Spectrum Controls 140 AUI 040 00sc User Manual
Page 8
16-Channel Universal Analog Input Module
9
1.2
LEDs
The module has a front LED panel that includes 19 LEDs:
Ready LED - 1 Green LED indicates module’s self test has passed and is ready to communicate.
Active LED - 1 Green LED indicates BUS communication is established between the module and the rack.
Fault LED -1 Red LED indicates a module self test error, or fatal H/W error. A blink code will indicate the
type of self test error. Count the number of blinks before a pause to determine the error code in the table
below.
Blink # Fault
1
ROM CRC Error
2
EEPROM Error
3
RAM Error
4
Autocal Error
5
Watchdog Timer Error
6
CPU Error
7
DPM Error
Channel LED - 16 Green LEDs indicates the channel is enabled and a valid input signal level is present.
The LED is off if the channel is disabled. A blinking LED indicates that the channel has exceeded a range
limit.
1.3
Related Publications
• Modicon Modsoft Programmer User Manual. 890 USE 115 00
• Modicon TSX Quantum Automation Series Hardware Reference Guide. 840 USE 100 00
• IEEE Std 518- 1977, Guide for the Installation of Electrical Noise Inputs to Controllers from External Sources
• IEEE Std 142- 1982, Recommended Practice for Grounding of Industrial and Commercial Power Systems
• Noise Reduction Techniques in Electronic Systems, by Henry W. Ott; published by Wiley-Interscience of New York in
1976