Honeywell SUB Series Interval Data Recorders 62-0342-01 - Manual (Page 6)

SUB SERIES INTERVAL DATA RECORDERS
62-0342—01 6
APPENDIX B - LED INDICATORS
Fig. 10. LED indicators.
L1-Green LED
Serial Communications
Power Supply
Always "ON"
(Indicates power supply
is okay if LED is ON)
D6-Clear Red LED
System Error
Always "OFF" when
system is operating
normally
D1-Green LED
D2-Yellow LED
See "Serial
Communications"
L3-Green LED
Main Power Indicator
Always "ON"
D7-Clear Red LED
Low Battery
MUST be "OFF"
(Indicates low battery
when lit)
D4-Red LED
CPU Status
Flashes once per
second
P1-P8-Yellow LED
Meter Pulse Indicators
(Indicates input pulses
being received from
meters)