Monroe Electronics 284 User Manual

m

Operators’ Manual

Monroe Electronics, Inc.

Model 284

NanoCoulomb Meter

P/N 0340117

284-1/100

Rev A

100 Housel Ave  PO Box 535 Lyndonv il le NY 14098 1-800-821-6001 585-765-2254  fax: [phone] monroe-electronics.co

Section 1

SPECIFICATIONS:

Display: ½” x 3½ digit LCD
Standard Ranges:

Range: Resolution:

200nC 0.1nC
20nC 0.01nC

Optional Ranges Available:

Range: Resolution:

2000nC 1.0nC

2.0nC 0.001nC

Accuracy: 2%
Output: 0 to ±2 volt analog, 1kΩ
Drift: 0.1pC/sec. Typical
Battery: 9 volt Eveready #216 or equivalent NEDA #1604.

Battery life over 400 hours.

1

Dimensions: 6” x 3½” x 2

/8” (150mm x 90mm x 54mm)

Weight: 8½ oz. (0.24 kg) with battery

Compatible accessory probes:

Faraday Cup, Model 284/22A:

Outer dimensions (nominal)—
3½” dia. x 5¾” tall
Inner dimensions (nominal)—

5

/8” dia. x 2¾” deep

2

Faraday Cup, Model 284/22B:

Outer dimensions (nominal)—
8” dia. x 10” tall
Inner dimensions (nominal)—
6” dia. x 6¾” deep

Faraday Cups are equipped with BNC connectors and furnished with 3­foot mating cable to connect t o Model 284 instrum ent . Can be used to
measure powders and liquids as well as solid objects.

Point contact probe:

Various—contact factory

Page 1 284.CBSM-12/98-RCA