC Voltage Input is 100 VDC. Use of a divider
can extend the range)
D-CK920VADC
DC Amperes: 1% of reading ±1 count
Resolution: 0.1 Amp to 99.9 Amperes;
1 Amp from 100 to 200
Range: 200 Amperes (requires external shunt)
AC
It is noted that the overall accuracy of this measurement is
predicated on the accuracy of the shunt being used and the
length of the connecting leads between the shunt and the
D-CK 920
GENERAL SPECIFICATION:
Common Mode Rejection: 86dB Typical
Common Mode Range: ±2 Volts
Overvoltage Protection: 1.5 times max input for 1 minute
Operating Temperature: -20°C to +60°C
Storage Temperature: -40° to +85°C
Relative Humidity non-condensing: 0-95%
Drift in the least significant Digit may occur due to thermal
D-CK920VAFAC
changes in shunt or the operating environment.