PRECISION 28000
Signal Conditioning
System
 

28000 Signal Conditioning Card Selection Guide

The following card selection guide is provided to aid in identifying the 28000 Signal Conditioner cards that meet your requirements.

(See below)

Model 

28104A

28208

28302B

27304

28314

28316C

28454A

28524

28608B

Type

Bridge
 

Thermo-
couple
 

SE or
Diff
Charge,
IEPE or
Velocity
Amplifier

Charge/
Voltage or IEPE
Amplifier
 

Dynamic Charge or IEPE
w/LDTEDS

IEPE 
Accelerometer
Conditioner w/LDTEDS

Dynamic
or Static Strain, RTD

F-to-V, Pulse Rate

Prog.
Filter/ Amplifier

Channels/
Card

4

8

2

4

4

16

4

4

8

Channels/
System

64

128

32

64

64

256

64

64

128

Application
Transducer

Strain, load cell, pot., pressure, low level AC, DC 
or any bridge

Temper-
ature, low-drift, low level DC or AC amp/filter

Rotating machinery vibration,
G, ips
and mil outputs

Charge or IEPE Accels,
vibration

Dynamic measure-ments for shock and vibration

IEPE Accels w/LDTEDS, AC filter/
amp

Dynamic 
or static strain with
2-wires, RTD, bridge, low-level AC or DC

Frequency counter, pulse
rate,
flow rate, Hall effect sensors

Low-level AC or DC amps and LP, HP
or BP filtering

Interface

2-10- wire;
1, 2,
4 arm

3-wire Iso-
thermal Block

Lemo or Coaxial
 

Coaxial

Coaxial

2-wire w/shield

2/4-wire 

2-wire w/shield

2-wire w/shield

Excitation

Balanced constant voltage 0-20.475 VDC 
(30 mA)

N/A

Constant current (IEPE),
8.5 mA

Constant current (IEPE),
1-12.75 mA

Constant current (IEPE),
1-25
mA

Constant current (IEPE),
0, 1, 2, 4, or 8 mA

Balanced diff constant current
0-25.5 mA

N/A

N/A

Vcm 

10 V

10 V

10 V

3.2 V

10 V

N/A

10 V

10 V

10 V

Model 

28104A

28208

28302B

27304

28314

28316C

28454A

28524

28608B

Bandwidth

700 kHz

1 kHz

5 Hz to
20 kHz

200 kHz

500 kHz

150 kHz

700 kHz

1 Hz to 
50 kHz

500 kHz

Gain

x1/16
to
x8192

x1,
10,
100,
1000

Sensor
sensitivity:
0.1 pC/g to
110 pC/g

x1/16
to
x4096

x1/16
to
x8192

x0.5
to
x512

x1/16
to
x8192

Input range 
10 mV 
to
100 V

x1/4
to
x8192

Filter Poles

4, 8

3

12

4, 6, 8

4, 8

4

4, 8

4

4, 8

Filter Types

Pulse/Flat LP

BE

LP, HP,
Band-Pass

BE, BU, EL, LP, TD

Pulse/Flat LP

BU, TD

Pulse/Flat LP

Band-Pass

Pulse/Flat LP, HP, BP

F_c Range

Flat Mode:
2 Hz
to
204.6 kHz

Pulse Mode:
1 Hz
to
102.3 kHz

1,
10,
100 Hz, Prog.

HP:
5 Hz
to
1,275 Hz

LP:
50 Hz
to
12,750 Hz

Available in many ranges:

2-Range models; 1 Hz to 127.5 kHz

Single 255:1 range

Fixed range models

Flat Mode: 2 Hz
to
204.6 kHz

Pulse Mode:
1 Hz
to
102.3 kHz

100 Hz
to
30 KHz, Prog.

Flat Mode:
2 Hz
to
204.6 kHz

Pulse Mode:
1 Hz
to
102.3 kHz

1 Hz
to 
50 KHz, Prog.

Flat Mode:
2 Hz
to
204.6 kHz

Pulse Mode:
1 Hz
to
102.3 kHz

E-mail pfinfo@pfinc.com for information about PF, products or comments about this web site.
Copyright © 2010 Precision Filters, Inc. All Rights Reserved.

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