SIGRIST StackGuard 2, Инструкция по эксплуатации

Страница: 47 / 62

Instruction Manual StackGuard 2 System
10198E/3 41
Message W F P Means Possible causes
Current 1/2 x Current output 1
(2) is faulty.
-
open connection
terminals at the
reading output
-
open circuit in the
current loop of the
reading output
-
loose contact
SensCheck x The internal check
value indicates
excessively high
deviations.
-
dirty optics
-
defective correction
mechanism
Light x The detectors are
not receiving any
light.
-
defective light
source
CRCFRAM x The checksum of
the parameter
values is incorrect.
-
parameter loss
(defective
electronics, EMC)
Default
value x The default values
of the parameters
loaded.
-
parameter loss
(defective
electronics, EMC)
I Heat.entr x The excess-current
circuit breaker for
the heaters 1..3
(supply pipe) or the
current relay of the
100% heater has
tripped.
-
connection to the
heaters (short
circuit or open
circuit)
-
heaters (short
circuit or open
circuit)
I Heat.ret.
x The excess-current
circuit breaker for
heaters 4..5 (return
pipe) has tripped.
-
short circuit in the
line to the heaters
-
heater short circuit
I Blower x The heat pack for
the blower has
tripped.
-
short circuit in
supply line to the
blower
-
electrical or
mechanical blower
defect
T_min.entr. x The temperature of
the supply pipe has
dropped below the
minimum
admissible value.
-
heater failure
-
problem with the
ring pipe (leakage)