System Operation - Halton M.A.R.V.E.L. Operator's Manual

M.A.R.V.E.L. System Operation
NOTE: Refer to the Capture Jet
hoods.
The following steps ONLY apply to the M.A.R.V.E.L. components (IRIS™ Sensor, MC8
Control Panel, Pressure Transducer and Temperature Sensor).
Monitor space temperature (Tspace), IR sensor temperature (IRT)
and exhaust air temperature, (Tex) for each hood. Calculate and
report hood exhaust airflow Q to the exhaust fan controller
NO
M.A.R.V.E.L. Installation Operation & Maintenance Manual
® Hood IO&M Manual for complete details on operating the
NORMAL
OPERATION
Tex > Tex_max
Open ABD damper
ABD damper
fully open
Report Warning
"Hood #N is operating at dangerously
high temperature Tex!"
NO
Report appliance status
Maintain hood exhaust airflow Q
as function of (Tex – Tspace)
but not less than Qidle
NO
IRT > Tspace + dTcook
Tex > Tex_min
IRT fluctuation
detected
Report appliance status
COOKING
IDLE
Reset cooking timer
Maintain hood exhaust airflow
Q = Qdesign
For pre-set period = CookingTime
17
NO
NO
Report appliance status
OFF
Close ABD damper