background image

Gain1 Full BW, 3 V

RMS

, 1 kHz

Output Offset (Manual Offset off, Full BW)

Referred to input

Gain x1

< 2 mV

Gain x10

< 0.2 mV

Gain x100

< 0.1 mV

Gain x1000

< 50 µV

 2.4 N

OISE

 & CMRR S

PECIFICATION

Input Referred Noise (0 

W

 @ input)

@ 1 kHz

  

Gain x1

< 150 nV/√(Hz)

  

Gain x10

< 20 nV/√(Hz)

  

Gain x100

< 10 nV/√(Hz)

  

Gain x1000

< 1 nV/√(Hz)

CMRR 1 kHz / 1 V

rms

 on Input

typ.

 

Gain x1 

> 75 dB

  

Gain x10

> 90 dB

  

Gain x100

> 100 dB

  

Gain x1000

> 125 dB

CMRR 100 kHz / 1 V

rms

 on Input

typ.

  

Gain x1

> 70 dB

  

Gain x10

> 80 dB

  

Gain x100

> 85 dB 

  

Gain x1000

> 90 dB

 2.5 S

TANDARD

 P

ART

 L

IST

AFT400B

1

Power Supply

1

Manual

1

Low-Noise BNC cable, 2 m long

1

Manual AFT400B  – Rev. 1.02 dated 30/09/20 Page 5 (10)

Содержание AFT400B

Страница 1: ...ial Preamplifier Anfatec Instruments AG Melanchthonstr 28 08606 Oelsnitz V Germany Tel 49 0 37421 24212 Fax 49 0 37421 24221 http www anfatec de email mailbox anfatec de Manual AFT400B Rev 1 02 dated 30 09 20 Page 1 10 ...

Страница 2: ...r respective owners Anfatec Instruments AG assumes no responsibility for any damage or loss resulting from use of this manual Anfatec Instruments AG assumes no responsibility for any damage or loss resulting from use of the software Anfatec Instruments AG assumes no responsibility for any damage or loss by deletion of data as a result of malfunction dead battery or repairs Be sure to make backup c...

Страница 3: ...ive product to Anfatec s head quarter with shipping charges prepaid Anfatec pays the return shipping costs for customers inside EU For customers outside EU the customer is responsible for paying all duties taxes and any other charges for products returned to any other locations This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenanc...

Страница 4: ... GND to Output GND 100 Ohm Common Mode Input Range DC coupled 10 V 10 V Input Resistance DC coupled 1 M Input Capacitance Gain x1 x10 for f 100 kHz 39 pF 30 0 Damage Threshold DC coupled Gain x1 x10 x100 12 V DC coupled Gain x1000 10 V AC coupled all Gains 10 V peak for sine signal 7 Vrms Voltage Rating of Input Capacitor 250 V For safety reasons never operate above 40 V Internal thermal Fuse for ...

Страница 5: ...t 1 kHz Gain x1 150 nV Hz Gain x10 20 nV Hz Gain x100 10 nV Hz Gain x1000 1 nV Hz CMRR 1 kHz 1 Vrms on Input typ Gain x1 75 dB Gain x10 90 dB Gain x100 100 dB Gain x1000 125 dB CMRR 100 kHz 1 Vrms on Input typ Gain x1 70 dB Gain x10 80 dB Gain x100 85 dB Gain x1000 90 dB 2 5 STANDARD PART LIST AFT400B 1 Power Supply 1 Manual 1 Low Noise BNC cable 2 m long 1 Manual AFT400B Rev 1 02 dated 30 09 20 P...

Страница 6: ...han specified will damage the device and void the warranty Never supply the two inputs IN and IN with voltages larger than specified IMPORTANT NOTE The inputs do NOT survive voltages higher than specified The AFT400B is operated without fuse in gain x1000 Observe all device ratings Be aware of any ratings the pre amplifier shows Read the instructions in this manual before making any connections Da...

Страница 7: ...dity of the atmosphere keep the device clean and dry Electrostatic prevention In order to avoid electrostatic damage ensure grounding of both the exterior and interior conductors before connecting to the pre amplifier Ensure proper ventilation In order to avoid damage to the pre amplifier ensure proper ventilation Handle safely Please handle safely during transportation to avoid damage Manual AFT4...

Страница 8: ...itive IN non inverted input IN inverted input OUT output of the amplifier 4 3 SWITCHES KNOBS AC GND DC switches the input coupling type for the two signals IN and IN independently For single input configuration set this switch behind IN to GND Gain switches the total amplification between x1 x10 x100 and x1000 IMPORTANT NOTE the range x1000 requires special care Bandwidth adds low pass filters beh...

Страница 9: ...the 1st operational amplifier against too high currents In case of a x1000 amplification this fuse is bridged For single ended signals the not used input needs to be switched to GND An overload after the first amplifier stage is detected for each input separately and displayed by a red LED In order to adjust for too large signal differences between IN and IN in the higher amplifications x100 and x...

Страница 10: ...tical Index Connectors 8 Input 4 Installation 8 Revision History 9 Safety Requirements 6 Schematic Diagram 9 Signal Input 4 Specification of the 4 WARRANTY 3 3 Manual AFT400B Rev 1 02 dated 30 09 20 Page 10 10 ...

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