Jewell Instruments/Modutec BL170 Series

Flat Paks, Digital Panel Meters

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Jewell BL176  Series, Flat 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 or 20V input
  • Choice of 9VDC, +5VDC; or 5 VDC power
Product Description:
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The Jewell BL-17 is a low-cost alternative to your digital meter needs. It has a 3.5 digit readout with full 1999 display.Its low power consumption making it ideal for battery operation.

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)
Performance
Accuracy: (0.1% rdg + 2 count) with + 5 and 5V power (0.1% rdg + 1 count) with 9V power
Conversion Rate: 2.5 per second
Common Mode Voltage Range: 1V maximum
Common Mode Rejection: > 86 db
Zero Adjust: Automatic
Temp. Coef: 100 PPM/°C typical
Standard Analog Inputs:
Full Scale Range: Choice 200mV, 2V, or 20V. Special Ranges and engineering units available
Configuration: True differential input and references
Ratiometric Operation: -176, -177
Protection: 250V DC or 150V RMS continuous 300V intermittent maximum
Bias Current: 1 pA typical, 10 pA maximum
Power Options:
Option 1: 9V Battery: 9V isolated, 7.2-12V at 150 uA
Option 2: +5V and -5VDC: 5V 5% at 100 uA
Option 3: +5V: 5V 5% at 3 mA
Connectors
BL-176 13 connector pins, 0.025″ square
BL-177 15 solder pads
Environment
Operating Temperature: 0°C to +50°C
Storage: -20°C to 70°C
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