Advertisement
3
Operation
Figure 7. LED Indicator Summary
See LED indicators and blink sequence descriptions on page 9.
Normal Run Mode
WITH OUTPUT
LED
FILTERING
POWER
G
SYSTEM
Y
Y
OFF
CALIBRATE
FAULT
R
OFF
mA FAULT
R
OFF
SOURCE
G
ATMOS
G
ON PERIODICALLY
NOTE 1: Dead-band from 4 mA to 4.6 mA
NOTE 2: No dead-band from 0 to 26 mA
NOTE 3: Environmental compensation energized for cold temperatures
Calibration Mode
ZERO FUNCTION
LED
INITIATED
POWER
G
SYSTEM
Y
N/A
Y
CALIBRATE
FAULT
R
OFF
R
OFF
mA FAULT
N/A
SOURCE
G
ATMOS
G
N/A
NOTE 1: Indicates that "Zero" function is initiated and pushbutton S1 can be released. Yellow Calibrate LED will be off after pushbutton is released.
NOTE 2: Indicates unit lost the factory calibration data. Contact Manning Systems.
Manning AirScan-iR Refrigerant Sensor
continued
WITHOUT OUTPUT
1
2
FILTERING
OFF
OFF
OFF
3
3
ON PERIODICALLY
DURING SPAN
1
CALIBRATION
OFF
OFF
N/A
N/A
19100 AirScan-iR-ind 05/2006 REVA Copyright © 2006 Manning Systems, Inc. All Rights Reserved.
= Initiated by button press
G
= Green LED
4/20 mA Loop Test Mode
4/20 mA LOOP TEST
LED
POWER
G
SYSTEM
Y
Y
CALIBRATE
FAULT
R
mA FAULT
R
SOURCE
G
ATMOS
G
NOTE 1: Error on output will result in fast blink on red mA FAULT LED.
DURING 4 mA
FACTORY CALIBRATION
OUTPUT CALIBRATION
N/A
OFF
N/A
N/A
Y
= Yellow LED
4/20mA LOOP TEST
1
(22 mA HIGH)
(.5 mA LOW)
OFF
N/A
N/A
N/A
N/A
2
LOST
N/A
N/A
N/A
N/A
N/A
R
= Red LED
1
OFF
N/A
N/A
N/A
N/A
10
Advertisement
