28000信号调理系统

高精准28000 信号调理系统单机可提供高达256 通道的可编程传感器信号调理。它包含桥路、电荷、IEPE w/TEDS、
电压（滤波放大器）、应变、热电偶、RTD/电位计、频率信号或者其他传感器的在内的信号调理。

8-slot and 16-slot rugged and transportable mainframes feature integrated cooling and field swappable power supplies.
                                                                                                                              

System Benefits

• Manage hundreds of channels with a mix of sensors
• Friendly system setup via local GUI or Ethernet network interface
• Assure system integrity before performing measurements
  Reduce life-cycle costs
• Upgrade and expand as equipment and requirements change
  Count on unsurpassed performance and reliability

Features

• Mix up to 256 channels of fully programmable transducers in a single system
• Graphical User Interface (GUI) for system control
• Intelligent gain and system scaling algorithms
• Test input and output monitor busses
• Go/no-go test with diagnostics to be used before tests
• Rigorous factory acceptance test for maintenance
• Field swappable power supplies

• Built-in temperature and power supply monitoring with alarms

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

Model	28104A	28208	28302B	27304	28314	28316B	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  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	28316B	28454A	28524	28608B
Bandwidth	700 kHz	1 kHz	5 Hz to 20 kHz	200 kHz	500 kHz	100 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 x128	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	BE, BU, EL, TD	Pulse/Flat LP	Band-Pass	Pulse/Flat LP, HP, BP
Fc 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