Jewell Instruments/Modutec DW Series

Digital Panel Meters

Jewell 1000 Series, Digital Panel Meters
Characteristics :
  • The DW is easy-reading with large display and wider viewing angles
  • No additional wires makes installation faster and easier
  • Automatic polarity indication
  • Custom nomenclature optional
  • The Jewell DW Series is available as DC and AC Power Monitors and Process Monitors
  • Changeable units caption
Product Description:

The DW Series is a cost-effective solution to retrofitting an analog panel cutout with a digital meter.

Specifications :
Display: 3 1/2 digits (1999), 7 Segment Backlit LCD, 0.5″ (12.7mm)
Polarity: Automatic (-) displayed
Decimal Point: Factory set. Provisions for selection by user optional
Overload: Three lower digits blank for readings greater than 1999 counts
Accuracy: ±0.1% ±2 digits
Conversion Rate: 2.5 per second
Normal Mode Rejection: 60db typical
Common Mode Voltage Range: 1V maximum
Common Mode Rejection: >86db
Zero Adjust: Automatic
Warmup : 10 Minutes Typical
Input Resistance 200mV & 2V ranges >100megohm, 20V & 200V ranges 1 megohm
Temp. Coef: 100 ppm/°C typica
Ranges: ±200.0mV, ±2.000V, ±20.00V DC, 4-20mA
Loop Powered:: Full Scale Range: 4 to 20 mADC (two wire self powered) 2.75V (including green backlighting) 3.3V (including red backlighting) Overload: 60 mADC forward, 75mADC reverse
Configuration: Bipolar, Differential
Protection: ±350V DC, (±100V DC on 200mV Range)
Impedance : >1 Megohm, (>10 Megohm on 200mV Range)
Power Options:
115VAC 115VAC 10%, 50 or 60 Hz
230VAC 230VAC 10%, 50 or 60 Hz
5VDC + 5VDC 5% at 3mA, typical
10-28VDC (auto & marine) + 10 to +28VDC at 5mA, typical
Battery 9VDC nom., 7.2 to 12 VDC at 150 A, typical
DC Power Monitors:
Range: 10VDC to 28VDC
Resolution: 0.1VDC
Accuracy: ( ±0.1% + 2 counts) with shunt amp
Power Requirements: 10VDC to 28VDC @ 20MA
ACV Power Monitors:
Range: 80-130VAC, 160-260VAC
Resolution: 1VDC
Accuracy: ( ±0.5% + 1 count)
Power Requirements: 2VA Typical
ACA Power Monitors:
Range: 0-50 ACA
Resolution: 0.1 A
Accuracy: ( ±0.5% + 5 count)
Power Requirements: 2VA Typical
General Specifications
Operating Temperature: 32°F to 122°F (0°C to +50°C)
Storage: -4°F to 158°F (-20°C to + 70°C)
pdf_pic Downloads: General Specifcations