4
Lit with output Y1 ON
Not lit with continuous or dual action
discontinuous output
Lit
with
output
Lit with output Y2 ON
Lit with output Y3 ON
Lit in Manual operation
Lit when the Remote Set point is operating
(if off, the operating Set point is the Local one)
Lit when Auto-Tune function is activated
Permanently lit when the serial
communication is enabled to write.
Flashes with signal in transit
Loop -
Break -
Alarm
With output Y3 active and configured as
Loop Break Alarm, the front displays X and
W will flash (see p. 15)
3
2
1
Output Y1 (red)
Output Y1 (red)
Output Y1F (red)
Output Y2 (red)
Output Y3 (red)
Manual (green)
Remote (green)
Auto-Tune (green)
Serial comm. (green)
LEDS FOR OUTPUT STATE
Lit
with
output
MAN
REM
AT
SCI
Y1 "ON" (increasing valve motor drive position)
Y1 (heat) "ON" - dual action
Y1 "ON" (decreasing valve motor drive position)
Y1 (cool) "ON" - dual action
LEDS FOR OPERATING STATE
275.8
275.8
50
4
2. FUNCTION OF KEYS AND DISPLAYS