Agilent Technologies 1100 Series - Page 222

210 1100 Series Nano Pump Service Manual
5 Introduction to the Nano Pump
Figure 41 Block Diagram Pump Controller Board
Encoder B
Motor B
Drive B
Current
control B
Active inlet
valve B
Valve drive B
SSV A/ SSV B
Active inlet
valve A
Valve drive A
4 valve drives
Drive A
Motor A
Encoder A
Motor
control A
ASIC
J
2
Control
Data/
address
Data/
address
Control
Motor drive B
Motor drive A
Processor
1
J
Motor
control B
Current
control A
EMPV
Pump
head A
Pump
head B
Option
Drive