Trojan Technologies Aquafine TrojanUVLogic Series, Installation & Operation Manual

Page: 134 / 186

Control Panel (CP)
Trojan UV Logic Operations & Maintenance
2006-1-19
7-30
Critical Alarms
On a critical fault the UVR will be placed into Shutdown. On a Critical alarm the system CP will take
immediate action to prevent damage to the equipment and immediate action is also required by the
Operator and ensures that disinfection is not compromised.
*** For the Reactor High Temperature Alarm, a timed critical response can be set to allow for plant
personnel to correct the problem or bring other equipment on-line.
Alarm Description
Reactor High
Temperature
Critical The Reactor Temperature has exceeded the maximum factory
set point. Customer can decide if they want to set a timed delay
from 0-15 minutes. (A setting of zero (0) minutes causes Lamps
to de-energize immediately. Any value greater than zero minutes
will activate the alarm relay, but will not turn off the Lamps till the
delay time has expired.)
For the Reactor High Temperature Alarm, a timed critical
response can be set to allow for plant personnel to correct the
problem or bring other equipment on-line.
This alarm can clear itself if the reactor temperature cools below
the temperature switch default value of 50
°
C (122
°
F) +/- 5
°
C/
°
F.
The reactor will then re-start.
Refer to section 8-1 for alarm indicators and
troubleshooting
.