Model 257D by Monroe Electonics


Product Description

Electrostatic Fieldmeter, use for Smaller Target Sizes


Model 257D

Portable Electrostatic Fieldmeter by Monroe


The model 257D is a portable, battery-operated fieldmeter for performing static surveys or for use as a diagnostic tool when troubleshooting problems caused by static buildup.

  • Two switch-selectable measurement ranges (2 kV/cm and 20 kV/cm)
  • Recorder output to pass measurements to auxiliary instruments to display or record the data
  • Intrinsically safe sensors are approved for use in hazardous locations when used with approved IS barriers
  • Remote sensors can be located up to 1000 feet from the monitor
  • Chopper-stabilized measurement technique is drift free, even in ionized environments
  • An AC adaptor is provided to recharge the batteries and to operate the Model 257D during longer-term tests
Feature 1: Two ranges:  +or- 2kV / cm and +or- 20kV / cm
Feature 2: Remote probe for easy monitoring of hard to reach locations
Feature 3: Battery or line operation – AC power module included

Size 10.5 x 6.4 x 2.6 inches (26.7 x 16.2 x 6.7 cm)
Weight 2 lbs. 6 oz (1.1kg) with batteries
Power Requirements Built-in, rechargeable, gel-type, 12V, 1.2AH, >8 hours with backlight on, charging system on-board, <6 hours recharging time.  Power adapter supplied for 105 to 130 VAC, 47 – 63 Hz, with optional adapter for 90 to 242 VAC, 47 – 63 Hz.
Meter Range +or- 2kV / cm and +or- 20kV / cm
Display Type: LCD
Output: 1/10,000 of  input, < 10 ohm impedance
Accuracy Better than 5% of reading

Model 257D Electrostatic Fieldmeter  Products

Description Part Number Unit Price
Model 257D Portable Electrostatic Fieldmeter, with probe MMF0257D $ 2,305.00 ORDER NOW


SKU: MMF0257D Category: