Jewell Instruments/Modutec BL Series

Non-Isolated Power, Big Little Digital Panel Meters

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 Jewell BL, Non-Isolated power Series, Digital Panel Meters
Characteristics :
  • Ideal for line monitoring
  • Value priced
  • Low power consumption
  • Input signal can be used to power meters
  • 3 1/2 digit readout, full scale 1999 display
  • 1/2″ high digits on a high contrast LCD
  • Auto-polarity (-) displayed
  • User selectable decimal points
  • Choice of ±200mV, ±2V, 20V, ±200V, ±200A, ±2mA, ±20mA, or ±200mA input
  • Choice of + 5VDC, ±5 VDC, 10-24VDC, 115VAC or 230VAC power options
Product Description:
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The Jewell BL Digital panel meter gives you all the functionality you need with none of the extras you don’t need. That means simplicity, easy readability, small footprint, and a low cost. The MODUTEC BL is easy-to-read and provides a variety of indicators all in a compact unit. Ease of assembly is one of the BL’s most valuable benefits.

Specifications :
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Indicator:
Display: 3 1/2 digits, 7 segments Non-Backlit LCD (1999)
Digit height: 0.5” high digits
Polarity: Automatic (-) displayed
Decimal Point: Three positions, external selection
Overload: Three lower digits blank for readings greater than 1999 counts
Low Battery: “Low Bat” annunciator for <7.2V (9V power only)
Backlighting Options
• Positive Green Black on Green Background
• Negative Green Green on Black Background
• Positive Red Black on Red Background
• Negative Red Red on Black Background
• Non-Backlit LCD Black on Grey Background
Performance
Accuracy: (0.1% rdg + 2 count) with +5 and 5V power (0.1% rdg + 1 count) with 9V power 2.5 per second
Conversion Rate: 2.5 per second
Normal Mode Voltage Range: > 86 db
Common Mode Rejection: ±1 V maximum
Zero Adjust: Automatic
Temp. Coef: 100 PPM/°C typical
Protection: 250V DC or 150 V RMS continuous 300 V intermittent maximum
Bias Current: 1 pA typical, 10 pA maximum
Power Options:
+5V and -5VDC: 5V 5% at 150 uA
+5VDC: 5V 5% at 3 mA
Environment
Operating Temperature: 32°F to 122°F (0°C to +50°C)
Storage: -4°F to 158°F (-20°C to +70°C)
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pdf_pic Downloads: General Specifcations
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