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VL Series Portable Chillers, 0.25 to 1.5 Tons UGH020/0301
3. Other parameters are accessed with the “UP” and “DOWN”
button. With the “SET” button, the actual setting of each
parameter is displayed. To change a parameter setting,
push the “SET” plus the “UP” (or “DOWN”).
4. The system will automatically return to its normal operating
mode a few seconds after the programming procedure is
completed or interrupted.
E. ERROR ANNUNCIATION
1. Any sensor input defect will be displayed as follows: “ - - - ”
in case of shorted sensor - “ EEE ”; in case of sensor break or
sensor absence. The “ EEE ” error message also appears in
the event of overrange of underrange of the system
temperature.
2. It is recommended to double check the sensor wiring
before diagnosing a probe as defective.
3.4 SHUT DOWN/DISCONNECT SEQUENCE
A. PRECAUTIONS/WARNINGS
1. The operator must precisely follow all shut down
procedures outlined in this manual. If the operator fails to
do so, an unsafe condition can develop resulting in damage
to the unit or injury and/or death to operating personnel.
B. UNIT SHUT DOWN (without system disconnect)
1. To shut down the unit: toggle ‘off’ the rocker switch and
disconnect the electrical supply.
PARAMETER
d1
LS1
HS1
od
Lci
Hci
CAL
PSE
HC1
rP1
LF1
dp
hdd
tAb
DECRIPTION
differential
Lower Set
Higher Set
output delay
Low current input
High current input
CALibration
Probe SElection
Heating / Cooling
relay Protection
Led Function
decimal Point
half digit display
tAble of parameter
RANGE
min / max
min / max
min / max
min / max
min / max
min / max
min / max
Ni / Pt / Fe / Cr / rh
H / C
ro / rc
di / in
on / oF
n / y
/
UNIT
C / F
C / F
C / F
seconds
various
various
C / F
/
flag
flag
flag
flag
flag
flag
FACTORY
4
40
70
60
0
0
0
Fe
C
RO
OF
N
DEFAULT SETTING - STANDARD MODLES