Cooper Instruments DFI-3900 Specifications

DFI 3900 - 4 CHANNEL INDICATOR

he DFI 3900 is a low cost multi-channel strain gage indicator
that will accept four separate inputs, with a fifth math channel.

T

The meter’s 6 digit display, high speed measurement (20/sec.
Update rate) makes this perfect for demanding applications. Standard
formula includes sum, difference and product. Some of the standard
features include: 4 assignable front keys, 2 assignable remote inputs,
dual scale setup, net/gross, autotare, and peak and valley functions.

SHOWN WITH LQB 610

• FIVE CHANNEL/INDEPENDENT SET-UP
& SCALING

• SCAN MODE

• 6 DIGIT LED DISPLAY

• MATH CHANNEL

• DUAL SCALE SETUP

• NEMA 4X FRONT

DIGITAL FORCE INDICATOR

GENERAL

• CHANNELS:

• TEMPERATURE (Operating):

• TEMPERATURE (Storage):

• MATERIAL:

• POWER REQUIRED:

• PEAK HOLD:

• RS232:

• TARE FUNCTION:

• HI/LO LIMITS:

• RELAYS:

TRANSDUCER

• EXCITATION:

• INPUTS ACCEPTED:

• CALIBRATION METHOD:

• BRIDGE RESISTANCE:

SPECIFICATIONS

AMPLIFIER

4

-4º to 140º F

-4º to 185º F
NEMA4 (Front Panel) ­Aluminum
85 to 265 Vac
Standard-Peak/Valley
Option - 9600 Baud
Standard
Standard 4 Programmable Alarms
1 Standard Form C 240 Vac@5A
Relay, 3 optional Relays

5, 10, 15 or 24 Vdc
30, 100, 200 mv,
2 or 10 Vdc and 20 mA
Front Panel Keypad or Shunt
350 ohm

• ACCURACY:

• ANALOG OUTPUT:

• RESPONSE TIME:

• SCAN MODE:

• Peak Capture

DIGITAL DISPLAY

• DISPLAY:

• DISPLAY UPDATE:

• MAXIMUM DISPLAY:

• POLARITY INDICATIONS:

• OVERRANGE:

• DISPLAY SIZE:

• RESOLUTION:

• TYPE:

PHYSICAL

• WEIGHT:

• DIMENSIONS:

COOPER INSTRUMENTS & SYSTEMS

0.02%
16 Bit 4 Channel sample and hold
Analog - Optional
20 Updates Per Sec
1 Channel Per Sec.
2 Per Sec.

6 Digits
2 per second
999999
Yes
Yes

0.5" High
1/10,000 22 Bits
LED

.84 lb

2.30"H x 4.13"W x 5.45"D

1.72"H x 3.55"W - panel cutout

www.cooperinstruments.com [e-mail]

1-800-344-3921

3/31/04