- 2 -
2-2 Specifications
Product
Model
Air flow system
Dry-bulb temperature sensor
Heater
Environmental chamber
Forced air flow
-15
~
+85
℃
/25
~
98
%
RH
Minimum unit 0.1
℃
/0.1
%
RH
P.I.D. control by a microprocessor
Platinum temperature measuring resistor Pt100
Ω
Digital setting through the membrane switch
KCL-2000W
・
Normal mode
:
Automatic control by microprocessor (Interval defrosting mode)
・
Manual mode (Manual start, Automatic stop/Manual stop)
1.Auto-start program (1 min.
~
99 days 23hr. 59min.)
2.Auto-stop program (1 min.
~
99 days 23hr. 59min.)
3.User’s program (7 patterns)
・
1 pattern
:
contains Max. 10 segments, 1 min.
~
99 days 23hr. 59min./1 segment
・
Repetition time of program
:
1
~
999 times or endless
・
Program type
:
Target precedence control of temperature and humidity, Step control,
Gradient control
Stainless steel sheath heater 650W
(
SUS304)
Refrigeration unit, Coolant
Air-cooled type
200W Coolant : R-134a
Within
±
0.5
℃
/
±
3
%
RH *2
Within 4
℃
/12
%
RH *2
Digital readout Minimum unit 0.1
℃
/0.1
%
RH
・
Set/Measured temperature, Set/Measured relative humidity, Total time (1 min.
~
999 days
23 hrs. and 59 min.)
・
Graphic display (Switch-over)
Residual current device and excess current breaker, Door switch
Stand-alone over heat protector (Variable type +30
~
+93
℃
)
Stand-alone over heat protector for boil-dry protection
Self-diagnosis system of temperature controller
(Dry-bulb temperature sensor failure, Wet-bulb temperature sensor failure, Heater fault,
Refrigeration unit fault (High pressure, Overload), Temperature curve failure, Power failure,
Overheat, Overcool, Cooling failure, Level sensor fault, Humidity control failure, Humidity
upper limit fault, Water supply failure, Low level of water supply tank, Door open, Watch dog,
SSR fault, Full drain tank (when using an optional drain tank))
・
RS-232C interface
・
Recorder output terminal for temperature and humidity
・
Alarm output terminal (Contact voltage type)
・
Calibration of temperature indication
・
Maintenance mode
・
External water supply
・
Forced draining
・
Input terminal for drain tank alarm
Wet-bulb temperature sensor
Platinum temperature measuring resistor Pt100
Ω
Heater for humidifying
Stainless steel sheath heater 200W
×
2
(
SUS316)
Interior
Antibacterial stainless steel sheet
Others: SUS304
Temperature controller
P.I.D. control by microprocessor, Noncontact zero cross
Chamber capacity
Shelf
Shelf size
Chamber dimensions *3
Approx. 140
L
500W
×
400D
×
700H (mm)
Max.15kg/shelf under uniform loading
Supplied shelves : 2 pce. as standard with 2 brackets
468W
×
375D (mm)
Pitch of bracket holder /
No. of columns
40mm pitch 5 levels/2 columns
Door
With observation window (without inner door)
・
Quadplex glass
・
Equipped with heater for reducing dew condensation, no double door
Temp./Humidity
control range *1
Temp./Humidity
control accuracy *1
Temp./Humidity
uniformity *1
Temp./Humidity control
Temp./Humidity setting
Temp./Humidity indication
Defrosting system *2
Program
Other functions
Safety features
Overload relay holding circuit, Protection timer for ref. unit, High pressure switch for ref. unit.
Cable port
2 ports at both sides of unit ID40mm
Supplying water
Distilled water or ion-exchange water through a polyethylene tank or a cartridge water purifier
Electric conductivity : 10
µ
s/cm or less
Tank capacity
Inside : Approx. 10L (Removable) Outside : Approx. 20L (connected by one-touch socket)