Konica Minolta PCI-1712 사용자 설명서

– 78 –

Advantech Co., Ltd.
www.advantech.com

C.6 Differential Connections

a) Straight-through connection (factory

setting):
RAn = 0 

Ω

 (short)

RAn+1 = 0 

Ω

 (short)

RDn = none
CDn = none

b) 1.6 kHz (3dB) low pass filter

RAn = 5 k

Ω

RAn+1 = 5 k

Ω

RDn = none
CDn = 0.01 µF

f3dB =

c) 10 : 1 voltage attenuator:

RAn = 4.5 k 

Ω

RAn+1 = 4.5 k

Ω

RDn = 1 k

Ω

Cn = none

Attenuation =

d) 4 ~ 20 mA to 1 ~ 5 V

DC

 signal

converter:

RAn = 0 

Ω

 (short)

RAn+1 = 0 

Ω

 (short)

RDn = 250 

Ω

 (0.1% precision resistor)

CDn = none

3. Calculations

1

2

π 

(RAn+RAn+1) CDn

RDn

RAn+RAn+1+RDn