Watlow CLS200 - Responding to a Tolerance Alarm; Table 6.6 - Ramp;Soak Profile Modes

CLS200 Series User’s Guide
Chapter 6: Ramp/Soak
129
Table 6.6 — Ramp/Soak Profile Modes
CURRENT MODE AVAILABLE MODE DESCRIPTION
STRT RUN
Begin running the assigned profile.
HOLD CONT
Continue from user-selected hold. The profile runs
from the point when you put the profile in HOLD
mode. (You cannot continue from a tolerance hold or
a trigger wait.)
After you choose this mode, the controller switches
back to RUN mode.
RUN HOLD
Hold the profile.
Holding a Profile
In HOLD mode, all loop parameters stay at their current settings until you change the mode or reset
the profile. To put a profile into HOLD mode, follow these steps:
1. In the single loop display, switch to the loop you want to hold.
2. Press the RAMP/SOAK key three times to see the SET MODE parameter:
ALARM
01 A SEG01/05 R
SET MODE? HOLD
3. Press YES to set the mode. While the profile is running, the only mode you will be able select is
HOLD.
4. Press ENTER to hold the profile.
Continuing a Profile
To resume or continue a profile that is holding:
1. In the single loop display, switch to the loop you want to run.
2. Press the RAMP/SOAK key three times. The SET MODE parameter appears.
3. Press YES to set the mode. While the profile is holding, the only mode you will be able select is
CONT (continue).
4. Press ENTER to run the profile.
Responding to a Tolerance Alarm
A tolerance can be set for each segment. The following occurs when the process variable goes
outside this tolerance:
• The profile goes into tolerance hold
• The segment timer holds
• The loop’s single loop display shows TOHO
• The tolerance alarm timer starts