1-800-356-4920 (USA) 1-603-471-0158 (Int'l)
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7M Series

7M Series - 3 1/2 digit LCD panel meter
  • Low cost
  • Window mount
  • Ultra-thin, space-saving design: only 0.8” deep including connector
  • Occupies less than 1.3 X 0.7 inches of front panel space
  • 3 1/2 digits with high-contrast LCD 
  • Choice of Positive or Negative Red or Green 
  • Low power

 

 

 

Display:  Digits: 3 ½ digits (±1999 counts)
  Type:  7 segment backlit LCD
  Polarity:  automatic, “-” displayed
  Decimal Points:  3 position, user selectable
  Overrange: three lower order digits blank for inputs >1999
Inputs:  Ranges:  200mV, 2V
  Protection: 100V on 200mV, 250V on 2V
  Impedance: 100MΩ on 200mV, 1MΩ on 2V
Performance: Accuracy: ±(0.1% of F.S. +1 count) 
  Conversion Rate:  2.5 per second
  Normal Mode Rejection: >30 dB @ 60 Hz
  Common Mode Range: ±1Vdc
  Common Mode Rejection:  >86 dB
  Zero Adjustment: automatic
  Warmup:  10 minutes typical
  Temperature Coeff.: ± 100 ppm per °C typical
Environment: Operating Range:  0 to 60° C
  Storage Range: -10 to 70° C
Power Supply: Backlight OFF:  +5 V (+4.75 VDC to +5.5 VDC) @ 500 µA typical 
±5 V or +9 V (+7.2 VDC to 12 VDC) @ 250 µA typical
  Backlight ON: +5 V @ 60 mA typical 
±5 V or +9 V @ 20 mA typical
  Note: Backlight current can be reduced by adding an external resistor between BL and V-
Mounting:   window mount
    bezel mount with retaining clips
    bezel mount (optional) 
Connection:   13 pins