Chroma 66200 Series - Appendix B: Circuit Diagram; System Block Diagram

Appendix B Circuit Diagrm
Appendix B Circuit Diagram
Source UUT
Shunt
Hi
Lo
Hi
Lo
66201
Range Amp
Circuit
Range Amp
Circuit
V+V- I - I+
HPF
Zero-Cross
Detector
ADC
Vref
Isolation Circuit Isolation Circuit
ADC
Vref
OCP
Protect
Relay
DSP
CPLD
EEPRO
M
USB GPIB
Key Pad
LED Display
PASS
Relay
FAIL
Relay
PC PC
Limit
Trig
Pass+
Pass-
Fail+
Fail-
Limit
Trig
B-1