Chapter 3
1
NOTE:
The Upper display
will always show
the process value
after 1 minute
without key
strokes.
Figure 25
-
Series
980/985
Displays
How to Use the Keys and Displays

Series

980/985

Displays and Load LED’s

Upper Display
Red, 0.3” high LED, seven segment, three or four
digit display indicating either process actual tem-
perature, the operating parameter values, or an
open sensor.
Lower Display
/
Red 0.3” high LED, seven segment, three or
four digit, display indicating the set point,
output value, prompts for data in the upper
display, or error and alarm codes.
LOAD
1
-
When lit, this LED
tells you when
Output 1 is ener-
gized.
22 WATLOW Series 980/985 User’s Manual
Output 2 is ener-
gized or the alarm is
active.
Keys and Displays, Chapter 3