AtlasPC Digital Control, Vol. I
Manual 85586V1
62
Woodward
Chapter 7.
Analog Combo Board
General Description
Each Analog Combo board contains circuitry for two speed sensor inputs, fifteen
analog inputs, one cold junction, and two Analog outputs. The first eleven analog
inputs may be 4–20 mA inputs or thermocouple inputs, and the remaining four
analog inputs may be 4–20 mA inputs or RTD inputs.
Features
•
5 ms update rate
•
On-board processor for automatic calibration of the I/O channels
•
Analog inputs have 15 bit resolution
•
Analog outputs have 12 bit resolution
•
First 11 analog inputs are software configurable 4–20 mA or thermocouple
(in pairs)
•
Last 4 analog inputs are software configurable 4–20 mA or RTD
(individually)
•
First 11 analog inputs are isolated as a group, from the other inputs, and
from control common
•
Last 4 analog inputs are isolated as a group, from the other inputs, and from
control common
•
A cold junction measurement is provided on the board
855-740
02-2-22
Figure 7-1. AtlasPC Analog Combo Board Connections
Summary of Contents for AtlasPC
Page 8: ...AtlasPC Digital Control Vol I Manual 85586V1 vi Woodward...
Page 130: ...AtlasPC Digital Control Vol I Manual 85586V1 122 Woodward...
Page 131: ......
Page 132: ......
Page 133: ......
