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R/I-T1DX User Manual 

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version 1.4 

 

 

page 6 

2.1. 

Description of the Rear Panel 

 
 

 

 

Figure 2: R/I-T1DX rear panel view 

The following connectors are located at the rear panel. 

 

(1)

 

TO EXT-16DX connector 

SubD connector for connecting the sixteen channel extracellular amplifier EXT-16DX. The 
EXT-16DX amplifier provides also the operating voltage for the R/I-T1DX through this 
cable. 
 

(2)

 

AUX connector (optional) 

Customized auxiliary connector. 
 

(3)

 

TTL IN connector 

BNC connector for remote control of operation with a TTL signal. As long as the signal is HI 
(> +2.5V) operation (electrode resistance test or current injection) takes place. 
 

(4)

 

OUT connector 

BNC connector monitoring the amplitude of the injected current (1 V / 10 nA) or the 
resistance (1 V / 1 M

). 

 

(5)

 

MONITOR CHANNEL connector 

BNC connector providing the monitor signal for the selected channel (range: -8V…+7V), e.g. 
channel 0 is monitored by –8V or channel 9 is monitored by +1 V. 
 

(6)

 

AUX connector (optional) 

Customized auxiliary connector. 
 

(7)

 

AUX connector (optional) 

Customized auxiliary connector. 
 

(8)

 

AUX connector (optional) 

Customized auxiliary connector. 
 

(9)

 

AUX connector (optional) 

Customized auxiliary connector. 
 

(10)

 

POWER SUPPLY PWR-03DX connector 

Not connected. 

Summary of Contents for R/I-T1DX

Page 1: ...TION FOR THE R I T1DX ELECTRODE RESISTANCE TEST CURRENT INJECTION VERSION 1 4 npi 2013 npi electronic GmbH Bauhofring 16 D 71732 Tamm Germany Phone 49 0 7141 9730230 Fax 49 0 7141 9730240 support npie...

Page 2: ...__________________ ___________________________________________________________________________ version 1 4 page 2 Table of Contents 1 Safety Regulations 3 2 R I T1DX Resistance Test Current Injection...

Page 3: ...is to be operated only at 115 230 Volt 60 50 Hz AC Please check for appropriate line voltage before connecting any system to mains Always use a three wire line cord and a mains power plug with a prot...

Page 4: ...sulting in a rectangular current signal at the electrode For electrode resistance test the voltage drop at the electrode caused by the current signal is measured and the electrode resistance is calcul...

Page 5: ...by 5 5 RESISTANCE CURRENT display Digital display showing the electrode resistance XX XX M range 0 01 M 10 M or the amplitude of the injected current XXX nA range 0 100 nA 6 Current nA resistance M LE...

Page 6: ...Customized auxiliary connector 3 TTL IN connector BNC connector for remote control of operation with a TTL signal As long as the signal is HI 2 5V operation electrode resistance test or current inject...

Page 7: ...itive current C is the capacitor in the amplifier headstage 3 3 pF dU dt is the change of the voltage amplitude of the triangle over time Example for frequency with fixed amplitude of the triangle 10...

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