Nexen PC210 913071 - Manual (Page 10)

10
FORM NO. L-20341-E-0208
Single sheet in Sensor gap
Set the Web Thickness Selector
Switch to the RIGHT side 0.008
In. - 0.031 in. [0.20-0.80 mm]
Abnormal
Two sheets in Sensor gap
Normal
None
Abnormal
1. Is the Sensor installed and
aligned properly?
2. Has dust accumulated
inside the Sensor tube?
(Clean the Sensor tube with an
air gun or remove the Sensor
tube for cleaning.)
3. Is the Sensor signal
calibrated correctly?
(See Sensor Signal Calibration.)
TABLE 3 SHEET FEED MODE OPERATIONS
WEB SPLICE ONLY (MODES 1 AND 4)
This mode is used for web feed machinery where the only
desired measurements are normal run and web splice
(See Table 1 for Output Configurations for Modes 1
and 4). During normal run with a single thickness of web passing
through the Sensor, the Normal Run Indicator LED will
glow and the Web Break Relay at Terminals 7, 8, and 9
and the Web Splice Relay at Terminals 10, 11, and 12
will remain in their normal state.
CONDITION STATuS CORRECTIvE ACTION
Receiver
Emitter
45°
Normal
None
No Web in Sensor gap
Abnormal
Abnormal
1. Is the Sensor installed and
aligned correctly?
2. Has dust accumulated
inside the Sensor tube?
(Clean the Sensor tube with
anair gun or remove the Sen-
sor tube for cleaning.)
Single sheet in Sensor gap
Normal
Abnormal
Set the Web Thickness Selec-
tor Switch LEFT 0.002-0.008 in.
[0.05-0.20 mm].
None
OPERATION (continued...)
(continued...)