Instruction Manual

39
Specification
DKN302 DKN402 DKN602/612 DKN812 DKN912
Method Forced circulation
Temperature control
range
0 to 260℃ (Ambient temp.: 23℃, No load, Damper: full closed)
Temperature
adjustment accuracy
±1℃ (Middle of furnace, Set temp.: 210℃, Damper: full closed)
Temperature
distribution accuracy
±2.5℃ (Set temp.: 210℃, Damper: full closed)
(Room temp. to 210℃)
Temperature rise time
Approx. 60min.
Approx.
75min.
(210 to 50℃)
Temperature fall time
Approx. 150min.
Approx.
160min.
Approx.
220min.
Iron-chrome heater SUS pipe heater
Heater
0.8kw 1.2kw 1.34kw 2.4kw 3kw
Controller type VS4
Temperature control
system
PID control for heater output by microcomputer
Setting system Digital setting by menu key and up/down keys
Operation mode Fixed temperature, Quick auto stop, Auto stop, Auto start, Program operation
Sensor K-thermocouple
Additional functions Lock function, Auto recovering after power failure, Calibration offset
Self-diagnostic
functions
Failure of Sensor, heater, SSR, memory, internal communication,
temperature inputting circuit, automatic overheating prevention device,
overheating prevention device, measurement temperature
Safety device Earth leakage breaker, Overheating prevention device
External dimensions
(W×D×H mm)
410×451×670 560×601×820 710×651×870 710×651×1675 1180×651×1683
Internal dimensions
(W×D×H mm)
300×300×300 450×450×450 600×500×500 600×500×1000 1070×500×1000
Capacity Approx. 27L Approx. 90L Approx. 150L Approx. 300L Approx. 535L
Door Single door, silicon packing Double door
100V AC 200V AC single phase
Power supply
(50/60Hz)
8.5A 12.5A
14A
(DKN602)
8A
(DKN612)
12.5A 15.5A
Weight Approx. 35Kg Approx. 50Kg Approx. 65Kg Approx. 110Kg Approx. 190Kg
Shelf (withstand load: 15kg/one shelf)
×2 ×4 ×8
Accessories
Instruction manual
 The performance under the power supply condition of AC 100V and 200V are shown here.
 The usable ambient temperature of the unit is from 5℃ to 35℃.
 The temperature fall time here shows the reference value.