Appendix
94
Table A.2 Low Temperature Cabinet specifications
Model LU-113
Temperature control
system
Balanced temperature control system(BTC system)
Power supply
100V AC 1
φ
50/60Hz
Maximum current (A)
9
Ambient temperature
Allowable operating range 0
40
Temperature
range
20
85
Temperature
fluctuation
0.5
Perf
orm
ance *
Temperature
uniformity
2
External
Cold-rolled rust-proof steel plate (Melamine baked finish)
Internal
18-8 Cr-Ni stainless steel plate
Insulation
Ridid polyurethane foam + Glass wool + Urethane board
Air circulator
Propeller fan
Heater
Nichrome stripped-wire heater
Const
ruct
ion
Refrigerator
Air-cooled hermetically sealed (HFC134a)
Operation
modes
P Constant setting
Setter
Mechanical key input
Program memory
capacity
1 program with 9 steps (Repeat cycles: 1
99)
Control principle
PID control
Communications
E-BUS (option), GP-IB (option), RS-232C (option)
Tem
perat
ure cont
roller
Functions
Input burnout detection function, upper and lower temperature limit alarm
function, self-diagnostic function(watchdog timer), alarm indication function,
power cut protection function, timer function(automatic start/stop)
Accessories
Drain filter x 2, cable port (
φ
25 mm), power cable (with 3-pole plug)
Capacity (L)
Approx.105
Inside dimensions
(W x H x D mm)
500
600
390 (Excluding projections)
Outside dimensions
(W x H x D mm)
650
1090
805 (Excluding projections)
Weight (kg)
Approx.90
• Performance values are given for +23°C ambient temperature and no specimens inside
cabinet.
• Performance figures are based on JTM K 01-1998 (Humidity chambers-test and indication
method for performance by Japan Testing Machinery Association).
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